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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
 
FORM 10-Q
þ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d)
OF THE SECURITIES EXCHANGE ACT OF 1934
For the quarterly period ended March 31,September 30, 2016
OR
¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d)
OF THE SECURITIES EXCHANGE ACT OF 1934
For the transition period from           to            

Commission
File Number
 
Registrant, State of Incorporation,
Address and Telephone Number
 
I.R.S. Employer
Identification No.
1-3526 
The Southern Company
(A Delaware Corporation)
30 Ivan Allen Jr. Boulevard, N.W.
Atlanta, Georgia 30308
(404) 506-5000
 58-0690070
     
1-3164 
Alabama Power Company
(An Alabama Corporation)
600 North 18th Street
Birmingham, Alabama 35203
(205) 257-1000
 63-0004250
     
1-6468 
Georgia Power Company
(A Georgia Corporation)
241 Ralph McGill Boulevard, N.E.
Atlanta, Georgia 30308
(404) 506-6526
 58-0257110
     
001-31737 
Gulf Power Company
(A Florida Corporation)
One Energy Place
Pensacola, Florida 32520
(850) 444-6111
 59-0276810
     
001-11229 
Mississippi Power Company
(A Mississippi Corporation)
2992 West Beach Boulevard
Gulfport, Mississippi 39501
(228) 864-1211
 64-0205820
     
333-98553001-37803 
Southern Power Company
(A Delaware Corporation)
30 Ivan Allen Jr. Boulevard, N.W.
Atlanta, Georgia 30308
(404) 506-5000
 58-2598670



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Indicate by check mark whether the registrants (1) have filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrants were required to file such reports), and (2) have been subject to such filing requirements for the past 90 days. Yes þ No ¨
Indicate by check mark whether the registrants have submitted electronically and posted on their corporate Web site, if any, every Interactive Data File required to be submitted and posted pursuant to Rule 405 of Regulation S-T during the preceding 12 months (or for such shorter period that the registrants were required to submit and post such files). Yes þ No ¨
Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, or a smaller reporting company. See the definitions of "large accelerated filer," "accelerated filer" and "smaller reporting company" in Rule 12b-2 of the Exchange Act. (Check one):
Registrant 
Large
Accelerated
Filer
 
Accelerated
Filer
 
Non-
accelerated
Filer
 
Smaller
Reporting
Company
The Southern Company X      
Alabama Power Company     X  
Georgia Power Company     X  
Gulf Power Company     X  
Mississippi Power Company     X  
Southern Power Company     X  
Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act). Yes ¨ No þ (Response applicable to all registrants.)
 
Registrant 
Description of
Common Stock
 Shares Outstanding at March 31,September 30, 2016
The Southern Company Par Value $5 Per Share 918,258,425979,999,480
Alabama Power Company Par Value $40 Per Share 30,537,500
Georgia Power Company Without Par Value 9,261,500
Gulf Power Company Without Par Value 5,642,717
Mississippi Power Company Without Par Value 1,121,000
Southern Power Company Par Value $0.01 Per Share 1,000
This combined Form 10-Q is separately filed by The Southern Company, Alabama Power Company, Georgia Power Company, Gulf Power Company, Mississippi Power Company, and Southern Power Company. Information contained herein relating to any individual registrant is filed by such registrant on its own behalf. Each registrant makes no representation as to information relating to the other registrants.

2

INDEX TO QUARTERLY REPORT ON FORM 10-Q
March 31,September 30, 2016


  
Page
Number
   
 PART I—FINANCIAL INFORMATION 
   
Item 1.Financial Statements (Unaudited) 
Item 2.Management's Discussion and Analysis of Financial Condition and Results of Operations 
  
 
 
 
 
 
  
 
 
 
 
 
  
 
 
 
 
 
  
 
 
 
 
 
  
 
 
 
 
 
  
 
 
 
 
 
 
Item 3.
Item 4.

3

INDEX TO QUARTERLY REPORT ON FORM 10-Q
March 31,September 30, 2016


  
Page
Number
 
 
Item 1.
Item 1A.
Item 2.Unregistered Sales of Equity Securities and Use of ProceedsInapplicable
Item 3.Defaults Upon Senior SecuritiesInapplicable
Item 4.Mine Safety DisclosuresInapplicable
Item 5.Other InformationInapplicable
Item 6.
 


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DEFINITIONS
TermMeaning
  
2012 MPSC CPCN OrderA detailed order issued by the Mississippi PSC in April 2012 confirming the CPCN originally approved by the Mississippi PSC in 2010 authorizing the acquisition, construction, and operation of the Kemper IGCC
2013 ARPAlternative Rate Plan approved by the Georgia PSC in 2013 for Georgia Power for the years 2014 through 2016 and subsequently extended through 2019
AFUDCAllowance for funds used during construction
AGL ResourcesAGL Resources Inc.
Alabama PowerAlabama Power Company
ASCAccounting Standards Codification
ASUAccounting Standards Update
Baseload ActState of Mississippi legislation designed to enhance the Mississippi PSC's authority to facilitate development and construction of baseload generation in the State of Mississippi
Bridge AgreementSenior unsecured Bridge Credit Agreement, dated as of September 30, 2015, among Southern Company, the lenders identified therein, and Citibank, N.A.
CCRCoal combustion residuals
Clean Air ActClean Air Act Amendments of 1990
CO2
Carbon dioxide
CODCommercial operation date
ContractorWestinghouse and its affiliate, WECTEC Global Project Services Inc. (formerly known as CB&I Stone & Webster, Inc.), formerly a subsidiary of The Shaw Group Inc. and Chicago Bridge & Iron Company N.V.
CPCNCertificate of public convenience and necessity
CWIPConstruction work in progress
DOEU.S. Department of Energy
ECO PlanMississippi Power's Environmental Compliance Overview Plan
Eligible Project CostsCertain costs of construction relating to Plant Vogtle Units 3 and 4 that are eligible for financing under the Title XVII Loan Guarantee Program
EPAU.S. Environmental Protection Agency
FASBFinancial Accounting Standards Board
FERCFederal Energy Regulatory Commission
FFBFederal Financing Bank
FitchFitch Ratings, Inc.
Form 10-KCombined Annual Report on Form 10-K of Southern Company, Alabama Power, Georgia Power, Gulf Power, Mississippi Power, and Southern Power for the year ended December 31, 2015
GAAPU.S. generally accepted accounting principles
Georgia PowerGeorgia Power Company
Gulf PowerGulf Power Company
IGCCIntegrated coal gasification combined cycle
IICIntercompany interchange contract
Internal Revenue CodeInternal Revenue Code of 1986, as amended
IRSInternal Revenue Service
ITCInvestment tax credit
Kemper IGCCIGCC facility under construction by Mississippi Power in Kemper County, Mississippi
KWHKilowatt-hour
LIBORLondon Interbank Offered Rate
MATS ruleMercury and Air Toxics Standards rule
MergerThe merger, effective July 1, 2016, of Merger Sub with and into AGL Resources on the terms and subject to the conditions set forth in the Merger Agreement, with AGL Resources continuing as the surviving corporation and a wholly-owned, direct subsidiary of Southern Company with and into Southern Company Gas, with Southern Company Gas continuing as the surviving corporation
Mirror CWIPA regulatory liability used by Mississippi Power to record customer refunds resulting from a 2015 Mississippi PSC order

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DEFINITIONS
(continued)
TermMeaning
  
Merger AgreementAgreement and Plan of Merger, dated as of August 23, 2015, among Southern Company, AGL Resources, and Merger Sub
Merger SubAMS Corp., a wholly-owned, direct subsidiary of Southern Company
Mirror CWIPA regulatory liability account for use in mitigating future rate impacts for Mississippi Power customers
Mississippi PowerMississippi Power Company
mmBtuMillion British thermal units
Moody'sMoody's Investors Service, Inc.
MWMegawatt
NCCRGeorgia Power's Nuclear Construction Cost Recovery
Nicor GasNorthern Illinois Gas Company, a wholly-owned subsidiary of Southern Company Gas
NRCU.S. Nuclear Regulatory Commission
OCIOther comprehensive income
PATH ActThe Protecting Americans from Tax Hikes Act
PEPMississippi Power's Performance Evaluation Plan
Plant Vogtle Units 3 and 4Two new nuclear generating units under construction at Georgia Power's Plant Vogtle
power poolThe operating arrangement whereby the integrated generating resources of the traditional electric operating companies and Southern Power Company (excluding subsidiaries) are subject to joint commitment and dispatch in order to serve their combined load obligations
PPAPower purchase agreementagreements and contracts for differences that provide the owner of the renewable facility a certain fixed price for the electricity sold to the grid
PSCPublic Service Commission
PTCProduction tax credit
Rate CNPAlabama Power's Rate Certificated New Plant
Rate CNP ComplianceAlabama Power's Rate Certificated New Plant Compliance
Rate CNP PPAAlabama Power's Rate Certificated New Plant Power Purchase Agreement
Rate RSEAlabama Power's Rate Stabilization and Equalization plan
registrantsSouthern Company, Alabama Power, Georgia Power, Gulf Power, Mississippi Power, and Southern Power Company
ROEReturn on equity
S&PStandard and Poor'sS&P Global Ratings, Services, a division of The McGraw Hill Companies,S&P Global Inc.
scrubberFlue gas desulfurization system
SCSSouthern Company Services, Inc. (the Southern Company system service company)
SECU.S. Securities and Exchange Commission
SMEPASouth Mississippi Electric Power Association
Southern CompanyThe Southern Company
Southern Company GasSouthern Company Gas (formerly known as AGL Resources Inc.) and its subsidiaries
Southern Company Gas CapitalSouthern Company Gas Capital Corporation, a wholly-owned subsidiary of Southern Company Gas
Southern Company systemSouthern Company, the traditional electric operating companies, Southern Power, Southern Electric Generating Company, Southern Nuclear, Southern Company Services, Inc. (the Southern Company system service company),SCS, Southern Communications Services, Inc., and other subsidiaries, and, as of July 1, 2016, Southern Company Gas
Southern NuclearSouthern Nuclear Operating Company, Inc.
Southern PowerSouthern Power Company and its subsidiaries
traditional electric operating companiesAlabama Power, Georgia Power, Gulf Power, and Mississippi Power
Vogtle OwnersGeorgia Power, Oglethorpe Power Corporation, the Municipal Electric Authority of Georgia, and the City of Dalton, Georgia, an incorporated municipality in the State of Georgia acting by and through its Board of Water, Light, and Sinking Fund Commissioners
WestinghouseWestinghouse Electric Company LLC

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CAUTIONARY STATEMENT REGARDING FORWARD-LOOKING INFORMATION
This Quarterly Report on Form 10-Q contains forward-looking statements. Forward-looking statements include, among other things, statements concerning retail rates, the potential financing of the Merger, the expected timing of the completion of the Merger, the strategic goals for the wholesale business, economic conditions, fuel and environmental cost recovery and other rate actions, current and proposed environmental regulations and related compliance plans and estimated expenditures, pending or potential litigation matters, access to sources of capital, financing activities, completion dates of acquisitions and construction projects, filings with state and federal regulatory authorities, federal income tax benefits, estimated sales and purchases under power sale and purchase agreements, and estimated construction and other plans and expenditures. In some cases, forward-looking statements can be identified by terminology such as "may," "will," "could," "should," "expects," "plans," "anticipates," "believes," "estimates," "projects," "predicts," "potential," or "continue" or the negative of these terms or other similar terminology. There are various factors that could cause actual results to differ materially from those suggested by the forward-looking statements; accordingly, there can be no assurance that such indicated results will be realized. These factors include:

the impact of recent and future federal and state regulatory changes, including legislative and regulatory initiatives regarding deregulation and restructuring of the electric utility industry, environmental laws regulating emissions, discharges, and disposal to air, water, and land, and also changes in tax and other laws and regulations to which Southern Company and its subsidiaries are subject, as well as changes in application of existing laws and regulations;
current and future litigation, regulatory investigations, proceedings, or inquiries, including, without limitation, IRS and state tax audits;
the effects, extent, and timing of the entry of additional competition in the markets in which Southern Company's subsidiaries operate;
variations in demand for electricity, including those relating to weather, the general economy and recovery from the last recession, population and business growth (and declines), the effects of energy conservation and efficiency measures, including from the development and deployment of alternative energy sources such as self-generation and distributed generation technologies, and any potential economic impacts resulting from federal fiscal decisions;
available sources and costs of fuels;
effects of inflation;
the ability to control costs and avoid cost overruns during the development and construction of facilities, which include the development and construction of generating facilities with designs that have not been finalized or previously constructed, including changes in labor costs and productivity, adverse weather conditions, shortages and inconsistent quality of equipment, materials, and labor, contractor or supplier delay, non-performance under construction, operating, or other agreements, operational readiness, including specialized operator training and required site safety programs, unforeseen engineering or design problems, start-up activities (including major equipment failure and system integration), and/or operational performance (including additional costs to satisfy any operational parameters ultimately adopted by any PSC);
the ability to construct facilities in accordance with the requirements of permits and licenses, to satisfy any environmental performance standards and the requirements of tax credits and other incentives, and to integrate facilities into the Southern Company system upon completion of construction;
investment performance of Southern Company's employee and retiree benefit plans and the Southern Company system's nuclear decommissioning trust funds;
advances in technology;
state and federal rate regulations and the impact of pending and future rate cases and negotiations, including rate actions relating to fuel and other cost recovery mechanisms;
legal proceedings and regulatory approvals and actions related to Plant Vogtle Units 3 and 4, including Georgia PSC approvals and NRC actions;
actions related to cost recovery for the Kemper IGCC, including the ultimate impact of the 2015 decision of the Mississippi Supreme Court, the Mississippi PSC's December 2015 rate order, and related legal or regulatory proceedings, Mississippi PSC review of the prudence of Kemper IGCC costs and approval of further permanent rate recovery plans, actions relating to proposed securitization, satisfaction of requirements to utilize grants, and the ultimate impact of the termination of the proposed sale of an interest in the Kemper IGCC to SMEPA;



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CAUTIONARY STATEMENT REGARDING FORWARD-LOOKING INFORMATION
This Quarterly Report on Form 10-Q contains forward-looking statements. Forward-looking statements include, among other things, statements concerning regulated rates, the strategic goals for the wholesale business, economic conditions, fuel and environmental cost recovery and other rate actions, current and proposed environmental regulations and related compliance plans and estimated expenditures, pending or potential litigation matters, access to sources of capital, financing activities, completion dates of acquisitions and construction projects, filings with state and federal regulatory authorities, federal income tax benefits, estimated sales and purchases under power sale and purchase agreements, and estimated construction and other plans and expenditures. In some cases, forward-looking statements can be identified by terminology such as "may," "will," "could," "should," "expects," "plans," "anticipates," "believes," "estimates," "projects," "predicts," "potential," or "continue" or the negative of these terms or other similar terminology. There are various factors that could cause actual results to differ materially from those suggested by the forward-looking statements; accordingly, there can be no assurance that such indicated results will be realized. These factors include:

the impact of recent and future federal and state regulatory changes, including legislative and regulatory initiatives regarding deregulation and restructuring of the utility industry, environmental laws regulating emissions, discharges, and disposal to air, water, and land, and also changes in tax and other laws and regulations to which Southern Company and its subsidiaries are subject, as well as changes in application of existing laws and regulations;
current and future litigation, regulatory investigations, proceedings, or inquiries, including, without limitation, IRS and state tax audits;
the effects, extent, and timing of the entry of additional competition in the markets in which Southern Company's subsidiaries operate;
variations in demand for electricity and natural gas, including those relating to weather, the general economy and recovery from the last recession, population and business growth (and declines), the effects of energy conservation and efficiency measures, including from the development and deployment of alternative energy sources such as self-generation and distributed generation technologies, and any potential economic impacts resulting from federal fiscal decisions;
available sources and costs of natural gas and other fuels;
limits on pipeline capacity;
effects of inflation;
the ability to control costs and avoid cost overruns during the development and construction of facilities, which include the development and construction of generating facilities with designs that have not been finalized or previously constructed, including changes in labor costs and productivity, adverse weather conditions, shortages and inconsistent quality of equipment, materials, and labor, sustaining nitrogen supply, contractor or supplier delay, non-performance under construction, operating, or other agreements, operational readiness, including specialized operator training and required site safety programs, unforeseen engineering or design problems, start-up activities (including major equipment failure and system integration), and/or operational performance (including additional costs to satisfy any operational parameters ultimately adopted by any PSC);
the ability to construct facilities in accordance with the requirements of permits and licenses, to satisfy any environmental performance standards and the requirements of tax credits and other incentives, and to integrate facilities into the Southern Company system upon completion of construction;
investment performance of Southern Company's employee and retiree benefit plans and the Southern Company system's nuclear decommissioning trust funds;
advances in technology;
state and federal rate regulations and the impact of pending and future rate cases and negotiations, including rate actions relating to fuel and other cost recovery mechanisms;
legal proceedings and regulatory approvals and actions related to Plant Vogtle Units 3 and 4, including Georgia PSC approvals and NRC actions;
actions related to cost recovery for the Kemper IGCC, including the ultimate impact of the 2015 decision of the Mississippi Supreme Court, the Mississippi PSC's December 2015 rate order, and related legal or regulatory proceedings, Mississippi PSC review of the prudence of Kemper IGCC costs and approval of further permanent rate recovery plans, actions relating to proposed securitization, satisfaction of requirements to utilize grants, and the ultimate impact of the termination of the proposed sale of an interest in the Kemper IGCC to SMEPA;


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CAUTIONARY STATEMENT REGARDING FORWARD-LOOKING INFORMATION
(continued)
the ability to successfully operate the electric utilities' generating, transmission, and distribution facilities and Southern Company Gas' natural gas distribution and storage facilities and the successful performance of necessary corporate functions;
the inherent risks involved in operating and constructing nuclear generating facilities, including environmental, health, regulatory, natural disaster, terrorism, and financial risks;
the inherent risks involved in transporting and storing natural gas;
the performance of projects undertaken by the non-utility businesses and the success of efforts to invest in and develop new opportunities;
internal restructuring or other restructuring options that may be pursued;
potential business strategies, including acquisitions or dispositions of assets or businesses, which cannot be assured to be completed or beneficial to Southern Company or its subsidiaries;
the expected timing, likelihood, and benefits of completion of the Merger, including the failure to receive, on a timely basis or otherwise, the required approvals by government or regulatory agencies (including the terms of such approvals), the possibility that long-term financing for the Merger may not be put in place prior to the closing, the risk that a condition to closing of the Merger or funding of the Bridge Agreement may not be satisfied, the possibility that the anticipated benefits from the Merger cannot be fully realized or may take longer to realize than expected, the possibility that costs related to the integration of Southern Company and AGL ResourcesSouthern Company Gas will be greater than expected, the credit ratings of the combined company or its subsidiaries may be different from what the parties expect, the ability to retain and hire key personnel and maintain relationships with customers, suppliers, or other business partners, and the diversion of management time on Merger-related issues, and the impact of legislative, regulatory, and competitive changes;integration-related issues;
the ability of counterparties of Southern Company and its subsidiaries to make payments as and when due and to perform as required;
the ability to obtain new short- and long-term contracts with wholesale customers;
the direct or indirect effect on the Southern Company system's business resulting from cyber intrusion or terrorist incidents and the threat of terrorist incidents;
interest rate fluctuations and financial market conditions and the results of financing efforts;
changes in Southern Company's and any of its subsidiaries' credit ratings, including impacts on interest rates, access to capital markets, and collateral requirements;
the impacts of any sovereign financial issues, including impacts on interest rates, access to capital markets, impacts on currency exchange rates, counterparty performance, and the economy in general, as well as potential impacts on the benefits of the DOE loan guarantees;
the ability of Southern Company's subsidiarieselectric utilities to obtain additional generating capacity (or sell excess generating capacity) at competitive prices;
catastrophic events such as fires, earthquakes, explosions, floods, hurricanes and other storms, droughts, pandemic health events such as influenzas, or other similar occurrences;
the direct or indirect effects on the Southern Company system's business resulting from incidents affecting the U.S. electric grid, natural gas pipeline infrastructure, or operation of generating or storage resources;
the effect of accounting pronouncements issued periodically by standard-setting bodies; and
other factors discussed elsewhere herein and in other reports (including the Form 10-K) filed by the registrants from time to time with the SEC.
The registrants expressly disclaim any obligation to update any forward-looking statements.


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THE SOUTHERN COMPANY
AND SUBSIDIARY COMPANIES

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THE SOUTHERN COMPANY AND SUBSIDIARY COMPANIES
CONDENSED CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED)
 
For the Three Months
Ended March 31,
For the Three Months Ended September 30, For the Nine Months Ended September 30,
2016 20152016 2015 2016 2015
(in millions)(in millions) (in millions)
Operating Revenues:          
Retail revenues$3,377
 $3,542
Wholesale revenues396
 467
Retail electric revenues$4,808
 $4,701
 $11,932
 $11,958
Wholesale electric revenues613
 520
 1,455
 1,435
Other electric revenues181
 163
181
 169
 529
 494
Natural gas revenues518
 
 518
 
Other revenues11
 11
144
 11
 281
 34
Total operating revenues3,965
 4,183
6,264
 5,401
 14,715
 13,921
Operating Expenses:          
Fuel911
 1,212
1,400
 1,520
 3,334
 3,932
Purchased power165
 144
227
 193
 581
 507
Cost of natural gas133
 
 133
 
Cost of other sales84
 
 161
 
Other operations and maintenance1,106
 1,122
1,411
 1,097
 3,616
 3,320
Depreciation and amortization541
 487
695
 528
 1,805
 1,515
Taxes other than income taxes256
 252
309
 264
 821
 761
Estimated loss on Kemper IGCC53
 9
88
 150
 222
 182
Total operating expenses3,032
 3,226
4,347
 3,752
 10,673
 10,217
Operating Income933
 957
1,917
 1,649
 4,042
 3,704
Other Income and (Expense):          
Allowance for equity funds used during construction53
 63
52
 60
 150
 163
Interest expense, net of amounts capitalized(246) (213)(374) (218) (913) (612)
Other income (expense), net(21) (8)21
 (21) (38) (41)
Total other income and (expense)(214) (158)(301) (179) (801) (490)
Earnings Before Income Taxes719
 799
1,616
 1,470
 3,241
 3,214
Income taxes222
 274
448
 500
 942
 1,076
Consolidated Net Income497
 525
1,168
 970
 2,299
 2,138
Less:          
Dividends on Preferred and Preference Stock of Subsidiaries11
 17
11
 11
 34
 42
Net income attributable to noncontrolling interests1
 
27
 
 39
 
Consolidated Net Income Attributable to Southern Company$485
 $508
$1,130
 $959
 $2,226
 $2,096
Common Stock Data:          
Earnings per share (EPS) —          
Basic EPS$0.53
 $0.56
$1.17
 $1.05
 $2.37
 $2.30
Diluted EPS$0.53
 $0.56
$1.16
 $1.05
 $2.36
 $2.30
Average number of shares of common stock outstanding (in millions)          
Basic916
 910
968
 910
 940
 910
Diluted922
 915
975
 912
 945
 913
Cash dividends paid per share of common stock$0.5425
 $0.5250
$0.5600
 $0.5425
 $1.6625
 $1.6100
The accompanying notes as they relate to Southern Company are an integral part of these condensed consolidated financial statements.


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THE SOUTHERN COMPANY AND SUBSIDIARY COMPANIES
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED)
 
For the Three Months
Ended March 31,
For the Three Months Ended September 30, For the Nine Months Ended September 30,
2016 20152016 2015 2016 2015
(in millions)(in millions) (in millions)
Consolidated Net Income$497
 $525
$1,168
 $970
 $2,299
 $2,138
Other comprehensive income (loss):          
Qualifying hedges:          
Changes in fair value, net of tax of $(72) and $(11), respectively(117) (18)
Reclassification adjustment for amounts included in net income,
net of tax of $1 and $1, respectively
2
 1
Pension and other post retirement benefit plans:   
Reclassification adjustment for amounts included in net income,
net of tax of $1 and $1, respectively
1
 2
Changes in fair value, net of tax of $12, $(11), $(74), and $(10),
respectively
19
 (18) (118) (16)
Reclassification adjustment for amounts included in net income,
net of tax of $2, $1, $13, and $3, respectively
2
 1
 20
 4
Pension and other postretirement benefit plans:       
Reclassification adjustment for amounts included in net income,
net of tax of $1, $1, $2, and $3, respectively
1
 2
 3
 5
Total other comprehensive income (loss)(114) (15)22
 (15) (95) (7)
Less:          
Dividends on preferred and preference stock of subsidiaries11
 17
11
 11
 34
 42
Comprehensive income attributable to noncontrolling interests1
 
27
 
 39
 
Consolidated Comprehensive Income Attributable to Southern Company$371
 $493
$1,152
 $944
 $2,131
 $2,089
The accompanying notes as they relate to Southern Company are an integral part of these condensed consolidated financial statements.


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THE SOUTHERN COMPANY AND SUBSIDIARY COMPANIES
CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED)
For the Three Months
Ended March 31,
For the Nine Months Ended September 30,
2016 20152016 2015
(in millions)(in millions)
Operating Activities:      
Consolidated net income$497
 $525
$2,299
 $2,138
Adjustments to reconcile consolidated net income to net cash provided from operating activities —      
Depreciation and amortization, total639
 578
2,109
 1,787
Deferred income taxes(4) 113
(22) 821
Investment tax credits
 319
Allowance for equity funds used during construction(53) (63)(150) (163)
Pension, postretirement, and other employee benefits(158) 79
Settlement of asset retirement obligations(117) (20)
Stock based compensation expense58
 56
87
 77
Hedge settlements(236) (4)
Estimated loss on Kemper IGCC53
 9
222
 182
Income taxes receivable, non-current
 (444)
Other, net(13) 4
(98) (48)
Changes in certain current assets and liabilities —      
-Receivables235
 180
(458) (118)
-Fossil fuel stock31
 76
-Materials and supplies(14) 4
-Fossil fuel for generation204
 239
-Natural gas for sale(222) 
-Other current assets(90) (89)(111) (40)
-Accounts payable(72) (426)(9) (266)
-Accrued taxes(60) 197
1,062
 408
-Accrued compensation(332) (381)(122) (129)
-Retail fuel cost over recovery - short-term25
 49
-Mirror CWIP
 40

 99
-Other current liabilities(35) 41
(18) 171
Net cash provided from operating activities865
 913
4,262
 5,088
Investing Activities:      
Plant acquisitions(114) (6)
Business acquisitions, net of cash acquired(9,513) (1,128)
Property additions(1,872) (1,091)(5,252) (3,490)
Investment in restricted cash(289) 
(750) 
Distribution of restricted cash292
 
746
 
Nuclear decommissioning trust fund purchases(316) (290)(838) (1,164)
Nuclear decommissioning trust fund sales311
 284
832
 1,159
Cost of removal, net of salvage(52) (36)(155) (118)
Change in construction payables, net(94) 65
(259) 20
Investment in unconsolidated subsidiaries(1,421) 
Prepaid long-term service agreement(49) (37)(125) (166)
Other investing activities(14) 4
95
 7
Net cash used for investing activities(2,197) (1,107)(16,640) (4,880)
Financing Activities:      
Increase in notes payable, net294
 597
655
 662
Proceeds —      
Long-term debt issuances1,997
 550
Common stock issuances270
 112
Long-term debt14,091
 3,992
Common stock3,265
 136
Short-term borrowings
 280

 280
Redemptions and repurchases —      
Long-term debt(888) (333)(2,405) (2,562)
Common stock repurchased
 (115)
Interest-bearing refundable deposits
 (275)
Preferred and preference stock
 (412)
Common stock
 (115)
Short-term borrowings(475) 
(475) (255)
Distributions to noncontrolling interests(4) 
(22) (6)
Capital contributions from noncontrolling interests131
 
367
 274
Purchase of membership interests from noncontrolling interests(129) 
(129) 
Payment of common stock dividends(497) (478)(1,553) (1,465)
Other financing activities(17) (17)(151) (63)
Net cash provided from financing activities682
 596
13,643
 191
Net Change in Cash and Cash Equivalents(650) 402
1,265
 399
Cash and Cash Equivalents at Beginning of Period1,404
 710
1,404
 710
Cash and Cash Equivalents at End of Period$754
 $1,112
$2,669
 $1,109
Supplemental Cash Flow Information:      
Cash paid (received) during the period for --   
Interest (net of $30 and $32 capitalized for 2016 and 2015, respectively)$224
 $207
Cash paid (received) during the period for —   
Interest (net of $94 and $88 capitalized for 2016 and 2015, respectively)$766
 $590
Income taxes, net(141) (289)(151) (13)
Noncash transactions — Accrued property additions at end of period731
 347
578
 483
The accompanying notes as they relate to Southern Company are an integral part of these condensed consolidated financial statements.

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THE SOUTHERN COMPANY AND SUBSIDIARY COMPANIES
CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED)
 
Assets At March 31,
2016
 At December 31,
2015
 At September 30, 2016 At December 31, 2015
 (in millions) (in millions)
Current Assets:        
Cash and cash equivalents $754
 $1,404
 $2,669
 $1,404
Receivables —        
Customer accounts receivable 988
 1,058
 1,718
 1,058
Energy marketing receivable 526
 
Unbilled revenues 380
 397
 639
 397
Under recovered regulatory clause revenues 43
 63
 54
 63
Income taxes receivable, current 
 144
 
 144
Other accounts and notes receivable 236
 398
 317
 398
Accumulated provision for uncollectible accounts (13) (13) (43) (13)
Fossil fuel stock, at average cost 837
 868
Materials and supplies, at average cost 1,085
 1,061
Materials and supplies 1,268
 1,061
Fossil fuel for generation 664
 868
Natural gas for sale 627
 
Vacation pay 181
 178
 178
 178
Prepaid expenses 486
 495
 459
 495
Other regulatory assets, current 394
 402
 414
 402
Other current assets 90
 71
 168
 71
Total current assets 5,461
 6,526
 9,658
 6,526
Property, Plant, and Equipment:        
In service 76,553
 75,118
 94,174
 75,118
Less accumulated depreciation 24,566
 24,253
 29,590
 24,253
Plant in service, net of depreciation 51,987
 50,865
 64,584
 50,865
Other utility plant, net 218
 233
 
 233
Nuclear fuel, at amortized cost 941
 934
 901
 934
Construction work in progress 9,406
 9,082
 10,069
 9,082
Total property, plant, and equipment 62,552
 61,114
 75,554
 61,114
Other Property and Investments:        
Goodwill 6,223
 2
Equity investments in unconsolidated subsidiaries 1,541
 6
Other intangible assets, net of amortization of $39 and $12
at September 30, 2016 and December 31, 2015, respectively
 942
 317
Nuclear decommissioning trusts, at fair value 1,540
 1,512
 1,616
 1,512
Leveraged leases 761
 755
 769
 755
Miscellaneous property and investments 488
 485
 249
 160
Total other property and investments 2,789
 2,752
 11,340
 2,752
Deferred Charges and Other Assets:        
Deferred charges related to income taxes 1,572
 1,560
 1,590
 1,560
Unamortized loss on reacquired debt 220
 227
 228
 227
Other regulatory assets, deferred 4,957
 4,989
 6,446
 4,989
Income taxes receivable, non-current 413
 413
 413
 413
Other deferred charges and assets 771
 737
 1,133
 737
Total deferred charges and other assets 7,933
 7,926
 9,810
 7,926
Total Assets $78,735
 $78,318
 $106,362
 $78,318
The accompanying notes as they relate to Southern Company are an integral part of these condensed consolidated financial statements.


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THE SOUTHERN COMPANY AND SUBSIDIARY COMPANIES
CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED)
 
Liabilities and Stockholders' Equity At March 31,
2016
 At December 31,
2015
 At September 30, 2016 At December 31, 2015
 (in millions) (in millions)
Current Liabilities:        
Securities due within one year $2,392
 $2,674
 $2,254
 $2,674
Notes payable 1,195
 1,376
 1,670
 1,376
Energy marketing trade payables 533
 
Accounts payable 1,584
 1,905
 1,732
 1,905
Customer deposits 406
 404
 577
 404
Accrued taxes —        
Accrued income taxes 14
 19
 375
 19
Other accrued taxes 240
 484
 641
 484
Accrued interest 255
 249
 410
 249
Accrued vacation pay 228
 228
 231
 228
Accrued compensation 212
 549
 505
 549
Asset retirement obligations, current 237
 217
 390
 217
Liabilities from risk management activities 319
 156
Liabilities from risk management activities, net of collateral 125
 156
Other regulatory liabilities, current 210
 278
 99
 278
Mandatorily redeemable noncontrolling interest 174
 
Other current liabilities 564
 590
 851
 590
Total current liabilities 7,856
 9,129
 10,567
 9,129
Long-term Debt 26,091
 24,688
 41,550
 24,688
Deferred Credits and Other Liabilities:        
Accumulated deferred income taxes 12,274
 12,322
 14,218
 12,322
Deferred credits related to income taxes 185
 187
 204
 187
Accumulated deferred investment tax credits 1,350
 1,219
 1,721
 1,219
Employee benefit obligations 2,546
 2,582
 3,022
 2,582
Asset retirement obligations, deferred 3,504
 3,542
 4,124
 3,542
Unrecognized tax benefits 375
 370
 381
 370
Accrued environmental remediation 415
 42
Other cost of removal obligations 1,151
 1,162
 2,771
 1,162
Other regulatory liabilities, deferred 303
 254
 401
 254
Other deferred credits and liabilities 754
 720
 641
 678
Total deferred credits and other liabilities 22,442
 22,358
 27,898
 22,358
Total Liabilities 56,389
 56,175
 80,015
 56,175
Redeemable Preferred Stock of Subsidiaries 118
 118
 118
 118
Redeemable Noncontrolling Interests 44
 43
 49
 43
Stockholders' Equity:        
Common Stockholders' Equity:        
Common stock, par value $5 per share —        
Authorized — 1.5 billion shares        
Issued -- March 31, 2016: 922 million shares    
-- December 31, 2015: 915 million shares    
Treasury -- March 31, 2016: 3.4 million shares    
-- December 31, 2015: 3.4 million shares    
Issued — September 30, 2016: 981 million shares    
— December 31, 2015: 915 million shares    
Treasury — September 30, 2016: 0.8 million shares    
— December 31, 2015: 3.4 million shares    
Par value 4,604
 4,572
 4,900
 4,572
Paid-in capital 6,582
 6,282
 9,217
 6,282
Treasury, at cost (144) (142) (30) (142)
Retained earnings 9,999
 10,010
 10,685
 10,010
Accumulated other comprehensive loss (244) (130) (225) (130)
Total Common Stockholders' Equity 20,797
 20,592
 24,547
 20,592
Preferred and Preference Stock of Subsidiaries 609
 609
 609
 609
Noncontrolling Interests 778
 781
 1,024
 781
Total Stockholders' Equity 22,184
 21,982
 26,180
 21,982
Total Liabilities and Stockholders' Equity $78,735
 $78,318
 $106,362
 $78,318
The accompanying notes as they relate to Southern Company are an integral part of these condensed consolidated financial statements.

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SOUTHERN COMPANY AND SUBSIDIARY COMPANIES
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

FIRSTTHIRD QUARTER 2016 vs. FIRSTTHIRD QUARTER 2015

AND
YEAR-TO-DATE 2016 vs. YEAR-TO-DATE 2015


OVERVIEW
Southern Company is a holding company that owns all of the common stock of the traditional electric operating companies and the parent entities of Southern Power and Southern Company Gas and owns other direct and indirect subsidiaries. Discussion of the results of operations is focused on the Southern Company system's primary business of electricity sales by the traditional electric operating companies and Southern Power.Power and, following the closing of the Merger on July 1, 2016, the distribution of natural gas by Southern Company Gas, formerly known as AGL Resources Inc. The four traditional electric operating companies are vertically integrated utilities providing electric service in four Southeastern states. Southern Power constructs, acquires, owns, and manages power generation assets, including renewable energy projects, and sells electricity at market-based rates in the wholesale market. Southern Company Gas is an energy services holding company whose primary business is the distribution of natural gas through seven natural gas distribution utilities and is involved in several other complementary businesses including gas marketing services, wholesale gas services, and gas midstream operations. Southern Company's other business activities include providing products and services in the areas of distributed generation, energy efficiency, and utility infrastructure, as well as investments in telecommunications and leveraged lease projects and telecommunications.projects. For additional information, on these businesses, see BUSINESS – "The Southern Company System – Traditional Operating Companies," " – Southern Power," and " – Other Businesses" in Item 1 of the Form 10-K.
Proposed Merger with AGL ResourcesSouthern Company Gas
On August 23, 2015,July 1, 2016, Southern Company entered intocompleted the Merger Agreement to acquire AGL Resources. Under the termsfor a total purchase price of the Merger Agreement, subject to the satisfaction or waiver (if permissible under applicable law) of specified conditions, Merger Sub will be merged withapproximately $8.0 billion and into AGL Resources. AGL Resources will survive the Merger and becomeSouthern Company Gas became a wholly-owned, direct subsidiary of Southern Company.
Southern Company intends to fund the cash consideration for the Merger using a mix of debt and equity. Southern Company finances its capital needs on a portfolio basis and expects to issue a minimum of $8.0 billion in debt prior to closing the Merger and a minimum of $1.2 billion in equity during 2016. This capital is expected to provide funding for the Merger, the proposed acquisition of PowerSecure International, Inc. (PowerSecure), and Southern Power and other Southern Company system capital projects. Total capital raised in 2016 may increase due to cash needed at the closing of the Merger, settlement of hedges, and incremental investment opportunities, including additional Southern Power projects in excess of its current capital plans. In addition, Southern Company entered into the $8.1 billion Bridge Agreement on September 30, 2015 to provide financing for the Merger in the event long-term financing is not available.
Through May 5, 2016, the Maryland PSC, the Georgia PSC, the California Public Utilities Commission, and the Virginia State Corporation Commission have approved the Merger. On April 15, 2016, Southern Company, AGL Resources, and Northern Illinois Gas Company (collectively, the Joint Applicants) and the Retail Energy Supply Association filed a settlement agreement with the Illinois Commerce Commission. On April 28, 2016, the Joint Applicants, the Illinois Attorney General's Office, and the Citizens Utility Board filed a settlement agreement with the Illinois Commerce Commission. Collectively, these agreements resolve all remaining contested issues for Illinois Commerce Commission approval of the Merger. On May 5, 2016, Southern Company, AGL Resources, Merger Sub, Pivotal Utility Holdings, Inc. d/b/a Elizabethtown Gas, the Division of Rate Counsel, the Staff of the New Jersey Board of Public Utilities, and New Jersey Large Energy Users Coalition entered into a comprehensive settlement agreement relatingPrior to the New Jersey Boardcompletion of Public Utilities review of the Merger. Additionally, the Federal Communications Commission (FCC) has approved the transfer of control over the FCC licenses of certain AGL Resources subsidiaries. Consummation of the Merger remains subject to the satisfaction or waiver of certain closing conditions, including, among others, (i) the approval of the Illinois Commerce Commission and the New Jersey Board of Public Utilities and other approvals required under applicable state laws, (ii) the absence of a judgment, order, decision, injunction, ruling, or other finding or agency requirement of a governmental entity prohibiting the consummation of the Merger, and (iii) other customary closing conditions, including (a) subject to certain materiality qualifiers, the accuracy of each party's representations and warranties and (b) each party's performance in all material respects of its obligations under the Merger Agreement.

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MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Prior to the Merger, Southern Company and AGL Resources will continue to operateSouthern Company Gas operated as separate companies. Accordingly, except for specific references to the pending Merger, the descriptions of strategy and outlook and the risks and challenges Southern Company faces, and theThe discussion and analysis of results of operations and financial condition set forth herein relate solely toinclude Southern Company.Company Gas' results of operations since July 1, 2016 and financial condition as of September 30, 2016. See Note (I) to the Condensed Financial Statements under "Southern"Southern CompanyProposed Merger with AGL Resources"Southern Company Gas" herein for additional information regarding the Merger.
During the first quarterthree and nine months ended September 30, 2016, Southern Company recorded in its statements of income costs associated with the Merger of approximately $40.8 million and $104.1 million, respectively, of which $40.6 million and $73.5 million is included in operating expenses and $0.2 million and $30.6 million is included in other income and (expense), respectively. These costs include external transaction costs for financing, legal, and consulting services, associated with the proposed Merger of approximately $20 million, of which $6 million is included in operating expensesas well as rate credits and $14 million is included in other income and (expense).additional compensation-related expenses.
The ultimate outcome of these matters cannot be determined at this time. See RISK FACTORS in Item 1A and MANAGEMENT'S DISCUSSION AND ANALYSIS – OVERVIEW – "Proposed Merger with AGL Resources" of Southern Company in Item 7 of the Form 10-Kherein for additional information related to the proposed Merger and the various risks related thereto.to the Merger.
Construction Program
Construction continues on Plant Vogtle Units 3 and 4 (45.7% ownership interest by Georgia Power in the two units, each with approximately 1,100 MWs) and Mississippi Power's 582-MW Kemper IGCC. See RESULTS OF OPERATIONS – "Estimated"Estimated Loss on Kemper IGCC," FUTURE EARNINGS POTENTIAL – "Construction"Construction Program," and Note (B) to the Condensed Financial Statements under "Retail"Retail Regulatory MattersGeorgia PowerNuclear Construction"Construction" and "Integrated"Integrated Coal Gasification Combined Cycle"Cycle" herein for additional information. For information about Southern Power's acquisitions and construction of renewable energy facilities, see Note (I) to the Condensed Financial Statements under "Southern Power""Southern Power" herein.

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MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Key Performance Indicators
Southern Company continues to focus on several key performance indicators. These indicators include customer satisfaction, plant availability, system reliability, execution of major construction projects, and earnings per share. For additional information on these indicators, see MANAGEMENT'S DISCUSSION AND ANALYSIS – OVERVIEW – "Key Performance Indicators" of Southern Company in Item 7 of the Form 10-K.
RESULTS OF OPERATIONS
Net Income
First Quarter 2016 vs. First Quarter 2015
(change in millions) (% change)
$(23) (4.5)
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$171 17.8 $130 6.2
Consolidated net income attributable to Southern Company was $485 million$1.1 billion ($0.531.17 per share) for the firstthird quarter 2016 compared to $508$959 million ($0.561.05 per share) for the firstthird quarter 2015. The decreaseincrease was primarily the result of loweran increase in retail electric revenues due to milderresulting from warmer weather and base rate increases, a decrease in the first quarter 2016 as compared to the corresponding period in 2015, higher depreciationincome taxes primarily from income tax benefits at Southern Power, and amortization, higherlower charges related to revisions of the estimated costs expected to be incurred on Mississippi Power's construction of the Kemper IGCC, and lower wholesale capacity revenues. The decreases were partially offset by increases in interest expense, depreciation and amortization, and non-fuel operations and maintenance expenses. See Note (B) to the Condensed Financial Statements under "Integrated Coal Gasification Combined Cycle" herein for additional information.
Consolidated net income attributable to Southern Company was $2.2 billion ($2.37 per share) for year-to-date 2016 compared to $2.1 billion ($2.30 per share) for the corresponding period in 2015. The increase was primarily the result of an increase in retail electric revenues due toresulting from base rate increases in non-fuel retail rates and sales growthas well as the 2015 correction of a Georgia Power billing error and a decrease in income taxes primarily from income tax benefits at Southern Power.Power, partially offset by increases in interest expense and depreciation and amortization.
Although several individual income statement line items reflect variances resulting from the Merger on July 1, 2016 and the acquisition of PowerSecure International, Inc. (PowerSecure) on May 9, 2016, consolidated net income for the third quarter and year-to-date 2016 was not significantly impacted by these transactions.
See Note 3 to the financial statements of Southern Company under "Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K and Note (B)(I) to the Condensed Financial Statements under "Integrated Coal Gasification Combined Cycle""Southern Company" herein for additional information.information on the Merger and the acquisition of PowerSecure.
Retail Electric Revenues
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$107 2.3 $(26) (0.2)
In the third quarter 2016, retail electric revenues were $4.8 billioncompared to $4.7 billion for the corresponding period in 2015. For year-to-date 2016, retail electric revenues decreased slightly compared to the corresponding period in 2015.

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MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Retail Revenues
First Quarter 2016 vs. First Quarter 2015
(change in millions) (% change)
$(165) (4.7)
In the first quarter 2016, retail revenues were $3.4 billion compared to $3.5 billion for the corresponding period in 2015.
Details of the changes in retail electric revenues were as follows:
 First Quarter 2016Third Quarter 2016 Year-to-Date 2016
 (in millions) (% change)(in millions) (% change) (in millions) (% change)
Retail – prior year $3,542
  
Retail electric – prior year$4,701
   $11,958
  
Estimated change resulting from –           
Rates and pricing 110
 3.1
84
 1.8
 379
 3.2
Sales growth 22
 0.6
Sales growth (decline)(18) (0.4) (14) (0.1)
Weather (85) (2.4)169
 3.6
 82
 0.7
Fuel and other cost recovery (212) (6.0)(128) (2.7) (473) (4.0)
Retail – current year $3,377
 (4.7)%
Retail electric – current year$4,808
 2.3 % $11,932
 (0.2)%
Revenues associated with changes in rates and pricing increased in the firstthird quarter and year-to-date 2016 when compared to the corresponding periodperiods in 2015 primarily due to increases in base tariffs at Georgia Power under the 2013 ARP and the NCCR tariff and increased revenues at Alabama Power under Rate CNP Compliance, and at Georgia Power related to increases in base tariffs under the 2013 ARP and the NCCR tariff, all effective January 1, 2016. TheAlso contributing to the increase in rates and pricing for year-to-date 2016 was also duethe 2015 correction of a Georgia Power billing error to a small number of large commercial and industrial customers and the implementation of rates at Mississippi Power for certain Kemper IGCC in-service assets, at Mississippi Power.effective September 2015.
See Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Alabama Power," "Retail Regulatory Matters Georgia Power Rate Plans" and " – Nuclear Construction," and "Integrated Coal Gasification Combined Cycle – Rate Recovery of Kemper IGCC Costs" in Item 8 of the Form 10-K and Note (B) to the Condensed Financial Statements herein for additional information.
Revenues attributable to changes in sales increaseddecreased in the firstthird quarter 2016 when compared to the corresponding period in 2015. Weather-adjusted residential KWH sales increased 1.4% in the first quarter 2016 due to customer growth and increased customer usage. Weather-adjusted commercial KWH sales increased 0.8% in the first quarter 2016 primarily due to customer growth. Industrial KWH sales decreased 1.0%3.3% in the firstthird quarter 2016 primarily due to decreased sales in the chemicals, primary metals, non-manufacturing, and pipeline sectors, partially offset by increased sales in the paper, chemicals, pipelines, and stone, clay, and glass sectors. A strong dollar, low oil prices, and weak global growtheconomic conditions have constrained growth in the industrial sector. Weather-adjusted commercial KWH sales decreased 0.7% in the third quarter 2016 primarily due to decreased customer usage resulting from an increase in energy saving initiatives, partially offset by customer growth. Weather-adjusted residential KWH sales decreased 0.4% in the third quarter 2016 primarily due to decreased customer usage primarily resulting from an increase in multi-family housing and efficiency improvements in residential appliances and lighting, partially offset by customer growth.
Revenues attributable to changes in sales decreased for year-to-date 2016 when compared to the corresponding period in 2015. Industrial KWH sales decreased 2.1% for year-to-date 2016 primarily in the primary metals, chemicals, pipelines, and stone, clay, and glass sectors. A strong dollar, low oil prices, and weak global economic conditions have constrained growth in the industrial sector. Weather-adjusted commercial KWH sales decreased 0.6% for year-to-date 2016 primarily due to decreased customer usage resulting from an increase in energy saving initiatives, partially offset by customer growth. Weather-adjusted residential KWH sales increased 0.2% for year-to-date 2016 due to customer growth, partially offset by decreased customer usage primarily resulting from an increase in multi-family housing and efficiency improvements in residential appliances and lighting.
In the first quarter 2015, Mississippi Power updated the methodology to estimate the unbilled revenue allocation among customer classes. This change did not have a significant impact on net income. The KWH sales variances discussed above reflect an adjustment to the estimated allocation of Mississippi Power's unbilled first quarter 2015 KWH sales among customer classes that is consistent with the actual allocation in 2016. Without this adjustment, first quarteryear-to-date 2016 weather-adjusted residential sales increased 1.6%0.3%, weather-adjusted commercial sales increased 1.1%decreased 0.5%, and industrial KWH sales decreased 0.8%2.0% as compared to the corresponding period in 2015.
Fuel and other cost recovery revenues decreased $212$128 million and $473 million in the firstthird quarter and year-to-date 2016, respectively, when compared to the corresponding periodperiods in 2015 primarily due to a decrease in fuel prices.
Electric rates for the traditional electric operating companies include provisions to adjust billings for fluctuations in fuel costs, including the energy component of purchased power costs. Under these provisions, fuel revenues generally equal fuel expenses, including the energy component of purchased power costs, and do not affect net income. The

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MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

fuel costs, including the energy component of purchased power costs. Under these provisions, fuel revenues generally equal fuel expenses, including the energy component of PPA costs, and do not affect net income. The traditional electric operating companies may alsoeach have one or more regulatory mechanisms to recover other costs such as environmental and other compliance costs, storm damage, new plants, and PPAs.PPA capacity costs.
Wholesale Electric Revenues
First Quarter 2016 vs. First Quarter 2015
(change in millions) (% change)
$(71) (15.2)
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$93 17.9 $20 1.4
Wholesale electric revenues consist of PPAs primarily with investor-owned utilities and electric cooperatives and short-term opportunity sales. Wholesale electric revenues from PPAs (other than solar and wind PPAs) have both capacity and energy components. Capacity revenues reflect the recovery of fixed costs and a return on investment. Energy revenues will vary depending on fuel prices, the market prices of wholesale energy compared to the Southern Company system's generation, demand for energy within the Southern Company system's electric service territory, and the availability of the Southern Company system's generation. Increases and decreases in energy revenues that are driven by fuel prices are accompanied by an increase or decrease in fuel costs and do not have a significant impact on net income. Solar and wind PPAs do not have a capacity charge and customers purchase the energy output of a dedicated renewable facility through an energy charge. Wholesale electric revenues at Mississippi Power include FERC-regulated municipal and rural association sales as well as market-based sales. Short-term opportunity sales are made at market-based rates that generally provide a margin above the Southern Company system's variable cost to produce the energy.
In the firstthird quarter 2016, wholesale electric revenues were $396$613 million compared to $467$520 million for the corresponding period in 20152015. This increase was primarily related to a $43$121 million decreaseincrease in capacityenergy revenues, andpartially offset by a $28 million decrease in capacity revenues. For year-to-date 2016, wholesale electric revenues were $1.46 billion compared to $1.44 billion for the corresponding period in 2015. This increase was primarily related to a $112 million increase in energy revenues. Therevenues, partially offset by a $92 million decrease in capacity revenues. The increases in energy revenues waswere primarily due to a PPA remarketing from non-affiliate to affiliatean increase in short-term sales and renewable energy sales at Southern Power, unit retirements atpartially offset by lower fuel prices. The decreases in capacity revenues were primarily due to the elimination in consolidation of a Southern Power PPA that was remarketed from a third party to Georgia Power milder weather and decreased usage at Mississippi Power, andin January 2016, the expiration of a Plant Scherer Unit 3 power sales agreementagreements at Gulf Power, and the expiration of wholesale contracts at Georgia Power, partially offset by an increase due to a new wholesale contract at Alabama Power. TheAdditionally, the year-to-date 2016 decrease in energycapacity revenues was primarily relateddue to lower fuel costs.unit retirements at Georgia Power.
See FUTURE EARNINGS POTENTIAL – "Other Matters""Regulatory MattersGulf Power" herein for additional information regarding the expiration of long-term sales agreements at Gulf Power for Plant Scherer Unit 3, which will impact future wholesale earnings.earnings, and Gulf Power's request to rededicate its ownership interest in Scherer Unit 3 to the retail jurisdiction.
Other Electric Revenues
First Quarter 2016 vs. First Quarter 2015
(change in millions) (% change)
$18 11.0
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$12 7.1 $35 7.1
In the first quarterFor year-to-date 2016, other electric revenues were $181$529 million compared to $163$494 million for the corresponding period in 2015. The increase was primarily due to an adjustment forincreases in customer temporary facilities serviceservices revenues, outdoor lighting revenues, and solar application fee revenues at Georgia Power.
Fuel and Purchased Power Expenses
  First Quarter 2016
vs.
First Quarter 2015
  (change in millions) (% change)
Fuel $(301) (24.8)
Purchased power 21
 14.6
Total fuel and purchased power expenses $(280)  
In the first quarter 2016, total fuel and purchased power expenses were $1.1 billion compared to $1.4 billion for the corresponding period in 2015. The decrease was primarily the result of a $223 million decrease in the average cost

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MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Natural Gas Revenues
Natural gas revenues represent sales from the seven natural gas distribution utilities and certain non-regulated operations of Southern Company Gas. Following the Merger, $518 million of natural gas revenues are included in the consolidated statements of income for the third quarter and year-to-date 2016.
See Note (I) to the Condensed Financial Statements under "Southern CompanyMerger with Southern Company Gas" herein for additional information.
Other Revenues
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$133 N/M $247 N/M
N/M - Not meaningful
In the third quarter 2016, other revenues were $144 million compared to $11 million for the corresponding period in 2015. For year-to-date 2016, other revenues were $281 million compared to $34 million for the corresponding period in 2015. These increases were primarily due to $91 million and $150 million for the third quarter and year-to-date 2016, respectively, of revenues from products and services at PowerSecure, which was acquired on May 9, 2016, and $25 million of revenues from gas marketing products and services at Southern Company Gas following the Merger. Additionally, for the third quarter and year-to-date 2016, revenues from certain non-regulated sales of products and services by the traditional electric operating companies of $17 million and $63 million, respectively, were reclassified as other revenues for consistency of presentation on a consolidated basis. In prior periods, these revenues were included in other income (expense), net.
See Note (I) to the Condensed Financial Statements under "Southern Company" herein for additional information on the Merger and the acquisition of PowerSecure.
Fuel and Purchased Power Expenses
 Third Quarter 2016
vs.
Third Quarter 2015
 Year-to-Date 2016
vs.
Year-to-Date 2015
 (change in millions) (% change) (change in millions) (% change)
Fuel$(120) (7.9) $(598) (15.2)
Purchased power34
 17.6 74
 14.6
Total fuel and purchased power expenses$(86)   $(524)  
In the third quarter 2016, total fuel and purchased power expenses were $1.6 billion compared to $1.7 billion for the corresponding period in 2015. The decrease was primarily the result of a $209 million decrease in the average cost of fuel and purchased power primarily due to lower natural gas and coal prices, and a $145 million decrease in the volume of KWHs generated, partially offset by an $88a $123 million increase in the volume of KWHs generated and purchased.
For year-to-date 2016, total fuel and purchased power expenses were $3.9 billion compared to $4.4 billion for the corresponding period in 2015. The decrease was primarily the result of a $573 million decrease in the average cost of fuel and purchased power primarily due to lower coal and natural gas prices, partially offset by a $49 million net increase in the volume of KWHs generated and purchased.
Fuel and purchased power energy transactions at the traditional electric operating companies are generally offset by fuel revenues and do not have a significant impact on net income. See FUTURE EARNINGS POTENTIAL – "Retail "Regulatory MattersRetail Fuel Cost Recovery"Recovery" herein for additional information. Fuel expenses incurred under Southern Power's PPAs are generally the responsibility of the counterparties and do not significantly impact net income.

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Details of the Southern Company system's generation and purchased power were as follows:
 First Quarter
2016
 First Quarter
2015
Third Quarter 2016 Third Quarter
2015
 Year-to-Date 2016 Year-to-Date 2015
Total generation (billions of KWHs)
 44 46
Total purchased power (billions of KWHs)
 4 3
Total generation (in billions of KWHs)
56 53 145 146
Total purchased power (in billions of KWHs)
5 4 13 10
Sources of generation (percent)
  
Coal 27 3338 40 33 37
Nuclear 17 1615 15 16 16
Gas 47 4744 43 46 44
Hydro 7 31 1 3 2
Other Renewables 2 12 1 2 1
Cost of fuel, generated (cents per net KWH)
 
Cost of fuel, generated (in cents per net KWH)
 
Coal 3.24 3.702.97 3.86 3.10 3.65
Nuclear 0.82 0.670.81 0.84 0.82 0.78
Gas 2.16 2.712.74 2.71 2.40 2.72
Average cost of fuel, generated (cents per net KWH)
 2.23 2.71
Average cost of purchased power (cents per net KWH)(*)
 5.27 7.18
Average cost of fuel, generated (in cents per net KWH)
2.54 2.90 2.38 2.78
Average cost of purchased power (in cents per net KWH)(*)
5.57 5.95 5.31 6.13
(*)Average cost of purchased power includes fuel purchased by the Southern Company system for tolling agreements where power is generated by the provider.
Fuel
In the firstthird quarter 2016, fuel expense was $911 million$1.4 billion compared to $1.2$1.5 billion for the corresponding period in 2015. The decrease was primarily due to a 21.9%23.1% decrease in the average cost of coal per KWH generated, partially offset by an 8.7% increase in the volume of KWHs generated by natural gas.
For year-to-date 2016, fuel expense was $3.3 billion compared to $3.9 billion for the corresponding period in 2015. The decrease was primarily due to a 15.1% decrease in the average cost of coal per KWH generated, an 11.9% decrease in the volume of KWHs generated by coal, a 20.3%and an 11.8% decrease in the average cost of natural gas per KWH generated, partially offset by a 12.4% decrease in the average cost of coal per KWH generated, and an 83.1%6.1% increase in the volume of KWHs generated by hydro facilities resulting from more rainfall.natural gas.
Purchased Power
In the firstthird quarter 2016, purchased power expense was $165$227 million compared to $144$193 million for the corresponding period in 2015. The increase was primarily due to a 50.8%24.1% increase in the volume of KWHs purchased, partially offset by a 26.6%6.4% decrease in the average cost per KWH purchased, primarily as a result of lower natural gas and coalfuel prices.
For year-to-date 2016, purchased power expense was $581 million compared to $507 million for the corresponding period in 2015. The increase was primarily due to a 29.4% increase in the volume of KWHs purchased, partially offset by a 13.4% decrease in the average cost per KWH purchased, primarily as a result of lower fuel prices.
Energy purchases will vary depending on demand for energy within the Southern Company system's electric service territory, the market prices of wholesale energy as compared to the cost of the Southern Company system's generation, and the availability of the Southern Company system's generation.

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Cost of Natural Gas
Cost of natural gas represents the cost of natural gas sold by the seven natural gas distribution utilities and certain non-regulated operations of Southern Company Gas. Following the Merger, $133 million of natural gas costs is included in the consolidated statements of income for the third quarter and year-to-date 2016.
See Note (I) to the Condensed Financial Statements under "Southern CompanyMerger with Southern Company Gas" herein for additional information.
Cost of Other Sales
In the third quarter and year-to-date 2016, cost of other sales were $84 million and $161 million, respectively. These costs were primarily related to sales of products and services by PowerSecure, which was acquired on May 9, 2016, of $69 million and $111 million for the third quarter and year-to-date 2016, respectively. Additionally, for the third quarter and year-to-date 2016, costs of $11 million and $43 million, respectively, related to certain non-regulated sales of products and services by the traditional electric operating companies were reclassified as cost of other sales for consistency of presentation on a consolidated basis. In prior periods, these costs were included in other income (expense), net.
See "Other Revenues" herein and Note (I) to the Condensed Financial Statements under "Southern CompanyAcquisition of PowerSecure International, Inc." herein for additional information.
Other Operations and Maintenance Expenses
First Quarter 2016 vs. First Quarter 2015
(change in millions) (% change)
$(16) (1.4)
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$314 28.6 $296 8.9
In the firstthird quarter 2016, other operations and maintenance expenses were $1.11$1.4 billion compared to $1.12$1.1 billion for the corresponding period in 2015. The increase was primarily related to $251 million in operations and maintenance expenses at Southern Company Gas following the Merger, a $26 million charge in connection with an employee attrition plan at Georgia Power, a $19 million increase in transmission and distribution expenses primarily related to overhead line maintenance at Georgia Power, $18 million in operations and maintenance expenses at PowerSecure, and a $9 million increase at Southern Power associated with new solar and wind facilities placed in service in 2015 and 2016, partially offset by an $11 million net decrease in employee compensation and benefits, including pension costs.
For year-to-date 2016, other operations and maintenance expenses were $3.6 billion compared to $3.3 billion for the corresponding period in 2015. The increase was primarily due to $251 million in operations and maintenance expenses at Southern Company Gas following the Merger, $28 million in operations and maintenance expenses at PowerSecure since the acquisition closed on May 9, 2016, a $28 million increase in transaction fees related to the Merger and the acquisition of PowerSecure, a $27 million increase in transmission and distribution expenses primarily related to overhead line maintenance and integrated transmission system billings at Georgia Power, a $26 million charge in connection with an employee attrition plan at Georgia Power, and a $22 million increase at Southern Power associated with new solar and wind facilities placed in service in 2015 and 2016. The increase was partially offset by a $53 million decrease in scheduled outage and maintenance costs at generation facilities and a $48 million net decrease in employee compensation and benefits, including pension costs.
See Note (F) to the Condensed Financial Statements herein for additional information related to pension costs and Note (I) to the Condensed Financial Statements under "Southern Company" herein for additional information related to the Merger and the acquisition of PowerSecure.

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Depreciation and Amortization
First Quarter 2016 vs. First Quarter 2015
(change in millions) (% change)
$54 11.1
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$167 31.6 $290 19.1
In the firstthird quarter 2016, depreciation and amortization was $541$695 million compared to $487$528 million for the corresponding period in 2015. The increaseFor year-to-date 2016, depreciation and amortization was primarily$1.8 billion compared to $1.5 billion for the corresponding period in 2015. Following the Merger, $116 million in depreciation and amortization for Southern Company Gas is included in the consolidated financial statements for the third quarter and year-to-date 2016. Additionally, the increases were due to a $43 million increase related to additional plant in service at the traditional electric operating companies and Southern Power. Also contributing to the increase, Gulf Power recorded $14 million less of a reduction in depreciation in the first three months of 2016 compared to the corresponding period in 2015, as authorized by the Florida PSC in a settlement agreement.
See Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Gulf Power – Retail Base Rate Case" in Item 8 of the Form 10-K and Note (B)(I) to the Condensed Financial Statements under "Retail Regulatory Matters"Southern CompanyGulf Power – Retail Base Rate Case"Merger with Southern Company Gas" herein for additional information.
Taxes Other Than Income Taxes
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$45 17.0 $60 7.9
In the third quarter 2016, taxes other than income taxes were $309 million compared to $264 million for the corresponding period in 2015. For year-to-date 2016, taxes other than income taxes were $821 million compared to $761 million for the corresponding period in 2015. Following the Merger, $29 million in taxes other than income taxes associated with Southern Company Gas is included in the consolidated financial statements for the third quarter and year-to-date 2016. Additionally, property taxes at the traditional electric operating companies increased for the third quarter and year-to-date 2016 primarily due to an increase in the assessed value of property.
See Note (I) to the Condensed Financial Statements under "Southern CompanyMerger with Southern Company Gas" herein for additional information.
Estimated Loss on Kemper IGCC
First Quarter 2016 vs. First Quarter 2015
(change in millions)(% change)
$44N/M
N/M – Not meaningful
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$(62) (41.3) $40 22.0
In the firstthird quarter 2016 and 2015, estimated probable losses on the Kemper IGCC of $53$88 million and $9$150 million, respectively, were recorded at Southern Company. For year-to-date 2016 and 2015, estimated probable losses on the Kemper IGCC of $222 million and $182 million, respectively, were recorded at Southern Company. These losses reflect revisions of estimated costs expected to be incurred on Mississippi Power's construction of the Kemper IGCC in excess of the $2.88 billion cost cap established by the Mississippi PSC, net of $245 million of grants awarded to the project by the DOE under the Clean Coal Power Initiative Round 2 (Initial DOE Grants) and excluding the cost of the lignite mine and equipment, the cost of the CO2 pipeline facilities, AFUDC, and certain general exceptions, including change of law, force majeure, and beneficial capital (which exists when Mississippi Power demonstrates that the purpose and effect of the construction cost increase is to produce efficiencies that will result in a neutral or favorable effect on customers relative to the original proposal for the CPCN) (Cost Cap Exceptions). See FUTURE EARNINGS POTENTIAL – "Construction"Construction ProgramIntegrated Coal Gasification Combined Cycle"Cycle" and Note (B) to the Condensed Financial Statements under "Integrated"Integrated Coal Gasification Combined Cycle"Cycle" herein for additional information.

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Interest Expense, Net of Amounts Capitalized
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$156 71.6 $301 49.2
In the third quarter 2016, interest expense, net of amounts capitalized was $374 million compared to $218 million in the corresponding period in 2015. For year-to-date 2016, interest expense, net of amounts capitalized was $913 million compared to $612 million in the corresponding period in 2015. These increases were primarily due to an increase in average outstanding long-term debt primarily related to the financing of the Merger. In addition, following the Merger, $39 million in interest expense of Southern Company Gas is included in the consolidated financial statements for the third quarter and year-to-date 2016. Also contributing to the year-to-date 2016 increase was the May 2015 termination of an asset purchase agreement between Mississippi Power and SMEPA and the resulting reversal of accrued interest on related deposits.
See Note (E) to the Condensed Financial Statements herein for additional information.
Other Income (Expense), Net
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$42 N/M $3 7.3
N/M - Not meaningful
In the third quarter 2016, other income (expense), net was $21 million compared to $(21) million for the corresponding period in 2015. For year-to-date 2016, other income (expense), net was $(38) million compared to $(41) million for the corresponding period in 2015. Following the Merger, $38 million in other income of Southern Company Gas is included in the consolidated financial statements for the third quarter and year-to-date 2016, primarily related to $27 million of earnings from the equity method investment in Southern Natural Gas Company, L.L.C. (SNG) in September 2016. Additionally, in the third quarter 2016, revenues and costs associated with certain non-regulated sales of products and services by the traditional electric operating companies were reclassified to other revenues and cost of other sales for consistency of presentation on a consolidated basis following the PowerSecure acquisition. For the third quarter and year-to-date 2016, net amounts reclassified were $6 million and $20 million, respectively. The year-to-date 2016 increase was partially offset by fees associated with the Bridge Agreement for the Merger.
See "Other Revenues" and "Cost of Other Sales" herein and Note (I) to the Condensed Financial Statements under "Southern Company" herein for additional information. Also see Note 12 to the financial statements of Southern Company under "Southern Company – Merger Financing" in Item 8 of the Form 10-K for additional information.
Income Taxes
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$(52) (10.4) $(134) (12.5)
In the third quarter 2016, income taxes were $448 million compared to $500 million for the corresponding period in 2015. The decrease was primarily due to increased federal income tax benefits from ITCs and PTCs at Southern Power, partially offset by a reduction in tax benefits related to the estimated probable losses on Mississippi Power's construction of the Kemper IGCC and an increase in pre-tax earnings.
For year-to-date 2016, income taxes were $942 million compared to $1.1 billion for the corresponding period in 2015. The decrease was primarily due to increased federal income tax benefits from ITCs and PTCs at Southern

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Power, partially offset by an increase in pre-tax earnings and an increase related to state income tax benefits realized in 2015.
See Note (G) to the Condensed Financial Statements herein for additional information.
FUTURE EARNINGS POTENTIAL
The results of operations discussed above are not necessarily indicative of Southern Company's future earnings potential. The level of Southern Company's future earnings depends on numerous factors that affect the opportunities, challenges, and risks of the Southern Company system's primary business of selling electricity and, as a result of closing the Merger, the distribution of natural gas. These factors include the traditional electric operating companies' and Southern Company Gas' ability to maintain a constructive regulatory environment that allows for the timely recovery of prudently-incurred costs during a time of increasing costs and the completion and subsequent operation of the Kemper IGCC and Plant Vogtle Units 3 and 4 as well as other ongoing construction projects. Other major factors include the profitability of Southern Power's competitive wholesale business and successful additional investments in renewable and other energy projects. Future earnings for the electricity and natural gas businesses in the near term will depend, in part, upon maintaining and growing sales and customers which are subject to a number of factors. These factors include weather, competition, new energy contracts with other utilities and other wholesale customers, energy conservation practiced by customers, the use of alternative energy sources by customers, the prices of electricity and natural gas, the price elasticity of demand, and the rate of economic growth or decline in the service territory. In addition, the level of future earnings for the wholesale electric business also depends on numerous factors including regulatory matters, creditworthiness of customers, total generating capacity available and related costs, future acquisitions and construction of generating facilities, the impact of tax credits from renewable energy projects, and the successful remarketing of capacity as current contracts expire. Demand for electricity and natural gas is primarily driven by economic growth. The pace of economic growth and electricity and natural gasdemand may be affected by changes in regional and global economic conditions, which may impact future earnings.
Volatility of natural gas prices has a significant impact on Southern Company Gas' customer rates, long-term competitive position against other energy sources, and the ability of Southern Company Gas' gas marketing services and wholesale gas services businesses to capture value from locational and seasonal spreads. Additionally, changes in commodity prices subject a significant portion of Southern Company Gas' operations to earnings variability.
As part of its ongoing effort to adapt to changing market conditions, Southern Company continues to evaluate and consider a wide array of potential business strategies. These strategies may include business combinations, partnerships, and acquisitions involving other utility or non-utility businesses or properties, disposition of certain assets, internal restructuring, or some combination thereof. Furthermore, Southern Company may engage in new business ventures that arise from competitive and regulatory changes in the utility industry. Pursuit of any of the above strategies, or any combination thereof, may significantly affect the business operations, risks, and financial condition of Southern Company.
On July 10, 2016, Southern Company and Kinder Morgan, Inc. (Kinder Morgan) entered into a definitive agreement for Southern Company to acquire a 50% equity interest in SNG, which is the owner of a 7,000-mile pipeline system connecting natural gas supply basins in Texas, Louisiana, Mississippi, and Alabama to markets in Louisiana, Mississippi, Alabama, Florida, Georgia, South Carolina, and Tennessee. In addition, the agreement committed Southern Company and Kinder Morgan to cooperatively pursue specific growth opportunities to develop natural gas infrastructure through SNG. On August 31, 2016, Southern Company assigned its rights and obligations under the definitive agreement to a wholly-owned, indirect subsidiary of Southern Company Gas. On September 1, 2016, Southern Company Gas completed the acquisition for a purchase price of approximately $1.4 billion. The investment in SNG is accounted for using the equity method.
For additional information relating to these issues, see RISK FACTORS in Item 1A and MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL of Southern Company in Item 7 of the Form 10-K and RISK FACTORS in Item 1A herein.

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Environmental Matters
Compliance costs related to federal and state environmental statutes and regulations could affect earnings if such costs cannot continue to be fully recovered in rates on a timely basis or through market-based contracts. Environmental compliance spending over the next several years may differ materially from the amounts estimated. The timing, specific requirements, and estimated costs could change as environmental statutes and regulations are adopted or modified, as compliance plans are revised or updated, and as legal challenges to rules are completed. Further, higher costs that are recovered through regulated rates could contribute to reduced demand for electricity, which could negatively affect results of operations, cash flows, and financial condition. See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters" of Southern Company in Item 7 and Note 3 to the financial statements of Southern Company under "Environmental Matters" in Item 8 of the Form 10-K for additional information.
Environmental Statutes and Regulations
Air Quality
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters Environmental Statutes and Regulations Air Quality" of Southern Company in Item 7 of the Form 10-K for additional information regarding the EPA's final MATS rule, regional haze regulations, fine particulate matter National Ambient Air Quality Standards (NAAQS), and the Cross State Air Pollution Rule (CSAPR).
On April 25, 2016, in response to a June 2015 U.S. Supreme Court opinion, the EPA published its supplemental finding regarding consideration of costs in support of the MATS rule. This finding does not impact MATS rule compliance requirements, costs, or deadlines, and all units within the Southern Company system that are subject to the MATS rule completed the measures necessary to achieve compliance with the MATS rule by the applicable deadlines.
Also on April 25, 2016, the EPA issued proposed revisions to the regional haze regulations. The ultimate impact of the proposed revisions will depend on their ultimate adoption, implementation, and any legal challenges and cannot be determined at this time.
On September 6, 2016, the EPA designated all remaining areas within Georgia Power's and Gulf Power's service territories as attainment for the 2012 annual fine particulate matter NAAQS. Following the EPA's decision, all areas within the traditional electric operating companies' service territory have now been designated as attainment for the 2012 fine particulate matter NAAQS.
On October 26, 2016, the EPA published a final rule that updates the CSAPR ozone season nitrogen oxide program, including revising ozone-season emissions budgets in Alabama, Mississippi, and Texas and removing Florida and North Carolina from the program. The ultimate impact of this rule will depend on the outcome of any legal challenges and implementation at the state level and cannot be determined at this time.
Coal Combustion Residuals
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters Environmental Statutes and Regulations Coal Combustion Residuals" of Southern Company in Item 7 of the Form 10-K for additional information regarding the EPA's regulation of CCR.
On June 13, 2016, Georgia Power announced that all of its 29 ash ponds will cease operations and stop receiving coal ash in the next three years, and all ponds will eventually be closed either by removal, consolidation, and/or recycling for the beneficial use of coal ash or through closure in place using advanced engineering methods. On October 26, 2016, the Georgia Department of Natural Resources approved amendments to its state solid waste regulations to incorporate the requirements of the EPA's Disposal of Coal Combustion Residuals from Electric Utilities Rule (CCR Rule) and establish additional requirements for all of Georgia Power's onsite storage units consisting of landfills and surface impoundments. The final State of Georgia regulations are not anticipated to have a material impact on the Southern Company system's compliance obligations under the CCR Rule. See Note (A) to

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the Condensed Financial Statements herein for information regarding Southern Company's asset retirement obligations (ARO) as of September 30, 2016.
Environmental Remediation
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters Environmental Statutes and Regulations EnvironmentalRemediation" of Southern Company in Item 7 of the Form 10-K for additional information.
As a result of closing the Merger, Southern Company's Consolidated Balance Sheet at September 30, 2016 includes the environmental remediation liabilities of Southern Company Gas. See Note (B) to the Condensed Financial Statements under "Environmental Remediation" herein for additional information. See Note (I) to the Condensed Financial Statements under "Southern CompanyMerger with Southern Company Gas" herein for additional information regarding the Merger.
Regulatory Matters
Fuel Cost Recovery
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Retail Regulatory Matters Retail Fuel Cost Recovery" of Southern Company in Item 7 and Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Alabama Power – Rate ECR" and "Retail Regulatory Matters – Georgia Power – Fuel Cost Recovery" in Item 8 of the Form 10-K for additional information regarding retail fuel cost recovery.
The traditional electric operating companies each have established fuel cost recovery rates approved by their respective state PSCs. Fuel cost recovery revenues are adjusted for differences in actual recoverable fuel costs and amounts billed in current regulated rates. Accordingly, changes in the billing factor will not have a significant effect on Southern Company's revenues or net income, but will affect cash flow. The traditional electric operating companies continuously monitor their under or over recovered fuel cost balances and make appropriate filings with their state PSCs to adjust fuel cost recovery rates as necessary.
On May 17, 2016, the Georgia PSC approved Georgia Power's request to decrease fuel rates by 15% effective June 1, 2016, which will reduce annual billings by approximately $313 million. Georgia Power is currently scheduled to file its next fuel case by February 28, 2017.
Renewables
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Retail Regulatory Matters Renewables" of Southern Company in Item 7 of the Form 10-K for additional information regarding the Southern Company system's renewables activity.
In accordance with the Alabama PSC order approving up to 500 MWs of renewable projects, Alabama Power has entered into agreements to purchase power from or to build renewable generation sources, including a 72-MW solar PPA approved by the Alabama PSC in June 2016. Alabama Power is marketing the associated renewable energy credits (REC) generated by this solar PPA to customers interested in supporting renewable energy development. The terms of the renewable agreements permit Alabama Power to use the energy and retire the associated RECs in service of its customers or to sell RECs, separately or bundled with energy.
As part of the Georgia Power Advanced Solar Initiative (ASI), four PPAs totaling 149 MWs of Georgia Power's solar contracted capacity from Southern Power began in the first quarter 2016. During the second quarter 2016, Georgia Power executed PPAs to purchase an additional 41 MWs of solar capacity under the ASI. Ownership of any associated RECs is specified in each respective PPA. The party that owns the RECs retains the right to use them.
On October 4, 2016, two 30-MW solar generating facilities at Fort Gordon and Fort Stewart Army bases began commercial operation. These solar generating facilities were approved by the Georgia PSC in 2014.

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The Florida PSC issued a final approval order on Gulf Power's Community Solar Pilot Program on April 15, 2016. The program will offer all Gulf Power customers an opportunity to voluntarily contribute to the construction and operation of a solar photovoltaic facility with electric generating capacity of up to 1 MW through annual subscriptions. The energy generated from the solar facility is expected to provide power to all of Gulf Power's customers.
On October 11, 2016, the Florida PSC preliminarily approved Gulf Power's energy purchase agreement for up to 94 MWs of wind generation in central Oklahoma. Purchases under this agreement will be for energy only and will be recovered through Gulf Power's fuel cost recovery clause.
In November 2015, the Mississippi PSC issued orders approving three solar facilities for a combined total of approximately 105 MWs. Mississippi Power will purchase all of the energy produced by the solar facilities for the 25-year term under each of the three PPAs. The projects are expected to be in service by the second quarter 2017 and the resulting energy purchases are expected to be recovered through Mississippi Power's fuel cost recovery mechanism. Mississippi Power may retire the RECs generated on behalf of its customers or sell the RECs, separately or bundled with energy, to third parties.
Alabama Power
Alabama Power's revenues from regulated retail operations are collected through various rate mechanisms subject to the oversight of the Alabama PSC. Alabama Power currently recovers its costs from the regulated retail business primarily through its Rate RSE, Rate CNP Compliance, rate energy cost recovery, and rate natural disaster reserve. In addition, the Alabama PSC issues accounting orders to address current events impacting Alabama Power. See Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Alabama Power" in Item 8 of the Form 10-K for additional information regarding Alabama Power's rate mechanisms and accounting orders. The recovery balance of each regulatory clause for Alabama Power is reported in Note (B) to the Condensed Financial Statements herein.
Environmental Accounting Order
In April 2016, as part of its environmental compliance strategy, Alabama Power ceased using coal at Plant Greene County Units 1 and 2 (300 MWs representing Alabama Power's ownership interest) and began operating Units 1 and 2 solely on natural gas in June 2016 and July 2016, respectively.
Georgia Power
Georgia Power's revenues from regulated retail operations are collected through various rate mechanisms subject to the oversight of the Georgia PSC. Georgia Power currently recovers its costs from the regulated retail business through the 2013 ARP, which includes traditional base tariff rates, Demand-Side Management tariffs, Environmental Compliance Cost Recovery tariffs, and Municipal Franchise Fee tariffs. In addition, financing costs related to the construction of Plant Vogtle Units 3 and 4 are being collected through the NCCR tariff and fuel costs are collected through separate fuel cost recovery tariffs. See Note (B) to the Condensed Financial Statements under "Retail Regulatory MattersGeorgia Power – Nuclear Construction" herein and Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Georgia Power – Nuclear Construction" in Item 8 of the Form 10-K for additional information regarding Georgia Power's NCCR tariff. Also see Note (B) to the Condensed Financial Statements under "Retail Regulatory MattersGeorgia PowerFuel Cost Recovery" herein for additional information regarding Georgia Power's fuel cost recovery.
Pursuant to the terms and conditions of a settlement agreement related to Southern Company's acquisition of Southern Company Gas approved by the Georgia PSC on April 14, 2016, Georgia Power's 2013 ARP will continue in effect until December 31, 2019, and Georgia Power will be required to file its next base rate case by July 1, 2019. Furthermore, through December 31, 2019, Georgia Power and Atlanta Gas Light Company (collectively, Utilities) each will retain their respective merger savings, net of transition costs, as defined in the settlement agreement; through December 31, 2022, such net merger savings applicable to each utility will be shared on a 60/40 basis between their respective customers and the Utilities; thereafter, all merger savings will be retained by customers.

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See Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Georgia Power" in Item 8 of the Form 10-K for additional information regarding the 2013 ARP and Note (I) to the Condensed Financial Statements under "Southern CompanyMerger with Southern Company Gas" herein for additional information regarding the Merger.
Integrated Resource Plan
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters – Georgia Power – Integrated Resource Plan" of Southern Company in Item 7 of the Form 10-K for additional information regarding Georgia Power's triennial Integrated Resource Plan (2016 IRP).
On July 28, 2016, the Georgia PSC voted to approve the 2016 IRP including the decertification and retirement of Plant Mitchell Units 3, 4A, and 4B (217 MWs) and Plant Kraft Unit 1 combustion turbine (17 MWs), as well as the decertification of the Intercession City unit (143 MWs total capacity). On August 2, 2016, the Plant Mitchell and Plant Kraft units were retired. On August 31, 2016, Georgia Power sold its 33% ownership interest in the Intercession City unit to Duke Energy Florida, Inc.
Additionally, the Georgia PSC approved Georgia Power's environmental compliance strategy and related expenditures proposed in the 2016 IRP, including measures taken to comply with existing government-imposed environmental mandates, subject to limits on expenditures for Plant McIntosh Unit 1 and Plant Hammond Units 1 through 4.
The Georgia PSC approved the reclassification of the remaining net book value of Plant Mitchell Unit 3 and costs associated with materials and supplies remaining at the unit retirement date to a regulatory asset. Recovery of the unit's net book value will continue through December 31, 2019, as provided in the 2013 ARP. The timing of the recovery of the remaining balance of the unit's net book value as of December 31, 2019 and costs associated with materials and supplies remaining at the unit retirement date will be deferred for consideration in Georgia Power's base rate case required to be filed by July 1, 2019.
The Georgia PSC also approved the Renewable Energy Development Initiative to procure an additional 1,200 MWs of renewable resources primarily utilizing market-based prices established through a competitive bidding process with expected in-service dates between 2018 and 2021. Additionally, 200 MWs of self-build capacity for use by Georgia Power was approved, as well as consideration for no more than 200 MWs of capacity as part of a renewable commercial and industrial program.
The Georgia PSC also approved recovery of costs up to $99 million through June 30, 2019 to preserve the nuclear option at a future generation site in Stewart County, Georgia. The timing of cost recovery will be determined by the Georgia PSC in a future base rate case. The ultimate outcome of this matter cannot be determined at this time.
Storm Damage Recovery
As of September 30, 2016, the balance in Georgia Power's regulatory asset related to storm damage was $94 million. During October 2016, Hurricane Matthew caused significant damage to Georgia Power's transmission and distribution facilities. The total amount of restoration costs related to this hurricane is estimated to be between $130 million and $155 million, which will be charged to capital accounts or to the storm damage reserve. Georgia Power is accruing $30 million annually through December 31, 2019, as provided in the 2013 ARP, to the storm damage reserve to cover the operating and maintenance costs of damages from major storms to its transmission and distribution facilities, which is recoverable through base rates. The rate of recovery of storm damage costs after December 31, 2019 is expected to be adjusted in Georgia Power's base rate case required to be filed by July 1, 2019. As a result of this regulatory treatment, costs related to storms are not expected to have a material impact on Southern Company's financial statements. See Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Georgia Power – Storm Damage Recovery" in Item 8 of the Form 10-K for additional information regarding Georgia Power's storm damage reserve.

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Gulf Power
Through 2015, long-term non-affiliate capacity sales from Gulf Power's ownership of Plant Scherer Unit 3 (205 MWs) provided the majority of Gulf Power's wholesale earnings. The revenues from wholesale contracts covering 100% of this capacity represented 82% of Gulf Power's wholesale capacity revenues in 2015. Following contract expirations at the end of 2015 and the end of May 2016, Gulf Power's remaining contracted sales from the unit cover approximately 24% of Gulf Power's ownership of the unit through 2019. The expiration of these contracts is not expected to have a material impact on Southern Company's earnings. On May 5, 2016, Gulf Power delivered a letter to the Florida PSC requesting recognition of Gulf Power's ownership in Plant Scherer Unit 3 as being in service to retail customers when and as its existing wholesale contracts expire. As a result, on September 13, 2016, the Florida PSC instructed Gulf Power to file its monthly earnings surveillance reports both including and excluding its share of investment and expenses related to Plant Scherer Unit 3 that is not covered by contracts.
On October 12, 2016, Gulf Power filed a petition (2016 Rate Case) with the Florida PSC requesting an increase in retail rates and charges of $106.8 million based on the projected test year of January 1, 2017 through December 31, 2017 and a retail ROE of 11% compared to the current retail ROE of 10.25%. The recoverability of the costs associated with the ongoing ownership and operation of Plant Scherer Unit 3 will be decided in this matter. The Florida PSC is expected to make a decision on the 2016 Rate Case in the second quarter 2017. Gulf Power has requested that the increase in base rates, if approved by the Florida PSC, become effective in July 2017.
On November 2, 2016, the Florida PSC approved Gulf Power's annual rate clause request for its cost recovery clause factors for 2017. The fuel and environmental factors include certain costs associated with the ongoing ownership and operation of Plant Scherer Unit 3. See Note (B) to the Condensed Financial Statements under "Retail Regulatory MattersGulf PowerCost Recovery Clauses" herein for additional information.
The ultimate outcome of these matters cannot be determined at this time.
Southern Company Gas
Natural Gas Cost Recovery
Southern Company Gas has established natural gas cost recovery rates approved by the relevant state regulatory agencies in the states in which it serves. Natural gas cost recovery revenues are adjusted for differences in actual recoverable natural gas costs and amounts billed in current regulated rates. Accordingly, changes in the billing factor will not have a significant effect on Southern Company's revenues or net income, but will affect cash flow.
Regulatory Infrastructure Programs
Southern Company Gas' natural gas distribution utilities are involved in ongoing capital projects associated with infrastructure improvement programs that have been previously approved by their applicable state regulatory agencies and provide an appropriate return on invested capital. These infrastructure improvement programs update or expand the natural gas distribution systems of the utilities to improve safety and reliability and meet operational flexibility and growth. Southern Company Gas currently has approved infrastructure improvement programs in six different states with initial program lengths ranging from four to 10 years, with the longest set to expire in 2025. The average annual spend under these programs ranges from $10 million to $250 million.
Southern Company Gas currently has proposed infrastructure improvement programs pending approval by the applicable state regulatory agencies in Georgia and New Jersey requesting average annual spending of $44 million through 2020 and $110 million through 2027, respectively. The ultimate outcome of these matters cannot be determined at this time.
Construction Program
Overview
The subsidiary companies of Southern Company are engaged in continuous construction programs to accommodate existing and estimated future loads on their respective systems. The Southern Company system intends to continue

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its strategy of developing and constructing new electric generating facilities, as well as adding or changing fuel sources for certain existing units, adding environmental control equipment, expanding the electric transmission and distribution systems, and updating and expanding the natural gas distribution systems. For the traditional electric operating companies, major generation construction projects are subject to state PSC approval in order to be included in retail rates. While Southern Power generally constructs and acquires generation assets covered by long-term PPAs, any uncontracted capacity could negatively affect future earnings. Southern Company Gas is engaged in various infrastructure programs that update or expand its natural gas distribution systems to improve reliability and ensure the safety of its utility infrastructure and recovers in rates its investment and a return associated with these infrastructure programs.
The two largest construction projects currently underway in the Southern Company system are Plant Vogtle Units 3 and 4 (45.7% ownership interest by Georgia Power in the two units, each with approximately 1,100 MWs) and Mississippi Power's 582-MW Kemper IGCC. See Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Georgia Power – Nuclear Construction" and "Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K and Note (B) to the Condensed Financial Statements under "Retail Regulatory MattersGeorgia PowerNuclear Construction" and "Integrated Coal Gasification Combined Cycle" herein for additional information. For additional information about costs relating to Southern Power's acquisitions that involve construction of renewable energy facilities, see Note 12 to the financial statements of Southern Company under "Southern Power – Construction Projects" in Item 8 of the Form 10-K and Note (I) to the Condensed Financial Statements under "Southern PowerConstruction Projects" herein. See Note (B) to the Condensed Financial Statements under "Retail Regulatory MattersSouthern Company GasRegulatory Infrastructure Programs" herein for additional information regarding infrastructure improvement programs at Southern Company Gas' natural gas distribution utilities.
Also see FINANCIAL CONDITION AND LIQUIDITY – "Capital Requirements and Contractual Obligations" herein for additional information regarding Southern Company's capital requirements for its subsidiaries' construction programs.
Integrated Coal Gasification Combined Cycle
Mississippi Power's current cost estimate for the Kemper IGCC in total is approximately $6.82 billion, which includes approximately $5.52 billion of costs subject to the construction cost cap and is net of $137 million in additional DOE grants Mississippi Power received for the Kemper IGCC on April 8, 2016 (Additional DOE Grants), which are expected to be used to reduce future rate impacts for customers. Mississippi Power does not intend to seek any rate recovery for any related costs that exceed the $2.88 billion cost cap, net of the Initial DOE Grants and excluding the Cost Cap Exceptions. In the aggregate, Southern Company has incurred charges of $2.63 billion ($1.63 billion after tax) as a result of changes in the cost estimate above the cost cap for the Kemper IGCC through September 30, 2016. Mississippi Power's current cost estimate includes costs through December 31, 2016.
The initial production of syngas began on July 14, 2016 for gasifier "B" and on September 13, 2016 for gasifier "A." On October 11, 2016, the Kemper IGCC began testing using clean syngas from gasifier "A" and the related gas clean-up systems to produce electricity. On November 2, 2016, Mississippi Power determined a maintenance outage of gasifier "A" is needed to make improvements to the ash removal systems. The remaining schedule reflects the time expected to achieve production of electricity using gasifier "B," complete gasifier "A" outage activities, and resume electricity production using gasifier "A," as well as to complete the integration of all systems necessary for both combustion turbines to simultaneously generate electricity with syngas.
In subsequent periods, any further changes in the estimated costs of the Kemper IGCC subject to the $2.88 billion cost cap, net of the Initial DOE Grants and excluding the Cost Cap Exceptions, will be reflected in Southern Company's statements of income and these changes could be material.
The ultimate outcome of these matters cannot be determined at this time.

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Litigation
On April 26, 2016, a complaint against Mississippi Power was filed in Harrison County Circuit Court (Circuit Court) by Biloxi Freezing & Processing Inc., Gulfside Casino Partnership, and John Carlton Dean, which was amended and refiled on July 11, 2016 to include, among other things, Southern Company as a defendant. On August 12, 2016, Southern Company and Mississippi Power removed the case to the U.S. District Court for the Southern District of Mississippi, where the case is currently pending. However, the plaintiffs have filed a request to remand the case back to state court. The individual plaintiff, John Carlton Dean, alleges that Mississippi Power and Southern Company violated the Mississippi Unfair Trade Practices Act. All plaintiffs have alleged that Mississippi Power and Southern Company concealed, falsely represented, and failed to fully disclose important facts concerning the cost and schedule of the Kemper IGCC and that these alleged breaches have unjustly enriched Mississippi Power and Southern Company. The plaintiffs seek unspecified actual damages and punitive damages; ask the Circuit Court to appoint a receiver to oversee, operate, manage, and otherwise control all affairs relating to the Kemper IGCC; ask the Circuit Court to revoke any licenses or certificates authorizing Mississippi Power or Southern Company to engage in any business related to the Kemper IGCC in Mississippi; and seek attorney's fees, costs, and interest. The plaintiffs also seek an injunction to prevent any Kemper IGCC costs from being charged to customers through electric rates.
On June 9, 2016, Treetop Midstream Services, LLC (Treetop) and other related parties filed a complaint against Mississippi Power, Southern Company, and SCS in the state court in Gwinnett County, Georgia. The complaint relates to the cancelled CO2 contract with Treetop and alleges fraudulent misrepresentation, fraudulent concealment, civil conspiracy, and breach of contract on the part of Mississippi Power, Southern Company, and SCS and seeks compensatory damages of $100 million, as well as unspecified punitive damages. Southern Company, Mississippi Power, and SCS have moved to compel arbitration pursuant to the terms of the CO2 contract.
Southern Company believes these legal challenges have no merit; however, an adverse outcome in these proceedings could have an impact on Southern Company's results of operations, financial condition, and liquidity. Southern Company will vigorously defend itself in these matters, and the ultimate outcome of these matters cannot be determined at this time.
Nuclear Construction
On October 20, 2016, Georgia Power and the Georgia PSC Staff entered into a settlement agreement (Vogtle Cost Settlement Agreement) resolving the following prudence and cost recovery matters related to Plant Vogtle Units 3 and 4: (i) none of the $3.3 billion of costs incurred through December 31, 2015 and reflected in the fourteenth Vogtle Construction Monitoring report will be disallowed from rate base on the basis of imprudence; (ii) the definitive settlement agreement entered into on December 31, 2015 by Westinghouse and the Vogtle Owners (Contractor Settlement Agreement) is reasonable and prudent and none of the amounts paid or to be paid pursuant to the Contractor Settlement Agreement should be disallowed from rate base on the basis of imprudence; (iii) financing costs on verified and approved capital costs will be deemed prudent provided they are incurred prior to December 31, 2019 and December 31, 2020 for Plant Vogtle Units 3 and 4, respectively; and (iv) (a) the in-service capital cost forecast will be adjusted to $5.680 billion (Revised Forecast), which includes a contingency of $240 million above Georgia Power's current forecast of $5.440 billion, (b) capital costs incurred up to the Revised Forecast will be presumed to be reasonable and prudent with the burden of proof on any party challenging such costs, and (c) Georgia Power would have the burden to show that any capital costs above the Revised Forecast are reasonable and prudent. Under the terms of the Vogtle Cost Settlement Agreement, the certified in-service capital cost for purposes of calculating the NCCR tariff will remain at $4.418 billion. Construction capital costs above $4.418 billion will accrue AFUDC through commercial operation. The ROE used to calculate the NCCR tariff will be reduced from 10.95% (the ROE rate setting point authorized by the Georgia PSC in the 2013 ARP) to 10.00% effective January 1, 2016. For purposes of the AFUDC calculation, the ROE on costs between $4.418 billion and $5.440 billion will also be 10.00% and the ROE on any amounts above $5.440 billion would be Georgia Power's average cost of long-term debt. If the Georgia PSC adjusts Georgia Power's ROE rate setting point in a rate case prior to Plant Vogtle Units 3 and 4 being placed into retail rate base, then the ROE for purposes of calculating both

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the NCCR tariff and AFUDC will likewise be 95 basis points lower than the revised ROE rate setting point. If Plant Vogtle Units 3 and 4 are not commercially operational by December 31, 2020, then (i) the ROE for purposes of calculating the NCCR tariff will be reduced an additional 300 basis points, and may, at the Georgia PSC's discretion, be accrued to be used for the benefit of customers, until such time as the units reach commercial operation and (ii) the ROE used to calculate AFUDC will be Georgia Power's average cost of long-term debt.
Under the terms of the Vogtle Cost Settlement Agreement, Plant Vogtle Units 3 and 4 will be placed into retail rate base on December 31, 2020 or upon reaching commercial operation, whichever is later. The Georgia PSC will determine for retail ratemaking purposes the process of transitioning Plant Vogtle Units 3 and 4 from a construction project to an operating plant no later than Georgia Power's base rate case required to be filed by July 1, 2019.
The Vogtle Cost Settlement Agreement is subject to approval by the Georgia PSC, which is scheduled to vote on this matter on December 20, 2016. Accordingly, the terms of the Vogtle Cost Settlement Agreement are subject to change and the terms of any final agreement approved by the Georgia PSC may differ materially from the terms of the Vogtle Cost Settlement Agreement. If approved, the Vogtle Cost Settlement Agreement is expected to reduce Georgia Power's revenues for the years 2016 through 2020 by a total of approximately $325 million ($115 million reduction in net income).
See Note (B) to the Condensed Financial Statements under "Retail Regulatory MattersGeorgia PowerNuclear Construction" for additional information.
The ultimate outcome of these matters cannot be determined at this time.
Income Tax Matters
Bonus Depreciation
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Income Tax Matters – Bonus Depreciation" of Southern Company in Item 7 of the Form 10-K for additional information.
The extension of 50% bonus depreciation included in the PATH Act is expected to result in approximately $1.7 billion of positive cash flows for the 2016 tax year, which may not all be realized in 2016 due to a projected consolidated net operating loss for Southern Company. Approximately $370 million of the benefit is dependent upon placing the remainder of the Kemper IGCC in service by December 31, 2016. See Note (B) tothe Condensed Financial Statements under "Integrated Coal Gasification Combined Cycle" and Note (G) tothe Condensed Financial Statements under "Current and Deferred Income TaxesNet Operating Loss" herein for additional information. The ultimate outcome of this matter cannot be determined at this time.
Other Matters
Southern Company and its subsidiaries are involved in various other matters being litigated and regulatory matters that could affect future earnings. In addition, Southern Company and its subsidiaries are subject to certain claims and legal actions arising in the ordinary course of business. The business activities of Southern Company's subsidiaries are subject to extensive governmental regulation related to public health and the environment, such as regulation of air emissions and water discharges. Litigation over environmental issues and claims of various types, including property damage, personal injury, common law nuisance, and citizen enforcement of environmental requirements, such as air quality and water standards, has occurred throughout the U.S. This litigation has included claims for damages alleged to have been caused by CO2 and other emissions, CCR, and alleged exposure to hazardous materials, and/or requests for injunctive relief in connection with such matters.
TheultimateoutcomeofsuchpendingorpotentiallitigationagainstSouthernCompanyanditssubsidiariescannotbepredictedatthistime;however,forcurrentproceedingsnotspecificallyreportedinNote(B)totheCondensedFinancialStatementshereinorinNote3tothefinancialstatementsofSouthernCompanyinItem8ofthe Form 10-K,management does not anticipate that the ultimate liabilities, if any, arising from such current proceedings would have a material effect on Southern Company's financial statements. See Note (B) to the Condensed Financial

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Statements herein for a discussion of various other contingencies, regulatory matters, and other matters being litigated which may affect future earnings potential.
The SEC is conducting a formal investigation of Southern Company and Mississippi Power concerning the estimated costs and expected in-service date of the Kemper IGCC. Southern Company and Mississippi Power believe the investigation is focused primarily on periods subsequent to 2010 and on accounting matters, disclosure controls and procedures, and internal controls over financial reporting associated with the Kemper IGCC. See ACCOUNTING POLICIES – "Application of Critical Accounting Policies and Estimates" herein for additional information on the Kemper IGCC estimated construction costs and expected in-service date. The ultimate outcome of this matter cannot be determined at this time; however, it is not expected to have a material impact on the financial statements of Southern Company.
ACCOUNTING POLICIES
Application of Critical Accounting Policies and Estimates
Southern Company prepares its consolidated financial statements in accordance with GAAP. Significant accounting policies are described in Note 1 to the financial statements of Southern Company in Item 8 of the Form 10-K. In the application of these policies, certain estimates are made that may have a material impact on Southern Company's results of operations and related disclosures. Different assumptions and measurements could produce estimates that are significantly different from those recorded in the financial statements. See MANAGEMENT'S DISCUSSION AND ANALYSIS – ACCOUNTING POLICIES – "Application of Critical Accounting Policies and Estimates" of Southern Company in Item 7 of the Form 10-K for a complete discussion of Southern Company's critical accounting policies and estimates related to Electric Utility Regulation, Asset Retirement Obligations, Pension and Other Postretirement Benefits, and Contingent Obligations.
Kemper IGCC Estimated Construction Costs, Project Completion Date, and Rate Recovery
During 2016, Mississippi Power further revised its cost estimate to complete construction and start-up of the Kemper IGCC to an amount that exceeds the $2.88 billion cost cap, net of the Initial DOE Grants and excluding the Cost Cap Exceptions. Mississippi Power does not intend to seek any rate recovery for any costs related to the construction of the Kemper IGCC that exceed the $2.88 billion cost cap, net of the Initial DOE Grants and excluding the Cost Cap Exceptions.
As a result of the revisions to the cost estimate, Southern Company recorded total pre-tax charges to income for the estimated probable losses on the Kemper IGCC of $88 million ($54 million after tax) in the third quarter 2016, $81 million ($50 million after tax) in the second quarter 2016, $53 million ($33 million after tax) in the first quarter 2016, $183 million ($113 million after tax) in the fourth quarter 2015, $150 million ($93 million after tax) in the third quarter 2015, $23 million ($14 million after tax) in the second quarter 2015, $9 million ($6 million after tax) in the first quarter 2015, $70 million ($43 million after tax) in the fourth quarter 2014, $418 million ($258 million after tax) in the third quarter 2014, $380 million ($235 million after tax) in the first quarter 2014, $40 million ($25 million after tax) in the fourth quarter 2013, $150 million ($93 million after tax) in the third quarter 2013, $450 million ($278 million after tax) in the second quarter 2013, and $540 million ($333 million after tax) in the first quarter 2013. In the aggregate, Southern Company has incurred charges of $2.63 billion ($1.63 billion after tax) as a result of changes in the cost estimate above the cost cap for the Kemper IGCC through September 30, 2016.
Mississippi Power's revised cost estimate reflects an expected in-service date of December 31, 2016 and includes certain post-in-service costs which are expected to be subject to the cost cap. Mississippi Power has experienced, and may continue to experience, material changes in the cost estimate for the Kemper IGCC. Further cost increases and/or extensions of the expected in-service date may result from factors including, but not limited to, difficulties integrating the systems required for sustained operations, sustaining nitrogen supply, major equipment failure, unforeseen engineering or design problems including any repairs and/or modifications to systems, and/or operational performance (including additional costs to satisfy any operational parameters ultimately adopted by the Mississippi PSC). In addition, during the start-up and commissioning process, Mississippi Power is also identifying

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potential improvement projects that ultimately may be completed subsequent to placing the remainder of the Kemper IGCC in service. If completed, such improvement projects would be expected to enhance plant performance, safety, and/or operations. The related potential costs have yet to be fully evaluated, have not been included in the current cost estimates, and may be subject to the $2.88 billion cost cap. In subsequent periods, any further changes in the estimated costs of the Kemper IGCC subject to the $2.88 billion cost cap, net of the Initial DOE Grants and excluding the Cost Cap Exceptions, will be reflected in Southern Company's statements of income and these changes could be material.
Any extension of the in-service date beyond December 31, 2016 is currently estimated to result in additional base costs of approximately $25 million to $35 million per month, which includes maintaining necessary levels of start-up labor, materials, and fuel, as well as operational resources required to execute start-up and commissioning activities. However, additional costs may be required for remediation of any further equipment and/or design issues identified. Any extension of the in-service date with respect to the Kemper IGCC beyond December 31, 2016 would also increase costs for the Cost Cap Exceptions, which are not subject to the $2.88 billion cost cap established by the Mississippi PSC. These costs include AFUDC, which is currently estimated to total approximately $15 million per month, as well as carrying costs and operating expenses on Kemper IGCC assets placed in service and consulting and legal fees of approximately $3 million per month.
Given the significant judgment involved in estimating the future costs to complete construction and start-up, the project completion date, the ultimate rate recovery for the Kemper IGCC, and the potential impact on Southern Company's results of operations, Southern Company considers these items to be critical accounting estimates. See Note 3 to the financial statements of Southern Company under "Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K and Note (B) to the Condensed Financial Statements under "Integrated Coal Gasification Combined Cycle" herein for additional information.
Goodwill and Other Intangible Assets
Southern Company accounts for acquisitions using the acquisition method of accounting, which requires the assets acquired and liabilities assumed to be recorded at the date of acquisition at their respective estimated fair values. Southern Company recognizes goodwill as of the acquisition date, as a residual over the fair values of the identifiable net assets acquired. Goodwill will be tested for impairment on an annual basis in the fourth quarter of the year as well as on an interim basis as events and changes in circumstances occur. Primarily as a result of the acquisitions of Southern Company Gas and PowerSecure in 2016, goodwill totaled approximately $6.2 billion at September 30, 2016.
Definite-lived intangible assets acquired are amortized over the estimated useful lives of the respective assets to reflect the pattern in which the economic benefits of the intangible assets are consumed. Whenever events or changes in circumstances indicate that the carrying amount of the intangible assets may not be recoverable, the intangible assets will be reviewed for impairment. Primarily as a result of the acquisitions of Southern Company Gas and PowerSecure in 2016, other intangible assets, net of amortization totaled approximately $0.9 billion at September 30, 2016.
The judgments made in determining the estimated fair value assigned to each class of assets acquired and liabilities assumed, as well as asset lives, can significantly impact Southern Company's results of operations. Fair values and useful lives are determined based on, among other factors, the expected future period of benefit of the asset, the various characteristics of the asset, and projected cash flows. As the determination of an asset's fair value and useful life involves management making certain estimates and because these estimates form the basis for the determination of whether or not an impairment charge should be recorded, Southern Company considers these estimates to be critical accounting estimates.
See Note (A) to the Condensed Financial Statements under "Goodwill and Other Intangible Assets" herein for additional information regarding Southern Company's goodwill and other intangible assets as of September 30, 2016 and Note (I) to the Condensed Financial Statements under "Southern Company" herein for additional information related to Southern Company's recent acquisitions.

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Derivatives and Hedging Activities
Derivative instruments are recorded on the balance sheets as either assets or liabilities measured at their fair value, unless the transactions qualify for the normal purchases or normal sales scope exception and are instead subject to traditional accrual accounting. For those transactions that do not qualify as a normal purchase or normal sale, changes in the derivatives' fair values are recognized concurrently in earnings unless specific hedge accounting criteria are met. If the derivatives meet those criteria, derivative gains and losses offset related results of the hedged item in the income statement in the case of a fair value hedge, or gains and losses are deferred in OCI until the hedged transaction occurs in the case of a cash flow hedge. Certain subsidiaries of Southern Company enter into energy-related derivatives that are designated as regulatory hedges where gains and losses are initially recorded as regulatory liabilities and assets and then are included in fuel expense as the underlying fuel is used in operations and ultimately recovered through billings to customers.
Southern Company uses derivative instruments to reduce the impact to the results of operations due to the risk of changes in the price of natural gas, to manage fuel hedging programs per guidelines of state regulatory agencies, and to mitigate residual changes in the price of electricity, weather, interest rates, and foreign currency exchange rates. The fair value of commodity derivative instruments used to manage exposure to changing prices reflects the estimated amounts that Southern Company would receive or pay to terminate or close the contracts at the reporting date. To determine the fair value of the derivative instruments, Southern Company utilizes market data or assumptions that market participants would use in pricing the derivative asset or liability, including assumptions about risk and the risks inherent in the inputs of the valuation technique.
Southern Company classifies derivative assets and liabilities based on the lowest level of input that is significant to the fair value measurement. The assessment of the significance of a particular input to the fair value measurement requires judgment and may affect the valuation of fair value assets and liabilities and their placement within the fair value hierarchy. The determination of the fair value of the derivative instruments incorporates various factors required under the guidance. These factors include:
the creditworthiness of the counterparties involved and the impact of credit enhancements (such as cash deposits and letters of credit);
events specific to a given counterparty; and
the impact of Southern Company's nonperformance risk on its liabilities.
Given the assumptions used in pricing the derivative asset or liability, Southern Company considers the valuation of derivative assets and liabilities a critical accounting estimate. See "Quantitative and Qualitative Disclosures About Market Risk" in Item 3 herein for more information.
Recently Issued Accounting Standards
On February 25, 2016, the FASB issued ASU No. 2016-02, Leases(Topic 842) (ASU 2016-02). ASU 2016-02 requires lessees to recognize on the balance sheet a lease liability and a right-of-use asset for all leases. ASU 2016-02 also changes the recognition, measurement, and presentation of expense associated with leases and provides clarification regarding the identification of certain components of contracts that would represent a lease. The accounting required by lessors is relatively unchanged and there is no change to the accounting for existing leveraged leases. ASU 2016-02 is effective for fiscal years beginning after December 15, 2018, with early adoption permitted. Southern Company is currently evaluating the new standard and has not yet determined its ultimate impact; however, adoption of ASU 2016-02 is expected to have a significant impact on Southern Company's balance sheet.
On March 30, 2016, the FASB issued ASU No. 2016-09, Compensation-Stock Compensation(Topic 718): Improvements to Employee Share-Based Payment Accounting (ASU 2016-09). ASU 2016-09 changes the accounting for income taxes and the cash flow presentation for share-based payment award transactions. Most significantly, entities are required to recognize all excess tax benefits and deficiencies related to the exercise or vesting of stock compensation as income tax expense or benefit in the income statement. Southern Company currently recognizes any excess tax benefits and deficiencies related to the exercise and vesting of stock

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compensation as additional paid-in capital. ASU 2016-09 is effective for fiscal years beginning after December 15, 2016. Early adoption is permitted and Southern Company intends to adopt the ASU in the fourth quarter 2016. The adoption is not expected to have a material impact on the results of operations, financial position, or cash flows of Southern Company.
FINANCIAL CONDITION AND LIQUIDITY
Overview
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY "Overview" of Southern Company in Item 7 of the Form 10-K for additional information. Southern Company's financial condition remained stable at September 30, 2016. Through September 30, 2016, Southern Company has incurred non-recoverable cash expenditures of $2.42 billion and is expected to incur approximately $0.21 billion in additional non-recoverable cash expenditures through completion of the construction and start-up of the Kemper IGCC, which includes certain post-in-service costs expected to be subject to the cost cap. Southern Company intends to continue to monitor its access to short-term and long-term capital markets as well as bank credit agreements to meet future capital and liquidity needs. See "Capital Requirements and Contractual Obligations," "Sources of Capital," and "Financing Activities" herein for additional information.
Net cash provided from operating activities totaled $4.3 billion for the first nine months of 2016, a decrease of $0.8 billion from the corresponding period in 2015. The decrease in net cash provided from operating activities was primarily due to an increase in unutilized ITCs and PTCs. Net cash used for investing activities totaled $16.6 billion for the first nine months of 2016 primarily due to the closing of the Merger, the construction of electric generation, transmission, and distribution facilities and installation of equipment to comply with environmental standards, and Southern Power's acquisitions and construction of renewable facilities. Net cash provided from financing activities totaled $13.6 billion for the first nine months of 2016 primarily due to issuances of long-term debt and common stock associated with financing and completing the Merger and Southern Company Gas' investment in SNG, partially offset by redemptions of long-term debt and common stock dividend payments. Cash flows from financing activities vary from period to period based on capital needs and the maturity or redemption of securities.
Significant balance sheet changes for the first nine months of 2016 include an increase of $14.4 billion in total property, plant, and equipment primarily related to the inclusion of Southern Company Gas as a result of the Merger, construction to comply with environmental standards, and construction of electric generation, transmission, and distribution facilities; an increase of $6.2 billion in goodwill related to the acquisitions of Southern Company Gas and PowerSecure; an increase of $1.5 billion in equity investments in unconsolidated subsidiaries primarily related to Southern Company Gas' investment in SNG; increases of $1.5 billion in other regulatory assets, deferred and $0.8 billion in AROs primarily related to changes in ash pond closure strategy principally for Georgia Power; increases of $16.9 billion in long-term debt and $4.0 billion in total common stockholder's equity primarily associated with financing and completing the Merger and Southern Company Gas' investment in SNG; and increases of $1.9 billion in accumulated deferred income taxes and $1.6 billion in other cost of removal obligations primarily related to the inclusion of Southern Company Gas as a result of the Merger. See Notes (A) and (I) to the Condensed Financial Statements herein under "Asset Retirement Obligations" and "Southern Company," respectively, for additional information.
At the end of the third quarter 2016, the market price of Southern Company's common stock was $51.30 per share (based on the closing price as reported on the New York Stock Exchange) and the book value was $25.05 per share, representing a market-to-book ratio of 205%, compared to $46.79, $22.59, and 207%, respectively, at the end of 2015. Southern Company's common stock dividend for the third quarter 2016 was $0.560 per share compared to $0.5425 per share in the third quarter 2015.
Capital Requirements and Contractual Obligations
See MANAGEMENT'S DISCUSSION AND ANALYSIS FINANCIAL CONDITION AND LIQUIDITY "Capital Requirements and Contractual Obligations" of Southern Company in Item 7 of the Form 10-K for a

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FINANCIAL CONDITION AND RESULTS OF OPERATIONS

description of Southern Company's capital requirements for the construction programs of the Southern Company system, including estimated capital expenditures for new electric generating facilities and to comply with existing environmental statutes and regulations, scheduled maturities of long-term debt, as well as related interest, derivative obligations, preferred and preference stock dividends, leases, purchase commitments, trust funding requirements, and unrecognized tax benefits. Subsequent to September 30, 2016, Mississippi Power repaid at maturity $300 million aggregate principal amount of its Series 2011A 2.35% Senior Notes due October 15, 2016 and Southern Company Gas repaid at maturity $120 million aggregate principal amount of Series A Floating Rate Senior Notes due October 27, 2016. An additional $1.8 billion will be required through September 30, 2017 to fund maturities of long-term debt. During the nine months ended September 30, 2016, and subsequent to that date, Southern Power entered into new long-term service agreements, which begin between 2017 and 2020 and result in additional future commitments totaling approximately $927 million. See "Sources of Capital" herein for additional information.
The Southern Company system's construction program is currently estimated to total $10.2 billion for 2016, $8.9 billion for 2017, $8.2 billion for 2018, $7.6 billion for 2019, $7.3 billion for 2020, and $6.6 billion for 2021. These amounts include expenditures of approximately $0.7 billion for 2016 and $0.1 billion for 2017 related to the construction and start-up of the Kemper IGCC; $0.6 billion for 2016, $0.6 billion for 2017, $0.7 billion for 2018, $0.4 billion for 2019, and $0.1 billion for 2020 to continue and complete construction of Plant Vogtle Units 3 and 4; and $4.4 billion for 2016 and $1.5 billion per year for 2017 through 2021 for Southern Power's acquisitions and/or construction of new generating facilities. These estimated expenditures do not include potential compliance costs that may arise from the EPA's final rules and guidelines or subsequently approved state plans that would limit CO2 emissions from existing, new, modified, or reconstructed fossil-fuel-fired electric generating units.
The construction programs are subject to periodic review and revision, and actual construction costs may vary from these estimates because of numerous factors. These factors include: changes in business conditions; changes in load projections; changes in environmental statutes and regulations; the outcome of any legal challenges to the environmental rules; changes in generating plants, including unit retirements and replacements and adding or changing fuel sources at existing units, to meet regulatory requirements; changes in FERC rules and regulations; state regulatory agency approvals; changes in the expected environmental compliance program; changes in legislation; the cost and efficiency of construction labor, equipment, and materials; project scope and design changes; storm impacts; and the cost of capital. In addition, there can be no assurance that costs related to capital expenditures will be fully recovered. Additionally, planned expenditures for plant acquisitions may vary due to market opportunities and Southern Power's ability to execute its growth strategy. See Note 12 to the financial statements of Southern Company under "Southern Power" in Item 8 of the Form 10-K and Note (I) to the Condensed Financial Statements under "Southern Power" herein for additional information regarding Southern Power's plant acquisitions. See Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Georgia Power – Nuclear Construction" and "Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K and Note (B) to the Condensed Financial Statements under "Retail Regulatory MattersGeorgia PowerNuclear Construction" and "Integrated Coal Gasification Combined Cycle" herein for information regarding additional factors that may impact construction expenditures.

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MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

As a result of closing the Merger, the funding requirements of the Southern Company system include the contractual obligations of Southern Company Gas. The following table details the amounts related to Southern Company Gas as of September 30, 2016:
 2016 
2017-
2018
 
2019-
2020
 
After
2020
 Total
 (in millions)
Long-term debt(a) —
         
Principal$120
 $177
 $350
 $4,185
 $4,832
Interest48
 412
 382
 2,641
 3,483
Pipeline charges, storage capacity, and gas supply(b)
308
 1,350
 806
 2,913
 5,377
Operating leases(c)
6
 44
 31
 52
 133
Asset management agreements(d)
2
 15
 2
 
 19
Standby letters of credit, performance/surety bonds(e)
33
 51
 
 
 84
Financial derivative obligations(f)
195
 211
 21
 2
 429
Pension and other postretirement benefit plans(g)
5
 44
 
 
 49
Purchase commitments 
         
Capital(h)
401
 3,540
 3,058
 1,221
 8,220
Other(i)
11
 53
 
 
 64
Total$1,129
 $5,897
 $4,650
 $11,014
 $22,690
(a)Amounts are reflected based on final maturity dates. Variable rate interest obligations are estimated based on rates as of September 30, 2016.
(b)Includes charges recoverable through a natural gas cost recovery mechanism or alternatively billed to marketers and demand charges associated with wholesale gas services.
(c)Certain operating leases have provisions for step rent or escalation payments and certain lease concessions are accounted for by recognizing the future minimum lease payments on a straight-line basis over the respective minimum lease terms.
(d)Represents fixed-fee minimum payments for asset management agreements at wholesale gas services.
(e)Guarantees are provided to certain municipalities and other agencies and certain natural gas suppliers of SouthStar Energy Services, LLC (SouthStar) in support of payment obligations.
(f)Includes derivative liabilities related to energy-related derivatives.
(g)Estimated benefit payments for Southern Company Gas' retirement benefit plans are provided through 2018. No mandatory contributions to the plans are anticipated during this period.
(h)Estimated capital expenditures are provided through 2021.
(i)Primarily consists of contractual environmental remediation liabilities that are primarily recoverable through base rates or rate rider mechanisms.
Sources of Capital
Southern Company intends to meet its future capital needs through operating cash flows, short-term debt, term loans, and external security issuances. Equity capital can be provided from any combination of Southern Company's stock plans, private placements, or public offerings. The amount and timing of additional equity capital and debt issuances in 2016, as well as in subsequent years, will be contingent on Southern Company's investment opportunities and the Southern Company system's capital requirements. See "Capital Requirements and Contractual Obligations" herein for additional information.
Except as described herein, the traditional electric operating companies, Southern Power, and Southern Company Gas plan to obtain the funds required for construction and other purposes from operating cash flows, external security issuances, term loans, short-term borrowings, and equity contributions or loans from Southern Company. However, the amount, type, and timing of any future financings, if needed, will depend upon prevailing market conditions, regulatory approval, and other factors. See MANAGEMENT'S DISCUSSION AND ANALYSIS

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FINANCIAL CONDITION AND RESULTS OF OPERATIONS

FINANCIAL CONDITION AND LIQUIDITY "Sources of Capital" of Southern Company in Item 7 of the Form 10-K for additional information.
In addition, Georgia Power may make borrowings through a loan guarantee agreement (Loan Guarantee Agreement) between Georgia Power and the DOE, the proceeds of which may be used to reimburse Georgia Power for Eligible Project Costs incurred in connection with its construction of Plant Vogtle Units 3 and 4. Under the Loan Guarantee Agreement, the DOE agreed to guarantee borrowings of up to $3.46 billion (not to exceed 70% of Eligible Project Costs) to be made by Georgia Power under a multi-advance credit facility (FFB Credit Facility) among Georgia Power, the DOE, and the FFB. Eligible Project Costs incurred through September 30, 2016 would allow for borrowings of up to $2.6 billion under the FFB Credit Facility, of which Georgia Power has borrowed $2.5 billion. See Note 6 to the financial statements of Southern Company under "DOE Loan Guarantee Borrowings" in Item 8 of the Form 10-K for additional information regarding the Loan Guarantee Agreement and Note (B) to the Condensed Financial Statements under "Retail Regulatory MattersGeorgia PowerNuclear Construction" herein for additional information regarding Plant Vogtle Units 3 and 4.
Mississippi Power received $245 million of Initial DOE Grants in prior years that were used for the construction of the Kemper IGCC. An additional $25 million of grants from the DOE is expected to be received for commercial operation of the Kemper IGCC. On April 8, 2016, Mississippi Power received approximately $137 million in Additional DOE Grants for the Kemper IGCC, which are expected to be used to reduce future rate impacts for customers. In addition, see Note 3 to the financial statements of Southern Company under "Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K for information regarding legislation related to the securitization of certain costs of the Kemper IGCC.
As of September 30, 2016, Southern Company's current liabilities exceeded current assets by $0.9 billion, primarily due to long-term debt that is due within one year of $2.3 billion, including approximately $0.8 billion at the parent company, $0.2 billion at Alabama Power, $0.5 billion at Georgia Power, $0.2 billion at Gulf Power, $0.3 billion at Mississippi Power, $0.1 billion at Southern Power, and $0.1 billion at Southern Company Gas. To meet short-term cash needs and contingencies, Southern Company has substantial cash flow from operating activities and access to capital markets and financial institutions. Southern Company, the traditional electric operating companies, Southern Power, and Southern Company Gas intend to utilize operating cash flows, as well as commercial paper, lines of credit, bank notes, and securities issuances, as market conditions permit, as well as, under certain circumstances for the traditional electric operating companies, Southern Power, and Southern Company Gas, equity contributions and/or loans from Southern Company to meet their short-term capital needs. In addition, Georgia Power expects to utilize borrowings through the FFB Credit Facility as an additional source of long-term borrowed funds.

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MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

At September 30, 2016, Southern Company and its subsidiaries had approximately $2.7 billion of cash and cash equivalents. Committed credit arrangements with banks at September 30, 2016 were as follows:
 Expires   
Executable Term
Loans
 
Due Within One
Year
Company2016201720182020 Total Unused 
One
Year
 
Two
Years
 
Term
Out
 
No Term
Out
 (in millions) (in millions) (in millions) (in millions)
Southern Company(a)
$
$
$1,000
$1,250
 $2,250
 $2,250
 $
 $
 $
 $
Alabama Power
35
500
800
 1,335
 1,335
 
 
 
 35
Georgia Power


1,750
 1,750
 1,732
 
 
 
 
Gulf Power50
65
165

 280
 280
 45
 
 45
 70
Mississippi Power100
75


 175
 150
 
 15
 15
 160
Southern Power Company(b)



600
 600
 532
 
 
 
 
Southern Company Gas(c)

75
1,925

 2,000
 1,947
 
 
 
 
Other
55


 55
 55
 20
 
 20
 35
Southern Company Consolidated$150
$305
$3,590
$4,400
 $8,445
 $8,281
 $65
 $15
 $80
 $300
(a)Represents the Southern Company parent entity.
(b)
Excludes credit agreements (Project Credit Facilities) assumed with the acquisition of certain solar facilities, which are non-recourse to Southern Power Company, the proceeds of which are being used to finance project costs related to such solar facilities currently under construction. See Note (I) to the Condensed Financial Statements under "Southern Power" herein for additional information.
(c)
Southern Company Gas guarantees the obligations of Southern Company Gas Capital, which is the borrower of $1.3 billion of these arrangements. Southern Company Gas' committed credit arrangements also include $700 million restricted for working capital needs of Nicor Gas.
See Note 6 to the financial statements of Southern Company under "Bank Credit Arrangements" in Item 8 of the Form 10-K and Note (E) to the Condensed Financial Statements under "Bank Credit Arrangements" herein for additional information.
On May 24, 2016, the $8.1 billion Bridge Agreement to provide Merger financing, to the extent necessary, was terminated.
Most of these bank credit arrangements, as well as the term loan arrangements of Southern Company, Alabama Power, Mississippi Power, and Southern Power, contain covenants that limit debt levels and contain cross acceleration or cross default provisions to other indebtedness (including guarantee obligations) that are restricted only to the indebtedness of the individual company. Such cross default provisions to other indebtedness would trigger an event of default if the applicable borrower defaulted on indebtedness or guarantee obligations over a specified threshold. Such cross acceleration provisions to other indebtedness would trigger an event of default if the applicable borrower defaulted on indebtedness, the payment of which was then accelerated. Southern Company, the traditional electric operating companies, Southern Power Company, and Southern Company Gas are currently in compliance with all such covenants. None of the bank credit arrangements contain material adverse change clauses at the time of borrowings.
Subject to applicable market conditions, Southern Company and its subsidiaries expect to renew or replace their bank credit arrangements as needed, prior to expiration. In connection therewith, Southern Company and its subsidiaries may extend the maturity dates and/or increase or decrease the lending commitments thereunder.
A portion of the unused credit with banks is allocated to provide liquidity support to the traditional electric operating companies' pollution control revenue bonds and commercial paper programs. The amount of variable rate pollution control revenue bonds outstanding requiring liquidity support as of September 30, 2016 was approximately $1.9 billion. In addition, at September 30, 2016, the traditional electric operating companies had approximately $358 million of fixed rate pollution control revenue bonds outstanding that were required to be reoffered within the next 12 months.

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FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Southern Company, the traditional electric operating companies, Southern Power, and Southern Company Gas make short-term borrowings primarily through commercial paper programs that have the liquidity support of the committed bank credit arrangements described above. Southern Company, the traditional electric operating companies, Southern Power, and Southern Company Gas may also borrow through various other arrangements with banks. Short-term borrowings are included in notes payable in the balance sheets.
Details of short-term borrowings were as follows:
  
Short-term Debt at
September 30, 2016
 
Short-term Debt During the Period(*)
  
Amount
Outstanding
 
Weighted
Average
Interest
Rate
 
Average
Amount
Outstanding
 
Weighted
Average
Interest
Rate
 
Maximum
Amount
Outstanding
  (in millions)   (in millions)   (in millions)
Commercial paper $717
 0.7% $756
 0.7% $1,499
Short-term bank debt 125
 1.5% 125
 1.4% 127
Total $842
 0.8% $881
 0.8%  
(*)Average and maximum amounts are based upon daily balances during the three-month period ended September 30, 2016.
In addition to the short-term borrowings in the table above, the Project Credit Facilities had total amounts outstanding as of September 30, 2016 of $828 million at a weighted average interest rate of 2.05%. For the three-month period ended September 30, 2016, these credit agreements had a maximum amount outstanding of $828 million and an average amount outstanding of $805 million at a weighted average interest rate of 2.02%.
Furthermore, in connection with the acquisition of a solar facility on July 1, 2016, a subsidiary of Southern Power assumed a $217 million construction loan, which was fully repaid prior to September 30, 2016. For the three-month period ended September 30, 2016, this credit agreement had a maximum amount outstanding of $217 million and an average amount outstanding of $137 million at a weighted average interest rate of 2.21%.
Southern Company believes the need for working capital can be adequately met by utilizing commercial paper programs, lines of credit, bank term loans, and operating cash flows.
Credit Rating Risk
At September 30, 2016, Southern Company and its subsidiaries did not have any credit arrangements that would require material changes in payment schedules or terminations as a result of a credit rating downgrade.
There are certain contracts that could require collateral, but not accelerated payment, in the event of a credit rating change of certain subsidiaries to BBB and/or Baa2 or below. These contracts are for physical electricity and natural gas purchases and sales, fuel purchases, fuel transportation and storage, energy price risk management, transmission, interest rate management, and construction of new generation at Plant Vogtle Units 3 and 4.
The maximum potential collateral requirements under these contracts at September 30, 2016 were as follows:
Credit RatingsMaximum Potential
Collateral
Requirements
 (in millions)
At BBB and/or Baa2$31
At BBB- and/or Baa3$665
Below BBB- and/or Baa3$2,570

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Generally, collateral may be provided by a Southern Company guaranty, letter of credit, or cash. Additionally, a credit rating downgrade could impact the ability of Southern Company and its subsidiaries to access capital markets, and would be likely to impact the cost at which they do so.
On May 12, 2016, Fitch downgraded the senior unsecured long-term debt rating of Southern Company to A- from A and revised the ratings outlook from negative to stable. Fitch also downgraded the senior unsecured long-term debt rating of Mississippi Power to BBB+ from A- and revised the ratings outlook from negative to stable.
On May 13, 2016, Moody's downgraded the senior unsecured long-term debt rating of Southern Company to Baa2 from Baa1 and revised the ratings outlook from negative to stable.
On July 11, 2016, S&P raised Southern Company Gas' and Nicor Gas' corporate and senior unsecured long-term debt ratings from BBB+ to A- and revised their ratings outlooks from positive to negative.
Financing Activities
On May 11, 2016, Southern Company issued 18.3 million shares of common stock in an underwritten offering for an aggregate purchase price of approximately $889 million. Of the 18.3 million shares, approximately 2.6 million were issued from treasury and the remainder were newly issued shares. The proceeds were used to fund a portion of the consideration for the Merger and for other general corporate purposes.
On August 19, 2016, Southern Company issued 32.5 million shares of common stock in an underwritten offering for an aggregate purchase price of approximately $1.6 billion. The proceeds were used to fund a portion of the purchase price for the SNG investment and related transaction costs and for other general corporate purposes.
In addition, during the first nine months of 2016, Southern Company issued approximately 17.5 million shares of common stock primarily through employee equity compensation plans and received proceeds of approximately $782 million.
The following table outlines the long-term debt financing activities for Southern Company and its subsidiaries for the first nine months of 2016:
Company
Senior
Note Issuances
 
Senior
Note Maturities and Redemptions
 
Revenue
Bond
Maturities, Redemptions, and
Repurchases
 
Other
Long-Term
Debt
Issuances
 
Other
Long-Term
Debt Redemptions
and
Maturities(a)
 (in millions)
Southern Company(b)
$8,500
 $500
 $
 $800
 $
Alabama Power400
 200
 
 45
 
Georgia Power650
 700
 4
 300
 5
Gulf Power
 125
 
 2
 
Mississippi Power
 
 
 1,100
 652
Southern Power1,531
 
 
 63
 84
Southern Company Gas(c)
900
 300
 
 
 
Other
 
 
 
 60
Elimination(d)

 
 
 (200) (225)
Southern Company Consolidated$11,981
 $1,825
 $4
 $2,110
 $576
(a)Includes reductions in capital lease obligations resulting from cash payments under capital leases.
(b)Represents the Southern Company parent entity.
(c)Reflects only long-term debt financing activities occurring subsequent to completion of the Merger. The senior notes were issued by Southern Company Gas Capital and guaranteed by Southern Company Gas.
(d)Intercompany loans from Southern Company to Mississippi Power eliminated in Southern Company's Consolidated Financial Statements.

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MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

In February 2016, Southern Company entered into $700 million notional amount of forward-starting interest rate swaps to hedge exposure to interest rate changes related to anticipated debt issuances. These interest rate swaps were settled in May 2016.
In May 2016, Southern Company issued the following series of senior notes for an aggregate principal amount of $8.5 billion:
$0.5 billion of 1.55% Senior Notes due July 1, 2018;
$1.0 billion of 1.85% Senior Notes due July 1, 2019;
$1.5 billion of 2.35% Senior Notes due July 1, 2021;
$1.25 billion of 2.95% Senior Notes due July 1, 2023;
$1.75 billion of 3.25% Senior Notes due July 1, 2026;
$0.5 billion of 4.25% Senior Notes due July 1, 2036; and
$2.0 billion of 4.40% Senior Notes due July 1, 2046.
The net proceeds were used to fund a portion of the consideration for the Merger and related transaction costs and for other general corporate purposes.
In September 2016, Southern Company issued $800 million aggregate principal amount of Series 2016A 5.25% Junior Subordinated Notes due October 1, 2076. The proceeds were used to repay short-term indebtedness that was incurred to repay at maturity $500 million aggregate principal amount of Southern Company's Series 2011A 1.95% Senior Notes due September 1, 2016 and for other general corporate purposes.
Except as described herein, Southern Company's subsidiaries used the proceeds of the debt issuances shown in the table above for their redemptions and maturities shown in the table above, to repay short-term indebtedness, and for general corporate purposes, including their continuous construction programs and, for Southern Power, its growth strategy.
On March 8, 2016, Mississippi Power entered into an unsecured term loan agreement with a syndicate of financial institutions for an aggregate amount of $1.2 billion. Mississippi Power borrowed $900 million on March 8, 2016 under the term loan agreement and the remaining $300 million on October 7, 2016. Mississippi Power used the initial proceeds to repay $900 million in maturing bank loans on March 8, 2016 and the remaining $300 million to repay at maturity Mississippi Power's Series 2011A 2.35% Senior Notes due October 15, 2016. The term loan pursuant to this agreement matures on April 1, 2018 and bears interest based on one-month LIBOR.
In May 2016, Gulf Power entered into an 11-month floating rate bank loan bearing interest based on one-month LIBOR. This short-term loan was for $100 million aggregate principal amount and the proceeds were used to repay existing indebtedness and for working capital and other general corporate purposes.
Georgia Power's "Other Long-Term Debt Issuances" reflected in the table above include borrowings in June 2016 under the FFB Credit Facility in an aggregate principal amount of $300 million at a 2.571% interest rate through the final maturity date of February 20, 2044. The proceeds were used to reimburse Georgia Power for Eligible Project Costs relating to the construction of Plant Vogtle Units 3 and 4.
During the nine months ended September 30, 2016, Southern Power's subsidiaries incurred an additional $691 million of short-term borrowings pursuant to the Project Credit Facilities at a weighted average interest rate of 2.05%. Furthermore, in connection with the acquisition of a solar facility, a subsidiary of Southern Power assumed a $217 million construction loan, which was fully repaid prior to September 30, 2016. In addition, on October 14, 2016, Southern Power repaid at maturity $246 million of Project Credit Facility debt.
In June 2016, Southern Power issued €600 million aggregate principal amount of Series 2016A 1.00% Senior Notes due June 20, 2022 and €500 million aggregate principal amount of Series 2016B 1.85% Senior Notes due June 20, 2026. The proceeds are being allocated to renewable energy generation projects. Southern Power's obligations under its euro-denominated fixed-rate notes were effectively converted to fixed-rate U.S. dollars at issuance through cross-currency swaps, removing foreign currency exchange risk associated with the interest and principal payments. See

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Note (H) to the Condensed Financial Statements under "Foreign Currency Derivatives" herein for additional information.
In September 2016, Southern Power repaid $80 million of an outstanding $400 million floating rate bank loan and extended the maturity date of the remaining $320 million from September 2016 to September 2018. In addition, Southern Power entered into a $60 million aggregate principal amount floating rate bank loan bearing interest based on one-month LIBOR due September 2017. The proceeds were used to repay existing indebtedness and for other general corporate purposes.
In September 2016, Southern Company Gas Capital issued $350 million aggregate principal amount of 2.45% Senior Notes due October 1, 2023 and $550 million aggregate principal amount of 3.95% Senior Notes due October 1, 2046, both of which are guaranteed by Southern Company Gas. The proceeds were used to repay a $360 million promissory note issued to Southern Company for the purpose of funding a portion of the purchase price for Southern Company Gas' 50% equity interest in SNG, to fund Southern Company Gas' purchase of Piedmont Natural Gas Company, Inc.'s (Piedmont) interest in SouthStar, to make a voluntary pension contribution, to repay at maturity $120 million aggregate principal amount of Series A Floating Rate Senior Notes due October 27, 2016, and for general corporate purposes. See Note (I) to the Condensed Financial Statements under "Southern CompanyInvestment in Southern Natural Gas" and " Acquisition of Remaining Interest in SouthStar" herein for additional information regarding Southern Company Gas' investment in SNG and purchase of Piedmont's interest in SouthStar, respectively.
In addition to any financings that may be necessary to meet capital requirements and contractual obligations, Southern Company and its subsidiaries plan to continue, when economically feasible, a program to retire higher-cost securities and replace these obligations with lower-cost capital if market conditions permit.

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PART I
Item 3. Quantitative and Qualitative Disclosures About Market Risk.
Other than the changes resulting from the Merger discussed below, during the nine months ended September 30, 2016, there were no material changes to Southern Company's, Alabama Power's, Georgia Power's, Gulf Power's, Mississippi Power's, or Southern Power's disclosures about market risk. For an in-depth discussion of each registrant's market risks, see MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Market Price Risk" of each registrant in Item 7 of the Form 10-K and Note 1 to the financial statements of each registrant under "Financial Instruments," Note 11 to the financial statements of Southern Company, Alabama Power, and Georgia Power, Note 10 to the financial statements of Gulf Power and Mississippi Power, and Note 9 to the financial statements of Southern Power in Item 8 of the Form 10-K. Also, see Note (C) and Note (H) to the Condensed Financial Statements herein for information relating to derivative instruments.
As a result of closing the Merger, the Southern Company system's exposure to market risks includes Southern Company Gas. Southern Company Gas is exposed to market risks, primarily commodity price risk, interest rate risk, and weather risk. Due to various cost recovery mechanisms, the natural gas distribution utilities of Southern Company Gas that sell natural gas directly to their end-use customers have limited exposure to market volatility of natural gas prices. Certain natural gas distribution utilities of Southern Company Gas manage fuel-hedging programs implemented per the guidelines of their respective state regulatory agencies to hedge the impact of market fluctuations in natural gas prices for customers. For the weather risk associated with Nicor Gas, Southern Company Gas has a corporate weather hedging program that utilizes weather derivatives to reduce the risk of lower operating margins potentially resulting from significantly warmer-than-normal weather. In addition, certain non-regulated operations routinely utilize various types of derivative instruments to economically hedge certain commodity price and weather risks inherent in the natural gas industry. These instruments include a variety of exchange-traded and over-the-counter energy contracts, such as forward contracts, futures contracts, options contracts, and swap agreements. Some of these economic hedge activities may not qualify, or are not designated, for hedge accounting treatment. If there is a significant change in the underlying market prices or pricing assumptions Southern Company uses to price the derivative assets or liabilities, such changes may have a significant impact on Southern Company's financial position, results of operations, and cash flows.
Item 4. Controls and Procedures.
(a)Evaluation of disclosure controls and procedures.
As of the end of the period covered by this Quarterly Report on Form 10-Q, Southern Company, Alabama Power, Georgia Power, Gulf Power, Mississippi Power, and Southern Power conducted separate evaluations under the supervision and with the participation of each company's management, including the Chief Executive Officer and the Chief Financial Officer, of the effectiveness of the design and operation of the disclosure controls and procedures (as defined in Sections 13a-15(e) and 15d-15(e) of the Securities Exchange Act of 1934, as amended). Based upon these evaluations, the Chief Executive Officer and the Chief Financial Officer, in each case, concluded that the disclosure controls and procedures are effective.
(b)Changes in internal controls over financial reporting.
Other than the changes resulting from the Merger discussed below, there have been no changes in Southern Company's, Alabama Power's, Georgia Power's, Gulf Power's, Mississippi Power's, or Southern Power's internal control over financial reporting (as such term is defined in Rules 13a-15(f) and 15d-15(f) under the Securities Exchange Act of 1934, as amended) during the third quarter 2016 that have materially affected or are reasonably likely to materially affect Southern Company's, Alabama Power's, Georgia Power's, Gulf Power's, Mississippi Power's, or Southern Power's internal control over financial reporting.
Southern Company completed the Merger on July 1, 2016, with Southern Company Gas surviving the Merger as a wholly-owned, direct subsidiary of Southern Company. Southern Company is currently in the process of integrating Southern Company Gas' operations and conducting control reviews pursuant to Section 404 of the Sarbanes-Oxley

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Act of 2002. See Note (I) to the Condensed Financial Statements under "Southern CompanyMerger with Southern Company Gas" herein for additional information regarding the Merger.

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ALABAMA POWER COMPANY

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ALABAMA POWER COMPANY
CONDENSED STATEMENTS OF INCOME (UNAUDITED)
 For the Three Months Ended September 30, For the Nine Months Ended September 30,
 2016 2015 2016 2015
 (in millions) (in millions)
Operating Revenues:       
Retail revenues$1,629
 $1,558
 $4,139
 $4,151
Wholesale revenues, non-affiliates82
 65
 211
 188
Wholesale revenues, affiliates18
 20
 49
 55
Other revenues56
 52
 162
 157
Total operating revenues1,785
 1,695
 4,561
 4,551
Operating Expenses:       
Fuel410
 408
 973
 1,061
Purchased power, non-affiliates63
 56
 139
 142
Purchased power, affiliates41
 51
 129
 153
Other operations and maintenance348
 371
 1,097
 1,140
Depreciation and amortization177
 163
 524
 481
Taxes other than income taxes96
 91
 286
 275
Total operating expenses1,135
 1,140
 3,148
 3,252
Operating Income650
 555
 1,413
 1,299
Other Income and (Expense):       
Allowance for equity funds used during construction7
 14
 23
 43
Interest expense, net of amounts capitalized(77) (71) (224) (205)
Other income (expense), net(5) (7) (16) (24)
Total other income and (expense)(75) (64) (217) (186)
Earnings Before Income Taxes575
 491
 1,196
 1,113
Income taxes221
 192
 466
 427
Net Income354
 299
 730
 686
Dividends on Preferred and Preference Stock4
 4
 13
 21
Net Income After Dividends on Preferred and Preference Stock$350
 $295
 $717
 $665

CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED)
 For the Three Months Ended September 30, For the Nine Months Ended September 30,
 2016 2015 2016 2015
 (in millions) (in millions)
Net Income$354
 $299
 $730
 $686
Other comprehensive income (loss):       
Qualifying hedges:       
Changes in fair value, net of tax of $-, $(4), $(1), and $(4),
respectively

 (6) (2) (6)
Reclassification adjustment for amounts included in net income,
net of tax of $1, $-, $2, and $1, respectively
1
 
 3
 1
Total other comprehensive income (loss)1
 (6) 1
 (5)
Comprehensive Income$355
 $293
 $731
 $681
The accompanying notes as they relate to Alabama Power are an integral part of these condensed financial statements.

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ALABAMA POWER COMPANY
CONDENSED STATEMENTS OF CASH FLOWS (UNAUDITED)
 For the Nine Months Ended September 30,
 2016 2015
 (in millions)
Operating Activities:   
Net income$730
 $686
Adjustments to reconcile net income to net cash provided from operating activities —   
Depreciation and amortization, total634
 585
Deferred income taxes267
 85
Allowance for equity funds used during construction(23) (43)
Other, net(23) 23
Changes in certain current assets and liabilities —   
-Receivables(4) (160)
-Fossil fuel stock18
 69
-Other current assets(46) (10)
-Accounts payable(113) (106)
-Accrued taxes203
 371
-Retail fuel cost over recovery(104) 81
-Other current liabilities(4) (2)
Net cash provided from operating activities1,535
 1,579
Investing Activities:   
Property additions(947) (938)
Nuclear decommissioning trust fund purchases(275) (349)
Nuclear decommissioning trust fund sales275
 349
Cost of removal, net of salvage(70) (41)
Change in construction payables(37) (48)
Other investing activities(28) (22)
Net cash used for investing activities(1,082) (1,049)
Financing Activities:   
Proceeds —   
Senior notes400
 975
Capital contributions from parent company253
 13
Pollution control revenue bonds
 80
Other long-term debt45
 
Redemptions and repurchases —

 
Preferred and preference stock
 (412)
Pollution control revenue bonds
 (134)
Senior notes(200) (250)
Payment of common stock dividends(574) (428)
Other financing activities(15) (38)
Net cash used for financing activities(91) (194)
Net Change in Cash and Cash Equivalents362
 336
Cash and Cash Equivalents at Beginning of Period194
 273
Cash and Cash Equivalents at End of Period$556
 $609
Supplemental Cash Flow Information:   
Cash paid (received) during the period for —   
Interest (net of $8 and $15 capitalized for 2016 and 2015, respectively)$215
 $192
Income taxes, net(70) 47
Noncash transactions — Accrued property additions at end of period84
 88
The accompanying notes as they relate to Alabama Power are an integral part of these condensed financial statements.

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ALABAMA POWER COMPANY
CONDENSED BALANCE SHEETS (UNAUDITED)
Assets At September 30, 2016 At December 31, 2015
  (in millions)
Current Assets:    
Cash and cash equivalents $556
 $194
Receivables —    
Customer accounts receivable 440
 332
Unbilled revenues 155
 119
Under recovered regulatory clause revenues 52
 43
Income taxes receivable, current 
 142
Other accounts and notes receivable 43
 20
Affiliated 30
 50
Accumulated provision for uncollectible accounts (9) (10)
Fossil fuel stock 220
 239
Materials and supplies 420
 398
Vacation pay 66
 66
Prepaid expenses 56
 83
Other regulatory assets, current 73
 115
Other current assets 9
 10
Total current assets 2,111
 1,801
Property, Plant, and Equipment:    
In service 25,800
 24,750
Less accumulated provision for depreciation 9,018
 8,736
Plant in service, net of depreciation 16,782
 16,014
Nuclear fuel, at amortized cost 345
 363
Construction work in progress 473
 801
Total property, plant, and equipment 17,600
 17,178
Other Property and Investments:    
Equity investments in unconsolidated subsidiaries 67
 71
Nuclear decommissioning trusts, at fair value 781
 737
Miscellaneous property and investments 105
 96
Total other property and investments 953
 904
Deferred Charges and Other Assets:    
Deferred charges related to income taxes 518
 522
Deferred under recovered regulatory clause revenues 87
 99
Other regulatory assets, deferred 1,070
 1,114
Other deferred charges and assets 118
 103
Total deferred charges and other assets 1,793
 1,838
Total Assets $22,457
 $21,721
The accompanying notes as they relate to Alabama Power are an integral part of these condensed financial statements.


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ALABAMA POWER COMPANY
CONDENSED BALANCE SHEETS (UNAUDITED)
Liabilities and Stockholder's Equity At September 30, 2016 At December 31, 2015
  (in millions)
Current Liabilities:    
Securities due within one year $236
 $200
Accounts payable —    
Affiliated 309
 278
Other 233
 410
Customer deposits 88
 88
Accrued taxes —    
Accrued income taxes 73
 
Other accrued taxes 125
 38
Accrued interest 69
 73
Accrued vacation pay 55
 55
Accrued compensation 97
 119
Liabilities from risk management activities 10
 55
Other regulatory liabilities, current 1
 240
Other current liabilities 65
 39
Total current liabilities 1,361
 1,595
Long-term Debt 6,859
 6,654
Deferred Credits and Other Liabilities:    
Accumulated deferred income taxes 4,505
 4,241
Deferred credits related to income taxes 67
 70
Accumulated deferred investment tax credits 112
 118
Employee benefit obligations 366
 388
Asset retirement obligations 1,501
 1,448
Other cost of removal obligations 695
 722
Other regulatory liabilities, deferred 95
 136
Deferred over recovered regulatory clause revenues 157
 
Other deferred credits and liabilities 56
 76
Total deferred credits and other liabilities 7,554
 7,199
Total Liabilities 15,774
 15,448
Redeemable Preferred Stock 85
 85
Preference Stock 196
 196
Common Stockholder's Equity:    
Common stock, par value $40 per share —    
Authorized — 40,000,000 shares    
Outstanding — 30,537,500 shares 1,222
 1,222
Paid-in capital 2,607
 2,341
Retained earnings 2,604
 2,461
Accumulated other comprehensive loss (31) (32)
Total common stockholder's equity 6,402
 5,992
Total Liabilities and Stockholder's Equity $22,457
 $21,721
The accompanying notes as they relate to Alabama Power are an integral part of these condensed financial statements.

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ALABAMA POWER COMPANY
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS



THIRD QUARTER 2016 vs. THIRD QUARTER 2015
AND
YEAR-TO-DATE 2016 vs. YEAR-TO-DATE 2015


OVERVIEW
Alabama Power operates as a vertically integrated utility providing electricity to retail and wholesale customers within its traditional service territory located within the State of Alabama in addition to wholesale customers in the Southeast.
Many factors affect the opportunities, challenges, and risks of Alabama Power's business of selling electricity. These factors include the ability to maintain a constructive regulatory environment, to maintain and grow energy sales, and to effectively manage and secure timely recovery of costs. These costs include those related to projected long-term demand growth, increasingly stringent environmental standards, reliability, fuel, capital expenditures, and restoration following major storms. Alabama Power has various regulatory mechanisms that operate to address cost recovery. Effectively operating pursuant to these regulatory mechanisms and appropriately balancing required costs and capital expenditures with customer prices will continue to challenge Alabama Power for the foreseeable future.
Alabama Power continues to focus on several key performance indicators. These indicators include customer satisfaction, plant availability, system reliability, and net income after dividends on preferred and preference stock. For additional information on these indicators, see MANAGEMENT'S DISCUSSION AND ANALYSIS – OVERVIEW – "Key Performance Indicators" of Alabama Power in Item 7 of the Form 10-K.
RESULTS OF OPERATIONS
Net Income
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions)
(% change)
(change in millions)
(% change)
$55 18.6 $52 7.8
Alabama Power's net income after dividends on preferred and preference stock for the third quarter 2016 was $350 million compared to $295 million for the corresponding period in 2015. The increase in net income was related to an increase in revenue primarily due to warmer weather in the third quarter 2016 as compared to the corresponding period in 2015, an increase in retail revenues under Rate CNP Compliance, and a decrease in non-fuel operations and maintenance expenses. These increases to income were partially offset by a decrease in AFUDC and an increase in depreciation and amortization.
Alabama Power's net income after dividends on preferred and preference stock for year-to-date 2016 was $717 million compared to $665 million for the corresponding period in 2015. The increase was primarily related to an increase in retail revenues under Rate CNP Compliance and decreases in non-fuel operations and maintenance expenses and dividends on preferred and preference stock for year-to-date 2016 compared to the corresponding period in 2015. These increases to income were partially offset by a decrease in AFUDC and increases in interest expense and depreciation and amortization.

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ALABAMA POWER COMPANY
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS



Retail Revenues
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$71 4.6 $(12) (0.3)
In the third quarter 2016, retail revenues were $1.63 billion compared to $1.56 billion for the corresponding period in 2015. For year-to-date 2016, retail revenues were $4.14 billion compared to $4.15 billion for the corresponding period in 2015.
Details of the changes in retail revenues were as follows:
 Third Quarter 2016
Year-to-Date 2016
 (in millions)
(% change)
(in millions)
(% change)
Retail – prior year$1,558
   $4,151
  
Estimated change resulting from –       
Rates and pricing42
 2.7
 119
 2.9
Sales growth (decline)(14) (0.9) (15) (0.4)
Weather52
 3.4
 5
 0.1
Fuel and other cost recovery(9) (0.6) (121) (2.9)
Retail – current year$1,629
 4.6% $4,139
 (0.3)%
Revenues associated with changes in rates and pricing increased in the third quarter and year-to-date 2016 when compared to the corresponding periods in 2015 primarily due to increased revenues under Rate CNP Compliance associated with increases in the average net investments. See Note 3 to the financial statements of Alabama Power under "Retail Regulatory Matters" in Item 8 of the Form 10-K for additional information.
Revenues attributable to changes in sales declined in the third quarter and year-to-date 2016 when compared to the corresponding periods in 2015. Industrial KWH sales decreased 6.3% and 5.1% for the third quarter and year-to-date 2016, respectively, when compared to the corresponding periods in 2015 as a result of a decrease in demand resulting from changes in production levels primarily in the primary metals, chemicals, pipelines, paper, and stone, clay, and glass sectors. A strong dollar, low oil prices, and weak global economic conditions have constrained growth in the industrial sector. Weather-adjusted residential KWH sales decreased 2.4% for the third quarter 2016 due to lower customer usage primarily resulting from an increase in efficiency improvements in residential appliances and lighting, partially offset by customer growth, and remained relatively flat year-to-date 2016. Weather-adjusted commercial KWH sales remained relatively flat for the third quarter and year-to-date 2016.
Revenues resulting from changes in weather increased in the third quarter 2016 due to warmer weather experienced in Alabama Power's service territory compared to the corresponding period in 2015. For the third quarter 2016, the resulting increases were 6.2% and 2.3% for residential and commercial sales revenue, respectively.
Fuel and other cost recovery revenues decreased in the third quarter 2016 when compared to the corresponding period in 2015 primarily due to a decrease in the average cost of fuel. Fuel and other cost recovery revenues decreased year-to-date 2016 when compared to the corresponding period in 2015 primarily due to a decrease in KWH generation and a decrease in the average cost of fuel. Electric rates include provisions to recognize the full recovery of fuel costs, purchased power costs, PPAs certificated by the Alabama PSC, and costs associated with the natural disaster reserve. Under these provisions, fuel and other cost recovery revenues generally equal fuel and other cost recovery expenses and do not affect net income. See Note 3 to the financial statements of Alabama Power under "Retail Regulatory Matters" in Item 8 of the Form 10-K for additional information.

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ALABAMA POWER COMPANY
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS



Wholesale Revenues Non-Affiliates
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$17 26.2 $23 12.2
Wholesale revenues from sales to non-affiliates will vary depending on fuel prices, the market prices of wholesale energy compared to the cost of Alabama Power's and the Southern Company system's generation, demand for energy within the Southern Company system's electric service territory, and the availability of the Southern Company system's generation. Increases and decreases in energy revenues that are driven by fuel prices are accompanied by an increase or decrease in fuel costs and do not affect net income.
In the third quarter 2016, wholesale revenues from sales to non-affiliates were $82 million compared to $65 million for the corresponding period in 2015. The increase was primarily due to a 45.3% increase in KWH sales as the result of a new wholesale contract effective December 2015, partially offset by a 13.4% decrease in the price of energy as a result of lower gas prices. For year-to-date 2016, wholesale revenues from sales to non-affiliates were $211 million compared to $188 million for the corresponding period in 2015. The increase was primarily due to a 29.7% increase in KWH sales as a result of a new wholesale contract effective December 2015, partially offset by a 13.1% decrease in the price of energy as a result of lower gas prices.
Fuel and Purchased Power Expenses
  Third Quarter 2016
vs.
Third Quarter 2015
 Year-to-Date 2016
vs.
Year-to-Date 2015
  (change in millions)
(% change) (change in millions) (% change)
Fuel $2
 0.5 $(88) (8.3)
Purchased power – non-affiliates 7
 12.5 (3) (2.1)
Purchased power – affiliates (10) (19.6) (24) (15.7)
Total fuel and purchased power expenses $(1)   $(115)  
For year-to-date 2016, fuel and purchased power expenses were $1.24 billion compared to $1.36 billion for the corresponding period in 2015. The decrease was primarily due to a $56 million decrease related to the average cost of fuel, a $43 million decrease related to the average cost of purchased power, and a $35 million decrease related to the volume of KWHs generated. These decreases were partially offset by a $19 million increase in the volume of KWHs purchased.
Fuel and purchased power energy transactions do not have a significant impact on earnings since energy expenses are generally offset by energy revenues through Alabama Power's energy cost recovery clause. Alabama Power, along with the Alabama PSC, continuously monitors the under/over recovered balance to determine whether adjustments to billing rates are required. See Note 3 to the financial statements of Alabama Power under "Retail Regulatory Matters – Rate ECR" in Item 8 of the Form 10-K for additional information.

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ALABAMA POWER COMPANY
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS



Details of Alabama Power's generation and purchased power were as follows:
 Third Quarter 2016 Third Quarter 2015 Year-to-Date 2016
Year-to-Date 2015
Total generation (in billions of KWHs)
18 17 46 46
Total purchased power (in billions of KWHs)
2 2 6 5
Sources of generation (percent) —
       
Coal59 61 51 56
Nuclear22 23 24 23
Gas18 14 19 16
Hydro1 2 6 5
Cost of fuel, generated (in cents per net KWH) 
       
Coal2.73 2.79 2.80 2.85
Nuclear0.77 0.81 0.78 0.81
Gas2.85 3.11 2.62 3.08
Average cost of fuel, generated (in cents per net KWH)(a)
2.32 2.39 2.25 2.40
Average cost of purchased power (in cents per net KWH)(b)
5.70 6.90 4.81 5.56
(a)
KWHs generated by hydro are excluded from the average cost of fuel, generated.
(b)
Average cost of purchased power includes fuel, energy, and transmission purchased by Alabama Power for tolling agreements where power is generated by the provider.
Fuel
For year-to-date 2016, fuel expense was $0.97 billion compared to $1.06 billion for the corresponding period in 2015. The decrease was primarily due to a 14.9% decrease in the average cost of natural gas per KWH generated, which excludes fuel associated with tolling agreements, and a 10.4% decrease in the volume of KWHs generated by coal, partially offset by a 17.4% increase in the volume of KWHs generated by natural gas.
Purchased Power – Non-Affiliates
In the third quarter 2016, purchased power expense from non-affiliates was $63 million compared to $56 million for the corresponding period in 2015. The increase was primarily due to a 47.8% increase in the amount of energy purchased as a result of lower cost generation, partially offset by a 23.5% decrease in the average cost of purchased power per KHW due to a decrease in transmission capacity charges.
Energy purchases from non-affiliates will vary depending on the market prices of wholesale energy as compared to the cost of the Southern Company system's generation, demand for energy within the Southern Company system's electric service territory, and the availability of the Southern Company system's generation.
Purchased Power – Affiliates
In the third quarter 2016, purchased power expense from affiliates was $41 million compared to $51 million for the corresponding period in 2015. The decrease was primarily due to a 14.4% decrease in the average cost of purchased power per KWH as a result of lower capacity charges and a 4.4% decrease in the amount of energy purchased due to the availability of lower cost energy.
For year-to-date 2016, purchased power expense from affiliates was $129 million compared to $153 million for the corresponding period in 2015. The decrease was primarily related to a 17.3% decrease in the average cost of purchased power per KWH as a result of lower natural gas prices.

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ALABAMA POWER COMPANY
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS



Energy purchases from affiliates will vary depending on demand for energy and the availability and cost of generating resources at each company within the Southern Company system. These purchases are made in accordance with the IIC or other contractual agreements, as approved by the FERC.
Other Operations and Maintenance Expenses
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$(23) (6.2) $(43) (3.8)
In the third quarter 2016, other operations and maintenance expenses were $348 million compared to $371 million for the corresponding period in 2015. The decrease was primarily due to a net decrease of $8 million in employee compensation and benefits, including pension costs. In addition, scheduled other power generation outage costs and uncollectible customer account expenses decreased $8 million and $3 million, respectively.
For year-to-date 2016, other operations and maintenance expenses were $1.10 billion compared to $1.14 billion for the corresponding period in 2015. The decrease was primarily due to a net decrease of $22 million in employee compensation and benefits, including pension costs. In addition, scheduled steam and other power generation outage costs decreased $18 million.
See Note (F) to the Condensed Financial Statements herein for additional information related to pension costs.
Depreciation and Amortization
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$14 8.6 $43 8.9
In the third quarter 2016, depreciation and amortization was $177 million compared to $163 million for the corresponding period in 2015. For year-to-date 2016, depreciation and amortization was $524 million compared to $481 million for the corresponding period in 2015. These increases were primarily the result of an increase in depreciation of compliance related steam equipment. See Note 3 to the financial statements of Alabama Power under "Retail Regulatory Matters – Rate CNP" in Item 8 of the Form 10-K for additional information.
Taxes Other Than Income Taxes
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$5 5.5 $11 4.0
In the third quarter 2016, taxes other than income taxes were $96 million compared to $91 million for the corresponding period in 2015. For year-to-date 2016, taxes other than income taxes were $286 million compared to $275 million for the corresponding period in 2015. These increases were primarily due to increases in state and municipal utility license tax bases and increases in ad valorem taxes primarily due to an increase in assessed value of property.

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ALABAMA POWER COMPANY
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS



AllowanceConstruction Program
Construction continues on Plant Vogtle Units 3 and 4 (45.7% ownership interest by Georgia Power in the two units, each with approximately 1,100 MWs) and Mississippi Power's 582-MW Kemper IGCC. See RESULTS OF OPERATIONS – "Estimated Loss on Kemper IGCC," FUTURE EARNINGS POTENTIAL – "Construction Program," and Note (B) to the Condensed Financial Statements under "Retail Regulatory MattersGeorgia PowerNuclear Construction" and "Integrated Coal Gasification Combined Cycle" herein for Equity Funds Used During Constructionadditional information. For information about Southern Power's acquisitions and construction of renewable energy facilities, see Note (I) to the Condensed Financial Statements under "Southern Power" herein.

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SOUTHERN COMPANY AND SUBSIDIARY COMPANIES
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Key Performance Indicators
Southern Company continues to focus on several key performance indicators. These indicators include customer satisfaction, plant availability, system reliability, execution of major construction projects, and earnings per share. For additional information on these indicators, see MANAGEMENT'S DISCUSSION AND ANALYSIS – OVERVIEW – "Key Performance Indicators" of Southern Company in Item 7 of the Form 10-K.
RESULTS OF OPERATIONS
Net Income
First Quarter 2016 vs. First Quarter 2015
(change in millions) (% change)
$(10) (15.9)
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$171 17.8 $130 6.2
Consolidated net income attributable to Southern Company was $1.1 billion ($1.17 per share) for the third quarter 2016 compared to $959 million ($1.05 per share) for the third quarter 2015. The increase was primarily the result of an increase in retail electric revenues resulting from warmer weather and base rate increases, a decrease in income taxes primarily from income tax benefits at Southern Power, and lower charges related to revisions of the estimated costs expected to be incurred on Mississippi Power's construction of the Kemper IGCC, partially offset by increases in interest expense, depreciation and amortization, and non-fuel operations and maintenance expenses. See Note (B) to the Condensed Financial Statements under "Integrated Coal Gasification Combined Cycle" herein for additional information.
Consolidated net income attributable to Southern Company was $2.2 billion ($2.37 per share) for year-to-date 2016 compared to $2.1 billion ($2.30 per share) for the corresponding period in 2015. The increase was primarily the result of an increase in retail electric revenues resulting from base rate increases as well as the 2015 correction of a Georgia Power billing error and a decrease in income taxes primarily from income tax benefits at Southern Power, partially offset by increases in interest expense and depreciation and amortization.
Although several individual income statement line items reflect variances resulting from the Merger on July 1, 2016 and the acquisition of PowerSecure International, Inc. (PowerSecure) on May 9, 2016, consolidated net income for the third quarter and year-to-date 2016 was not significantly impacted by these transactions.
See Note (I) to the Condensed Financial Statements under "Southern Company" herein for additional information on the Merger and the acquisition of PowerSecure.
Retail Electric Revenues
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$107 2.3 $(26) (0.2)
In the third quarter 2016, retail electric revenues were $4.8 billioncompared to $4.7 billion for the corresponding period in 2015. For year-to-date 2016, retail electric revenues decreased slightly compared to the corresponding period in 2015.

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Details of the changes in retail electric revenues were as follows:
 Third Quarter 2016 Year-to-Date 2016
 (in millions) (% change) (in millions) (% change)
Retail electric – prior year$4,701
   $11,958
  
Estimated change resulting from –       
Rates and pricing84
 1.8
 379
 3.2
Sales growth (decline)(18) (0.4) (14) (0.1)
Weather169
 3.6
 82
 0.7
Fuel and other cost recovery(128) (2.7) (473) (4.0)
Retail electric – current year$4,808
 2.3 % $11,932
 (0.2)%
Revenues associated with changes in rates and pricing increased in the third quarter and year-to-date 2016 when compared to the corresponding periods in 2015 primarily due to increases in base tariffs at Georgia Power under the 2013 ARP and the NCCR tariff and increased revenues at Alabama Power under Rate CNP Compliance, all effective January 1, 2016. Also contributing to the increase in rates and pricing for year-to-date 2016 was the 2015 correction of a Georgia Power billing error to a small number of large commercial and industrial customers and the implementation of rates at Mississippi Power for certain Kemper IGCC in-service assets, effective September 2015.
See Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Alabama Power," "Retail Regulatory Matters Georgia Power Rate Plans" and " – Nuclear Construction," and "Integrated Coal Gasification Combined Cycle – Rate Recovery of Kemper IGCC Costs" in Item 8 of the Form 10-K and Note (B) to the Condensed Financial Statements herein for additional information.
Revenues attributable to changes in sales decreased in the third quarter 2016 when compared to the corresponding period in 2015. Industrial KWH sales decreased 3.3% in the third quarter 2016 primarily in the primary metals, paper, chemicals, pipelines, and stone, clay, and glass sectors. A strong dollar, low oil prices, and weak global economic conditions have constrained growth in the industrial sector. Weather-adjusted commercial KWH sales decreased 0.7% in the third quarter 2016 primarily due to decreased customer usage resulting from an increase in energy saving initiatives, partially offset by customer growth. Weather-adjusted residential KWH sales decreased 0.4% in the third quarter 2016 primarily due to decreased customer usage primarily resulting from an increase in multi-family housing and efficiency improvements in residential appliances and lighting, partially offset by customer growth.
Revenues attributable to changes in sales decreased for year-to-date 2016 when compared to the corresponding period in 2015. Industrial KWH sales decreased 2.1% for year-to-date 2016 primarily in the primary metals, chemicals, pipelines, and stone, clay, and glass sectors. A strong dollar, low oil prices, and weak global economic conditions have constrained growth in the industrial sector. Weather-adjusted commercial KWH sales decreased 0.6% for year-to-date 2016 primarily due to decreased customer usage resulting from an increase in energy saving initiatives, partially offset by customer growth. Weather-adjusted residential KWH sales increased 0.2% for year-to-date 2016 due to customer growth, partially offset by decreased customer usage primarily resulting from an increase in multi-family housing and efficiency improvements in residential appliances and lighting.
In the first quarter 2015, Mississippi Power updated the methodology to estimate the unbilled revenue allocation among customer classes. This change did not have a significant impact on net income. The KWH sales variances discussed above reflect an adjustment to the estimated allocation of Mississippi Power's unbilled first quarter 2015 KWH sales among customer classes that is consistent with the actual allocation in 2016. Without this adjustment, year-to-date 2016 AFUDC equity was $53weather-adjusted residential sales increased 0.3%, weather-adjusted commercial sales decreased 0.5%, and industrial KWH sales decreased 2.0% as compared to the corresponding period in 2015.
Fuel and other cost recovery revenues decreased $128 million and $473 million in the third quarter and year-to-date 2016, respectively, when compared to the corresponding periods in 2015 primarily due to a decrease in fuel prices. Electric rates for the traditional electric operating companies include provisions to adjust billings for fluctuations in

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fuel costs, including the energy component of purchased power costs. Under these provisions, fuel revenues generally equal fuel expenses, including the energy component of PPA costs, and do not affect net income. The traditional electric operating companies each have one or more regulatory mechanisms to recover other costs such as environmental and other compliance costs, storm damage, new plants, and PPA capacity costs.
Wholesale Electric Revenues
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$93 17.9 $20 1.4
Wholesale electric revenues consist of PPAs primarily with investor-owned utilities and electric cooperatives and short-term opportunity sales. Wholesale electric revenues from PPAs (other than solar and wind PPAs) have both capacity and energy components. Capacity revenues reflect the recovery of fixed costs and a return on investment. Energy revenues will vary depending on fuel prices, the market prices of wholesale energy compared to the Southern Company system's generation, demand for energy within the Southern Company system's electric service territory, and the availability of the Southern Company system's generation. Increases and decreases in energy revenues that are driven by fuel prices are accompanied by an increase or decrease in fuel costs and do not have a significant impact on net income. Solar and wind PPAs do not have a capacity charge and customers purchase the energy output of a dedicated renewable facility through an energy charge. Wholesale electric revenues at Mississippi Power include FERC-regulated municipal and rural association sales as well as market-based sales. Short-term opportunity sales are made at market-based rates that generally provide a margin above the Southern Company system's variable cost to produce the energy.
In the third quarter 2016, wholesale electric revenues were $613 million compared to $520 million for the corresponding period in 2015. This increase was primarily related to a $121 million increase in energy revenues, partially offset by a $28 million decrease in capacity revenues. For year-to-date 2016, wholesale electric revenues were $1.46 billion compared to $1.44 billion for the corresponding period in 2015. This increase was primarily related to a $112 million increase in energy revenues, partially offset by a $92 million decrease in capacity revenues. The increases in energy revenues were primarily due to an increase in short-term sales and renewable energy sales at Southern Power, partially offset by lower fuel prices. The decreases in capacity revenues were primarily due to the elimination in consolidation of a Southern Power PPA that was remarketed from a third party to Georgia Power in January 2016, the expiration of Plant Scherer Unit 3 power sales agreements at Gulf Power, and the expiration of wholesale contracts at Georgia Power, partially offset by an increase due to a new wholesale contract at Alabama Power. Additionally, the year-to-date 2016 decrease in capacity revenues was due to unit retirements at Georgia Power.
See FUTURE EARNINGS POTENTIAL – "Regulatory MattersGulf Power" herein for additional information regarding the expiration of long-term sales agreements at Gulf Power for Plant Scherer Unit 3, which will impact future wholesale earnings, and Gulf Power's request to rededicate its ownership interest in Scherer Unit 3 to the retail jurisdiction.
Other Electric Revenues
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$12 7.1 $35 7.1
For year-to-date 2016, other electric revenues were $529 million compared to $494 million for the corresponding period in 2015. The increase was primarily due to increases in customer temporary facilities services revenues, outdoor lighting revenues, and solar application fee revenues at Georgia Power.

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Natural Gas Revenues
Natural gas revenues represent sales from the seven natural gas distribution utilities and certain non-regulated operations of Southern Company Gas. Following the Merger, $518 million of natural gas revenues are included in the consolidated statements of income for the third quarter and year-to-date 2016.
See Note (I) to the Condensed Financial Statements under "Southern CompanyMerger with Southern Company Gas" herein for additional information.
Other Revenues
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$133 N/M $247 N/M
N/M - Not meaningful
In the third quarter 2016, other revenues were $144 million compared to $11 million for the corresponding period in 2015. For year-to-date 2016, other revenues were $281 million compared to $34 million for the corresponding period in 2015. These increases were primarily due to $91 million and $150 million for the third quarter and year-to-date 2016, respectively, of revenues from products and services at PowerSecure, which was acquired on May 9, 2016, and $25 million of revenues from gas marketing products and services at Southern Company Gas following the Merger. Additionally, for the third quarter and year-to-date 2016, revenues from certain non-regulated sales of products and services by the traditional electric operating companies of $17 million and $63 million, respectively, were reclassified as other revenues for consistency of presentation on a consolidated basis. In prior periods, these revenues were included in other income (expense), net.
See Note (I) to the Condensed Financial Statements under "Southern Company" herein for additional information on the Merger and the acquisition of PowerSecure.
Fuel and Purchased Power Expenses
 Third Quarter 2016
vs.
Third Quarter 2015
 Year-to-Date 2016
vs.
Year-to-Date 2015
 (change in millions) (% change) (change in millions) (% change)
Fuel$(120) (7.9) $(598) (15.2)
Purchased power34
 17.6 74
 14.6
Total fuel and purchased power expenses$(86)   $(524)  
In the third quarter 2016, total fuel and purchased power expenses were $1.6 billion compared to $1.7 billion for the corresponding period in 2015. The decrease was primarily the result of a $209 million decrease in the average cost of fuel and purchased power primarily due to lower coal prices, partially offset by a $123 million increase in the volume of KWHs generated and purchased.
For year-to-date 2016, total fuel and purchased power expenses were $3.9 billion compared to $4.4 billion for the corresponding period in 2015. The decrease was primarily the result of a $573 million decrease in the average cost of fuel and purchased power primarily due to lower coal and natural gas prices, partially offset by a $49 million net increase in the volume of KWHs generated and purchased.
Fuel and purchased power energy transactions at the traditional electric operating companies are generally offset by fuel revenues and do not have a significant impact on net income. See FUTURE EARNINGS POTENTIAL – "Regulatory MattersFuel Cost Recovery" herein for additional information. Fuel expenses incurred under Southern Power's PPAs are generally the responsibility of the counterparties and do not significantly impact net income.

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Details of the Southern Company system's generation and purchased power were as follows:
 Third Quarter 2016 Third Quarter
2015
 Year-to-Date 2016 Year-to-Date 2015
Total generation (in billions of KWHs)
56 53 145 146
Total purchased power (in billions of KWHs)
5 4 13 10
Sources of generation (percent) —
       
Coal38 40 33 37
Nuclear15 15 16 16
Gas44 43 46 44
Hydro1 1 3 2
Other Renewables2 1 2 1
Cost of fuel, generated (in cents per net KWH) 
       
Coal2.97 3.86 3.10 3.65
Nuclear0.81 0.84 0.82 0.78
Gas2.74 2.71 2.40 2.72
Average cost of fuel, generated (in cents per net KWH)
2.54 2.90 2.38 2.78
Average cost of purchased power (in cents per net KWH)(*)
5.57 5.95 5.31 6.13
(*)Average cost of purchased power includes fuel purchased by the Southern Company system for tolling agreements where power is generated by the provider.
Fuel
In the third quarter 2016, fuel expense was $1.4 billion compared to $1.5 billion for the corresponding period in 2015. The decrease was primarily due to environmentala 23.1% decrease in the average cost of coal per KWH generated, partially offset by an 8.7% increase in the volume of KWHs generated by natural gas.
For year-to-date 2016, fuel expense was $3.3 billion compared to $3.9 billion for the corresponding period in 2015. The decrease was primarily due to a 15.1% decrease in the average cost of coal per KWH generated, an 11.9% decrease in the volume of KWHs generated by coal, and generation projects placedan 11.8% decrease in service at Alabamathe average cost of natural gas per KWH generated, partially offset by a 6.1% increase in the volume of KWHs generated by natural gas.
Purchased Power and Gulf Power.
Interest Expense, Net of Amounts Capitalized
First Quarter 2016 vs. First Quarter 2015
(change in millions) (% change)
$33 15.5
In the firstthird quarter 2016, interestpurchased power expense net of amounts capitalized was $246$227 million compared to $213$193 million infor the corresponding period in 2015. The increase was primarily due to ana 24.1% increase in outstanding long-term debt,the volume of KWHs purchased, partially offset by a 6.4% decrease in the average cost per KWH purchased, primarily as a result of lower fuel prices.
For year-to-date 2016, purchased power expense was $581 million compared to $507 million for the corresponding period in 2015. The increase was primarily due to a 29.4% increase in the volume of KWHs purchased, partially offset by a 13.4% decrease in the average cost per KWH purchased, primarily as a result of lower fuel prices.
Energy purchases will vary depending on demand for energy within the Southern Company system's electric service territory, the market prices of wholesale energy as compared to the cost of the Southern Company system's generation, and the availability of the Southern Company system's generation.

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Cost of Natural Gas
Cost of natural gas represents the cost of natural gas sold by the seven natural gas distribution utilities and certain non-regulated operations of Southern Company Gas. Following the Merger, $133 million of natural gas costs is included in the consolidated statements of income for the third quarter and year-to-date 2016.
See Note (I) to the Condensed Financial Statements under "Southern CompanyMerger with Southern Company Gas" herein for additional information.
Cost of Other Sales
In the third quarter and year-to-date 2016, cost of other sales were $84 million and $161 million, respectively. These costs were primarily related to sales of products and services by PowerSecure, which was acquired on May 9, 2016, of $69 million and $111 million for the third quarter and year-to-date 2016, respectively. Additionally, for the third quarter and year-to-date 2016, costs of $11 million and $43 million, respectively, related to certain non-regulated sales of products and services by the traditional electric operating companies were reclassified as cost of other sales for consistency of presentation on a consolidated basis. In prior periods, these costs were included in other income (expense), net.
See "Other Revenues" herein and Note (I) to the Condensed Financial Statements under "Southern CompanyAcquisition of PowerSecure International, Inc." herein for additional information.
Other Operations and Maintenance Expenses
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$314 28.6 $296 8.9
In the third quarter 2016, other operations and maintenance expenses were $1.4 billion compared to $1.1 billion for the corresponding period in 2015. The increase was primarily related to $251 million in operations and maintenance expenses at Southern Company Gas following the Merger, a $26 million charge in connection with an employee attrition plan at Georgia Power, a $19 million increase in transmission and distribution expenses primarily related to overhead line maintenance at Georgia Power, $18 million in operations and maintenance expenses at PowerSecure, and a $9 million increase at Southern Power associated with new solar and wind facilities placed in service in 2015 and 2016, partially offset by an $11 million net decrease in employee compensation and benefits, including pension costs.
For year-to-date 2016, other operations and maintenance expenses were $3.6 billion compared to $3.3 billion for the corresponding period in 2015. The increase was primarily due to $251 million in operations and maintenance expenses at Southern Company Gas following the Merger, $28 million in operations and maintenance expenses at PowerSecure since the acquisition closed on May 9, 2016, a $28 million increase in transaction fees related to the Merger and the acquisition of PowerSecure, a $27 million increase in transmission and distribution expenses primarily related to overhead line maintenance and integrated transmission system billings at Georgia Power, a $26 million charge in connection with an employee attrition plan at Georgia Power, and a $22 million increase at Southern Power associated with new solar and wind facilities placed in service in 2015 and 2016. The increase was partially offset by a $53 million decrease in scheduled outage and maintenance costs at generation facilities and a $48 million net decrease in employee compensation and benefits, including pension costs.
See Note (F) to the Condensed Financial Statements herein for additional information related to pension costs and Note (I) to the Condensed Financial Statements under "Southern Company" herein for additional information related to the Merger and the acquisition of PowerSecure.

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Depreciation and Amortization
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$167 31.6 $290 19.1
In the third quarter 2016, depreciation and amortization was $695 million compared to $528 million for the corresponding period in 2015. For year-to-date 2016, depreciation and amortization was $1.8 billion compared to $1.5 billion for the corresponding period in 2015. Following the Merger, $116 million in depreciation and amortization for Southern Company Gas is included in the consolidated financial statements for the third quarter and year-to-date 2016. Additionally, the increases were due to additional plant in service at the traditional electric operating companies and Southern Power.
See Note (I) to the Condensed Financial Statements under "Southern CompanyMerger with Southern Company Gas" herein for additional information.
Taxes Other Than Income Taxes
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$45 17.0 $60 7.9
In the third quarter 2016, taxes other than income taxes were $309 million compared to $264 million for the corresponding period in 2015. For year-to-date 2016, taxes other than income taxes were $821 million compared to $761 million for the corresponding period in 2015. Following the Merger, $29 million in taxes other than income taxes associated with Southern Company Gas is included in the consolidated financial statements for the third quarter and year-to-date 2016. Additionally, property taxes at the traditional electric operating companies increased for the third quarter and year-to-date 2016 primarily due to an increase in the assessed value of property.
See Note (I) to the Condensed Financial Statements under "Southern CompanyMerger with Southern Company Gas" herein for additional information.
Estimated Loss on Kemper IGCC
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$(62) (41.3) $40 22.0
In the third quarter 2016 and 2015, estimated probable losses on the Kemper IGCC of $88 million and $150 million, respectively, were recorded at Southern Company. For year-to-date 2016 and 2015, estimated probable losses on the Kemper IGCC of $222 million and $182 million, respectively, were recorded at Southern Company. These losses reflect revisions of estimated costs expected to be incurred on Mississippi Power's construction of the Kemper IGCC in excess of the $2.88 billion cost cap established by the Mississippi PSC, net of $245 million of grants awarded to the project by the DOE under the Clean Coal Power Initiative Round 2 (Initial DOE Grants) and excluding the cost of the lignite mine and equipment, the cost of the CO2 pipeline facilities, AFUDC, and certain general exceptions, including change of law, force majeure, and beneficial capital (which exists when Mississippi Power demonstrates that the purpose and effect of the construction cost increase is to produce efficiencies that will result in a neutral or favorable effect on customers relative to the original proposal for the CPCN) (Cost Cap Exceptions). See FUTURE EARNINGS POTENTIAL – "Construction ProgramIntegrated Coal Gasification Combined Cycle" and Note (B) to the Condensed Financial Statements under "Integrated Coal Gasification Combined Cycle" herein for additional information.

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Interest Expense, Net of Amounts Capitalized
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$156 71.6 $301 49.2
In the third quarter 2016, interest on deposits resulting fromexpense, net of amounts capitalized was $374 million compared to $218 million in the corresponding period in 2015. For year-to-date 2016, interest expense, net of amounts capitalized was $913 million compared to $612 million in the corresponding period in 2015. These increases were primarily due to an increase in average outstanding long-term debt primarily related to the financing of the Merger. In addition, following the Merger, $39 million in interest expense of Southern Company Gas is included in the consolidated financial statements for the third quarter and year-to-date 2016. Also contributing to the year-to-date 2016 increase was the May 2015 termination of an asset purchase agreement between Mississippi Power and SMEPA in May 2015.and the resulting reversal of accrued interest on related deposits.
See Note (E) to the Condensed Financial Statements herein for additional information.
Other Income (Expense), Net
First Quarter 2016 vs. First Quarter 2015
(change in millions)(% change)
$(13)N/M
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$42 N/M $3 7.3
N/M - Not meaningful
In the firstthird quarter 2016, other income (expense), net was $(21)$21 million compared to $(8)$(21) million for the corresponding period in 2015. For year-to-date 2016, other income (expense), net was $(38) million compared to $(41) million for the corresponding period in 2015. Following the Merger, $38 million in other income of Southern Company Gas is included in the consolidated financial statements for the third quarter and year-to-date 2016, primarily related to $27 million of earnings from the equity method investment in Southern Natural Gas Company, L.L.C. (SNG) in September 2016. Additionally, in the third quarter 2016, revenues and costs associated with certain non-regulated sales of products and services by the traditional electric operating companies were reclassified to other revenues and cost of other sales for consistency of presentation on a consolidated basis following the PowerSecure acquisition. For the third quarter and year-to-date 2016, net amounts reclassified were $6 million and $20 million, respectively. The changeyear-to-date 2016 increase was primarily due to Bridge Agreement-related expensespartially offset by fees associated with the proposedBridge Agreement for the Merger.
See "Other Revenues" and "Cost of Other Sales" herein and Note (I) to the Condensed Financial Statements under "Southern"Southern Company – Proposed Merger with AGL Resources"" herein for additional information. Also see Note 12 to the financial statements of Southern Company under "Southern Company – Merger Financing" in Item 8 of the Form 10-K for additional information.
Income Taxes
First Quarter 2016 vs. First Quarter 2015
Third Quarter 2016 vs. Third Quarter 2015Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (% change) (change in millions) (% change)
$(52) (19.0) (10.4) $(134) (12.5)
In the firstthird quarter 2016, income taxes were $222$448 million compared to $274$500 million for the corresponding period in 2015. The decrease was primarily due to increased federal income tax benefits from ITCs and PTCs at Southern Power, and an increasepartially offset by a reduction in tax benefits related to the estimated probable losses on Mississippi Power's construction of the Kemper IGCC.IGCC and an increase in pre-tax earnings.
For year-to-date 2016, income taxes were $942 million compared to $1.1 billion for the corresponding period in 2015. The decrease was primarily due to increased federal income tax benefits from ITCs and PTCs at Southern

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Power, partially offset by an increase in pre-tax earnings and an increase related to state income tax benefits realized in 2015.
See Note (G) to the Condensed Financial Statements herein for additional information.
FUTURE EARNINGS POTENTIAL
The results of operations discussed above are not necessarily indicative of Southern Company's future earnings potential. The level of Southern Company's future earnings depends on numerous factors that affect the opportunities, challenges, and risks of the Southern Company system's primary business of selling electricity.electricity and, as a result of closing the Merger, the distribution of natural gas. These

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factors include the traditional electric operating companies' and Southern Company Gas' ability to maintain a constructive regulatory environment that allows for the timely recovery of prudently-incurred costs during a time of increasing costs and the completion and subsequent operation of the Kemper IGCC and Plant Vogtle Units 3 and 4 as well as other ongoing construction projects. Other major factors include the profitability of Southern Power's competitive wholesale business and successful additional investments in renewable and other energy projects. Future earnings for the electricity businessand natural gas businesses in the near term will depend, in part, upon maintaining and growing sales and customers which are subject to a number of factors. These factors include weather, competition, new energy contracts with other utilities and other wholesale customers, energy conservation practiced by customers, the use of alternative energy sources by customers, the priceprices of electricity and natural gas, the price elasticity of demand, and the rate of economic growth or decline in the service territory. In addition, the level of future earnings for the wholesale electric business also depends on numerous factors including regulatory matters, creditworthiness of customers, total generating capacity available and related costs, future acquisitions and construction of generating facilities, the impact of tax credits from renewable energy projects, and the successful remarketing of capacity as current contracts expire. Demand for electricity and natural gas is primarily driven by economic growth. The pace of economic growth and electricity and natural gasdemand may be affected by changes in regional and global economic conditions, which may impact future earnings.
Volatility of natural gas prices has a significant impact on Southern Company Gas' customer rates, long-term competitive position against other energy sources, and the ability of Southern Company Gas' gas marketing services and wholesale gas services businesses to capture value from locational and seasonal spreads. Additionally, changes in commodity prices subject a significant portion of Southern Company Gas' operations to earnings variability.
As part of its ongoing effort to adapt to changing market conditions, Southern Company continues to evaluate and consider a wide array of potential business strategies. These strategies may include business combinations, partnerships, and acquisitions involving other utility or non-utility businesses or properties, disposition of certain assets, internal restructuring, or some combination thereof. Furthermore, Southern Company may engage in new business ventures that arise from competitive and regulatory changes in the utility industry. Pursuit of any of the above strategies, or any combination thereof, may significantly affect the business operations, risks, and financial condition of Southern Company.
On July 10, 2016, Southern Company and Kinder Morgan, Inc. (Kinder Morgan) entered into a definitive agreement for Southern Company to acquire a 50% equity interest in SNG, which is the owner of a 7,000-mile pipeline system connecting natural gas supply basins in Texas, Louisiana, Mississippi, and Alabama to markets in Louisiana, Mississippi, Alabama, Florida, Georgia, South Carolina, and Tennessee. In addition, the proposed Merger will resultagreement committed Southern Company and Kinder Morgan to cooperatively pursue specific growth opportunities to develop natural gas infrastructure through SNG. On August 31, 2016, Southern Company assigned its rights and obligations under the definitive agreement to a wholly-owned, indirect subsidiary of Southern Company Gas. On September 1, 2016, Southern Company Gas completed the acquisition for a purchase price of approximately $1.4 billion. The investment in a combined company thatSNG is subject to various risks that do not currently impact Southern Company.accounted for using the equity method.
For additional information relating to these issues, see RISK FACTORS in Item 1A and MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL of Southern Company in Item 7 of the Form 10-K.10-K and RISK FACTORS in Item 1A herein.

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Environmental Matters
Compliance costs related to federal and state environmental statutes and regulations could affect earnings if such costs cannot continue to be fully recovered in rates on a timely basis or through market-based contracts. Environmental compliance spending over the next several years may differ materially from the amounts estimated. The timing, specific requirements, and estimated costs could change as environmental statutes and regulations are adopted or modified, as compliance plans are revised or updated, and as legal challenges to rules are completed. Further, higher costs that are recovered through regulated rates could contribute to reduced demand for electricity, which could negatively affect results of operations, cash flows, and financial condition. See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters" of Southern Company in Item 7 and Note 3 to the financial statements of Southern Company under "Environmental Matters" in Item 8 of the Form 10-K for additional information.
Environmental Statutes and Regulations
Air Quality
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters Environmental Statutes and Regulations Air Quality" of Southern Company in Item 7 of the Form 10-K for additional information regarding the EPA's final MATS rule, and regional haze regulations.regulations, fine particulate matter National Ambient Air Quality Standards (NAAQS), and the Cross State Air Pollution Rule (CSAPR).
On April 25, 2016, in response to a June 2015 U.S. Supreme Court opinion, the EPA published its supplemental finding regarding consideration of costs in support of the MATS rule. This finding does not impact MATS rule compliance requirements, costs, or deadlines, and all units within the Southern Company system that are subject to

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the MATS rule have completed the measures necessary to achieve compliance with the MATS rule by the applicable deadlines.
Also on April 25, 2016, the EPA issued proposed revisions to the regional haze regulations. The ultimate impact of the proposed revisions will depend on their ultimate adoption, implementation, and any legal challenges and cannot be determined at this time.
On September 6, 2016, the EPA designated all remaining areas within Georgia Power's and Gulf Power's service territories as attainment for the 2012 annual fine particulate matter NAAQS. Following the EPA's decision, all areas within the traditional electric operating companies' service territory have now been designated as attainment for the 2012 fine particulate matter NAAQS.
On October 26, 2016, the EPA published a final rule that updates the CSAPR ozone season nitrogen oxide program, including revising ozone-season emissions budgets in Alabama, Mississippi, and Texas and removing Florida and North Carolina from the program. The ultimate impact of this rule will depend on the outcome of any legal challenges and implementation at the state level and cannot be determined at this time.
Coal Combustion Residuals
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters Environmental Statutes and Regulations Coal Combustion Residuals" of Southern Company in Item 7 of the Form 10-K for additional information regarding the EPA's regulation of CCR.
Retail On June 13, 2016, Georgia Power announced that all of its 29 ash ponds will cease operations and stop receiving coal ash in the next three years, and all ponds will eventually be closed either by removal, consolidation, and/or recycling for the beneficial use of coal ash or through closure in place using advanced engineering methods. On October 26, 2016, the Georgia Department of Natural Resources approved amendments to its state solid waste regulations to incorporate the requirements of the EPA's Disposal of Coal Combustion Residuals from Electric Utilities Rule (CCR Rule) and establish additional requirements for all of Georgia Power's onsite storage units consisting of landfills and surface impoundments. The final State of Georgia regulations are not anticipated to have a material impact on the Southern Company system's compliance obligations under the CCR Rule. See Note (A) to

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the Condensed Financial Statements herein for information regarding Southern Company's asset retirement obligations (ARO) as of September 30, 2016.
Environmental Remediation
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters Environmental Statutes and Regulations EnvironmentalRemediation" of Southern Company in Item 7 of the Form 10-K for additional information.
As a result of closing the Merger, Southern Company's Consolidated Balance Sheet at September 30, 2016 includes the environmental remediation liabilities of Southern Company Gas. See Note (B) to the Condensed Financial Statements under "Environmental Remediation" herein for additional information. See Note (I) to the Condensed Financial Statements under "Southern CompanyMerger with Southern Company Gas" herein for additional information regarding the Merger.
Regulatory Matters
Retail Fuel Cost Recovery
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Retail Regulatory Matters Retail Fuel Cost Recovery" of Southern Company in Item 7 and Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Alabama Power – Rate ECR" and "Retail Regulatory Matters – Georgia Power – Fuel Cost Recovery" in Item 8 of the Form 10-K for additional information regarding retail fuel cost recovery.
The traditional electric operating companies each have established fuel cost recovery rates approved by their respective state PSCs. Fuel cost recovery revenues are adjusted for differences in actual recoverable fuel costs and amounts billed in current regulated rates. Accordingly, changes in the billing factor will not have a significant effect on Southern Company's revenues or net income, but will affect cash flow. The traditional electric operating companies continuously monitor their under or over recovered fuel cost balances and make appropriate filings with their state PSCs to adjust fuel cost recovery rates as necessary.
On April 14,May 17, 2016, Georgia Power filed a request with the Georgia PSC approved Georgia Power's request to decrease fuel rates by 15% effective June 1, 2016, which is expected towill reduce annual billings by approximately $313 million. Georgia Power is currently scheduled to file its next fuel case by February 28, 2017. The ultimate outcome of this matter cannot be determined at this time.
Renewables
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Retail Regulatory Matters Renewables" of Southern Company in Item 7 of the Form 10-K for additional information regarding the Southern Company system's renewables activity.
In accordance with the Alabama PSC order approving up to 500 MWs of renewable projects, Alabama Power has entered into agreements to purchase power from or to build renewable generation sources, including a 72-MW solar PPA approved by the Alabama PSC in June 2016. Alabama Power is marketing the associated renewable energy credits (REC) generated by this solar PPA to customers interested in supporting renewable energy development. The terms of the renewable agreements permit Alabama Power to use the energy and retire the associated RECs in service of its customers or to sell RECs, separately or bundled with energy.
As part of the Georgia Power Advanced Solar Initiative (ASI), four PPAs totaling 149 MWs of Georgia Power's solar contracted capacity from Southern Power began in the first quarter 2016. During the second quarter 2016, Georgia Power executed PPAs to purchase an additional 41 MWs of solar capacity under the ASI. Ownership of any associated RECs is specified in each respective PPA. The party that owns the RECs retains the right to use them.
In November 2015, the Mississippi PSC issued orders approving threeOn October 4, 2016, two 30-MW solar generating facilities for a combined total of approximately 105 MWs. Mississippi Power will purchase all of the energy producedat Fort Gordon and Fort Stewart Army bases began commercial operation. These solar generating facilities were approved by the solar facilities for the 25-year term under eachGeorgia PSC in 2014.

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The Florida PSC issued a final approval order on Gulf Power's Community Solar Pilot Program on April 15, 2016. The program will offer all Gulf Power customers an opportunity to voluntarily contribute to the construction and operation of a solar photovoltaic facility with electric generating capacity of up to 1 MW through annual subscriptions. The energy generated from the solar facility is expected to provide power to all of Gulf Power's customers.
On October 11, 2016, the Florida PSC preliminarily approved Gulf Power's energy purchase agreement for up to 94 MWs of wind generation in central Oklahoma. Purchases under this agreement will be for energy only and will be recovered through Gulf Power's fuel cost recovery clause.
In November 2015, the Mississippi PSC issued orders approving three solar facilities for a combined total of approximately 105 MWs. Mississippi Power will purchase all of the energy produced by the solar facilities for the 25-year term under each of the three PPAs. The projects are expected to be in service by the second quarter 2017 and the resulting energy purchases are expected to be recovered through Mississippi Power's fuel cost recovery mechanism. Mississippi Power may retire the RECs generated on behalf of its customers or sell the RECs, separately or bundled with energy, to third parties.
Alabama Power
Alabama Power's revenues from regulated retail operations are collected through various rate mechanisms subject to the oversight of the Alabama PSC. Alabama Power currently recovers its costs from the regulated retail business primarily through its Rate RSE, Rate CNP Compliance, rate energy cost recovery, and rate natural disaster reserve rate.reserve. In addition, the Alabama PSC issues accounting orders to address current events impacting Alabama Power. See Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Alabama Power" in

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Item 8 of the Form 10-K for additional information regarding Alabama Power's rate mechanisms and accounting orders. The recovery balance of each regulatory clause for Alabama Power is reported in Note (B) to the Condensed Financial Statements herein.
Environmental Accounting Order
In April 2016, as part of its environmental compliance strategy, Alabama Power ceased using coal at Plant Greene County Units 1 and 2 (300 MWs representing Alabama Power's ownership interest) and began operating Units 1 and 2 solely on natural gas in June 2016 and July 2016, respectively.
Georgia Power
Georgia Power's revenues from regulated retail operations are collected through various rate mechanisms subject to the oversight of the Georgia PSC. Georgia Power currently recovers its costs from the regulated retail business through the 2013 ARP, which includes traditional base tariff rates, Demand-Side Management tariffs, Environmental Compliance Cost Recovery tariffs, and Municipal Franchise Fee tariffs. In addition, financing costs related to the construction of Plant Vogtle Units 3 and 4 are being collected through the NCCR tariff and fuel costs are collected through separate fuel cost recovery tariffs. See Note (B) to the Condensed Financial Statements under "Retail"Retail Regulatory MattersGeorgia PowerFuel Cost Recovery"Nuclear Construction" herein and Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Georgia Power – Nuclear Construction" in Item 8 of the Form 10-K for additional information regarding Georgia Power's NCCR tariff. Also see Note (B) to the Condensed Financial Statements under "Retail Regulatory MattersGeorgia PowerFuel Cost Recovery" herein for additional information regarding Georgia Power's fuel cost recovery and the NCCR tariff, respectively.recovery.
Pursuant to the terms and conditions of a settlement agreement related to Southern Company's proposed acquisition of AGL ResourcesSouthern Company Gas approved by the Georgia PSC on April 14, 2016, Georgia Power's 2013 ARP will continue in effect until December 31, 2019, and Georgia Power will be required to file its next base rate case by July 1, 2019. Furthermore, through December 31, 2019, Georgia Power and Atlanta Gas Light Company (collectively, Utilities) each will retain thetheir respective merger savings, net of transition costs, as defined in the settlement agreement; through December 31, 2022, such net merger savings applicable to each utility will be shared on a 60/40 basis between their respective customers and the Utilities; thereafter, all merger savings will be retained by customers.

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See Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Georgia Power" in Item 8 of the Form 10-K for additional information regarding the 2013 ARP and Note (I) to the Condensed Financial Statements under "Southern"Southern CompanyProposed Merger with AGL Resources"Southern Company Gas" herein for additional information regarding the Merger.
Integrated Resource Plan
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters – Georgia Power – Integrated Resource Plan" of Southern Company in Item 7 of the Form 10-K for additional information regarding Georgia Power's triennial Integrated Resource Plan (2016 IRP).
On July 28, 2016, the Georgia PSC voted to approve the 2016 IRP including the decertification and retirement of Plant Mitchell Units 3, 4A, and 4B (217 MWs) and Plant Kraft Unit 1 combustion turbine (17 MWs), as well as the decertification of the Intercession City unit (143 MWs total capacity). On August 2, 2016, the Plant Mitchell and Plant Kraft units were retired. On August 31, 2016, Georgia Power sold its 33% ownership interest in the Intercession City unit to Duke Energy Florida, Inc.
Additionally, the Georgia PSC approved Georgia Power's environmental compliance strategy and related expenditures proposed in the 2016 IRP, including measures taken to comply with existing government-imposed environmental mandates, subject to limits on expenditures for Plant McIntosh Unit 1 and Plant Hammond Units 1 through 4.
The Georgia PSC approved the reclassification of the remaining net book value of Plant Mitchell Unit 3 and costs associated with materials and supplies remaining at the unit retirement date to a regulatory asset. Recovery of the unit's net book value will continue through December 31, 2019, as provided in the 2013 ARP. The timing of the recovery of the remaining balance of the unit's net book value as of December 31, 2019 and costs associated with materials and supplies remaining at the unit retirement date will be deferred for consideration in Georgia Power's base rate case required to be filed by July 1, 2019.
The Georgia PSC also approved the Renewable Energy Development Initiative to procure an additional 1,200 MWs of renewable resources primarily utilizing market-based prices established through a competitive bidding process with expected in-service dates between 2018 and 2021. Additionally, 200 MWs of self-build capacity for use by Georgia Power was approved, as well as consideration for no more than 200 MWs of capacity as part of a renewable commercial and industrial program.
The Georgia PSC also approved recovery of costs up to $99 million through June 30, 2019 to preserve the nuclear option at a future generation site in Stewart County, Georgia. The timing of cost recovery will be determined by the Georgia PSC in a future base rate case. The ultimate outcome of this matter cannot be determined at this time.
Storm Damage Recovery
As of September 30, 2016, the balance in Georgia Power's regulatory asset related to storm damage was $94 million. During October 2016, Hurricane Matthew caused significant damage to Georgia Power's transmission and distribution facilities. The total amount of restoration costs related to this hurricane is estimated to be between $130 million and $155 million, which will be charged to capital accounts or to the storm damage reserve. Georgia Power is accruing $30 million annually through December 31, 2019, as provided in the 2013 ARP, to the storm damage reserve to cover the operating and maintenance costs of damages from major storms to its transmission and distribution facilities, which is recoverable through base rates. The rate of recovery of storm damage costs after December 31, 2019 is expected to be adjusted in Georgia Power's base rate case required to be filed by July 1, 2019. As a result of this regulatory treatment, costs related to storms are not expected to have a material impact on Southern Company's financial statements. See Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Georgia Power – Storm Damage Recovery" in Item 8 of the Form 10-K for additional information regarding Georgia Power's storm damage reserve.

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Gulf Power
Through 2015, long-term non-affiliate capacity sales from Gulf Power's ownership of Plant Scherer Unit 3 (205 MWs) provided the majority of Gulf Power's wholesale earnings. The revenues from wholesale contracts covering 100% of this capacity represented 82% of Gulf Power's wholesale capacity revenues in 2015. Following contract expirations at the end of 2015 and the end of May 2016, Gulf Power's remaining contracted sales from the unit cover approximately 24% of Gulf Power's ownership of the unit through 2019. The expiration of these contracts is not expected to have a material impact on Southern Company's earnings. On May 5, 2016, Gulf Power delivered a letter to the Florida PSC requesting recognition of Gulf Power's ownership in Plant Scherer Unit 3 as being in service to retail customers when and as its existing wholesale contracts expire. As a result, on September 13, 2016, the Florida PSC instructed Gulf Power to file its monthly earnings surveillance reports both including and excluding its share of investment and expenses related to Plant Scherer Unit 3 that is not covered by contracts.
On October 12, 2016, Gulf Power filed a petition (2016 Rate Case) with the Florida PSC requesting an increase in retail rates and charges of $106.8 million based on the projected test year of January 1, 2017 through December 31, 2017 and a retail ROE of 11% compared to the current retail ROE of 10.25%. The recoverability of the costs associated with the ongoing ownership and operation of Plant Scherer Unit 3 will be decided in this matter. The Florida PSC is expected to make a decision on the 2016 Rate Case in the second quarter 2017. Gulf Power has requested that the increase in base rates, if approved by the Florida PSC, become effective in July 2017.
On November 2, 2016, the Florida PSC approved Gulf Power's annual rate clause request for its cost recovery clause factors for 2017. The fuel and environmental factors include certain costs associated with the ongoing ownership and operation of Plant Scherer Unit 3. See Note (B) to the Condensed Financial Statements under "Retail Regulatory MattersGulf PowerCost Recovery Clauses" herein for additional information.
The ultimate outcome of these matters cannot be determined at this time.
Southern Company Gas
Natural Gas Cost Recovery
Southern Company Gas has established natural gas cost recovery rates approved by the relevant state regulatory agencies in the states in which it serves. Natural gas cost recovery revenues are adjusted for differences in actual recoverable natural gas costs and amounts billed in current regulated rates. Accordingly, changes in the billing factor will not have a significant effect on Southern Company's revenues or net income, but will affect cash flow.
Regulatory Infrastructure Programs
Southern Company Gas' natural gas distribution utilities are involved in ongoing capital projects associated with infrastructure improvement programs that have been previously approved by their applicable state regulatory agencies and provide an appropriate return on invested capital. These infrastructure improvement programs update or expand the natural gas distribution systems of the utilities to improve safety and reliability and meet operational flexibility and growth. Southern Company Gas currently has approved infrastructure improvement programs in six different states with initial program lengths ranging from four to 10 years, with the longest set to expire in 2025. The average annual spend under these programs ranges from $10 million to $250 million.
Southern Company Gas currently has proposed infrastructure improvement programs pending approval by the applicable state regulatory agencies in Georgia and New Jersey requesting average annual spending of $44 million through 2020 and $110 million through 2027, respectively. The ultimate outcome of these matters cannot be determined at this time.
Construction Program
Overview
The subsidiary companies of Southern Company are engaged in continuous construction programs to accommodate existing and estimated future loads on their respective systems. The Southern Company system intends to continue

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its strategy of developing and constructing new electric generating facilities, as well as adding or changing fuel sources for certain existing units, adding environmental control equipment, expanding the electric transmission and distribution systems, and updating and expanding the natural gas distribution systems. For the traditional electric operating companies, major generation construction projects are subject to state PSC approval in order to be included in retail rates. While Southern Power generally constructs and acquires generation assets covered by long-term PPAs, any uncontracted capacity could negatively affect future earnings. Southern Company Gas is engaged in various infrastructure programs that update or expand its natural gas distribution systems to improve reliability and ensure the safety of its utility infrastructure and recovers in rates its investment and a return associated with these infrastructure programs.
The two largest construction projects currently underway in the Southern Company system are Plant Vogtle Units 3 and 4 (45.7% ownership interest by Georgia Power in the two units, each with approximately 1,100 MWs) and Mississippi Power's 582-MW Kemper IGCC. See Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Georgia Power – Nuclear Construction" and "Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K and Note (B) to the Condensed Financial Statements under "Retail Regulatory MattersGeorgia PowerNuclear Construction" and "Integrated Coal Gasification Combined Cycle" herein for additional information. For additional information about costs relating to Southern Power's acquisitions that involve construction of renewable energy facilities, see Note 12 to the financial statements of Southern Company under "Southern Power – Construction Projects" in Item 8 of the Form 10-K and Note (I) to the Condensed Financial Statements under "Southern PowerConstruction Projects" herein. See Note (B) to the Condensed Financial Statements under "Retail Regulatory MattersSouthern Company GasRegulatory Infrastructure Programs" herein for additional information regarding infrastructure improvement programs at Southern Company Gas' natural gas distribution utilities.
Also see FINANCIAL CONDITION AND LIQUIDITY – "Capital Requirements and Contractual Obligations" herein for additional information regarding Southern Company's capital requirements for its subsidiaries' construction programs.
Integrated Coal Gasification Combined Cycle
Mississippi Power's current cost estimate for the Kemper IGCC in total is approximately $6.82 billion, which includes approximately $5.52 billion of costs subject to the construction cost cap and is net of $137 million in additional DOE grants Mississippi Power received for the Kemper IGCC on April 8, 2016 (Additional DOE Grants), which are expected to be used to reduce future rate impacts for customers. Mississippi Power does not intend to seek any rate recovery for any related costs that exceed the $2.88 billion cost cap, net of the Initial DOE Grants and excluding the Cost Cap Exceptions. In the aggregate, Southern Company has incurred charges of $2.63 billion ($1.63 billion after tax) as a result of changes in the cost estimate above the cost cap for the Kemper IGCC through September 30, 2016. Mississippi Power's current cost estimate includes costs through December 31, 2016.
The initial production of syngas began on July 14, 2016 for gasifier "B" and on September 13, 2016 for gasifier "A." On October 11, 2016, the Kemper IGCC began testing using clean syngas from gasifier "A" and the related gas clean-up systems to produce electricity. On November 2, 2016, Mississippi Power determined a maintenance outage of gasifier "A" is needed to make improvements to the ash removal systems. The remaining schedule reflects the time expected to achieve production of electricity using gasifier "B," complete gasifier "A" outage activities, and resume electricity production using gasifier "A," as well as to complete the integration of all systems necessary for both combustion turbines to simultaneously generate electricity with syngas.
In subsequent periods, any further changes in the estimated costs of the Kemper IGCC subject to the $2.88 billion cost cap, net of the Initial DOE Grants and excluding the Cost Cap Exceptions, will be reflected in Southern Company's statements of income and these changes could be material.
The ultimate outcome of these matters cannot be determined at this time.

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Litigation
On April 26, 2016, a complaint against Mississippi Power was filed in Harrison County Circuit Court (Circuit Court) by Biloxi Freezing & Processing Inc., Gulfside Casino Partnership, and John Carlton Dean, which was amended and refiled on July 11, 2016 to include, among other things, Southern Company as a defendant. On August 12, 2016, Southern Company and Mississippi Power removed the case to the U.S. District Court for the Southern District of Mississippi, where the case is currently pending. However, the plaintiffs have filed a request to remand the case back to state court. The individual plaintiff, John Carlton Dean, alleges that Mississippi Power and Southern Company violated the Mississippi Unfair Trade Practices Act. All plaintiffs have alleged that Mississippi Power and Southern Company concealed, falsely represented, and failed to fully disclose important facts concerning the cost and schedule of the Kemper IGCC and that these alleged breaches have unjustly enriched Mississippi Power and Southern Company. The plaintiffs seek unspecified actual damages and punitive damages; ask the Circuit Court to appoint a receiver to oversee, operate, manage, and otherwise control all affairs relating to the Kemper IGCC; ask the Circuit Court to revoke any licenses or certificates authorizing Mississippi Power or Southern Company to engage in any business related to the Kemper IGCC in Mississippi; and seek attorney's fees, costs, and interest. The plaintiffs also seek an injunction to prevent any Kemper IGCC costs from being charged to customers through electric rates.
On June 9, 2016, Treetop Midstream Services, LLC (Treetop) and other related parties filed a complaint against Mississippi Power, Southern Company, and SCS in the state court in Gwinnett County, Georgia. The complaint relates to the cancelled CO2 contract with Treetop and alleges fraudulent misrepresentation, fraudulent concealment, civil conspiracy, and breach of contract on the part of Mississippi Power, Southern Company, and SCS and seeks compensatory damages of $100 million, as well as unspecified punitive damages. Southern Company, Mississippi Power, and SCS have moved to compel arbitration pursuant to the terms of the CO2 contract.
Southern Company believes these legal challenges have no merit; however, an adverse outcome in these proceedings could have an impact on Southern Company's results of operations, financial condition, and liquidity. Southern Company will vigorously defend itself in these matters, and the ultimate outcome of these matters cannot be determined at this time.
Nuclear Construction
On October 20, 2016, Georgia Power and the Georgia PSC Staff entered into a settlement agreement (Vogtle Cost Settlement Agreement) resolving the following prudence and cost recovery matters related to Plant Vogtle Units 3 and 4: (i) none of the $3.3 billion of costs incurred through December 31, 2015 and reflected in the fourteenth Vogtle Construction Monitoring report will be disallowed from rate base on the basis of imprudence; (ii) the definitive settlement agreement entered into on December 31, 2015 by Westinghouse and the Vogtle Owners (Contractor Settlement Agreement) is reasonable and prudent and none of the amounts paid or to be paid pursuant to the Contractor Settlement Agreement should be disallowed from rate base on the basis of imprudence; (iii) financing costs on verified and approved capital costs will be deemed prudent provided they are incurred prior to December 31, 2019 and December 31, 2020 for Plant Vogtle Units 3 and 4, respectively; and (iv) (a) the in-service capital cost forecast will be adjusted to $5.680 billion (Revised Forecast), which includes a contingency of $240 million above Georgia Power's current forecast of $5.440 billion, (b) capital costs incurred up to the Revised Forecast will be presumed to be reasonable and prudent with the burden of proof on any party challenging such costs, and (c) Georgia Power would have the burden to show that any capital costs above the Revised Forecast are reasonable and prudent. Under the terms of the Vogtle Cost Settlement Agreement, the certified in-service capital cost for purposes of calculating the NCCR tariff will remain at $4.418 billion. Construction capital costs above $4.418 billion will accrue AFUDC through commercial operation. The ROE used to calculate the NCCR tariff will be reduced from 10.95% (the ROE rate setting point authorized by the Georgia PSC in the 2013 ARP) to 10.00% effective January 1, 2016. For purposes of the AFUDC calculation, the ROE on costs between $4.418 billion and $5.440 billion will also be 10.00% and the ROE on any amounts above $5.440 billion would be Georgia Power's average cost of long-term debt. If the Georgia PSC adjusts Georgia Power's ROE rate setting point in a rate case prior to Plant Vogtle Units 3 and 4 being placed into retail rate base, then the ROE for purposes of calculating both

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the NCCR tariff and AFUDC will likewise be 95 basis points lower than the revised ROE rate setting point. If Plant Vogtle Units 3 and 4 are not commercially operational by December 31, 2020, then (i) the ROE for purposes of calculating the NCCR tariff will be reduced an additional 300 basis points, and may, at the Georgia PSC's discretion, be accrued to be used for the benefit of customers, until such time as the units reach commercial operation and (ii) the ROE used to calculate AFUDC will be Georgia Power's average cost of long-term debt.
Under the terms of the Vogtle Cost Settlement Agreement, Plant Vogtle Units 3 and 4 will be placed into retail rate base on December 31, 2020 or upon reaching commercial operation, whichever is later. The Georgia PSC will determine for retail ratemaking purposes the process of transitioning Plant Vogtle Units 3 and 4 from a construction project to an operating plant no later than Georgia Power's base rate case required to be filed by July 1, 2019.
The Vogtle Cost Settlement Agreement is subject to approval by the Georgia PSC, which is scheduled to vote on this matter on December 20, 2016. Accordingly, the terms of the Vogtle Cost Settlement Agreement are subject to change and the terms of any final agreement approved by the Georgia PSC may differ materially from the terms of the Vogtle Cost Settlement Agreement. If approved, the Vogtle Cost Settlement Agreement is expected to reduce Georgia Power's revenues for the years 2016 through 2020 by a total of approximately $325 million ($115 million reduction in net income).
See Note (B) to the Condensed Financial Statements under "Retail Regulatory MattersGeorgia PowerNuclear Construction" for additional information.
The ultimate outcome of these matters cannot be determined at this time.
Income Tax Matters
Bonus Depreciation
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Income Tax Matters – Bonus Depreciation" of Southern Company in Item 7 of the Form 10-K for additional information.
The extension of 50% bonus depreciation included in the PATH Act is expected to result in approximately $1.7 billion of positive cash flows for the 2016 tax year, which may not all be realized in 2016 due to a projected consolidated net operating loss for Southern Company. Approximately $370 million of the benefit is dependent upon placing the remainder of the Kemper IGCC in service by December 31, 2016. See Note (B) tothe Condensed Financial Statements under "Integrated Coal Gasification Combined Cycle" and Note (G) tothe Condensed Financial Statements under "Current and Deferred Income TaxesNet Operating Loss" herein for additional information. The ultimate outcome of this matter cannot be determined at this time.
Other Matters
Southern Company and its subsidiaries are involved in various other matters being litigated and regulatory matters that could affect future earnings. In addition, Southern Company and its subsidiaries are subject to certain claims and legal actions arising in the ordinary course of business. The business activities of Southern Company's subsidiaries are subject to extensive governmental regulation related to public health and the environment, such as regulation of air emissions and water discharges. Litigation over environmental issues and claims of various types, including property damage, personal injury, common law nuisance, and citizen enforcement of environmental requirements, such as air quality and water standards, has occurred throughout the U.S. This litigation has included claims for damages alleged to have been caused by CO2 and other emissions, CCR, and alleged exposure to hazardous materials, and/or requests for injunctive relief in connection with such matters.
TheultimateoutcomeofsuchpendingorpotentiallitigationagainstSouthernCompanyanditssubsidiariescannotbepredictedatthistime;however,forcurrentproceedingsnotspecificallyreportedinNote(B)totheCondensedFinancialStatementshereinorinNote3tothefinancialstatementsofSouthernCompanyinItem8ofthe Form 10-K,management does not anticipate that the ultimate liabilities, if any, arising from such current proceedings would have a material effect on Southern Company's financial statements. See Note (B) to the Condensed Financial

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Statements herein for a discussion of various other contingencies, regulatory matters, and other matters being litigated which may affect future earnings potential.
The SEC is conducting a formal investigation of Southern Company and Mississippi Power concerning the estimated costs and expected in-service date of the Kemper IGCC. Southern Company and Mississippi Power believe the investigation is focused primarily on periods subsequent to 2010 and on accounting matters, disclosure controls and procedures, and internal controls over financial reporting associated with the Kemper IGCC. See ACCOUNTING POLICIES – "Application of Critical Accounting Policies and Estimates" herein for additional information on the Kemper IGCC estimated construction costs and expected in-service date. The ultimate outcome of this matter cannot be determined at this time; however, it is not expected to have a material impact on the financial statements of Southern Company.
ACCOUNTING POLICIES
Application of Critical Accounting Policies and Estimates
Southern Company prepares its consolidated financial statements in accordance with GAAP. Significant accounting policies are described in Note 1 to the financial statements of Southern Company in Item 8 of the Form 10-K. In the application of these policies, certain estimates are made that may have a material impact on Southern Company's results of operations and related disclosures. Different assumptions and measurements could produce estimates that are significantly different from those recorded in the financial statements. See MANAGEMENT'S DISCUSSION AND ANALYSIS – ACCOUNTING POLICIES – "Application of Critical Accounting Policies and Estimates" of Southern Company in Item 7 of the Form 10-K for a complete discussion of Southern Company's critical accounting policies and estimates related to Electric Utility Regulation, Asset Retirement Obligations, Pension and Other Postretirement Benefits, and Contingent Obligations.
Kemper IGCC Estimated Construction Costs, Project Completion Date, and Rate Recovery
During 2016, Mississippi Power further revised its cost estimate to complete construction and start-up of the Kemper IGCC to an amount that exceeds the $2.88 billion cost cap, net of the Initial DOE Grants and excluding the Cost Cap Exceptions. Mississippi Power does not intend to seek any rate recovery for any costs related to the construction of the Kemper IGCC that exceed the $2.88 billion cost cap, net of the Initial DOE Grants and excluding the Cost Cap Exceptions.
As a result of the revisions to the cost estimate, Southern Company recorded total pre-tax charges to income for the estimated probable losses on the Kemper IGCC of $88 million ($54 million after tax) in the third quarter 2016, $81 million ($50 million after tax) in the second quarter 2016, $53 million ($33 million after tax) in the first quarter 2016, $183 million ($113 million after tax) in the fourth quarter 2015, $150 million ($93 million after tax) in the third quarter 2015, $23 million ($14 million after tax) in the second quarter 2015, $9 million ($6 million after tax) in the first quarter 2015, $70 million ($43 million after tax) in the fourth quarter 2014, $418 million ($258 million after tax) in the third quarter 2014, $380 million ($235 million after tax) in the first quarter 2014, $40 million ($25 million after tax) in the fourth quarter 2013, $150 million ($93 million after tax) in the third quarter 2013, $450 million ($278 million after tax) in the second quarter 2013, and $540 million ($333 million after tax) in the first quarter 2013. In the aggregate, Southern Company has incurred charges of $2.63 billion ($1.63 billion after tax) as a result of changes in the cost estimate above the cost cap for the Kemper IGCC through September 30, 2016.
Mississippi Power's revised cost estimate reflects an expected in-service date of December 31, 2016 and includes certain post-in-service costs which are expected to be subject to the cost cap. Mississippi Power has experienced, and may continue to experience, material changes in the cost estimate for the Kemper IGCC. Further cost increases and/or extensions of the expected in-service date may result from factors including, but not limited to, difficulties integrating the systems required for sustained operations, sustaining nitrogen supply, major equipment failure, unforeseen engineering or design problems including any repairs and/or modifications to systems, and/or operational performance (including additional costs to satisfy any operational parameters ultimately adopted by the Mississippi PSC). In addition, during the start-up and commissioning process, Mississippi Power is also identifying

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potential improvement projects that ultimately may be completed subsequent to placing the remainder of the Kemper IGCC in service. If completed, such improvement projects would be expected to enhance plant performance, safety, and/or operations. The related potential costs have yet to be fully evaluated, have not been included in the current cost estimates, and may be subject to the $2.88 billion cost cap. In subsequent periods, any further changes in the estimated costs of the Kemper IGCC subject to the $2.88 billion cost cap, net of the Initial DOE Grants and excluding the Cost Cap Exceptions, will be reflected in Southern Company's statements of income and these changes could be material.
Any extension of the in-service date beyond December 31, 2016 is currently estimated to result in additional base costs of approximately $25 million to $35 million per month, which includes maintaining necessary levels of start-up labor, materials, and fuel, as well as operational resources required to execute start-up and commissioning activities. However, additional costs may be required for remediation of any further equipment and/or design issues identified. Any extension of the in-service date with respect to the Kemper IGCC beyond December 31, 2016 would also increase costs for the Cost Cap Exceptions, which are not subject to the $2.88 billion cost cap established by the Mississippi PSC. These costs include AFUDC, which is currently estimated to total approximately $15 million per month, as well as carrying costs and operating expenses on Kemper IGCC assets placed in service and consulting and legal fees of approximately $3 million per month.
Given the significant judgment involved in estimating the future costs to complete construction and start-up, the project completion date, the ultimate rate recovery for the Kemper IGCC, and the potential impact on Southern Company's results of operations, Southern Company considers these items to be critical accounting estimates. See Note 3 to the financial statements of Southern Company under "Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K and Note (B) to the Condensed Financial Statements under "Integrated Coal Gasification Combined Cycle" herein for additional information.
Goodwill and Other Intangible Assets
Southern Company accounts for acquisitions using the acquisition method of accounting, which requires the assets acquired and liabilities assumed to be recorded at the date of acquisition at their respective estimated fair values. Southern Company recognizes goodwill as of the acquisition date, as a residual over the fair values of the identifiable net assets acquired. Goodwill will be tested for impairment on an annual basis in the fourth quarter of the year as well as on an interim basis as events and changes in circumstances occur. Primarily as a result of the acquisitions of Southern Company Gas and PowerSecure in 2016, goodwill totaled approximately $6.2 billion at September 30, 2016.
Definite-lived intangible assets acquired are amortized over the estimated useful lives of the respective assets to reflect the pattern in which the economic benefits of the intangible assets are consumed. Whenever events or changes in circumstances indicate that the carrying amount of the intangible assets may not be recoverable, the intangible assets will be reviewed for impairment. Primarily as a result of the acquisitions of Southern Company Gas and PowerSecure in 2016, other intangible assets, net of amortization totaled approximately $0.9 billion at September 30, 2016.
The judgments made in determining the estimated fair value assigned to each class of assets acquired and liabilities assumed, as well as asset lives, can significantly impact Southern Company's results of operations. Fair values and useful lives are determined based on, among other factors, the expected future period of benefit of the asset, the various characteristics of the asset, and projected cash flows. As the determination of an asset's fair value and useful life involves management making certain estimates and because these estimates form the basis for the determination of whether or not an impairment charge should be recorded, Southern Company considers these estimates to be critical accounting estimates.
See Note (A) to the Condensed Financial Statements under "Goodwill and Other Intangible Assets" herein for additional information regarding Southern Company's goodwill and other intangible assets as of September 30, 2016 and Note (I) to the Condensed Financial Statements under "Southern Company" herein for additional information related to Southern Company's recent acquisitions.

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Derivatives and Hedging Activities
Derivative instruments are recorded on the balance sheets as either assets or liabilities measured at their fair value, unless the transactions qualify for the normal purchases or normal sales scope exception and are instead subject to traditional accrual accounting. For those transactions that do not qualify as a normal purchase or normal sale, changes in the derivatives' fair values are recognized concurrently in earnings unless specific hedge accounting criteria are met. If the derivatives meet those criteria, derivative gains and losses offset related results of the hedged item in the income statement in the case of a fair value hedge, or gains and losses are deferred in OCI until the hedged transaction occurs in the case of a cash flow hedge. Certain subsidiaries of Southern Company enter into energy-related derivatives that are designated as regulatory hedges where gains and losses are initially recorded as regulatory liabilities and assets and then are included in fuel expense as the underlying fuel is used in operations and ultimately recovered through billings to customers.
Southern Company uses derivative instruments to reduce the impact to the results of operations due to the risk of changes in the price of natural gas, to manage fuel hedging programs per guidelines of state regulatory agencies, and to mitigate residual changes in the price of electricity, weather, interest rates, and foreign currency exchange rates. The fair value of commodity derivative instruments used to manage exposure to changing prices reflects the estimated amounts that Southern Company would receive or pay to terminate or close the contracts at the reporting date. To determine the fair value of the derivative instruments, Southern Company utilizes market data or assumptions that market participants would use in pricing the derivative asset or liability, including assumptions about risk and the risks inherent in the inputs of the valuation technique.
Southern Company classifies derivative assets and liabilities based on the lowest level of input that is significant to the fair value measurement. The assessment of the significance of a particular input to the fair value measurement requires judgment and may affect the valuation of fair value assets and liabilities and their placement within the fair value hierarchy. The determination of the fair value of the derivative instruments incorporates various factors required under the guidance. These factors include:
the creditworthiness of the counterparties involved and the impact of credit enhancements (such as cash deposits and letters of credit);
events specific to a given counterparty; and
the impact of Southern Company's nonperformance risk on its liabilities.
Given the assumptions used in pricing the derivative asset or liability, Southern Company considers the valuation of derivative assets and liabilities a critical accounting estimate. See "Quantitative and Qualitative Disclosures About Market Risk" in Item 3 herein for more information.
Recently Issued Accounting Standards
On February 25, 2016, the FASB issued ASU No. 2016-02, Leases(Topic 842) (ASU 2016-02). ASU 2016-02 requires lessees to recognize on the balance sheet a lease liability and a right-of-use asset for all leases. ASU 2016-02 also changes the recognition, measurement, and presentation of expense associated with leases and provides clarification regarding the identification of certain components of contracts that would represent a lease. The accounting required by lessors is relatively unchanged and there is no change to the accounting for existing leveraged leases. ASU 2016-02 is effective for fiscal years beginning after December 15, 2018, with early adoption permitted. Southern Company is currently evaluating the new standard and has not yet determined its ultimate impact; however, adoption of ASU 2016-02 is expected to have a significant impact on Southern Company's balance sheet.
On March 30, 2016, the FASB issued ASU No. 2016-09, Compensation-Stock Compensation(Topic 718): Improvements to Employee Share-Based Payment Accounting (ASU 2016-09). ASU 2016-09 changes the accounting for income taxes and the cash flow presentation for share-based payment award transactions. Most significantly, entities are required to recognize all excess tax benefits and deficiencies related to the exercise or vesting of stock compensation as income tax expense or benefit in the income statement. Southern Company currently recognizes any excess tax benefits and deficiencies related to the exercise and vesting of stock

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compensation as additional paid-in capital. ASU 2016-09 is effective for fiscal years beginning after December 15, 2016. Early adoption is permitted and Southern Company intends to adopt the ASU in the fourth quarter 2016. The adoption is not expected to have a material impact on the results of operations, financial position, or cash flows of Southern Company.
FINANCIAL CONDITION AND LIQUIDITY
Overview
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY "Overview" of Southern Company in Item 7 of the Form 10-K for additional information. Southern Company's financial condition remained stable at September 30, 2016. Through September 30, 2016, Southern Company has incurred non-recoverable cash expenditures of $2.42 billion and is expected to incur approximately $0.21 billion in additional non-recoverable cash expenditures through completion of the construction and start-up of the Kemper IGCC, which includes certain post-in-service costs expected to be subject to the cost cap. Southern Company intends to continue to monitor its access to short-term and long-term capital markets as well as bank credit agreements to meet future capital and liquidity needs. See "Capital Requirements and Contractual Obligations," "Sources of Capital," and "Financing Activities" herein for additional information.
Net cash provided from operating activities totaled $4.3 billion for the first nine months of 2016, a decrease of $0.8 billion from the corresponding period in 2015. The decrease in net cash provided from operating activities was primarily due to an increase in unutilized ITCs and PTCs. Net cash used for investing activities totaled $16.6 billion for the first nine months of 2016 primarily due to the closing of the Merger, the construction of electric generation, transmission, and distribution facilities and installation of equipment to comply with environmental standards, and Southern Power's acquisitions and construction of renewable facilities. Net cash provided from financing activities totaled $13.6 billion for the first nine months of 2016 primarily due to issuances of long-term debt and common stock associated with financing and completing the Merger and Southern Company Gas' investment in SNG, partially offset by redemptions of long-term debt and common stock dividend payments. Cash flows from financing activities vary from period to period based on capital needs and the maturity or redemption of securities.
Significant balance sheet changes for the first nine months of 2016 include an increase of $14.4 billion in total property, plant, and equipment primarily related to the inclusion of Southern Company Gas as a result of the Merger, construction to comply with environmental standards, and construction of electric generation, transmission, and distribution facilities; an increase of $6.2 billion in goodwill related to the acquisitions of Southern Company Gas and PowerSecure; an increase of $1.5 billion in equity investments in unconsolidated subsidiaries primarily related to Southern Company Gas' investment in SNG; increases of $1.5 billion in other regulatory assets, deferred and $0.8 billion in AROs primarily related to changes in ash pond closure strategy principally for Georgia Power; increases of $16.9 billion in long-term debt and $4.0 billion in total common stockholder's equity primarily associated with financing and completing the Merger and Southern Company Gas' investment in SNG; and increases of $1.9 billion in accumulated deferred income taxes and $1.6 billion in other cost of removal obligations primarily related to the inclusion of Southern Company Gas as a result of the Merger. See Notes (A) and (I) to the Condensed Financial Statements herein under "Asset Retirement Obligations" and "Southern Company," respectively, for additional information.
At the end of the third quarter 2016, the market price of Southern Company's common stock was $51.30 per share (based on the closing price as reported on the New York Stock Exchange) and the book value was $25.05 per share, representing a market-to-book ratio of 205%, compared to $46.79, $22.59, and 207%, respectively, at the end of 2015. Southern Company's common stock dividend for the third quarter 2016 was $0.560 per share compared to $0.5425 per share in the third quarter 2015.
Capital Requirements and Contractual Obligations
See MANAGEMENT'S DISCUSSION AND ANALYSIS FINANCIAL CONDITION AND LIQUIDITY "Capital Requirements and Contractual Obligations" of Southern Company in Item 7 of the Form 10-K for a

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description of Southern Company's capital requirements for the construction programs of the Southern Company system, including estimated capital expenditures for new electric generating facilities and to comply with existing environmental statutes and regulations, scheduled maturities of long-term debt, as well as related interest, derivative obligations, preferred and preference stock dividends, leases, purchase commitments, trust funding requirements, and unrecognized tax benefits. Subsequent to September 30, 2016, Mississippi Power repaid at maturity $300 million aggregate principal amount of its Series 2011A 2.35% Senior Notes due October 15, 2016 and Southern Company Gas repaid at maturity $120 million aggregate principal amount of Series A Floating Rate Senior Notes due October 27, 2016. An additional $1.8 billion will be required through September 30, 2017 to fund maturities of long-term debt. During the nine months ended September 30, 2016, and subsequent to that date, Southern Power entered into new long-term service agreements, which begin between 2017 and 2020 and result in additional future commitments totaling approximately $927 million. See "Sources of Capital" herein for additional information.
The Southern Company system's construction program is currently estimated to total $10.2 billion for 2016, $8.9 billion for 2017, $8.2 billion for 2018, $7.6 billion for 2019, $7.3 billion for 2020, and $6.6 billion for 2021. These amounts include expenditures of approximately $0.7 billion for 2016 and $0.1 billion for 2017 related to the construction and start-up of the Kemper IGCC; $0.6 billion for 2016, $0.6 billion for 2017, $0.7 billion for 2018, $0.4 billion for 2019, and $0.1 billion for 2020 to continue and complete construction of Plant Vogtle Units 3 and 4; and $4.4 billion for 2016 and $1.5 billion per year for 2017 through 2021 for Southern Power's acquisitions and/or construction of new generating facilities. These estimated expenditures do not include potential compliance costs that may arise from the EPA's final rules and guidelines or subsequently approved state plans that would limit CO2 emissions from existing, new, modified, or reconstructed fossil-fuel-fired electric generating units.
The construction programs are subject to periodic review and revision, and actual construction costs may vary from these estimates because of numerous factors. These factors include: changes in business conditions; changes in load projections; changes in environmental statutes and regulations; the outcome of any legal challenges to the environmental rules; changes in generating plants, including unit retirements and replacements and adding or changing fuel sources at existing units, to meet regulatory requirements; changes in FERC rules and regulations; state regulatory agency approvals; changes in the expected environmental compliance program; changes in legislation; the cost and efficiency of construction labor, equipment, and materials; project scope and design changes; storm impacts; and the cost of capital. In addition, there can be no assurance that costs related to capital expenditures will be fully recovered. Additionally, planned expenditures for plant acquisitions may vary due to market opportunities and Southern Power's ability to execute its growth strategy. See Note 12 to the financial statements of Southern Company under "Southern Power" in Item 8 of the Form 10-K and Note (I) to the Condensed Financial Statements under "Southern Power" herein for additional information regarding Southern Power's plant acquisitions. See Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Georgia Power – Nuclear Construction" and "Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K and Note (B) to the Condensed Financial Statements under "Retail Regulatory MattersGeorgia PowerNuclear Construction" and "Integrated Coal Gasification Combined Cycle" herein for information regarding additional factors that may impact construction expenditures.

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As a result of closing the Merger, the funding requirements of the Southern Company system include the contractual obligations of Southern Company Gas. The following table details the amounts related to Southern Company Gas as of September 30, 2016:
 2016 
2017-
2018
 
2019-
2020
 
After
2020
 Total
 (in millions)
Long-term debt(a) —
         
Principal$120
 $177
 $350
 $4,185
 $4,832
Interest48
 412
 382
 2,641
 3,483
Pipeline charges, storage capacity, and gas supply(b)
308
 1,350
 806
 2,913
 5,377
Operating leases(c)
6
 44
 31
 52
 133
Asset management agreements(d)
2
 15
 2
 
 19
Standby letters of credit, performance/surety bonds(e)
33
 51
 
 
 84
Financial derivative obligations(f)
195
 211
 21
 2
 429
Pension and other postretirement benefit plans(g)
5
 44
 
 
 49
Purchase commitments 
         
Capital(h)
401
 3,540
 3,058
 1,221
 8,220
Other(i)
11
 53
 
 
 64
Total$1,129
 $5,897
 $4,650
 $11,014
 $22,690
(a)Amounts are reflected based on final maturity dates. Variable rate interest obligations are estimated based on rates as of September 30, 2016.
(b)Includes charges recoverable through a natural gas cost recovery mechanism or alternatively billed to marketers and demand charges associated with wholesale gas services.
(c)Certain operating leases have provisions for step rent or escalation payments and certain lease concessions are accounted for by recognizing the future minimum lease payments on a straight-line basis over the respective minimum lease terms.
(d)Represents fixed-fee minimum payments for asset management agreements at wholesale gas services.
(e)Guarantees are provided to certain municipalities and other agencies and certain natural gas suppliers of SouthStar Energy Services, LLC (SouthStar) in support of payment obligations.
(f)Includes derivative liabilities related to energy-related derivatives.
(g)Estimated benefit payments for Southern Company Gas' retirement benefit plans are provided through 2018. No mandatory contributions to the plans are anticipated during this period.
(h)Estimated capital expenditures are provided through 2021.
(i)Primarily consists of contractual environmental remediation liabilities that are primarily recoverable through base rates or rate rider mechanisms.
Sources of Capital
Southern Company intends to meet its future capital needs through operating cash flows, short-term debt, term loans, and external security issuances. Equity capital can be provided from any combination of Southern Company's stock plans, private placements, or public offerings. The amount and timing of additional equity capital and debt issuances in 2016, as well as in subsequent years, will be contingent on Southern Company's investment opportunities and the Southern Company system's capital requirements. See "Capital Requirements and Contractual Obligations" herein for additional information.
Except as described herein, the traditional electric operating companies, Southern Power, and Southern Company Gas plan to obtain the funds required for construction and other purposes from operating cash flows, external security issuances, term loans, short-term borrowings, and equity contributions or loans from Southern Company. However, the amount, type, and timing of any future financings, if needed, will depend upon prevailing market conditions, regulatory approval, and other factors. See MANAGEMENT'S DISCUSSION AND ANALYSIS

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FINANCIAL CONDITION AND LIQUIDITY "Sources of Capital" of Southern Company in Item 7 of the Form 10-K for additional information.
In addition, Georgia Power may make borrowings through a loan guarantee agreement (Loan Guarantee Agreement) between Georgia Power and the DOE, the proceeds of which may be used to reimburse Georgia Power for Eligible Project Costs incurred in connection with its construction of Plant Vogtle Units 3 and 4. Under the Loan Guarantee Agreement, the DOE agreed to guarantee borrowings of up to $3.46 billion (not to exceed 70% of Eligible Project Costs) to be made by Georgia Power under a multi-advance credit facility (FFB Credit Facility) among Georgia Power, the DOE, and the FFB. Eligible Project Costs incurred through September 30, 2016 would allow for borrowings of up to $2.6 billion under the FFB Credit Facility, of which Georgia Power has borrowed $2.5 billion. See Note 6 to the financial statements of Southern Company under "DOE Loan Guarantee Borrowings" in Item 8 of the Form 10-K for additional information regarding the Loan Guarantee Agreement and Note (B) to the Condensed Financial Statements under "Retail Regulatory MattersGeorgia PowerNuclear Construction" herein for additional information regarding Plant Vogtle Units 3 and 4.
Mississippi Power received $245 million of Initial DOE Grants in prior years that were used for the construction of the Kemper IGCC. An additional $25 million of grants from the DOE is expected to be received for commercial operation of the Kemper IGCC. On April 8, 2016, Mississippi Power received approximately $137 million in Additional DOE Grants for the Kemper IGCC, which are expected to be used to reduce future rate impacts for customers. In addition, see Note 3 to the financial statements of Southern Company under "Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K for information regarding legislation related to the securitization of certain costs of the Kemper IGCC.
As of September 30, 2016, Southern Company's current liabilities exceeded current assets by $0.9 billion, primarily due to long-term debt that is due within one year of $2.3 billion, including approximately $0.8 billion at the parent company, $0.2 billion at Alabama Power, $0.5 billion at Georgia Power, $0.2 billion at Gulf Power, $0.3 billion at Mississippi Power, $0.1 billion at Southern Power, and $0.1 billion at Southern Company Gas. To meet short-term cash needs and contingencies, Southern Company has substantial cash flow from operating activities and access to capital markets and financial institutions. Southern Company, the traditional electric operating companies, Southern Power, and Southern Company Gas intend to utilize operating cash flows, as well as commercial paper, lines of credit, bank notes, and securities issuances, as market conditions permit, as well as, under certain circumstances for the traditional electric operating companies, Southern Power, and Southern Company Gas, equity contributions and/or loans from Southern Company to meet their short-term capital needs. In addition, Georgia Power expects to utilize borrowings through the FFB Credit Facility as an additional source of long-term borrowed funds.

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At September 30, 2016, Southern Company and its subsidiaries had approximately $2.7 billion of cash and cash equivalents. Committed credit arrangements with banks at September 30, 2016 were as follows:
 Expires   
Executable Term
Loans
 
Due Within One
Year
Company2016201720182020 Total Unused 
One
Year
 
Two
Years
 
Term
Out
 
No Term
Out
 (in millions) (in millions) (in millions) (in millions)
Southern Company(a)
$
$
$1,000
$1,250
 $2,250
 $2,250
 $
 $
 $
 $
Alabama Power
35
500
800
 1,335
 1,335
 
 
 
 35
Georgia Power


1,750
 1,750
 1,732
 
 
 
 
Gulf Power50
65
165

 280
 280
 45
 
 45
 70
Mississippi Power100
75


 175
 150
 
 15
 15
 160
Southern Power Company(b)



600
 600
 532
 
 
 
 
Southern Company Gas(c)

75
1,925

 2,000
 1,947
 
 
 
 
Other
55


 55
 55
 20
 
 20
 35
Southern Company Consolidated$150
$305
$3,590
$4,400
 $8,445
 $8,281
 $65
 $15
 $80
 $300
(a)Represents the Southern Company parent entity.
(b)
Excludes credit agreements (Project Credit Facilities) assumed with the acquisition of certain solar facilities, which are non-recourse to Southern Power Company, the proceeds of which are being used to finance project costs related to such solar facilities currently under construction. See Note (I) to the Condensed Financial Statements under "Southern Power" herein for additional information.
(c)
Southern Company Gas guarantees the obligations of Southern Company Gas Capital, which is the borrower of $1.3 billion of these arrangements. Southern Company Gas' committed credit arrangements also include $700 million restricted for working capital needs of Nicor Gas.
See Note 6 to the financial statements of Southern Company under "Bank Credit Arrangements" in Item 8 of the Form 10-K and Note (E) to the Condensed Financial Statements under "Bank Credit Arrangements" herein for additional information.
On May 24, 2016, the $8.1 billion Bridge Agreement to provide Merger financing, to the extent necessary, was terminated.
Most of these bank credit arrangements, as well as the term loan arrangements of Southern Company, Alabama Power, Mississippi Power, and Southern Power, contain covenants that limit debt levels and contain cross acceleration or cross default provisions to other indebtedness (including guarantee obligations) that are restricted only to the indebtedness of the individual company. Such cross default provisions to other indebtedness would trigger an event of default if the applicable borrower defaulted on indebtedness or guarantee obligations over a specified threshold. Such cross acceleration provisions to other indebtedness would trigger an event of default if the applicable borrower defaulted on indebtedness, the payment of which was then accelerated. Southern Company, the traditional electric operating companies, Southern Power Company, and Southern Company Gas are currently in compliance with all such covenants. None of the bank credit arrangements contain material adverse change clauses at the time of borrowings.
Subject to applicable market conditions, Southern Company and its subsidiaries expect to renew or replace their bank credit arrangements as needed, prior to expiration. In connection therewith, Southern Company and its subsidiaries may extend the maturity dates and/or increase or decrease the lending commitments thereunder.
A portion of the unused credit with banks is allocated to provide liquidity support to the traditional electric operating companies' pollution control revenue bonds and commercial paper programs. The amount of variable rate pollution control revenue bonds outstanding requiring liquidity support as of September 30, 2016 was approximately $1.9 billion. In addition, at September 30, 2016, the traditional electric operating companies had approximately $358 million of fixed rate pollution control revenue bonds outstanding that were required to be reoffered within the next 12 months.

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Southern Company, the traditional electric operating companies, Southern Power, and Southern Company Gas make short-term borrowings primarily through commercial paper programs that have the liquidity support of the committed bank credit arrangements described above. Southern Company, the traditional electric operating companies, Southern Power, and Southern Company Gas may also borrow through various other arrangements with banks. Short-term borrowings are included in notes payable in the balance sheets.
Details of short-term borrowings were as follows:
  
Short-term Debt at
September 30, 2016
 
Short-term Debt During the Period(*)
  
Amount
Outstanding
 
Weighted
Average
Interest
Rate
 
Average
Amount
Outstanding
 
Weighted
Average
Interest
Rate
 
Maximum
Amount
Outstanding
  (in millions)   (in millions)   (in millions)
Commercial paper $717
 0.7% $756
 0.7% $1,499
Short-term bank debt 125
 1.5% 125
 1.4% 127
Total $842
 0.8% $881
 0.8%  
(*)Average and maximum amounts are based upon daily balances during the three-month period ended September 30, 2016.
In addition to the short-term borrowings in the table above, the Project Credit Facilities had total amounts outstanding as of September 30, 2016 of $828 million at a weighted average interest rate of 2.05%. For the three-month period ended September 30, 2016, these credit agreements had a maximum amount outstanding of $828 million and an average amount outstanding of $805 million at a weighted average interest rate of 2.02%.
Furthermore, in connection with the acquisition of a solar facility on July 1, 2016, a subsidiary of Southern Power assumed a $217 million construction loan, which was fully repaid prior to September 30, 2016. For the three-month period ended September 30, 2016, this credit agreement had a maximum amount outstanding of $217 million and an average amount outstanding of $137 million at a weighted average interest rate of 2.21%.
Southern Company believes the need for working capital can be adequately met by utilizing commercial paper programs, lines of credit, bank term loans, and operating cash flows.
Credit Rating Risk
At September 30, 2016, Southern Company and its subsidiaries did not have any credit arrangements that would require material changes in payment schedules or terminations as a result of a credit rating downgrade.
There are certain contracts that could require collateral, but not accelerated payment, in the event of a credit rating change of certain subsidiaries to BBB and/or Baa2 or below. These contracts are for physical electricity and natural gas purchases and sales, fuel purchases, fuel transportation and storage, energy price risk management, transmission, interest rate management, and construction of new generation at Plant Vogtle Units 3 and 4.
The maximum potential collateral requirements under these contracts at September 30, 2016 were as follows:
Credit RatingsMaximum Potential
Collateral
Requirements
 (in millions)
At BBB and/or Baa2$31
At BBB- and/or Baa3$665
Below BBB- and/or Baa3$2,570

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Generally, collateral may be provided by a Southern Company guaranty, letter of credit, or cash. Additionally, a credit rating downgrade could impact the ability of Southern Company and its subsidiaries to access capital markets, and would be likely to impact the cost at which they do so.
On May 12, 2016, Fitch downgraded the senior unsecured long-term debt rating of Southern Company to A- from A and revised the ratings outlook from negative to stable. Fitch also downgraded the senior unsecured long-term debt rating of Mississippi Power to BBB+ from A- and revised the ratings outlook from negative to stable.
On May 13, 2016, Moody's downgraded the senior unsecured long-term debt rating of Southern Company to Baa2 from Baa1 and revised the ratings outlook from negative to stable.
On July 11, 2016, S&P raised Southern Company Gas' and Nicor Gas' corporate and senior unsecured long-term debt ratings from BBB+ to A- and revised their ratings outlooks from positive to negative.
Financing Activities
On May 11, 2016, Southern Company issued 18.3 million shares of common stock in an underwritten offering for an aggregate purchase price of approximately $889 million. Of the 18.3 million shares, approximately 2.6 million were issued from treasury and the remainder were newly issued shares. The proceeds were used to fund a portion of the consideration for the Merger and for other general corporate purposes.
On August 19, 2016, Southern Company issued 32.5 million shares of common stock in an underwritten offering for an aggregate purchase price of approximately $1.6 billion. The proceeds were used to fund a portion of the purchase price for the SNG investment and related transaction costs and for other general corporate purposes.
In addition, during the first nine months of 2016, Southern Company issued approximately 17.5 million shares of common stock primarily through employee equity compensation plans and received proceeds of approximately $782 million.
The following table outlines the long-term debt financing activities for Southern Company and its subsidiaries for the first nine months of 2016:
Company
Senior
Note Issuances
 
Senior
Note Maturities and Redemptions
 
Revenue
Bond
Maturities, Redemptions, and
Repurchases
 
Other
Long-Term
Debt
Issuances
 
Other
Long-Term
Debt Redemptions
and
Maturities(a)
 (in millions)
Southern Company(b)
$8,500
 $500
 $
 $800
 $
Alabama Power400
 200
 
 45
 
Georgia Power650
 700
 4
 300
 5
Gulf Power
 125
 
 2
 
Mississippi Power
 
 
 1,100
 652
Southern Power1,531
 
 
 63
 84
Southern Company Gas(c)
900
 300
 
 
 
Other
 
 
 
 60
Elimination(d)

 
 
 (200) (225)
Southern Company Consolidated$11,981
 $1,825
 $4
 $2,110
 $576
(a)Includes reductions in capital lease obligations resulting from cash payments under capital leases.
(b)Represents the Southern Company parent entity.
(c)Reflects only long-term debt financing activities occurring subsequent to completion of the Merger. The senior notes were issued by Southern Company Gas Capital and guaranteed by Southern Company Gas.
(d)Intercompany loans from Southern Company to Mississippi Power eliminated in Southern Company's Consolidated Financial Statements.

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SOUTHERN COMPANY AND SUBSIDIARY COMPANIES
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

In February 2016, Southern Company entered into $700 million notional amount of forward-starting interest rate swaps to hedge exposure to interest rate changes related to anticipated debt issuances. These interest rate swaps were settled in May 2016.
In May 2016, Southern Company issued the following series of senior notes for an aggregate principal amount of $8.5 billion:
$0.5 billion of 1.55% Senior Notes due July 1, 2018;
$1.0 billion of 1.85% Senior Notes due July 1, 2019;
$1.5 billion of 2.35% Senior Notes due July 1, 2021;
$1.25 billion of 2.95% Senior Notes due July 1, 2023;
$1.75 billion of 3.25% Senior Notes due July 1, 2026;
$0.5 billion of 4.25% Senior Notes due July 1, 2036; and
$2.0 billion of 4.40% Senior Notes due July 1, 2046.
The net proceeds were used to fund a portion of the consideration for the Merger and related transaction costs and for other general corporate purposes.
In September 2016, Southern Company issued $800 million aggregate principal amount of Series 2016A 5.25% Junior Subordinated Notes due October 1, 2076. The proceeds were used to repay short-term indebtedness that was incurred to repay at maturity $500 million aggregate principal amount of Southern Company's Series 2011A 1.95% Senior Notes due September 1, 2016 and for other general corporate purposes.
Except as described herein, Southern Company's subsidiaries used the proceeds of the debt issuances shown in the table above for their redemptions and maturities shown in the table above, to repay short-term indebtedness, and for general corporate purposes, including their continuous construction programs and, for Southern Power, its growth strategy.
On March 8, 2016, Mississippi Power entered into an unsecured term loan agreement with a syndicate of financial institutions for an aggregate amount of $1.2 billion. Mississippi Power borrowed $900 million on March 8, 2016 under the term loan agreement and the remaining $300 million on October 7, 2016. Mississippi Power used the initial proceeds to repay $900 million in maturing bank loans on March 8, 2016 and the remaining $300 million to repay at maturity Mississippi Power's Series 2011A 2.35% Senior Notes due October 15, 2016. The term loan pursuant to this agreement matures on April 1, 2018 and bears interest based on one-month LIBOR.
In May 2016, Gulf Power entered into an 11-month floating rate bank loan bearing interest based on one-month LIBOR. This short-term loan was for $100 million aggregate principal amount and the proceeds were used to repay existing indebtedness and for working capital and other general corporate purposes.
Georgia Power's "Other Long-Term Debt Issuances" reflected in the table above include borrowings in June 2016 under the FFB Credit Facility in an aggregate principal amount of $300 million at a 2.571% interest rate through the final maturity date of February 20, 2044. The proceeds were used to reimburse Georgia Power for Eligible Project Costs relating to the construction of Plant Vogtle Units 3 and 4.
During the nine months ended September 30, 2016, Southern Power's subsidiaries incurred an additional $691 million of short-term borrowings pursuant to the Project Credit Facilities at a weighted average interest rate of 2.05%. Furthermore, in connection with the acquisition of a solar facility, a subsidiary of Southern Power assumed a $217 million construction loan, which was fully repaid prior to September 30, 2016. In addition, on October 14, 2016, Southern Power repaid at maturity $246 million of Project Credit Facility debt.
In June 2016, Southern Power issued €600 million aggregate principal amount of Series 2016A 1.00% Senior Notes due June 20, 2022 and €500 million aggregate principal amount of Series 2016B 1.85% Senior Notes due June 20, 2026. The proceeds are being allocated to renewable energy generation projects. Southern Power's obligations under its euro-denominated fixed-rate notes were effectively converted to fixed-rate U.S. dollars at issuance through cross-currency swaps, removing foreign currency exchange risk associated with the interest and principal payments. See

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SOUTHERN COMPANY AND SUBSIDIARY COMPANIES
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Note (H) to the Condensed Financial Statements under "Foreign Currency Derivatives" herein for additional information.
In September 2016, Southern Power repaid $80 million of an outstanding $400 million floating rate bank loan and extended the maturity date of the remaining $320 million from September 2016 to September 2018. In addition, Southern Power entered into a $60 million aggregate principal amount floating rate bank loan bearing interest based on one-month LIBOR due September 2017. The proceeds were used to repay existing indebtedness and for other general corporate purposes.
In September 2016, Southern Company Gas Capital issued $350 million aggregate principal amount of 2.45% Senior Notes due October 1, 2023 and $550 million aggregate principal amount of 3.95% Senior Notes due October 1, 2046, both of which are guaranteed by Southern Company Gas. The proceeds were used to repay a $360 million promissory note issued to Southern Company for the purpose of funding a portion of the purchase price for Southern Company Gas' 50% equity interest in SNG, to fund Southern Company Gas' purchase of Piedmont Natural Gas Company, Inc.'s (Piedmont) interest in SouthStar, to make a voluntary pension contribution, to repay at maturity $120 million aggregate principal amount of Series A Floating Rate Senior Notes due October 27, 2016, and for general corporate purposes. See Note (I) to the Condensed Financial Statements under "Southern CompanyInvestment in Southern Natural Gas" and " Acquisition of Remaining Interest in SouthStar" herein for additional information regarding Southern Company Gas' investment in SNG and purchase of Piedmont's interest in SouthStar, respectively.
In addition to any financings that may be necessary to meet capital requirements and contractual obligations, Southern Company and its subsidiaries plan to continue, when economically feasible, a program to retire higher-cost securities and replace these obligations with lower-cost capital if market conditions permit.

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PART I
Item 3. Quantitative and Qualitative Disclosures About Market Risk.
Other than the changes resulting from the Merger discussed below, during the nine months ended September 30, 2016, there were no material changes to Southern Company's, Alabama Power's, Georgia Power's, Gulf Power's, Mississippi Power's, or Southern Power's disclosures about market risk. For an in-depth discussion of each registrant's market risks, see MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Market Price Risk" of each registrant in Item 7 of the Form 10-K and Note 1 to the financial statements of each registrant under "Financial Instruments," Note 11 to the financial statements of Southern Company, Alabama Power, and Georgia Power, Note 10 to the financial statements of Gulf Power and Mississippi Power, and Note 9 to the financial statements of Southern Power in Item 8 of the Form 10-K. Also, see Note (C) and Note (H) to the Condensed Financial Statements herein for information relating to derivative instruments.
As a result of closing the Merger, the Southern Company system's exposure to market risks includes Southern Company Gas. Southern Company Gas is exposed to market risks, primarily commodity price risk, interest rate risk, and weather risk. Due to various cost recovery mechanisms, the natural gas distribution utilities of Southern Company Gas that sell natural gas directly to their end-use customers have limited exposure to market volatility of natural gas prices. Certain natural gas distribution utilities of Southern Company Gas manage fuel-hedging programs implemented per the guidelines of their respective state regulatory agencies to hedge the impact of market fluctuations in natural gas prices for customers. For the weather risk associated with Nicor Gas, Southern Company Gas has a corporate weather hedging program that utilizes weather derivatives to reduce the risk of lower operating margins potentially resulting from significantly warmer-than-normal weather. In addition, certain non-regulated operations routinely utilize various types of derivative instruments to economically hedge certain commodity price and weather risks inherent in the natural gas industry. These instruments include a variety of exchange-traded and over-the-counter energy contracts, such as forward contracts, futures contracts, options contracts, and swap agreements. Some of these economic hedge activities may not qualify, or are not designated, for hedge accounting treatment. If there is a significant change in the underlying market prices or pricing assumptions Southern Company uses to price the derivative assets or liabilities, such changes may have a significant impact on Southern Company's financial position, results of operations, and cash flows.
Item 4. Controls and Procedures.
(a)Evaluation of disclosure controls and procedures.
As of the end of the period covered by this Quarterly Report on Form 10-Q, Southern Company, Alabama Power, Georgia Power, Gulf Power, Mississippi Power, and Southern Power conducted separate evaluations under the supervision and with the participation of each company's management, including the Chief Executive Officer and the Chief Financial Officer, of the effectiveness of the design and operation of the disclosure controls and procedures (as defined in Sections 13a-15(e) and 15d-15(e) of the Securities Exchange Act of 1934, as amended). Based upon these evaluations, the Chief Executive Officer and the Chief Financial Officer, in each case, concluded that the disclosure controls and procedures are effective.
(b)Changes in internal controls over financial reporting.
Other than the changes resulting from the Merger discussed below, there have been no changes in Southern Company's, Alabama Power's, Georgia Power's, Gulf Power's, Mississippi Power's, or Southern Power's internal control over financial reporting (as such term is defined in Rules 13a-15(f) and 15d-15(f) under the Securities Exchange Act of 1934, as amended) during the third quarter 2016 that have materially affected or are reasonably likely to materially affect Southern Company's, Alabama Power's, Georgia Power's, Gulf Power's, Mississippi Power's, or Southern Power's internal control over financial reporting.
Southern Company completed the Merger on July 1, 2016, with Southern Company Gas surviving the Merger as a wholly-owned, direct subsidiary of Southern Company. Southern Company is currently in the process of integrating Southern Company Gas' operations and conducting control reviews pursuant to Section 404 of the Sarbanes-Oxley

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Act of 2002. See Note (I) to the Condensed Financial Statements under "Southern CompanyMerger with Southern Company Gas" herein for additional information regarding the Merger.

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ALABAMA POWER COMPANY

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ALABAMA POWER COMPANY
CONDENSED STATEMENTS OF INCOME (UNAUDITED)
 For the Three Months Ended September 30, For the Nine Months Ended September 30,
 2016 2015 2016 2015
 (in millions) (in millions)
Operating Revenues:       
Retail revenues$1,629
 $1,558
 $4,139
 $4,151
Wholesale revenues, non-affiliates82
 65
 211
 188
Wholesale revenues, affiliates18
 20
 49
 55
Other revenues56
 52
 162
 157
Total operating revenues1,785
 1,695
 4,561
 4,551
Operating Expenses:       
Fuel410
 408
 973
 1,061
Purchased power, non-affiliates63
 56
 139
 142
Purchased power, affiliates41
 51
 129
 153
Other operations and maintenance348
 371
 1,097
 1,140
Depreciation and amortization177
 163
 524
 481
Taxes other than income taxes96
 91
 286
 275
Total operating expenses1,135
 1,140
 3,148
 3,252
Operating Income650
 555
 1,413
 1,299
Other Income and (Expense):       
Allowance for equity funds used during construction7
 14
 23
 43
Interest expense, net of amounts capitalized(77) (71) (224) (205)
Other income (expense), net(5) (7) (16) (24)
Total other income and (expense)(75) (64) (217) (186)
Earnings Before Income Taxes575
 491
 1,196
 1,113
Income taxes221
 192
 466
 427
Net Income354
 299
 730
 686
Dividends on Preferred and Preference Stock4
 4
 13
 21
Net Income After Dividends on Preferred and Preference Stock$350
 $295
 $717
 $665

CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED)
 For the Three Months Ended September 30, For the Nine Months Ended September 30,
 2016 2015 2016 2015
 (in millions) (in millions)
Net Income$354
 $299
 $730
 $686
Other comprehensive income (loss):       
Qualifying hedges:       
Changes in fair value, net of tax of $-, $(4), $(1), and $(4),
respectively

 (6) (2) (6)
Reclassification adjustment for amounts included in net income,
net of tax of $1, $-, $2, and $1, respectively
1
 
 3
 1
Total other comprehensive income (loss)1
 (6) 1
 (5)
Comprehensive Income$355
 $293
 $731
 $681
The accompanying notes as they relate to Alabama Power are an integral part of these condensed financial statements.

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ALABAMA POWER COMPANY
CONDENSED STATEMENTS OF CASH FLOWS (UNAUDITED)
 For the Nine Months Ended September 30,
 2016 2015
 (in millions)
Operating Activities:   
Net income$730
 $686
Adjustments to reconcile net income to net cash provided from operating activities —   
Depreciation and amortization, total634
 585
Deferred income taxes267
 85
Allowance for equity funds used during construction(23) (43)
Other, net(23) 23
Changes in certain current assets and liabilities —   
-Receivables(4) (160)
-Fossil fuel stock18
 69
-Other current assets(46) (10)
-Accounts payable(113) (106)
-Accrued taxes203
 371
-Retail fuel cost over recovery(104) 81
-Other current liabilities(4) (2)
Net cash provided from operating activities1,535
 1,579
Investing Activities:   
Property additions(947) (938)
Nuclear decommissioning trust fund purchases(275) (349)
Nuclear decommissioning trust fund sales275
 349
Cost of removal, net of salvage(70) (41)
Change in construction payables(37) (48)
Other investing activities(28) (22)
Net cash used for investing activities(1,082) (1,049)
Financing Activities:   
Proceeds —   
Senior notes400
 975
Capital contributions from parent company253
 13
Pollution control revenue bonds
 80
Other long-term debt45
 
Redemptions and repurchases —

 
Preferred and preference stock
 (412)
Pollution control revenue bonds
 (134)
Senior notes(200) (250)
Payment of common stock dividends(574) (428)
Other financing activities(15) (38)
Net cash used for financing activities(91) (194)
Net Change in Cash and Cash Equivalents362
 336
Cash and Cash Equivalents at Beginning of Period194
 273
Cash and Cash Equivalents at End of Period$556
 $609
Supplemental Cash Flow Information:   
Cash paid (received) during the period for —   
Interest (net of $8 and $15 capitalized for 2016 and 2015, respectively)$215
 $192
Income taxes, net(70) 47
Noncash transactions — Accrued property additions at end of period84
 88
The accompanying notes as they relate to Alabama Power are an integral part of these condensed financial statements.

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ALABAMA POWER COMPANY
CONDENSED BALANCE SHEETS (UNAUDITED)
Assets At September 30, 2016 At December 31, 2015
  (in millions)
Current Assets:    
Cash and cash equivalents $556
 $194
Receivables —    
Customer accounts receivable 440
 332
Unbilled revenues 155
 119
Under recovered regulatory clause revenues 52
 43
Income taxes receivable, current 
 142
Other accounts and notes receivable 43
 20
Affiliated 30
 50
Accumulated provision for uncollectible accounts (9) (10)
Fossil fuel stock 220
 239
Materials and supplies 420
 398
Vacation pay 66
 66
Prepaid expenses 56
 83
Other regulatory assets, current 73
 115
Other current assets 9
 10
Total current assets 2,111
 1,801
Property, Plant, and Equipment:    
In service 25,800
 24,750
Less accumulated provision for depreciation 9,018
 8,736
Plant in service, net of depreciation 16,782
 16,014
Nuclear fuel, at amortized cost 345
 363
Construction work in progress 473
 801
Total property, plant, and equipment 17,600
 17,178
Other Property and Investments:    
Equity investments in unconsolidated subsidiaries 67
 71
Nuclear decommissioning trusts, at fair value 781
 737
Miscellaneous property and investments 105
 96
Total other property and investments 953
 904
Deferred Charges and Other Assets:    
Deferred charges related to income taxes 518
 522
Deferred under recovered regulatory clause revenues 87
 99
Other regulatory assets, deferred 1,070
 1,114
Other deferred charges and assets 118
 103
Total deferred charges and other assets 1,793
 1,838
Total Assets $22,457
 $21,721
The accompanying notes as they relate to Alabama Power are an integral part of these condensed financial statements.


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ALABAMA POWER COMPANY
CONDENSED BALANCE SHEETS (UNAUDITED)
Liabilities and Stockholder's Equity At September 30, 2016 At December 31, 2015
  (in millions)
Current Liabilities:    
Securities due within one year $236
 $200
Accounts payable —    
Affiliated 309
 278
Other 233
 410
Customer deposits 88
 88
Accrued taxes —    
Accrued income taxes 73
 
Other accrued taxes 125
 38
Accrued interest 69
 73
Accrued vacation pay 55
 55
Accrued compensation 97
 119
Liabilities from risk management activities 10
 55
Other regulatory liabilities, current 1
 240
Other current liabilities 65
 39
Total current liabilities 1,361
 1,595
Long-term Debt 6,859
 6,654
Deferred Credits and Other Liabilities:    
Accumulated deferred income taxes 4,505
 4,241
Deferred credits related to income taxes 67
 70
Accumulated deferred investment tax credits 112
 118
Employee benefit obligations 366
 388
Asset retirement obligations 1,501
 1,448
Other cost of removal obligations 695
 722
Other regulatory liabilities, deferred 95
 136
Deferred over recovered regulatory clause revenues 157
 
Other deferred credits and liabilities 56
 76
Total deferred credits and other liabilities 7,554
 7,199
Total Liabilities 15,774
 15,448
Redeemable Preferred Stock 85
 85
Preference Stock 196
 196
Common Stockholder's Equity:    
Common stock, par value $40 per share —    
Authorized — 40,000,000 shares    
Outstanding — 30,537,500 shares 1,222
 1,222
Paid-in capital 2,607
 2,341
Retained earnings 2,604
 2,461
Accumulated other comprehensive loss (31) (32)
Total common stockholder's equity 6,402
 5,992
Total Liabilities and Stockholder's Equity $22,457
 $21,721
The accompanying notes as they relate to Alabama Power are an integral part of these condensed financial statements.

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ALABAMA POWER COMPANY
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS



THIRD QUARTER 2016 vs. THIRD QUARTER 2015
AND
YEAR-TO-DATE 2016 vs. YEAR-TO-DATE 2015


OVERVIEW
Alabama Power operates as a vertically integrated utility providing electricity to retail and wholesale customers within its traditional service territory located within the State of Alabama in addition to wholesale customers in the Southeast.
Many factors affect the opportunities, challenges, and risks of Alabama Power's business of selling electricity. These factors include the ability to maintain a constructive regulatory environment, to maintain and grow energy sales, and to effectively manage and secure timely recovery of costs. These costs include those related to projected long-term demand growth, increasingly stringent environmental standards, reliability, fuel, capital expenditures, and restoration following major storms. Alabama Power has various regulatory mechanisms that operate to address cost recovery. Effectively operating pursuant to these regulatory mechanisms and appropriately balancing required costs and capital expenditures with customer prices will continue to challenge Alabama Power for the foreseeable future.
Alabama Power continues to focus on several key performance indicators. These indicators include customer satisfaction, plant availability, system reliability, and net income after dividends on preferred and preference stock. For additional information on these indicators, see MANAGEMENT'S DISCUSSION AND ANALYSIS – OVERVIEW – "Key Performance Indicators" of Alabama Power in Item 7 of the Form 10-K.
RESULTS OF OPERATIONS
Net Income
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions)
(% change)
(change in millions)
(% change)
$55 18.6 $52 7.8
Alabama Power's net income after dividends on preferred and preference stock for the third quarter 2016 was $350 million compared to $295 million for the corresponding period in 2015. The increase in net income was related to an increase in revenue primarily due to warmer weather in the third quarter 2016 as compared to the corresponding period in 2015, an increase in retail revenues under Rate CNP Compliance, and a decrease in non-fuel operations and maintenance expenses. These increases to income were partially offset by a decrease in AFUDC and an increase in depreciation and amortization.
Alabama Power's net income after dividends on preferred and preference stock for year-to-date 2016 was $717 million compared to $665 million for the corresponding period in 2015. The increase was primarily related to an increase in retail revenues under Rate CNP Compliance and decreases in non-fuel operations and maintenance expenses and dividends on preferred and preference stock for year-to-date 2016 compared to the corresponding period in 2015. These increases to income were partially offset by a decrease in AFUDC and increases in interest expense and depreciation and amortization.

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ALABAMA POWER COMPANY
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS



Retail Revenues
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$71 4.6 $(12) (0.3)
In the third quarter 2016, retail revenues were $1.63 billion compared to $1.56 billion for the corresponding period in 2015. For year-to-date 2016, retail revenues were $4.14 billion compared to $4.15 billion for the corresponding period in 2015.
Details of the changes in retail revenues were as follows:
 Third Quarter 2016
Year-to-Date 2016
 (in millions)
(% change)
(in millions)
(% change)
Retail – prior year$1,558
   $4,151
  
Estimated change resulting from –       
Rates and pricing42
 2.7
 119
 2.9
Sales growth (decline)(14) (0.9) (15) (0.4)
Weather52
 3.4
 5
 0.1
Fuel and other cost recovery(9) (0.6) (121) (2.9)
Retail – current year$1,629
 4.6% $4,139
 (0.3)%
Revenues associated with changes in rates and pricing increased in the third quarter and year-to-date 2016 when compared to the corresponding periods in 2015 primarily due to increased revenues under Rate CNP Compliance associated with increases in the average net investments. See Note 3 to the financial statements of Alabama Power under "Retail Regulatory Matters" in Item 8 of the Form 10-K for additional information.
Revenues attributable to changes in sales declined in the third quarter and year-to-date 2016 when compared to the corresponding periods in 2015. Industrial KWH sales decreased 6.3% and 5.1% for the third quarter and year-to-date 2016, respectively, when compared to the corresponding periods in 2015 as a result of a decrease in demand resulting from changes in production levels primarily in the primary metals, chemicals, pipelines, paper, and stone, clay, and glass sectors. A strong dollar, low oil prices, and weak global economic conditions have constrained growth in the industrial sector. Weather-adjusted residential KWH sales decreased 2.4% for the third quarter 2016 due to lower customer usage primarily resulting from an increase in efficiency improvements in residential appliances and lighting, partially offset by customer growth, and remained relatively flat year-to-date 2016. Weather-adjusted commercial KWH sales remained relatively flat for the third quarter and year-to-date 2016.
Revenues resulting from changes in weather increased in the third quarter 2016 due to warmer weather experienced in Alabama Power's service territory compared to the corresponding period in 2015. For the third quarter 2016, the resulting increases were 6.2% and 2.3% for residential and commercial sales revenue, respectively.
Fuel and other cost recovery revenues decreased in the third quarter 2016 when compared to the corresponding period in 2015 primarily due to a decrease in the average cost of fuel. Fuel and other cost recovery revenues decreased year-to-date 2016 when compared to the corresponding period in 2015 primarily due to a decrease in KWH generation and a decrease in the average cost of fuel. Electric rates include provisions to recognize the full recovery of fuel costs, purchased power costs, PPAs certificated by the Alabama PSC, and costs associated with the natural disaster reserve. Under these provisions, fuel and other cost recovery revenues generally equal fuel and other cost recovery expenses and do not affect net income. See Note 3 to the financial statements of Alabama Power under "Retail Regulatory Matters" in Item 8 of the Form 10-K for additional information.

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ALABAMA POWER COMPANY
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS



Wholesale Revenues Non-Affiliates
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$17 26.2 $23 12.2
Wholesale revenues from sales to non-affiliates will vary depending on fuel prices, the market prices of wholesale energy compared to the cost of Alabama Power's and the Southern Company system's generation, demand for energy within the Southern Company system's electric service territory, and the availability of the Southern Company system's generation. Increases and decreases in energy revenues that are driven by fuel prices are accompanied by an increase or decrease in fuel costs and do not affect net income.
In the third quarter 2016, wholesale revenues from sales to non-affiliates were $82 million compared to $65 million for the corresponding period in 2015. The increase was primarily due to a 45.3% increase in KWH sales as the result of a new wholesale contract effective December 2015, partially offset by a 13.4% decrease in the price of energy as a result of lower gas prices. For year-to-date 2016, wholesale revenues from sales to non-affiliates were $211 million compared to $188 million for the corresponding period in 2015. The increase was primarily due to a 29.7% increase in KWH sales as a result of a new wholesale contract effective December 2015, partially offset by a 13.1% decrease in the price of energy as a result of lower gas prices.
Fuel and Purchased Power Expenses
  Third Quarter 2016
vs.
Third Quarter 2015
 Year-to-Date 2016
vs.
Year-to-Date 2015
  (change in millions)
(% change) (change in millions) (% change)
Fuel $2
 0.5 $(88) (8.3)
Purchased power – non-affiliates 7
 12.5 (3) (2.1)
Purchased power – affiliates (10) (19.6) (24) (15.7)
Total fuel and purchased power expenses $(1)   $(115)  
For year-to-date 2016, fuel and purchased power expenses were $1.24 billion compared to $1.36 billion for the corresponding period in 2015. The decrease was primarily due to a $56 million decrease related to the average cost of fuel, a $43 million decrease related to the average cost of purchased power, and a $35 million decrease related to the volume of KWHs generated. These decreases were partially offset by a $19 million increase in the volume of KWHs purchased.
Fuel and purchased power energy transactions do not have a significant impact on earnings since energy expenses are generally offset by energy revenues through Alabama Power's energy cost recovery clause. Alabama Power, along with the Alabama PSC, continuously monitors the under/over recovered balance to determine whether adjustments to billing rates are required. See Note 3 to the financial statements of Alabama Power under "Retail Regulatory Matters – Rate ECR" in Item 8 of the Form 10-K for additional information.

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FINANCIAL CONDITION AND RESULTS OF OPERATIONS



Details of Alabama Power's generation and purchased power were as follows:
 Third Quarter 2016 Third Quarter 2015 Year-to-Date 2016
Year-to-Date 2015
Total generation (in billions of KWHs)
18 17 46 46
Total purchased power (in billions of KWHs)
2 2 6 5
Sources of generation (percent) —
       
Coal59 61 51 56
Nuclear22 23 24 23
Gas18 14 19 16
Hydro1 2 6 5
Cost of fuel, generated (in cents per net KWH) 
       
Coal2.73 2.79 2.80 2.85
Nuclear0.77 0.81 0.78 0.81
Gas2.85 3.11 2.62 3.08
Average cost of fuel, generated (in cents per net KWH)(a)
2.32 2.39 2.25 2.40
Average cost of purchased power (in cents per net KWH)(b)
5.70 6.90 4.81 5.56
(a)
KWHs generated by hydro are excluded from the average cost of fuel, generated.
(b)
Average cost of purchased power includes fuel, energy, and transmission purchased by Alabama Power for tolling agreements where power is generated by the provider.
Fuel
For year-to-date 2016, fuel expense was $0.97 billion compared to $1.06 billion for the corresponding period in 2015. The decrease was primarily due to a 14.9% decrease in the average cost of natural gas per KWH generated, which excludes fuel associated with tolling agreements, and a 10.4% decrease in the volume of KWHs generated by coal, partially offset by a 17.4% increase in the volume of KWHs generated by natural gas.
Purchased Power – Non-Affiliates
In the third quarter 2016, purchased power expense from non-affiliates was $63 million compared to $56 million for the corresponding period in 2015. The increase was primarily due to a 47.8% increase in the amount of energy purchased as a result of lower cost generation, partially offset by a 23.5% decrease in the average cost of purchased power per KHW due to a decrease in transmission capacity charges.
Energy purchases from non-affiliates will vary depending on the market prices of wholesale energy as compared to the cost of the Southern Company system's generation, demand for energy within the Southern Company system's electric service territory, and the availability of the Southern Company system's generation.
Purchased Power – Affiliates
In the third quarter 2016, purchased power expense from affiliates was $41 million compared to $51 million for the corresponding period in 2015. The decrease was primarily due to a 14.4% decrease in the average cost of purchased power per KWH as a result of lower capacity charges and a 4.4% decrease in the amount of energy purchased due to the availability of lower cost energy.
For year-to-date 2016, purchased power expense from affiliates was $129 million compared to $153 million for the corresponding period in 2015. The decrease was primarily related to a 17.3% decrease in the average cost of purchased power per KWH as a result of lower natural gas prices.

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Energy purchases from affiliates will vary depending on demand for energy and the availability and cost of generating resources at each company within the Southern Company system. These purchases are made in accordance with the IIC or other contractual agreements, as approved by the FERC.
Other Operations and Maintenance Expenses
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$(23) (6.2) $(43) (3.8)
In the third quarter 2016, other operations and maintenance expenses were $348 million compared to $371 million for the corresponding period in 2015. The decrease was primarily due to a net decrease of $8 million in employee compensation and benefits, including pension costs. In addition, scheduled other power generation outage costs and uncollectible customer account expenses decreased $8 million and $3 million, respectively.
For year-to-date 2016, other operations and maintenance expenses were $1.10 billion compared to $1.14 billion for the corresponding period in 2015. The decrease was primarily due to a net decrease of $22 million in employee compensation and benefits, including pension costs. In addition, scheduled steam and other power generation outage costs decreased $18 million.
See Note (F) to the Condensed Financial Statements herein for additional information related to pension costs.
Depreciation and Amortization
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$14 8.6 $43 8.9
In the third quarter 2016, depreciation and amortization was $177 million compared to $163 million for the corresponding period in 2015. For year-to-date 2016, depreciation and amortization was $524 million compared to $481 million for the corresponding period in 2015. These increases were primarily the result of an increase in depreciation of compliance related steam equipment. See Note 3 to the financial statements of Alabama Power under "Retail Regulatory Matters – Rate CNP" in Item 8 of the Form 10-K for additional information.
Taxes Other Than Income Taxes
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$5 5.5 $11 4.0
In the third quarter 2016, taxes other than income taxes were $96 million compared to $91 million for the corresponding period in 2015. For year-to-date 2016, taxes other than income taxes were $286 million compared to $275 million for the corresponding period in 2015. These increases were primarily due to increases in state and municipal utility license tax bases and increases in ad valorem taxes primarily due to an increase in assessed value of property.

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Construction Program
Construction continues on Plant Vogtle Units 3 and 4 (45.7% ownership interest by Georgia Power in the two units, each with approximately 1,100 MWs) and Mississippi Power's 582-MW Kemper IGCC. See RESULTS OF OPERATIONS – "Estimated Loss on Kemper IGCC," FUTURE EARNINGS POTENTIAL – "Construction Program," and Note (B) to the Condensed Financial Statements under "Retail Regulatory MattersGeorgia PowerNuclear Construction" and "Integrated Coal Gasification Combined Cycle" herein for additional information. For information about Southern Power's acquisitions and construction of renewable energy facilities, see Note (I) to the Condensed Financial Statements under "Southern Power" herein.

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Key Performance Indicators
Southern Company continues to focus on several key performance indicators. These indicators include customer satisfaction, plant availability, system reliability, execution of major construction projects, and earnings per share. For additional information on these indicators, see MANAGEMENT'S DISCUSSION AND ANALYSIS – OVERVIEW – "Key Performance Indicators" of Southern Company in Item 7 of the Form 10-K.
RESULTS OF OPERATIONS
Net Income
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$171 17.8 $130 6.2
Consolidated net income attributable to Southern Company was $1.1 billion ($1.17 per share) for the third quarter 2016 compared to $959 million ($1.05 per share) for the third quarter 2015. The increase was primarily the result of an increase in retail electric revenues resulting from warmer weather and base rate increases, a decrease in income taxes primarily from income tax benefits at Southern Power, and lower charges related to revisions of the estimated costs expected to be incurred on Mississippi Power's construction of the Kemper IGCC, partially offset by increases in interest expense, depreciation and amortization, and non-fuel operations and maintenance expenses. See Note (B) to the Condensed Financial Statements under "Integrated Coal Gasification Combined Cycle" herein for additional information.
Consolidated net income attributable to Southern Company was $2.2 billion ($2.37 per share) for year-to-date 2016 compared to $2.1 billion ($2.30 per share) for the corresponding period in 2015. The increase was primarily the result of an increase in retail electric revenues resulting from base rate increases as well as the 2015 correction of a Georgia Power billing error and a decrease in income taxes primarily from income tax benefits at Southern Power, partially offset by increases in interest expense and depreciation and amortization.
Although several individual income statement line items reflect variances resulting from the Merger on July 1, 2016 and the acquisition of PowerSecure International, Inc. (PowerSecure) on May 9, 2016, consolidated net income for the third quarter and year-to-date 2016 was not significantly impacted by these transactions.
See Note (I) to the Condensed Financial Statements under "Southern Company" herein for additional information on the Merger and the acquisition of PowerSecure.
Retail Electric Revenues
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$107 2.3 $(26) (0.2)
In the third quarter 2016, retail electric revenues were $4.8 billioncompared to $4.7 billion for the corresponding period in 2015. For year-to-date 2016, retail electric revenues decreased slightly compared to the corresponding period in 2015.

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Details of the changes in retail electric revenues were as follows:
 Third Quarter 2016 Year-to-Date 2016
 (in millions) (% change) (in millions) (% change)
Retail electric – prior year$4,701
   $11,958
  
Estimated change resulting from –       
Rates and pricing84
 1.8
 379
 3.2
Sales growth (decline)(18) (0.4) (14) (0.1)
Weather169
 3.6
 82
 0.7
Fuel and other cost recovery(128) (2.7) (473) (4.0)
Retail electric – current year$4,808
 2.3 % $11,932
 (0.2)%
Revenues associated with changes in rates and pricing increased in the third quarter and year-to-date 2016 when compared to the corresponding periods in 2015 primarily due to increases in base tariffs at Georgia Power under the 2013 ARP and the NCCR tariff and increased revenues at Alabama Power under Rate CNP Compliance, all effective January 1, 2016. Also contributing to the increase in rates and pricing for year-to-date 2016 was the 2015 correction of a Georgia Power billing error to a small number of large commercial and industrial customers and the implementation of rates at Mississippi Power for certain Kemper IGCC in-service assets, effective September 2015.
See Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Alabama Power," "Retail Regulatory Matters Georgia Power Rate Plans" and " – Nuclear Construction," and "Integrated Coal Gasification Combined Cycle – Rate Recovery of Kemper IGCC Costs" in Item 8 of the Form 10-K and Note (B) to the Condensed Financial Statements herein for additional information.
Revenues attributable to changes in sales decreased in the third quarter 2016 when compared to the corresponding period in 2015. Industrial KWH sales decreased 3.3% in the third quarter 2016 primarily in the primary metals, paper, chemicals, pipelines, and stone, clay, and glass sectors. A strong dollar, low oil prices, and weak global economic conditions have constrained growth in the industrial sector. Weather-adjusted commercial KWH sales decreased 0.7% in the third quarter 2016 primarily due to decreased customer usage resulting from an increase in energy saving initiatives, partially offset by customer growth. Weather-adjusted residential KWH sales decreased 0.4% in the third quarter 2016 primarily due to decreased customer usage primarily resulting from an increase in multi-family housing and efficiency improvements in residential appliances and lighting, partially offset by customer growth.
Revenues attributable to changes in sales decreased for year-to-date 2016 when compared to the corresponding period in 2015. Industrial KWH sales decreased 2.1% for year-to-date 2016 primarily in the primary metals, chemicals, pipelines, and stone, clay, and glass sectors. A strong dollar, low oil prices, and weak global economic conditions have constrained growth in the industrial sector. Weather-adjusted commercial KWH sales decreased 0.6% for year-to-date 2016 primarily due to decreased customer usage resulting from an increase in energy saving initiatives, partially offset by customer growth. Weather-adjusted residential KWH sales increased 0.2% for year-to-date 2016 due to customer growth, partially offset by decreased customer usage primarily resulting from an increase in multi-family housing and efficiency improvements in residential appliances and lighting.
In the first quarter 2015, Mississippi Power updated the methodology to estimate the unbilled revenue allocation among customer classes. This change did not have a significant impact on net income. The KWH sales variances discussed above reflect an adjustment to the estimated allocation of Mississippi Power's unbilled first quarter 2015 KWH sales among customer classes that is consistent with the actual allocation in 2016. Without this adjustment, year-to-date 2016 weather-adjusted residential sales increased 0.3%, weather-adjusted commercial sales decreased 0.5%, and industrial KWH sales decreased 2.0% as compared to the corresponding period in 2015.
Fuel and other cost recovery revenues decreased $128 million and $473 million in the third quarter and year-to-date 2016, respectively, when compared to the corresponding periods in 2015 primarily due to a decrease in fuel prices. Electric rates for the traditional electric operating companies include provisions to adjust billings for fluctuations in

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fuel costs, including the energy component of purchased power costs. Under these provisions, fuel revenues generally equal fuel expenses, including the energy component of PPA costs, and do not affect net income. The traditional electric operating companies each have one or more regulatory mechanisms to recover other costs such as environmental and other compliance costs, storm damage, new plants, and PPA capacity costs.
Wholesale Electric Revenues
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$93 17.9 $20 1.4
Wholesale electric revenues consist of PPAs primarily with investor-owned utilities and electric cooperatives and short-term opportunity sales. Wholesale electric revenues from PPAs (other than solar and wind PPAs) have both capacity and energy components. Capacity revenues reflect the recovery of fixed costs and a return on investment. Energy revenues will vary depending on fuel prices, the market prices of wholesale energy compared to the Southern Company system's generation, demand for energy within the Southern Company system's electric service territory, and the availability of the Southern Company system's generation. Increases and decreases in energy revenues that are driven by fuel prices are accompanied by an increase or decrease in fuel costs and do not have a significant impact on net income. Solar and wind PPAs do not have a capacity charge and customers purchase the energy output of a dedicated renewable facility through an energy charge. Wholesale electric revenues at Mississippi Power include FERC-regulated municipal and rural association sales as well as market-based sales. Short-term opportunity sales are made at market-based rates that generally provide a margin above the Southern Company system's variable cost to produce the energy.
In the third quarter 2016, wholesale electric revenues were $613 million compared to $520 million for the corresponding period in 2015. This increase was primarily related to a $121 million increase in energy revenues, partially offset by a $28 million decrease in capacity revenues. For year-to-date 2016, wholesale electric revenues were $1.46 billion compared to $1.44 billion for the corresponding period in 2015. This increase was primarily related to a $112 million increase in energy revenues, partially offset by a $92 million decrease in capacity revenues. The increases in energy revenues were primarily due to an increase in short-term sales and renewable energy sales at Southern Power, partially offset by lower fuel prices. The decreases in capacity revenues were primarily due to the elimination in consolidation of a Southern Power PPA that was remarketed from a third party to Georgia Power in January 2016, the expiration of Plant Scherer Unit 3 power sales agreements at Gulf Power, and the expiration of wholesale contracts at Georgia Power, partially offset by an increase due to a new wholesale contract at Alabama Power. Additionally, the year-to-date 2016 decrease in capacity revenues was due to unit retirements at Georgia Power.
See FUTURE EARNINGS POTENTIAL – "Regulatory MattersGulf Power" herein for additional information regarding the expiration of long-term sales agreements at Gulf Power for Plant Scherer Unit 3, which will impact future wholesale earnings, and Gulf Power's request to rededicate its ownership interest in Scherer Unit 3 to the retail jurisdiction.
Other Electric Revenues
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$12 7.1 $35 7.1
For year-to-date 2016, other electric revenues were $529 million compared to $494 million for the corresponding period in 2015. The increase was primarily due to increases in customer temporary facilities services revenues, outdoor lighting revenues, and solar application fee revenues at Georgia Power.

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Natural Gas Revenues
Natural gas revenues represent sales from the seven natural gas distribution utilities and certain non-regulated operations of Southern Company Gas. Following the Merger, $518 million of natural gas revenues are included in the consolidated statements of income for the third quarter and year-to-date 2016.
See Note (I) to the Condensed Financial Statements under "Southern CompanyMerger with Southern Company Gas" herein for additional information.
Other Revenues
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$133 N/M $247 N/M
N/M - Not meaningful
In the third quarter 2016, other revenues were $144 million compared to $11 million for the corresponding period in 2015. For year-to-date 2016, other revenues were $281 million compared to $34 million for the corresponding period in 2015. These increases were primarily due to $91 million and $150 million for the third quarter and year-to-date 2016, respectively, of revenues from products and services at PowerSecure, which was acquired on May 9, 2016, and $25 million of revenues from gas marketing products and services at Southern Company Gas following the Merger. Additionally, for the third quarter and year-to-date 2016, revenues from certain non-regulated sales of products and services by the traditional electric operating companies of $17 million and $63 million, respectively, were reclassified as other revenues for consistency of presentation on a consolidated basis. In prior periods, these revenues were included in other income (expense), net.
See Note (I) to the Condensed Financial Statements under "Southern Company" herein for additional information on the Merger and the acquisition of PowerSecure.
Fuel and Purchased Power Expenses
 Third Quarter 2016
vs.
Third Quarter 2015
 Year-to-Date 2016
vs.
Year-to-Date 2015
 (change in millions) (% change) (change in millions) (% change)
Fuel$(120) (7.9) $(598) (15.2)
Purchased power34
 17.6 74
 14.6
Total fuel and purchased power expenses$(86)   $(524)  
In the third quarter 2016, total fuel and purchased power expenses were $1.6 billion compared to $1.7 billion for the corresponding period in 2015. The decrease was primarily the result of a $209 million decrease in the average cost of fuel and purchased power primarily due to lower coal prices, partially offset by a $123 million increase in the volume of KWHs generated and purchased.
For year-to-date 2016, total fuel and purchased power expenses were $3.9 billion compared to $4.4 billion for the corresponding period in 2015. The decrease was primarily the result of a $573 million decrease in the average cost of fuel and purchased power primarily due to lower coal and natural gas prices, partially offset by a $49 million net increase in the volume of KWHs generated and purchased.
Fuel and purchased power energy transactions at the traditional electric operating companies are generally offset by fuel revenues and do not have a significant impact on net income. See FUTURE EARNINGS POTENTIAL – "Regulatory MattersFuel Cost Recovery" herein for additional information. Fuel expenses incurred under Southern Power's PPAs are generally the responsibility of the counterparties and do not significantly impact net income.

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Details of the Southern Company system's generation and purchased power were as follows:
 Third Quarter 2016 Third Quarter
2015
 Year-to-Date 2016 Year-to-Date 2015
Total generation (in billions of KWHs)
56 53 145 146
Total purchased power (in billions of KWHs)
5 4 13 10
Sources of generation (percent) —
       
Coal38 40 33 37
Nuclear15 15 16 16
Gas44 43 46 44
Hydro1 1 3 2
Other Renewables2 1 2 1
Cost of fuel, generated (in cents per net KWH) 
       
Coal2.97 3.86 3.10 3.65
Nuclear0.81 0.84 0.82 0.78
Gas2.74 2.71 2.40 2.72
Average cost of fuel, generated (in cents per net KWH)
2.54 2.90 2.38 2.78
Average cost of purchased power (in cents per net KWH)(*)
5.57 5.95 5.31 6.13
(*)Average cost of purchased power includes fuel purchased by the Southern Company system for tolling agreements where power is generated by the provider.
Fuel
In the third quarter 2016, fuel expense was $1.4 billion compared to $1.5 billion for the corresponding period in 2015. The decrease was primarily due to a 23.1% decrease in the average cost of coal per KWH generated, partially offset by an 8.7% increase in the volume of KWHs generated by natural gas.
For year-to-date 2016, fuel expense was $3.3 billion compared to $3.9 billion for the corresponding period in 2015. The decrease was primarily due to a 15.1% decrease in the average cost of coal per KWH generated, an 11.9% decrease in the volume of KWHs generated by coal, and an 11.8% decrease in the average cost of natural gas per KWH generated, partially offset by a 6.1% increase in the volume of KWHs generated by natural gas.
Purchased Power
In the third quarter 2016, purchased power expense was $227 million compared to $193 million for the corresponding period in 2015. The increase was primarily due to a 24.1% increase in the volume of KWHs purchased, partially offset by a 6.4% decrease in the average cost per KWH purchased, primarily as a result of lower fuel prices.
For year-to-date 2016, purchased power expense was $581 million compared to $507 million for the corresponding period in 2015. The increase was primarily due to a 29.4% increase in the volume of KWHs purchased, partially offset by a 13.4% decrease in the average cost per KWH purchased, primarily as a result of lower fuel prices.
Energy purchases will vary depending on demand for energy within the Southern Company system's electric service territory, the market prices of wholesale energy as compared to the cost of the Southern Company system's generation, and the availability of the Southern Company system's generation.

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Cost of Natural Gas
Cost of natural gas represents the cost of natural gas sold by the seven natural gas distribution utilities and certain non-regulated operations of Southern Company Gas. Following the Merger, $133 million of natural gas costs is included in the consolidated statements of income for the third quarter and year-to-date 2016.
See Note (I) to the Condensed Financial Statements under "Southern CompanyMerger with Southern Company Gas" herein for additional information.
Cost of Other Sales
In the third quarter and year-to-date 2016, cost of other sales were $84 million and $161 million, respectively. These costs were primarily related to sales of products and services by PowerSecure, which was acquired on May 9, 2016, of $69 million and $111 million for the third quarter and year-to-date 2016, respectively. Additionally, for the third quarter and year-to-date 2016, costs of $11 million and $43 million, respectively, related to certain non-regulated sales of products and services by the traditional electric operating companies were reclassified as cost of other sales for consistency of presentation on a consolidated basis. In prior periods, these costs were included in other income (expense), net.
See "Other Revenues" herein and Note (I) to the Condensed Financial Statements under "Southern CompanyAcquisition of PowerSecure International, Inc." herein for additional information.
Other Operations and Maintenance Expenses
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$314 28.6 $296 8.9
In the third quarter 2016, other operations and maintenance expenses were $1.4 billion compared to $1.1 billion for the corresponding period in 2015. The increase was primarily related to $251 million in operations and maintenance expenses at Southern Company Gas following the Merger, a $26 million charge in connection with an employee attrition plan at Georgia Power, a $19 million increase in transmission and distribution expenses primarily related to overhead line maintenance at Georgia Power, $18 million in operations and maintenance expenses at PowerSecure, and a $9 million increase at Southern Power associated with new solar and wind facilities placed in service in 2015 and 2016, partially offset by an $11 million net decrease in employee compensation and benefits, including pension costs.
For year-to-date 2016, other operations and maintenance expenses were $3.6 billion compared to $3.3 billion for the corresponding period in 2015. The increase was primarily due to $251 million in operations and maintenance expenses at Southern Company Gas following the Merger, $28 million in operations and maintenance expenses at PowerSecure since the acquisition closed on May 9, 2016, a $28 million increase in transaction fees related to the Merger and the acquisition of PowerSecure, a $27 million increase in transmission and distribution expenses primarily related to overhead line maintenance and integrated transmission system billings at Georgia Power, a $26 million charge in connection with an employee attrition plan at Georgia Power, and a $22 million increase at Southern Power associated with new solar and wind facilities placed in service in 2015 and 2016. The increase was partially offset by a $53 million decrease in scheduled outage and maintenance costs at generation facilities and a $48 million net decrease in employee compensation and benefits, including pension costs.
See Note (F) to the Condensed Financial Statements herein for additional information related to pension costs and Note (I) to the Condensed Financial Statements under "Southern Company" herein for additional information related to the Merger and the acquisition of PowerSecure.

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Depreciation and Amortization
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$167 31.6 $290 19.1
In the third quarter 2016, depreciation and amortization was $695 million compared to $528 million for the corresponding period in 2015. For year-to-date 2016, depreciation and amortization was $1.8 billion compared to $1.5 billion for the corresponding period in 2015. Following the Merger, $116 million in depreciation and amortization for Southern Company Gas is included in the consolidated financial statements for the third quarter and year-to-date 2016. Additionally, the increases were due to additional plant in service at the traditional electric operating companies and Southern Power.
See Note (I) to the Condensed Financial Statements under "Southern CompanyMerger with Southern Company Gas" herein for additional information.
Taxes Other Than Income Taxes
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$45 17.0 $60 7.9
In the third quarter 2016, taxes other than income taxes were $309 million compared to $264 million for the corresponding period in 2015. For year-to-date 2016, taxes other than income taxes were $821 million compared to $761 million for the corresponding period in 2015. Following the Merger, $29 million in taxes other than income taxes associated with Southern Company Gas is included in the consolidated financial statements for the third quarter and year-to-date 2016. Additionally, property taxes at the traditional electric operating companies increased for the third quarter and year-to-date 2016 primarily due to an increase in the assessed value of property.
See Note (I) to the Condensed Financial Statements under "Southern CompanyMerger with Southern Company Gas" herein for additional information.
Estimated Loss on Kemper IGCC
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$(62) (41.3) $40 22.0
In the third quarter 2016 and 2015, estimated probable losses on the Kemper IGCC of $88 million and $150 million, respectively, were recorded at Southern Company. For year-to-date 2016 and 2015, estimated probable losses on the Kemper IGCC of $222 million and $182 million, respectively, were recorded at Southern Company. These losses reflect revisions of estimated costs expected to be incurred on Mississippi Power's construction of the Kemper IGCC in excess of the $2.88 billion cost cap established by the Mississippi PSC, net of $245 million of grants awarded to the project by the DOE under the Clean Coal Power Initiative Round 2 (Initial DOE Grants) and excluding the cost of the lignite mine and equipment, the cost of the CO2 pipeline facilities, AFUDC, and certain general exceptions, including change of law, force majeure, and beneficial capital (which exists when Mississippi Power demonstrates that the purpose and effect of the construction cost increase is to produce efficiencies that will result in a neutral or favorable effect on customers relative to the original proposal for the CPCN) (Cost Cap Exceptions). See FUTURE EARNINGS POTENTIAL – "Construction ProgramIntegrated Coal Gasification Combined Cycle" and Note (B) to the Condensed Financial Statements under "Integrated Coal Gasification Combined Cycle" herein for additional information.

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Interest Expense, Net of Amounts Capitalized
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$156 71.6 $301 49.2
In the third quarter 2016, interest expense, net of amounts capitalized was $374 million compared to $218 million in the corresponding period in 2015. For year-to-date 2016, interest expense, net of amounts capitalized was $913 million compared to $612 million in the corresponding period in 2015. These increases were primarily due to an increase in average outstanding long-term debt primarily related to the financing of the Merger. In addition, following the Merger, $39 million in interest expense of Southern Company Gas is included in the consolidated financial statements for the third quarter and year-to-date 2016. Also contributing to the year-to-date 2016 increase was the May 2015 termination of an asset purchase agreement between Mississippi Power and SMEPA and the resulting reversal of accrued interest on related deposits.
See Note (E) to the Condensed Financial Statements herein for additional information.
Other Income (Expense), Net
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$42 N/M $3 7.3
N/M - Not meaningful
In the third quarter 2016, other income (expense), net was $21 million compared to $(21) million for the corresponding period in 2015. For year-to-date 2016, other income (expense), net was $(38) million compared to $(41) million for the corresponding period in 2015. Following the Merger, $38 million in other income of Southern Company Gas is included in the consolidated financial statements for the third quarter and year-to-date 2016, primarily related to $27 million of earnings from the equity method investment in Southern Natural Gas Company, L.L.C. (SNG) in September 2016. Additionally, in the third quarter 2016, revenues and costs associated with certain non-regulated sales of products and services by the traditional electric operating companies were reclassified to other revenues and cost of other sales for consistency of presentation on a consolidated basis following the PowerSecure acquisition. For the third quarter and year-to-date 2016, net amounts reclassified were $6 million and $20 million, respectively. The year-to-date 2016 increase was partially offset by fees associated with the Bridge Agreement for the Merger.
See "Other Revenues" and "Cost of Other Sales" herein and Note (I) to the Condensed Financial Statements under "Southern Company" herein for additional information. Also see Note 12 to the financial statements of Southern Company under "Southern Company – Merger Financing" in Item 8 of the Form 10-K for additional information.
Income Taxes
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$(52) (10.4) $(134) (12.5)
In the third quarter 2016, income taxes were $448 million compared to $500 million for the corresponding period in 2015. The decrease was primarily due to increased federal income tax benefits from ITCs and PTCs at Southern Power, partially offset by a reduction in tax benefits related to the estimated probable losses on Mississippi Power's construction of the Kemper IGCC and an increase in pre-tax earnings.
For year-to-date 2016, income taxes were $942 million compared to $1.1 billion for the corresponding period in 2015. The decrease was primarily due to increased federal income tax benefits from ITCs and PTCs at Southern

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Power, partially offset by an increase in pre-tax earnings and an increase related to state income tax benefits realized in 2015.
See Note (G) to the Condensed Financial Statements herein for additional information.
FUTURE EARNINGS POTENTIAL
The results of operations discussed above are not necessarily indicative of Southern Company's future earnings potential. The level of Southern Company's future earnings depends on numerous factors that affect the opportunities, challenges, and risks of the Southern Company system's primary business of selling electricity and, as a result of closing the Merger, the distribution of natural gas. These factors include the traditional electric operating companies' and Southern Company Gas' ability to maintain a constructive regulatory environment that allows for the timely recovery of prudently-incurred costs during a time of increasing costs and the completion and subsequent operation of the Kemper IGCC and Plant Vogtle Units 3 and 4 as well as other ongoing construction projects. Other major factors include the profitability of Southern Power's competitive wholesale business and successful additional investments in renewable and other energy projects. Future earnings for the electricity and natural gas businesses in the near term will depend, in part, upon maintaining and growing sales and customers which are subject to a number of factors. These factors include weather, competition, new energy contracts with other utilities and other wholesale customers, energy conservation practiced by customers, the use of alternative energy sources by customers, the prices of electricity and natural gas, the price elasticity of demand, and the rate of economic growth or decline in the service territory. In addition, the level of future earnings for the wholesale electric business also depends on numerous factors including regulatory matters, creditworthiness of customers, total generating capacity available and related costs, future acquisitions and construction of generating facilities, the impact of tax credits from renewable energy projects, and the successful remarketing of capacity as current contracts expire. Demand for electricity and natural gas is primarily driven by economic growth. The pace of economic growth and electricity and natural gasdemand may be affected by changes in regional and global economic conditions, which may impact future earnings.
Volatility of natural gas prices has a significant impact on Southern Company Gas' customer rates, long-term competitive position against other energy sources, and the ability of Southern Company Gas' gas marketing services and wholesale gas services businesses to capture value from locational and seasonal spreads. Additionally, changes in commodity prices subject a significant portion of Southern Company Gas' operations to earnings variability.
As part of its ongoing effort to adapt to changing market conditions, Southern Company continues to evaluate and consider a wide array of potential business strategies. These strategies may include business combinations, partnerships, and acquisitions involving other utility or non-utility businesses or properties, disposition of certain assets, internal restructuring, or some combination thereof. Furthermore, Southern Company may engage in new business ventures that arise from competitive and regulatory changes in the utility industry. Pursuit of any of the above strategies, or any combination thereof, may significantly affect the business operations, risks, and financial condition of Southern Company.
On July 10, 2016, Southern Company and Kinder Morgan, Inc. (Kinder Morgan) entered into a definitive agreement for Southern Company to acquire a 50% equity interest in SNG, which is the owner of a 7,000-mile pipeline system connecting natural gas supply basins in Texas, Louisiana, Mississippi, and Alabama to markets in Louisiana, Mississippi, Alabama, Florida, Georgia, South Carolina, and Tennessee. In addition, the agreement committed Southern Company and Kinder Morgan to cooperatively pursue specific growth opportunities to develop natural gas infrastructure through SNG. On August 31, 2016, Southern Company assigned its rights and obligations under the definitive agreement to a wholly-owned, indirect subsidiary of Southern Company Gas. On September 1, 2016, Southern Company Gas completed the acquisition for a purchase price of approximately $1.4 billion. The investment in SNG is accounted for using the equity method.
For additional information relating to these issues, see RISK FACTORS in Item 1A and MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL of Southern Company in Item 7 of the Form 10-K and RISK FACTORS in Item 1A herein.

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Environmental Matters
Compliance costs related to federal and state environmental statutes and regulations could affect earnings if such costs cannot continue to be fully recovered in rates on a timely basis or through market-based contracts. Environmental compliance spending over the next several years may differ materially from the amounts estimated. The timing, specific requirements, and estimated costs could change as environmental statutes and regulations are adopted or modified, as compliance plans are revised or updated, and as legal challenges to rules are completed. Further, higher costs that are recovered through regulated rates could contribute to reduced demand for electricity, which could negatively affect results of operations, cash flows, and financial condition. See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters" of Southern Company in Item 7 and Note 3 to the financial statements of Southern Company under "Environmental Matters" in Item 8 of the Form 10-K for additional information.
Environmental Statutes and Regulations
Air Quality
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters Environmental Statutes and Regulations Air Quality" of Southern Company in Item 7 of the Form 10-K for additional information regarding the EPA's final MATS rule, regional haze regulations, fine particulate matter National Ambient Air Quality Standards (NAAQS), and the Cross State Air Pollution Rule (CSAPR).
On April 25, 2016, in response to a June 2015 U.S. Supreme Court opinion, the EPA published its supplemental finding regarding consideration of costs in support of the MATS rule. This finding does not impact MATS rule compliance requirements, costs, or deadlines, and all units within the Southern Company system that are subject to the MATS rule completed the measures necessary to achieve compliance with the MATS rule by the applicable deadlines.
Also on April 25, 2016, the EPA issued proposed revisions to the regional haze regulations. The ultimate impact of the proposed revisions will depend on their ultimate adoption, implementation, and any legal challenges and cannot be determined at this time.
On September 6, 2016, the EPA designated all remaining areas within Georgia Power's and Gulf Power's service territories as attainment for the 2012 annual fine particulate matter NAAQS. Following the EPA's decision, all areas within the traditional electric operating companies' service territory have now been designated as attainment for the 2012 fine particulate matter NAAQS.
On October 26, 2016, the EPA published a final rule that updates the CSAPR ozone season nitrogen oxide program, including revising ozone-season emissions budgets in Alabama, Mississippi, and Texas and removing Florida and North Carolina from the program. The ultimate impact of this rule will depend on the outcome of any legal challenges and implementation at the state level and cannot be determined at this time.
Coal Combustion Residuals
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters Environmental Statutes and Regulations Coal Combustion Residuals" of Southern Company in Item 7 of the Form 10-K for additional information regarding the EPA's regulation of CCR.
On June 13, 2016, Georgia Power announced that all of its 29 ash ponds will cease operations and stop receiving coal ash in the next three years, and all ponds will eventually be closed either by removal, consolidation, and/or recycling for the beneficial use of coal ash or through closure in place using advanced engineering methods. On October 26, 2016, the Georgia Department of Natural Resources approved amendments to its state solid waste regulations to incorporate the requirements of the EPA's Disposal of Coal Combustion Residuals from Electric Utilities Rule (CCR Rule) and establish additional requirements for all of Georgia Power's onsite storage units consisting of landfills and surface impoundments. The final State of Georgia regulations are not anticipated to have a material impact on the Southern Company system's compliance obligations under the CCR Rule. See Note (A) to

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the Condensed Financial Statements herein for information regarding Southern Company's asset retirement obligations (ARO) as of September 30, 2016.
Environmental Remediation
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters Environmental Statutes and Regulations EnvironmentalRemediation" of Southern Company in Item 7 of the Form 10-K for additional information.
As a result of closing the Merger, Southern Company's Consolidated Balance Sheet at September 30, 2016 includes the environmental remediation liabilities of Southern Company Gas. See Note (B) to the Condensed Financial Statements under "Environmental Remediation" herein for additional information. See Note (I) to the Condensed Financial Statements under "Southern CompanyMerger with Southern Company Gas" herein for additional information regarding the Merger.
Regulatory Matters
Fuel Cost Recovery
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Retail Regulatory Matters Retail Fuel Cost Recovery" of Southern Company in Item 7 and Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Alabama Power – Rate ECR" and "Retail Regulatory Matters – Georgia Power – Fuel Cost Recovery" in Item 8 of the Form 10-K for additional information regarding retail fuel cost recovery.
The traditional electric operating companies each have established fuel cost recovery rates approved by their respective state PSCs. Fuel cost recovery revenues are adjusted for differences in actual recoverable fuel costs and amounts billed in current regulated rates. Accordingly, changes in the billing factor will not have a significant effect on Southern Company's revenues or net income, but will affect cash flow. The traditional electric operating companies continuously monitor their under or over recovered fuel cost balances and make appropriate filings with their state PSCs to adjust fuel cost recovery rates as necessary.
On May 17, 2016, the Georgia PSC approved Georgia Power's request to decrease fuel rates by 15% effective June 1, 2016, which will reduce annual billings by approximately $313 million. Georgia Power is currently scheduled to file its next fuel case by February 28, 2017.
Renewables
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Retail Regulatory Matters Renewables" of Southern Company in Item 7 of the Form 10-K for additional information regarding the Southern Company system's renewables activity.
In accordance with the Alabama PSC order approving up to 500 MWs of renewable projects, Alabama Power has entered into agreements to purchase power from or to build renewable generation sources, including a 72-MW solar PPA approved by the Alabama PSC in June 2016. Alabama Power is marketing the associated renewable energy credits (REC) generated by this solar PPA to customers interested in supporting renewable energy development. The terms of the renewable agreements permit Alabama Power to use the energy and retire the associated RECs in service of its customers or to sell RECs, separately or bundled with energy.
As part of the Georgia Power Advanced Solar Initiative (ASI), four PPAs totaling 149 MWs of Georgia Power's solar contracted capacity from Southern Power began in the first quarter 2016. During the second quarter 2016, Georgia Power executed PPAs to purchase an additional 41 MWs of solar capacity under the ASI. Ownership of any associated RECs is specified in each respective PPA. The party that owns the RECs retains the right to use them.
On October 4, 2016, two 30-MW solar generating facilities at Fort Gordon and Fort Stewart Army bases began commercial operation. These solar generating facilities were approved by the Georgia PSC in 2014.

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The Florida PSC issued a final approval order on Gulf Power's Community Solar Pilot Program on April 15, 2016. The program will offer all Gulf Power customers an opportunity to voluntarily contribute to the construction and operation of a solar photovoltaic facility with electric generating capacity of up to 1 MW through annual subscriptions. The energy generated from the solar facility is expected to provide power to all of Gulf Power's customers.
On October 11, 2016, the Florida PSC preliminarily approved Gulf Power's energy purchase agreement for up to 94 MWs of wind generation in central Oklahoma. Purchases under this agreement will be for energy only and will be recovered through Gulf Power's fuel cost recovery clause.
In November 2015, the Mississippi PSC issued orders approving three solar facilities for a combined total of approximately 105 MWs. Mississippi Power will purchase all of the energy produced by the solar facilities for the 25-year term under each of the three PPAs. The projects are expected to be in service by the second quarter 2017 and the resulting energy purchases are expected to be recovered through Mississippi Power's fuel cost recovery mechanism. Mississippi Power may retire the RECs generated on behalf of its customers or sell the RECs, separately or bundled with energy, to third parties.
Alabama Power
Alabama Power's revenues from regulated retail operations are collected through various rate mechanisms subject to the oversight of the Alabama PSC. Alabama Power currently recovers its costs from the regulated retail business primarily through its Rate RSE, Rate CNP Compliance, rate energy cost recovery, and rate natural disaster reserve. In addition, the Alabama PSC issues accounting orders to address current events impacting Alabama Power. See Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Alabama Power" in Item 8 of the Form 10-K for additional information regarding Alabama Power's rate mechanisms and accounting orders. The recovery balance of each regulatory clause for Alabama Power is reported in Note (B) to the Condensed Financial Statements herein.
Environmental Accounting Order
In April 2016, as part of its environmental compliance strategy, Alabama Power ceased using coal at Plant Greene County Units 1 and 2 (300 MWs representing Alabama Power's ownership interest) and began operating Units 1 and 2 solely on natural gas in June 2016 and July 2016, respectively.
Georgia Power
Georgia Power's revenues from regulated retail operations are collected through various rate mechanisms subject to the oversight of the Georgia PSC. Georgia Power currently recovers its costs from the regulated retail business through the 2013 ARP, which includes traditional base tariff rates, Demand-Side Management tariffs, Environmental Compliance Cost Recovery tariffs, and Municipal Franchise Fee tariffs. In addition, financing costs related to the construction of Plant Vogtle Units 3 and 4 are being collected through the NCCR tariff and fuel costs are collected through separate fuel cost recovery tariffs. See Note (B) to the Condensed Financial Statements under "Retail Regulatory MattersGeorgia Power – Nuclear Construction" herein and Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Georgia Power – Nuclear Construction" in Item 8 of the Form 10-K for additional information regarding Georgia Power's NCCR tariff. Also see Note (B) to the Condensed Financial Statements under "Retail Regulatory MattersGeorgia PowerFuel Cost Recovery" herein for additional information regarding Georgia Power's fuel cost recovery.
Pursuant to the terms and conditions of a settlement agreement related to Southern Company's acquisition of Southern Company Gas approved by the Georgia PSC on April 14, 2016, Georgia Power's 2013 ARP will continue in effect until December 31, 2019, and Georgia Power will be required to file its next base rate case by July 1, 2019. Furthermore, through December 31, 2019, Georgia Power and Atlanta Gas Light Company (collectively, Utilities) each will retain their respective merger savings, net of transition costs, as defined in the settlement agreement; through December 31, 2022, such net merger savings applicable to each utility will be shared on a 60/40 basis between their respective customers and the Utilities; thereafter, all merger savings will be retained by customers.

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See Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Georgia Power" in Item 8 of the Form 10-K for additional information regarding the 2013 ARP and Note (I) to the Condensed Financial Statements under "Southern CompanyMerger with Southern Company Gas" herein for additional information regarding the Merger.
Integrated Resource Plan
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters – Georgia Power – Integrated Resource Plan" of Southern Company in Item 7 of the Form 10-K for additional information regarding Georgia Power's triennial Integrated Resource Plan (2016 IRP).
On July 28, 2016, the Georgia PSC voted to approve the 2016 IRP including the decertification and retirement of Plant Mitchell Units 3, 4A, and 4B (217 MWs) and Plant Kraft Unit 1 combustion turbine (17 MWs), as well as the decertification of the Intercession City unit (143 MWs total capacity). On August 2, 2016, the Plant Mitchell and Plant Kraft units were retired. On August 31, 2016, Georgia Power sold its 33% ownership interest in the Intercession City unit to Duke Energy Florida, Inc.
Additionally, the Georgia PSC approved Georgia Power's environmental compliance strategy and related expenditures proposed in the 2016 IRP, including measures taken to comply with existing government-imposed environmental mandates, subject to limits on expenditures for Plant McIntosh Unit 1 and Plant Hammond Units 1 through 4.
The Georgia PSC approved the reclassification of the remaining net book value of Plant Mitchell Unit 3 and costs associated with materials and supplies remaining at the unit retirement date to a regulatory asset. Recovery of the unit's net book value will continue through December 31, 2019, as provided in the 2013 ARP. The timing of the recovery of the remaining balance of the unit's net book value as of December 31, 2019 and costs associated with materials and supplies remaining at the unit retirement date will be deferred for consideration in Georgia Power's base rate case required to be filed by July 1, 2019.
The Georgia PSC also approved the Renewable Energy Development Initiative to procure an additional 1,200 MWs of renewable resources primarily utilizing market-based prices established through a competitive bidding process with expected in-service dates between 2018 and 2021. Additionally, 200 MWs of self-build capacity for use by Georgia Power was approved, as well as consideration for no more than 200 MWs of capacity as part of a renewable commercial and industrial program.
The Georgia PSC also approved recovery of costs up to $99 million through June 30, 2019 to preserve the nuclear option at a future generation site in Stewart County, Georgia. The timing of cost recovery will be determined by the Georgia PSC in a future base rate case. The ultimate outcome of this matter cannot be determined at this time.
Storm Damage Recovery
As of September 30, 2016, the balance in Georgia Power's regulatory asset related to storm damage was $94 million. During October 2016, Hurricane Matthew caused significant damage to Georgia Power's transmission and distribution facilities. The total amount of restoration costs related to this hurricane is estimated to be between $130 million and $155 million, which will be charged to capital accounts or to the storm damage reserve. Georgia Power is accruing $30 million annually through December 31, 2019, as provided in the 2013 ARP, to the storm damage reserve to cover the operating and maintenance costs of damages from major storms to its transmission and distribution facilities, which is recoverable through base rates. The rate of recovery of storm damage costs after December 31, 2019 is expected to be adjusted in Georgia Power's base rate case required to be filed by July 1, 2019. As a result of this regulatory treatment, costs related to storms are not expected to have a material impact on Southern Company's financial statements. See Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Georgia Power – Storm Damage Recovery" in Item 8 of the Form 10-K for additional information regarding Georgia Power's storm damage reserve.

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Gulf Power
Through 2015, long-term non-affiliate capacity sales from Gulf Power's ownership of Plant Scherer Unit 3 (205 MWs) provided the majority of Gulf Power's wholesale earnings. The revenues from wholesale contracts covering 100% of this capacity represented 82% of Gulf Power's wholesale capacity revenues in 2015. Following contract expirations at the end of 2015 and the end of May 2016, Gulf Power's remaining contracted sales from the unit cover approximately 24% of Gulf Power's ownership of the unit through 2019. The expiration of these contracts is not expected to have a material impact on Southern Company's earnings. On May 5, 2016, Gulf Power delivered a letter to the Florida PSC requesting recognition of Gulf Power's ownership in Plant Scherer Unit 3 as being in service to retail customers when and as its existing wholesale contracts expire. As a result, on September 13, 2016, the Florida PSC instructed Gulf Power to file its monthly earnings surveillance reports both including and excluding its share of investment and expenses related to Plant Scherer Unit 3 that is not covered by contracts.
On October 12, 2016, Gulf Power filed a petition (2016 Rate Case) with the Florida PSC requesting an increase in retail rates and charges of $106.8 million based on the projected test year of January 1, 2017 through December 31, 2017 and a retail ROE of 11% compared to the current retail ROE of 10.25%. The recoverability of the costs associated with the ongoing ownership and operation of Plant Scherer Unit 3 will be decided in this matter. The Florida PSC is expected to make a decision on the 2016 Rate Case in the second quarter 2017. Gulf Power has requested that the increase in base rates, if approved by the Florida PSC, become effective in July 2017.
On November 2, 2016, the Florida PSC approved Gulf Power's annual rate clause request for its cost recovery clause factors for 2017. The fuel and environmental factors include certain costs associated with the ongoing ownership and operation of Plant Scherer Unit 3. See Note (B) to the Condensed Financial Statements under "Retail Regulatory MattersGulf PowerCost Recovery Clauses" herein for additional information.
The ultimate outcome of these matters cannot be determined at this time.
Southern Company Gas
Natural Gas Cost Recovery
Southern Company Gas has established natural gas cost recovery rates approved by the relevant state regulatory agencies in the states in which it serves. Natural gas cost recovery revenues are adjusted for differences in actual recoverable natural gas costs and amounts billed in current regulated rates. Accordingly, changes in the billing factor will not have a significant effect on Southern Company's revenues or net income, but will affect cash flow.
Regulatory Infrastructure Programs
Southern Company Gas' natural gas distribution utilities are involved in ongoing capital projects associated with infrastructure improvement programs that have been previously approved by their applicable state regulatory agencies and provide an appropriate return on invested capital. These infrastructure improvement programs update or expand the natural gas distribution systems of the utilities to improve safety and reliability and meet operational flexibility and growth. Southern Company Gas currently has approved infrastructure improvement programs in six different states with initial program lengths ranging from four to 10 years, with the longest set to expire in 2025. The average annual spend under these programs ranges from $10 million to $250 million.
Southern Company Gas currently has proposed infrastructure improvement programs pending approval by the applicable state regulatory agencies in Georgia and New Jersey requesting average annual spending of $44 million through 2020 and $110 million through 2027, respectively. The ultimate outcome of these matters cannot be determined at this time.
Construction Program
Overview
The subsidiary companies of Southern Company are engaged in continuous construction programs to accommodate existing and estimated future loads on their respective systems. The Southern Company system intends to continue

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its strategy of developing and constructing new electric generating facilities, as well as adding or changing fuel sources for certain existing units, adding environmental control equipment, expanding the electric transmission and distribution systems, and updating and expanding the transmission andnatural gas distribution systems. For the traditional electric operating companies, major generation construction projects are subject to state PSC approval in order to be included in retail rates. While Southern Power generally constructs and acquires generation assets covered by long-term PPAs, any uncontracted capacity could negatively affect future earnings. Southern Company Gas is engaged in various infrastructure programs that update or expand its natural gas distribution systems to improve reliability and ensure the safety of its utility infrastructure and recovers in rates its investment and a return associated with these infrastructure programs.
The two largest construction projects currently underway in the Southern Company system are Plant Vogtle Units 3 and 4 (45.7% ownership interest by Georgia Power in the two units, each with approximately 1,100 MWs) and Mississippi Power's 582-MW Kemper IGCC. See Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Georgia Power – Nuclear Construction" and "Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K and Note (B) to the Condensed Financial Statements under "Retail"Retail Regulatory MattersGeorgia PowerNuclear Construction"Construction" and "Integrated"Integrated Coal Gasification Combined Cycle"Cycle" herein for additional information. For additional information about costs relating to Southern Power's acquisitions that involve construction of renewable energy facilities, see Note 12 to the financial statements of Southern Company under "Southern Power – Construction Projects" in Item 8 of the Form 10-K and Note (I) to the Condensed Financial Statements under "Southern"Southern PowerConstruction Projects"Projects" herein. See Note (B) to the Condensed Financial Statements under "Retail Regulatory MattersSouthern Company GasRegulatory Infrastructure Programs" herein for additional information regarding infrastructure improvement programs at Southern Company Gas' natural gas distribution utilities.
Also see FINANCIAL CONDITION AND LIQUIDITY – "Capital"Capital Requirements and Contractual Obligations"Obligations" herein for additional information regarding Southern Company's capital requirements for its subsidiaries' construction programs.

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Integrated Coal Gasification Combined Cycle
Mississippi Power's current cost estimate for the Kemper IGCC in total is approximately $6.58$6.82 billion, which includes approximately $5.35$5.52 billion of costs subject to the construction cost cap and is net of $137 million in additional DOE grants Mississippi Power received for the Kemper IGCC on April 8, 2016 (Additional DOE Grants), which are expected to be used to reduce future rate impacts for customers. Mississippi Power does not intend to seek any rate recovery for any related costs that exceed the $2.88 billion cost cap, net of the Initial DOE Grants and excluding the Cost Cap Exceptions. In the aggregate, Southern Company has incurred charges of $2.47$2.63 billion ($1.521.63 billion after tax) as a result of changes in the cost estimate above the cost cap for the Kemper IGCC through March 31,September 30, 2016. Mississippi Power's current cost estimate includes costs through December 31, 2016.
The initial production of syngas began on July 14, 2016 for gasifier "B" and on September 30, 2016. 13, 2016 for gasifier "A." On October 11, 2016, the Kemper IGCC began testing using clean syngas from gasifier "A" and the related gas clean-up systems to produce electricity. On November 2, 2016, Mississippi Power determined a maintenance outage of gasifier "A" is needed to make improvements to the ash removal systems. The remaining schedule reflects the time expected to achieve production of electricity using gasifier "B," complete gasifier "A" outage activities, and resume electricity production using gasifier "A," as well as to complete the integration of all systems necessary for both combustion turbines to simultaneously generate electricity with syngas.
In subsequent periods, any further changes in the estimated costs to complete construction of the Kemper IGCC subject to the $2.88 billion cost cap, net of the Initial DOE Grants and excluding the Cost Cap Exceptions, will be reflected in Southern Company's statements of income and these changes could be material.
The ultimate outcome of these matters cannot be determined at this time.
Civil Lawsuit
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Litigation
On April 26, 2016, a complaint against Mississippi Power was filed in Harrison County Circuit Court (Circuit Court) by Biloxi Freezing & Processing Inc., Gulfside Casino Partnership, and John Carlton Dean.Dean, which was amended and refiled on July 11, 2016 to include, among other things, Southern Company as a defendant. On August 12, 2016, Southern Company and Mississippi Power removed the case to the U.S. District Court for the Southern District of Mississippi, where the case is currently pending. However, the plaintiffs have filed a request to remand the case back to state court. The plaintiffs allegeindividual plaintiff, John Carlton Dean, alleges that Mississippi Power and Southern Company violated the Mississippi Unfair Trade Practices ActAct. All plaintiffs have alleged that Mississippi Power and Southern Company concealed, falsely represented, and failed to fully disclose important facts concerning the cost and schedule of the Kemper IGCC and that Mississippi Power'sthese alleged breaches interfered withhave unjustly enriched Mississippi Power and destroyed economically advantageous relationships between the plaintiffs and their current and prospective business associates.Southern Company. The plaintiffs seek unspecified actual damages and punitive damages as well asdamages; ask the Circuit Court to appoint a receiver to oversee, operate, manage, and otherwise control all affairs relating to the Kemper IGCC; ask the Circuit Court to revoke any licenses or certificates authorizing Mississippi Power or Southern Company to engage in any business related to the Kemper IGCC in Mississippi; and seek attorney's fees, costs, and interest. The plaintiffs also seek an injunction to prevent any Kemper IGCC costs from being charged to customers through electric rates.
On June 9, 2016, Treetop Midstream Services, LLC (Treetop) and other related parties filed a complaint against Mississippi Power, Southern Company, and SCS in the state court in Gwinnett County, Georgia. The complaint relates to the cancelled CO2 contract with Treetop and alleges fraudulent misrepresentation, fraudulent concealment, civil conspiracy, and breach of contract on the part of Mississippi Power, Southern Company, and SCS and seeks compensatory damages of $100 million, as well as unspecified punitive damages. Southern Company, Mississippi Power, and SCS have moved to compel arbitration pursuant to the terms of the CO2 contract.
Southern Company believes thisthese legal challenge haschallenges have no merit; however, an adverse outcome in this proceedingthese proceedings could have an impact on Southern Company's results of operations, financial condition, and liquidity. Mississippi PowerSouthern Company will vigorously defend the matter,itself in these matters, and the ultimate outcome of these matters cannot be determined at this time.
Nuclear Construction
On October 20, 2016, Georgia Power and the Georgia PSC Staff entered into a settlement agreement (Vogtle Cost Settlement Agreement) resolving the following prudence and cost recovery matters related to Plant Vogtle Units 3 and 4: (i) none of the $3.3 billion of costs incurred through December 31, 2015 and reflected in the fourteenth Vogtle Construction Monitoring report will be disallowed from rate base on the basis of imprudence; (ii) the definitive settlement agreement entered into on December 31, 2015 by Westinghouse and the Vogtle Owners (Contractor Settlement Agreement) is reasonable and prudent and none of the amounts paid or to be paid pursuant to the Contractor Settlement Agreement should be disallowed from rate base on the basis of imprudence; (iii) financing costs on verified and approved capital costs will be deemed prudent provided they are incurred prior to December 31, 2019 and December 31, 2020 for Plant Vogtle Units 3 and 4, respectively; and (iv) (a) the in-service capital cost forecast will be adjusted to $5.680 billion (Revised Forecast), which includes a contingency of $240 million above Georgia Power's current forecast of $5.440 billion, (b) capital costs incurred up to the Revised Forecast will be presumed to be reasonable and prudent with the burden of proof on any party challenging such costs, and (c) Georgia Power would have the burden to show that any capital costs above the Revised Forecast are reasonable and prudent. Under the terms of the Vogtle Cost Settlement Agreement, the certified in-service capital cost for purposes of calculating the NCCR tariff will remain at $4.418 billion. Construction capital costs above $4.418 billion will accrue AFUDC through commercial operation. The ROE used to calculate the NCCR tariff will be reduced from 10.95% (the ROE rate setting point authorized by the Georgia PSC in the 2013 ARP) to 10.00% effective January 1, 2016. For purposes of the AFUDC calculation, the ROE on costs between $4.418 billion and $5.440 billion will also be 10.00% and the ROE on any amounts above $5.440 billion would be Georgia Power's average cost of long-term debt. If the Georgia PSC adjusts Georgia Power's ROE rate setting point in a rate case prior to Plant Vogtle Units 3 and 4 being placed into retail rate base, then the ROE for purposes of calculating both

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the NCCR tariff and AFUDC will likewise be 95 basis points lower than the revised ROE rate setting point. If Plant Vogtle Units 3 and 4 are not commercially operational by December 31, 2020, then (i) the ROE for purposes of calculating the NCCR tariff will be reduced an additional 300 basis points, and may, at the Georgia PSC's discretion, be accrued to be used for the benefit of customers, until such time as the units reach commercial operation and (ii) the ROE used to calculate AFUDC will be Georgia Power's average cost of long-term debt.
Under the terms of the Vogtle Cost Settlement Agreement, Plant Vogtle Units 3 and 4 will be placed into retail rate base on December 31, 2020 or upon reaching commercial operation, whichever is later. The Georgia PSC will determine for retail ratemaking purposes the process of transitioning Plant Vogtle Units 3 and 4 from a construction project to an operating plant no later than Georgia Power's base rate case required to be filed by July 1, 2019.
The Vogtle Cost Settlement Agreement is subject to approval by the Georgia PSC, which is scheduled to vote on this matter on December 20, 2016. Accordingly, the terms of the Vogtle Cost Settlement Agreement are subject to change and the terms of any final agreement approved by the Georgia PSC may differ materially from the terms of the Vogtle Cost Settlement Agreement. If approved, the Vogtle Cost Settlement Agreement is expected to reduce Georgia Power's revenues for the years 2016 through 2020 by a total of approximately $325 million ($115 million reduction in net income).
See Note (B) to the Condensed Financial Statements under "Retail Regulatory MattersGeorgia PowerNuclear Construction" for additional information.
The ultimate outcome of these matters cannot be determined at this time.
Income Tax Matters
Bonus Depreciation
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Income Tax Matters – Bonus Depreciation" of Southern Company in Item 7 of the Form 10-K for additional information.
The extension of 50% bonus depreciation included in the PATH Act is expected to result in approximately $1.7 billion of positive cash flows for the 2016 tax year, which may not all be realized in 2016 due to a projected consolidated net operating loss for Southern Company. Approximately $370 million of the benefit is dependent upon placing the remainder of the Kemper IGCC in service by December 31, 2016. See Note (B) tothe Condensed Financial Statements under "Integrated Coal Gasification Combined Cycle" and Note (G) tothe Condensed Financial Statements under "Current and Deferred Income TaxesNet Operating Loss" herein for additional information. The ultimate outcome of this matter cannot be determined at this time.
Other Matters
Southern Company and its subsidiaries are involved in various other matters being litigated and regulatory matters that could affect future earnings. In addition, Southern Company and its subsidiaries are subject to certain claims and legal actions arising in the ordinary course of business. The business activities of Southern Company's subsidiaries are subject to extensive governmental regulation related to public health and the environment, such as regulation of air emissions and water discharges. Litigation over environmental issues and claims of various types, including property damage, personal injury, common law nuisance, and citizen enforcement of environmental requirements, such as air quality and water standards, has occurred throughout the U.S. This litigation has included claims for damages alleged to have been caused by CO2 and other emissions, CCR, and alleged exposure to hazardous materials, and/or requests for injunctive relief in connection with such matters.
The ultimate outcome of such pending or potential litigation against Southern Company and its subsidiaries cannot be predicted at this time; however, for current proceedings not specifically reported in Note (B) to the Condensed Financial Statements herein or in Note 3 to the financial statements of Southern Company in Item 8 of the Form 10-K, management does not anticipate that the ultimate liabilities, if any, arising from such current proceedings would have a material effect on Southern Company's financial statements. See Note (B) to the Condensed Financial

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Statements herein for a discussion of various other contingencies, regulatory matters, and other matters being litigated which may affect future earnings potential.
The SEC is conducting a formal investigation of Southern Company and Mississippi Power concerning the estimated costs and expected in-service date of the Kemper IGCC. Southern Company and Mississippi Power believe the investigation is focused primarily on periods subsequent to 2010 and on accounting matters, disclosure controls and procedures, and internal controls over financial reporting associated with the Kemper IGCC. See ACCOUNTING POLICIES – "Application"Application of Critical Accounting Policies and Estimates"Estimates" herein for additional

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information on the Kemper IGCC estimated construction costs and expected in-service date. Southern Company and Mississippi Power are cooperating fully with the SEC. The ultimate outcome of this matter cannot be determined at this time; however, it is not expected to have a material impact on the financial statements of Southern Company.
Through 2015, capacity revenues from long-term non-affiliate sales out of Gulf Power's ownership of Plant Scherer Unit 3 (205 MWs) represented the majority of Gulf Power's wholesale earnings. The capacity revenues associated with these contracts covering 100% of Gulf Power's ownership represented 82% of Gulf Power's wholesale capacity revenues in 2015. Due to the expiration of a wholesale contract at the end of 2015 and another wholesale contract at the end of May 2016, Gulf Power's remaining contracted sales from the unit from June 2016 through 2019 will cover approximately 24% of the unit. The expiration of the contract in 2015 and the scheduled future expiration of the remaining contracts are not expected to have a material impact on Southern Company's earnings. The alternatives Gulf Power is actively evaluating include, without limitation, rededication of the asset to serve retail customers for whom it was originally planned and built, replacement long-term wholesale contracts or other sales into the wholesale market, or an asset sale. On May 5, 2016, Gulf Power delivered a letter to the Florida PSC requesting recognition of Gulf Power's ownership in Plant Scherer Unit 3 as being in service to retail customers when and as the contracts expire. The ultimate outcome of this matter cannot be determined at this time.
ACCOUNTING POLICIES
Application of Critical Accounting Policies and Estimates
Southern Company prepares its consolidated financial statements in accordance with GAAP. Significant accounting policies are described in Note 1 to the financial statements of Southern Company in Item 8 of the Form 10-K. In the application of these policies, certain estimates are made that may have a material impact on Southern Company's results of operations and related disclosures. Different assumptions and measurements could produce estimates that are significantly different from those recorded in the financial statements. See MANAGEMENT'S DISCUSSION AND ANALYSIS – ACCOUNTING POLICIES – "Application of Critical Accounting Policies and Estimates" of Southern Company in Item 7 of the Form 10-K for a complete discussion of Southern Company's critical accounting policies and estimates related to Electric Utility Regulation, Asset Retirement Obligations, Pension and Other Postretirement Benefits, and Contingent Obligations.
Kemper IGCC Estimated Construction Costs, Project Completion Date, and Rate Recovery
During 2016, Mississippi Power further revised its cost estimate to complete construction and start-up of the Kemper IGCC to an amount that exceeds the $2.88 billion cost cap, net of the Initial DOE Grants and excluding the Cost Cap Exceptions. Mississippi Power does not intend to seek any rate recovery for any costs related to the construction of the Kemper IGCC that exceed the $2.88 billion cost cap, net of the Initial DOE Grants and excluding the Cost Cap Exceptions.
As a result of the revisions to the cost estimate, Southern Company recorded total pre-tax charges to income for the estimated probable losses on the Kemper IGCC of $88 million ($54 million after tax) in the third quarter 2016, $81 million ($50 million after tax) in the second quarter 2016, $53 million ($33 million after tax) in the first quarter 2016, $183 million ($113 million after tax) in the fourth quarter 2015, $150 million ($93 million after tax) in the third quarter 2015, $23 million ($14 million after tax) in the second quarter 2015, $9 million ($6 million after tax) in the first quarter 2015, $70 million ($43 million after tax) in the fourth quarter 2014, $418 million ($258 million after tax) in the third quarter 2014, $380 million ($235 million after tax) in the first quarter 2014, $40 million ($25 million after tax) in the fourth quarter 2013, $150 million ($93 million after tax) in the third quarter 2013, $450 million ($278 million after tax) in the second quarter 2013, and $540 million ($333 million after tax) in the first quarter 2013. In the aggregate, Southern Company has incurred charges of $2.47$2.63 billion ($1.521.63 billion after tax) as a result of changes in the cost estimate above the cost cap for the Kemper IGCC through MarchSeptember 30, 2016.
Mississippi Power's revised cost estimate reflects an expected in-service date of December 31, 2016.
2016 and includes certain post-in-service costs which are expected to be subject to the cost cap. Mississippi Power has experienced, and may continue to experience, material changes in the cost estimate for the Kemper IGCC. Further cost increases and/or extensions of the expected in-service date may result from factors including, but not limited to, difficulties integrating the systems required for sustained operations, sustaining nitrogen supply, major equipment failure, unforeseen engineering or design problems including any repairs and/or modifications to systems, and/or operational performance (including additional costs to satisfy any operational parameters ultimately adopted by the Mississippi PSC). In addition, during the start-up and commissioning process, Mississippi Power is also identifying

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potential improvement projects that ultimately may be completed subsequent to placing the remainder of the Kemper IGCC in service. If completed, such improvement projects would be expected to enhance plant performance, safety, and/or operations. The related potential costs have yet to be fully evaluated, have not been included in the current cost estimates, and may be subject to the $2.88 billion cost cap. In subsequent periods, any further changes in the estimated costs to complete construction and start-up of the Kemper IGCC subject to the $2.88 billion cost cap, net of the Initial DOE Grants and excluding the Cost Cap Exceptions, will be reflected in Southern Company's statements of income and these changes could be material.

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Any further cost increases and/or extensions of the in-service date with respect to the Kemper IGCC may result from factors including, but not limited to, labor costs and productivity, adverse weather conditions, shortages and inconsistent quality of equipment, materials, and labor, contractor or supplier delay, non-performance under operating or other agreements, operational readiness, including specialized operator training and required site safety programs, unforeseen engineering or design problems, start-up activities for this first-of-a-kind technology (including, but not limited to, major equipment failure and system integration), and/or operational performance (including, but not limited to, additional costs to satisfy any operational parameters ultimately adopted by the Mississippi PSC).
Mississippi Power's revised cost estimate includes costs through September 30, 2016. Any extension of the in-service date beyond September 30,December 31, 2016 is currently estimated to result in additional base costs of approximately $25 million to $35 million per month, which includes maintaining necessary levels of start-up labor, materials, and fuel, as well as operational resources required to execute start-up and commissioning activities. However, additional costs may be required for remediation of any further equipment and/or design issues identified. Any extension of the in-service date with respect to the Kemper IGCC beyond September 30,December 31, 2016 would also increase costs for the Cost Cap Exceptions, which are not subject to the $2.88 billion cost cap established by the Mississippi PSC. These costs include AFUDC, which is currently estimated to total approximately $14$15 million per month, as well as carrying costs and operating expenses on Kemper IGCC assets placed in service and consulting and legal fees of approximately $2$3 million per month.
Given the significant judgment involved in estimating the future costs to complete construction and start-up, the project completion date, the ultimate rate recovery for the Kemper IGCC, and the potential impact on Southern Company's results of operations, Southern Company considers these items to be critical accounting estimates. See Note 3 to the financial statements of Southern Company under "Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K and Note (B) to the Condensed Financial Statements under "Integrated"Integrated Coal Gasification Combined Cycle"Cycle" herein for additional information.
Goodwill and Other Intangible Assets
Southern Company accounts for acquisitions using the acquisition method of accounting, which requires the assets acquired and liabilities assumed to be recorded at the date of acquisition at their respective estimated fair values. Southern Company recognizes goodwill as of the acquisition date, as a residual over the fair values of the identifiable net assets acquired. Goodwill will be tested for impairment on an annual basis in the fourth quarter of the year as well as on an interim basis as events and changes in circumstances occur. Primarily as a result of the acquisitions of Southern Company Gas and PowerSecure in 2016, goodwill totaled approximately $6.2 billion at September 30, 2016.
Definite-lived intangible assets acquired are amortized over the estimated useful lives of the respective assets to reflect the pattern in which the economic benefits of the intangible assets are consumed. Whenever events or changes in circumstances indicate that the carrying amount of the intangible assets may not be recoverable, the intangible assets will be reviewed for impairment. Primarily as a result of the acquisitions of Southern Company Gas and PowerSecure in 2016, other intangible assets, net of amortization totaled approximately $0.9 billion at September 30, 2016.
The judgments made in determining the estimated fair value assigned to each class of assets acquired and liabilities assumed, as well as asset lives, can significantly impact Southern Company's results of operations. Fair values and useful lives are determined based on, among other factors, the expected future period of benefit of the asset, the various characteristics of the asset, and projected cash flows. As the determination of an asset's fair value and useful life involves management making certain estimates and because these estimates form the basis for the determination of whether or not an impairment charge should be recorded, Southern Company considers these estimates to be critical accounting estimates.
See Note (A) to the Condensed Financial Statements under "Goodwill and Other Intangible Assets" herein for additional information regarding Southern Company's goodwill and other intangible assets as of September 30, 2016 and Note (I) to the Condensed Financial Statements under "Southern Company" herein for additional information related to Southern Company's recent acquisitions.

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Derivatives and Hedging Activities
Derivative instruments are recorded on the balance sheets as either assets or liabilities measured at their fair value, unless the transactions qualify for the normal purchases or normal sales scope exception and are instead subject to traditional accrual accounting. For those transactions that do not qualify as a normal purchase or normal sale, changes in the derivatives' fair values are recognized concurrently in earnings unless specific hedge accounting criteria are met. If the derivatives meet those criteria, derivative gains and losses offset related results of the hedged item in the income statement in the case of a fair value hedge, or gains and losses are deferred in OCI until the hedged transaction occurs in the case of a cash flow hedge. Certain subsidiaries of Southern Company enter into energy-related derivatives that are designated as regulatory hedges where gains and losses are initially recorded as regulatory liabilities and assets and then are included in fuel expense as the underlying fuel is used in operations and ultimately recovered through billings to customers.
Southern Company uses derivative instruments to reduce the impact to the results of operations due to the risk of changes in the price of natural gas, to manage fuel hedging programs per guidelines of state regulatory agencies, and to mitigate residual changes in the price of electricity, weather, interest rates, and foreign currency exchange rates. The fair value of commodity derivative instruments used to manage exposure to changing prices reflects the estimated amounts that Southern Company would receive or pay to terminate or close the contracts at the reporting date. To determine the fair value of the derivative instruments, Southern Company utilizes market data or assumptions that market participants would use in pricing the derivative asset or liability, including assumptions about risk and the risks inherent in the inputs of the valuation technique.
Southern Company classifies derivative assets and liabilities based on the lowest level of input that is significant to the fair value measurement. The assessment of the significance of a particular input to the fair value measurement requires judgment and may affect the valuation of fair value assets and liabilities and their placement within the fair value hierarchy. The determination of the fair value of the derivative instruments incorporates various factors required under the guidance. These factors include:
the creditworthiness of the counterparties involved and the impact of credit enhancements (such as cash deposits and letters of credit);
events specific to a given counterparty; and
the impact of Southern Company's nonperformance risk on its liabilities.
Given the assumptions used in pricing the derivative asset or liability, Southern Company considers the valuation of derivative assets and liabilities a critical accounting estimate. See "Quantitative and Qualitative Disclosures About Market Risk" in Item 3 herein for more information.
Recently Issued Accounting Standards
On February 25, 2016, the FASB issued ASU No. 2016-02, Leases (Topic 842) (ASU 2016-02). ASU 2016-02 requires lessees to recognize on the balance sheet a lease liability and a right-of-use asset for all leases. ASU 2016-02 also changes the recognition, measurement, and presentation of expense associated with leases and provides clarification regarding the identification of certain components of contracts that would represent a lease. The accounting required by lessors is relatively unchanged and there is no change to the accounting for existing leveraged leases. ASU 2016-02 is effective for fiscal years beginning after December 15, 2018, with early adoption permitted. Southern Company is currently evaluating the new standard and has not yet determined its ultimate impact; however, adoption of ASU 2016-02 is expected to have a significant impact on Southern Company's balance sheet.
On March 30, 2016, the FASB issued ASU No. 2016-09, Compensation-Stock Compensation (Topic 718): Improvements to Employee Share-Based Payment Accounting (ASU 2016-09). ASU 2016-09 changes the accounting for income taxes and the cash flow presentation for share-based payment award transactions. Most significantly, entities are required to recognize all excess tax benefits and deficiencies related to the exercise or vesting of stock compensation as income tax expense or benefit in the income statement. Southern Company currently recognizes any excess tax benefits and deficiencies related to the exercise and vesting of stock compensation in additional paid-in capital. ASU 2016-09 is effective for fiscal years beginning after December 15, 2016, with early adoption permitted. Southern Company is currently evaluating the new standard and has not yet determined its ultimate impact.

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compensation as additional paid-in capital. ASU 2016-09 is effective for fiscal years beginning after December 15, 2016. Early adoption is permitted and Southern Company intends to adopt the ASU in the fourth quarter 2016. The adoption is not expected to have a material impact on the results of operations, financial position, or cash flows of Southern Company.
FINANCIAL CONDITION AND LIQUIDITY
Overview
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY "Overview" of Southern Company in Item 7 of the Form 10-K for additional information. Southern Company's financial condition remained stable at March 31,September 30, 2016. Through March 31,September 30, 2016, Southern Company has incurred non-recoverable cash expenditures of $2.11$2.42 billion and is expected to incur approximately $0.36$0.21 billion in additional non-recoverable cash expenditures through completion of the construction and start-up of the Kemper IGCC.IGCC, which includes certain post-in-service costs expected to be subject to the cost cap. Southern Company intends to continue to monitor its access to short-term and long-term capital markets as well as bank credit agreements to meet future capital and liquidity needs. See "Capital"Capital Requirements and Contractual Obligations," "Sources"Sources of Capital," and "Financing Activities""Financing Activities" herein for additional information.
Net cash provided from operating activities totaled $0.9$4.3 billion for the first threenine months of 2016, anda decrease of $0.8 billion from the corresponding period in 2015. The decrease in net cash provided from operating activities was primarily due to an increase in unutilized ITCs and PTCs. Net cash used for investing activities totaled $2.2$16.6 billion for the first threenine months of 2016 primarily due to gross property additions forthe closing of the Merger, the construction of electric generation, transmission, and distribution facilities and installation of equipment to comply with environmental standards.standards, and Southern Power's acquisitions and construction of renewable facilities. Net cash provided from financing activities totaled $0.7$13.6 billion for the first threenine months of 2016 primarily due to issuances of long-term debt and common stock associated with financing and completing the Merger and Southern Company Gas' investment in SNG, partially offset by redemptions of short-term and long-term debt and common stock dividend payments. Fluctuations in cash flowCash flows from financing activities vary from period to period based on capital needs and the maturity or redemption of securities.
Significant balance sheet changes for the first threenine months of 2016 include an increase of $1.4$14.4 billion in total property, plant, and equipment primarily related to the inclusion of Southern Company Gas as a result of the Merger, construction to comply with environmental standards, and construction of electric generation, transmission, and distribution facilities; a $0.7an increase of $6.2 billion decrease in cash and cash equivalents duegoodwill related to the fundingacquisitions of acquisitionsSouthern Company Gas and constructionPowerSecure; an increase of renewable energy projects; a $1.1$1.5 billion increase in short-termequity investments in unconsolidated subsidiaries primarily related to Southern Company Gas' investment in SNG; increases of $1.5 billion in other regulatory assets, deferred and $0.8 billion in AROs primarily related to changes in ash pond closure strategy principally for Georgia Power; increases of $16.9 billion in long-term debt to fundand $4.0 billion in total common stockholder's equity primarily associated with financing and completing the subsidiaries' continuous construction programsMerger and forSouthern Company Gas' investment in SNG; and increases of $1.9 billion in accumulated deferred income taxes and $1.6 billion in other general corporate purposes; a $0.3 billion decrease in accounts payable duecost of removal obligations primarily related to the timinginclusion of vendor payments;Southern Company Gas as a result of the Merger. See Notes (A) and a $0.3 billion decrease in accrued compensation due(I) to the timing of payments.Condensed Financial Statements herein under "Asset Retirement Obligations" and "Southern Company," respectively, for additional information.
At the end of the firstthird quarter 2016, the market price of Southern Company's common stock was $51.73$51.30 per share (based on the closing price as reported on the New York Stock Exchange) and the book value was $22.65$25.05 per share, representing a market-to-book ratio of 228%205%, compared to $46.79, $22.59, and 207%, respectively, at the end of 2015. Southern Company's common stock dividend for the firstthird quarter 2016 was $0.5425$0.560 per share compared to $0.5250$0.5425 per share in the firstthird quarter 2015.
Capital Requirements and Contractual Obligations
See MANAGEMENT'S DISCUSSION AND ANALYSIS FINANCIAL CONDITION AND LIQUIDITY "Capital Requirements and Contractual Obligations" of Southern Company in Item 7 of the Form 10-K for a

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description of Southern Company's capital requirements for the construction programs of the Southern Company system, including estimated capital expenditures for new electric generating facilities and to comply with existing environmental statutes and regulations, scheduled maturities of long-term debt, as well as related interest, derivative obligations, preferred and preference stock dividends, leases, purchase commitments, trust funding requirements, and unrecognized tax benefits. Approximately $2.5Subsequent to September 30, 2016, Mississippi Power repaid at maturity $300 million aggregate principal amount of its Series 2011A 2.35% Senior Notes due October 15, 2016 and Southern Company Gas repaid at maturity $120 million aggregate principal amount of Series A Floating Rate Senior Notes due October 27, 2016. An additional $1.8 billion will be required through March 31,September 30, 2017 to fund maturities and announced redemptions of long-term debt. During the nine months ended September 30, 2016, and subsequent to that date, Southern Power entered into new long-term service agreements, which begin between 2017 and 2020 and result in additional future commitments totaling approximately $927 million. See "Sources"Sources of Capital"Capital" herein for additional information.
In addition to the cash consideration for the Merger to be paid by Southern Company at the effective time of the Merger, Southern Company will also assume AGL Resources' outstanding indebtedness (approximately $4.3 billion at March 31, 2016). See OVERVIEW herein for additional information regarding the Merger as well as Note (I) to the Condensed Financial Statements herein.
The Southern Company system's construction program is currently estimated to total $10.2 billion for 2016, $8.9 billion for 2017, $8.2 billion for 2018, $7.6 billion for 2019, $7.3 billion for 2016, $5.22020, and $6.6 billion for 2017, and $5.5 billion for 2018.2021. These amounts include expenditures of approximately $0.7 billion

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for 2016 and $0.1 billion for 2017 related to the construction and start-up of the Kemper IGCC in 2016;IGCC; $0.6 billion for 2016, $0.6 billion for 2017, $0.7 billion andfor 2018, $0.4 billion for 2019, and $0.1 billion for 2020 to continue and complete construction onof Plant Vogtle Units 3 and 4 in4; and $4.4 billion for 2016 and $1.5 billion per year for 2017 and 2018, respectively; and $2.2 billion, $0.9 billion, and $1.4 billionthrough 2021 for Southern Power's acquisitions and/or construction of new generating facilities in 2016, 2017,facilities. These estimated expenditures do not include potential compliance costs that may arise from the EPA's final rules and 2018, respectively.guidelines or subsequently approved state plans that would limit CO2 emissions from existing, new, modified, or reconstructed fossil-fuel-fired electric generating units.
The construction programs are subject to periodic review and revision, and actual construction costs may vary from these estimates because of numerous factors. These factors include: changes in business conditions; changes in load projections; changes in environmental statutes and regulations; the outcome of any legal challenges to the environmental rules; changes in generating plants, including unit retirements and replacements and adding or changing fuel sources at existing units, to meet regulatory requirements; changes in FERC rules and regulations; PSCstate regulatory agency approvals; changes in the expected environmental compliance program; changes in legislation; the cost and efficiency of construction labor, equipment, and materials; project scope and design changes; storm impacts; and the cost of capital. In addition, there can be no assurance that costs related to capital expenditures will be fully recovered. Additionally, planned expenditures for plant acquisitions may vary due to market opportunities and Southern Power's ability to execute its growth strategy. See Note 12 to the financial statements of Southern Company under "Southern Power" in Item 8 of the Form 10-K and Note (I) to the Condensed Financial Statements under "Southern Power""Southern Power" herein for additional information regarding Southern Power's plant acquisitions. See Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Georgia Power – Nuclear Construction" and "Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K and Note (B) to the Condensed Financial Statements under "Retail"Retail Regulatory MattersGeorgia PowerNuclear Construction"Construction" and "Integrated"Integrated Coal Gasification Combined Cycle"Cycle" herein for information regarding additional factors that may impact construction expenditures.

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As a result of closing the Merger, the funding requirements of the Southern Company system include the contractual obligations of Southern Company Gas. The following table details the amounts related to Southern Company Gas as of September 30, 2016:
 2016 
2017-
2018
 
2019-
2020
 
After
2020
 Total
 (in millions)
Long-term debt(a) —
         
Principal$120
 $177
 $350
 $4,185
 $4,832
Interest48
 412
 382
 2,641
 3,483
Pipeline charges, storage capacity, and gas supply(b)
308
 1,350
 806
 2,913
 5,377
Operating leases(c)
6
 44
 31
 52
 133
Asset management agreements(d)
2
 15
 2
 
 19
Standby letters of credit, performance/surety bonds(e)
33
 51
 
 
 84
Financial derivative obligations(f)
195
 211
 21
 2
 429
Pension and other postretirement benefit plans(g)
5
 44
 
 
 49
Purchase commitments 
         
Capital(h)
401
 3,540
 3,058
 1,221
 8,220
Other(i)
11
 53
 
 
 64
Total$1,129
 $5,897
 $4,650
 $11,014
 $22,690
(a)Amounts are reflected based on final maturity dates. Variable rate interest obligations are estimated based on rates as of September 30, 2016.
(b)Includes charges recoverable through a natural gas cost recovery mechanism or alternatively billed to marketers and demand charges associated with wholesale gas services.
(c)Certain operating leases have provisions for step rent or escalation payments and certain lease concessions are accounted for by recognizing the future minimum lease payments on a straight-line basis over the respective minimum lease terms.
(d)Represents fixed-fee minimum payments for asset management agreements at wholesale gas services.
(e)Guarantees are provided to certain municipalities and other agencies and certain natural gas suppliers of SouthStar Energy Services, LLC (SouthStar) in support of payment obligations.
(f)Includes derivative liabilities related to energy-related derivatives.
(g)Estimated benefit payments for Southern Company Gas' retirement benefit plans are provided through 2018. No mandatory contributions to the plans are anticipated during this period.
(h)Estimated capital expenditures are provided through 2021.
(i)Primarily consists of contractual environmental remediation liabilities that are primarily recoverable through base rates or rate rider mechanisms.
Sources of Capital
Southern Company intends to meet its future capital needs through operating cash flows, short-term debt, term loans, and external security issuances. Equity capital can be provided from any combination of Southern Company's stock plans, private placements, or public offerings. The amount and timing of additional equity capital and debt issuances in 2016, as well as in subsequent years, will be contingent on Southern Company's investment opportunities and the Southern Company system's capital requirements. See "Capital Requirements and Contractual Obligations" herein for additional information.
Except as described herein, the traditional electric operating companies, Southern Power, and Southern PowerCompany Gas plan to obtain the funds required for construction and other purposes from operating cash flows, external security issuances, term loans, short-term borrowings, and equity contributions or loans from Southern Company. However, the amount, type, and timing of any future financings, if needed, will depend upon prevailing market conditions, regulatory approval, and other factors. See MANAGEMENT'S DISCUSSION AND ANALYSIS

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SOUTHERN COMPANY AND SUBSIDIARY COMPANIES
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

FINANCIAL CONDITION AND LIQUIDITY "Sources of Capital" of Southern Company in Item 7 of the Form 10-K for additional information.
In addition, Georgia Power may make borrowings through a loan guarantee agreement (Loan Guarantee Agreement) between Georgia Power and the DOE, the proceeds of which may be used to reimburse Georgia Power for Eligible Project Costs incurred in connection with its construction of Plant Vogtle Units 3 and 4. Under the Loan Guarantee Agreement, the DOE agreed to guarantee borrowings of up to $3.46 billion (not to exceed 70% of Eligible Project Costs) to be made by Georgia Power under a multi-advance credit facility (FFB Credit Facility) among Georgia Power, the DOE, and the FFB. Eligible Project Costs incurred through September 30, 2016 would allow for borrowings of up to $2.6 billion under the FFB Credit Facility, of which Georgia Power has borrowed $2.5 billion. See Note 6 to the financial statements of Southern Company under "DOE Loan Guarantee Borrowings" in Item 8 of the Form 10-K for additional information regarding the Loan Guarantee Agreement and Note (B) to the Condensed Financial Statements under "Retail"Retail Regulatory MattersGeorgia PowerNuclear Construction"Construction" herein for additional information regarding Plant Vogtle Units 3 and 4.
Eligible Project Costs incurred through March 31, 2016 would allow for borrowings of up to $2.5 billion under the FFB Credit Facility, of which Georgia Power has borrowed $2.2 billion.
Mississippi Power received $245 million of Initial DOE Grants in prior years that were used for the construction of the Kemper IGCC. An additional $25 million of grants from the DOE is expected to be received for commercial operation of the Kemper IGCC. On April 8, 2016, Mississippi Power received approximately $137 million in

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SOUTHERN COMPANY AND SUBSIDIARY COMPANIES
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Additional DOE Grants for the Kemper IGCC, which are expected to be used to reduce future rate impacts for customers. In addition, see Note 3 to the financial statements of Southern Company under "Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K for information regarding legislation related to the securitization of certain costs of the Kemper IGCC.
As of March 31,September 30, 2016, Southern Company's current liabilities exceeded current assets by $2.4$0.9 billion, primarily due to long-term debt that is due within one year of $2.3 billion, including approximately $0.9$0.8 billion at the parent company, $0.2 billion at Alabama Power, $0.5 billion at Georgia Power, $0.1$0.2 billion at Gulf Power, $0.3 billion at Mississippi Power, and $0.4$0.1 billion at Southern Power.Power, and $0.1 billion at Southern Company Gas. To meet short-term cash needs and contingencies, Southern Company has substantial cash flow from operating activities and access to capital markets and financial institutions. Southern Company, the traditional electric operating companies, Southern Power, and Southern PowerCompany Gas intend to utilize operating cash flows, as well as commercial paper, lines of credit, bank notes, and securities issuances, as market conditions permit, as well as, under certain circumstances for the traditional electric operating companies, Southern Power, and Southern Power,Company Gas, equity contributions and/or loans from Southern Company to meet their short-term capital needs. In addition, for the remainder of 2016, Georgia Power expects to utilize borrowings through the FFB Credit Facility as an additional source of long-term borrowed funds.

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SOUTHERN COMPANY AND SUBSIDIARY COMPANIES
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

At March 31,September 30, 2016, Southern Company and its subsidiaries had approximately $0.8$2.7 billion of cash and cash equivalents. Committed credit arrangements with banks at March 31,September 30, 2016 were as follows:
Expires   
Executable Term
Loans
 
Due Within One
Year
Expires   
Executable Term
Loans
 
Due Within One
Year
Company2016201720182020 Total Unused 
One
Year
 
Two
Years
 
Term
Out
 
No Term
Out
2016201720182020 Total Unused 
One
Year
 
Two
Years
 
Term
Out
 
No Term
Out
   (in millions) (in millions) (in millions)(in millions) (in millions) (in millions) (in millions)
Southern Company (a)
$
$
$1,000
$1,250
 $2,250
 $2,250
 $
 $
 $
 $
$
$
$1,000
$1,250
 $2,250
 $2,250
 $
 $
 $
 $
Alabama Power40

500
800
 1,340
 1,340
 
 
 
 40

35
500
800
 1,335
 1,335
 
 
 
 35
Georgia Power


1,750
 1,750
 1,732
 
 
 
 



1,750
 1,750
 1,732
 
 
 
 
Gulf Power75
40
165

 280
 280
 45
 
 45
 40
50
65
165

 280
 280
 45
 
 45
 70
Mississippi Power205



 205
 180
 30
 15
 45
 160
100
75


 175
 150
 
 15
 15
 160
Southern Power Company (b)



600
 600
 560
 
 
 
 



600
 600
 532
 
 
 
 
Southern Company Gas(c)

75
1,925

 2,000
 1,947
 
 
 
 
Other70



 70
 70
 20
 
 20
 50

55


 55
 55
 20
 
 20
 35
Total$390
$40
$1,665
$4,400
 $6,495
 $6,412
 $95
 $15
 $110
 $290
Southern Company Consolidated$150
$305
$3,590
$4,400
 $8,445
 $8,281
 $65
 $15
 $80
 $300
(a)ExcludesRepresents the $8.1 billion Bridge Agreement entered into in September 2015 that will be funded only to the extent necessary to provide financing for the Merger as discussed herein.Southern Company parent entity.
(b)
Excludes credit agreements (Project Credit Facilities) assumed with the acquisition of certain solar facilities, which are non-recourse to Southern Power Company, the proceeds of which are being used to finance project costs related to such solar facilities currently under construction. See Note (I) to the Condensed Financial Statements under "Southern Power""Southern Power" herein for additional information.
(c)
Southern Company Gas guarantees the obligations of Southern Company Gas Capital, which is the borrower of $1.3 billion of these arrangements. Southern Company Gas' committed credit arrangements also include $700 million restricted for working capital needs of Nicor Gas.
See Note 6 to the financial statements of Southern Company under "Bank Credit Arrangements" in Item 8 of the Form 10-K and Note (E) to the Condensed Financial Statements under "Bank"Bank Credit Arrangements"Arrangements" herein for additional information.
On May 24, 2016, the $8.1 billion Bridge Agreement to provide Merger financing, to the extent necessary, was terminated.
Most of these bank credit arrangements, as well as the term loan arrangements of Southern Company, Alabama Power, Mississippi Power, and Southern Power, contain covenants that limit debt levels and contain cross acceleration or cross default provisions to other indebtedness (including guarantee obligations) that are restricted only to the indebtedness of the individual company. Such cross default provisions to other indebtedness would trigger an event of default if the applicable borrower defaulted on indebtedness or guarantee obligations over a specified threshold. Such cross acceleration provisions to other indebtedness would trigger an event of default if the applicable borrower defaulted on indebtedness, the payment of which was then accelerated. Southern Company, the traditional electric operating companies, and Southern Power Company, and Southern Company Gas are currently in compliance with all such covenants. None of the bank credit arrangements contain material adverse change clauses at the time of borrowings.

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SOUTHERN COMPANY AND SUBSIDIARY COMPANIES
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Subject to applicable market conditions, Southern Company and its subsidiaries expect to renew or replace their bank credit arrangements as needed, prior to expiration. In connection therewith, Southern Company and its subsidiaries may extend the maturity dates and/or increase or decrease the lending commitments thereunder.
A portion of the unused credit with banks is allocated to provide liquidity support to the traditional electric operating companies' pollution control revenue bonds and commercial paper programs. The amount of variable rate pollution control revenue bonds outstanding requiring liquidity support as of March 31,September 30, 2016 was approximately $1.8$1.9 billion. In addition, at March 31,September 30, 2016, the traditional electric operating companies had approximately $269$358 million of fixed rate pollution control revenue bonds outstanding that were required to be reoffered within the next 12 months.
Southern Company intends to fund the cash consideration for the Merger using a mix
40

Table of debt and equity. Southern Company finances its capital needs on a portfolio basis and expects to issue a minimum of $8.0 billion in debt prior to closing the Merger and a minimum of $1.2 billion in equity during 2016. This capital is expected to provide funding for the Merger, the proposed acquisition of PowerSecure, and Southern Power and other Southern Company system capital projects. Total capital raised in 2016 may increase due to cash needed at the closing of the Merger, settlement of hedges, and incremental investment opportunities, including additional Southern Power projects in excess of its current capital plans. Southern Company expects to issue the debt to fund the cash consideration for the Merger in several tranches including long-dated maturities. The amount of debt issued at each maturity will depend on prevailing market conditions at the time of the offering and other factors. In addition, Southern Company entered into the $8.1 billion Bridge Agreement on September 30, 2015 to provide financing for the Merger in the event long-term financing is not available. See Contents
SOUTHERN COMPANY AND SUBSIDIARY COMPANIES
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND LIQUIDITY "Sources of Capital" of Southern Company in Item 7 of the Form 10-K for additional information.RESULTS OF OPERATIONS

Southern Company, the traditional electric operating companies, Southern Power, and Southern PowerCompany Gas make short-term borrowings primarily through commercial paper programs that have the liquidity support of the committed bank credit arrangements described above, excluding the Bridge Agreement.above. Southern Company, the traditional electric operating companies, Southern Power, and Southern PowerCompany Gas may also borrow through various other arrangements with banks. Short-term borrowings are included in notes payable in the balance sheets.
Details of short-term borrowings were as follows:
 
Short-term Debt at
March 31, 2016
 
Short-term Debt During the Period(*)
 
Short-term Debt at
September 30, 2016
 
Short-term Debt During the Period(*)
 
Amount
Outstanding
 
Weighted
Average
Interest
Rate
 
Average
Amount
Outstanding
 
Weighted
Average
Interest
Rate
 
Maximum
Amount
Outstanding
 
Amount
Outstanding
 
Weighted
Average
Interest
Rate
 
Average
Amount
Outstanding
 
Weighted
Average
Interest
Rate
 
Maximum
Amount
Outstanding
 (in millions)   (in millions)   (in millions) (in millions)   (in millions)   (in millions)
Commercial paper $757
 0.8% $853
 0.8% $1,233
 $717
 0.7% $756
 0.7% $1,499
Short-term bank debt 25
 2.1% 375
 1.9% 500
 125
 1.5% 125
 1.4% 127
Total $782
 0.9% $1,228
 1.0%   $842
 0.8% $881
 0.8%  
(*)Average and maximum amounts are based upon daily balances during the three-month period ended March 31,September 30, 2016.
In addition to the short-term borrowings in the table above, the Project Credit Facilities had total amounts outstanding as of March 31,September 30, 2016 of $413$828 million at a weighted average interest rate of 1.99%2.05%. For the three monthsthree-month period ended March 31,September 30, 2016, these credit agreements had a maximum amount outstanding of $413$828 million and an average amount outstanding of $260$805 million at a weighted average interest rate of 1.99%2.02%.
Furthermore, in connection with the acquisition of a solar facility on July 1, 2016, a subsidiary of Southern Power assumed a $217 million construction loan, which was fully repaid prior to September 30, 2016. For the three-month period ended September 30, 2016, this credit agreement had a maximum amount outstanding of $217 million and an average amount outstanding of $137 million at a weighted average interest rate of 2.21%.
Southern Company believes the need for working capital can be adequately met by utilizing commercial paper programs, lines of credit, bank notes,term loans, and operating cash flows.

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SOUTHERN COMPANY AND SUBSIDIARY COMPANIES
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Credit Rating Risk
At September 30, 2016, Southern Company and its subsidiaries dodid not have any credit arrangements that would require material changes in payment schedules or terminations as a result of a credit rating downgrade.
There are certain contracts that could require collateral, but not accelerated payment, in the event of a credit rating change of certain subsidiaries to BBB and/or Baa2 or below. These contracts are for physical electricity and natural gas purchases and sales, fuel purchases, fuel transportation and storage, energy price risk management, transmission, interest rate management, and construction of new generation at Plant Vogtle Units 3 and 4.
The maximum potential collateral requirements under these contracts at March 31,September 30, 2016 were as follows:
Credit Ratings
Maximum Potential
Collateral
Requirements
Maximum Potential
Collateral
Requirements
(in millions)(in millions)
At BBB and/or Baa2$12
$31
At BBB- and/or Baa3$511
$665
Below BBB- and/or Baa3$2,335
$2,570

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MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Generally, collateral may be provided by a Southern Company guaranty, letter of credit, or cash. Additionally, a credit rating downgrade could impact the ability of Southern Company and its subsidiaries to access capital markets, and would be likely to impact the cost at which they do so.
On May 12, 2016, Fitch downgraded the senior unsecured long-term debt rating of Southern Company to A- from A and revised the ratings outlook from negative to stable. Fitch also downgraded the senior unsecured long-term debt rating of Mississippi Power to BBB+ from A- and revised the ratings outlook from negative to stable.
On May 13, 2016, Moody's downgraded the senior unsecured long-term debt rating of Southern Company to Baa2 from Baa1 and revised the ratings outlook from negative to stable.
On July 11, 2016, S&P raised Southern Company Gas' and Nicor Gas' corporate and senior unsecured long-term debt ratings from BBB+ to A- and revised their ratings outlooks from positive to negative.
Financing Activities
DuringOn May 11, 2016, Southern Company issued 18.3 million shares of common stock in an underwritten offering for an aggregate purchase price of approximately $889 million. Of the 18.3 million shares, approximately 2.6 million were issued from treasury and the remainder were newly issued shares. The proceeds were used to fund a portion of the consideration for the Merger and for other general corporate purposes.
On August 19, 2016, Southern Company issued 32.5 million shares of common stock in an underwritten offering for an aggregate purchase price of approximately $1.6 billion. The proceeds were used to fund a portion of the purchase price for the SNG investment and related transaction costs and for other general corporate purposes.
In addition, during the first threenine months of 2016, Southern Company issued approximately 6.617.5 million shares of common stock primarily through the employee equity compensation planplans and received proceeds of approximately $270$782 million. Southern Company may satisfy its obligations with respect to the plans in several ways, including through using newly issued shares or treasury shares or acquiring shares on the open market through independent plan administrators.
The following table outlines the long-term debt financing activities for Southern Company and its subsidiaries for the first threenine months of 2016:
Company(a)
Senior
Note Issuances
 
Senior
Note Maturities and Redemptions
 
Revenue
Bond
Maturities, Redemptions, and
Repurchases
 
Other
Long-Term
Debt
Issuances
 
Other
Long-Term
Debt Redemptions
and
Maturities(b)
Senior
Note Issuances
 
Senior
Note Maturities and Redemptions
 
Revenue
Bond
Maturities, Redemptions, and
Repurchases
 
Other
Long-Term
Debt
Issuances
 
Other
Long-Term
Debt Redemptions
and
Maturities(a)
(in millions)(in millions)
Southern Company(b)
$8,500
 $500
 $
 $800
 $
Alabama Power$400
 $200
 $
 $45
 $
400
 200
 
 45
 
Georgia Power650
 250
 4
 
 1
650
 700
 4
 300
 5
Gulf Power
 125
 
 2
 
Mississippi Power
 
 
 1,100
 426

 
 
 1,100
 652
Southern Power
 
 
 2
 3
1,531
 
 
 63
 84
Southern Company Gas(c)
900
 300
 
 
 
Other
 
 
 
 4

 
 
 
 60
Elimination(c)

 
 
 (200) 
Total$1,050
 $450
 $4
 $947
 $434
Elimination(d)

 
 
 (200) (225)
Southern Company Consolidated$11,981
 $1,825
 $4
 $2,110
 $576
(a)Southern Company and Gulf Power did not issue or redeem any long-term debt during the first three months of 2016.    
(b)Includes reductions in capital lease obligations resulting from cash payments under capital leases.
(b)Represents the Southern Company parent entity.
(c)Reflects only long-term debt financing activities occurring subsequent to completion of the Merger. The senior notes were issued by Southern Company Gas Capital and guaranteed by Southern Company Gas.
(d)Intercompany loans from Southern Company to Mississippi Power eliminated in Southern Company's Consolidated Financial Statements.

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MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

In February 2016, Southern Company entered into $700 million notional amount of forward-starting interest rate swaps to hedge exposure to interest rate changes related to anticipated debt issuances. The notionalThese interest rate swaps were settled in May 2016.
In May 2016, Southern Company issued the following series of senior notes for an aggregate principal amount of $8.5 billion:
$0.5 billion of 1.55% Senior Notes due July 1, 2018;
$1.0 billion of 1.85% Senior Notes due July 1, 2019;
$1.5 billion of 2.35% Senior Notes due July 1, 2021;
$1.25 billion of 2.95% Senior Notes due July 1, 2023;
$1.75 billion of 3.25% Senior Notes due July 1, 2026;
$0.5 billion of 4.25% Senior Notes due July 1, 2036; and
$2.0 billion of 4.40% Senior Notes due July 1, 2046.
The net proceeds were used to fund a portion of the swaps totaled $700 million.consideration for the Merger and related transaction costs and for other general corporate purposes.
In September 2016, Southern Company issued $800 million aggregate principal amount of Series 2016A 5.25% Junior Subordinated Notes due October 1, 2076. The proceeds were used to repay short-term indebtedness that was incurred to repay at maturity $500 million aggregate principal amount of Southern Company's Series 2011A 1.95% Senior Notes due September 1, 2016 and for other general corporate purposes.
Except as described herein, Southern Company's subsidiaries used the proceeds of the debt issuances shown in the table above for their redemptions and maturities shown in the table above, to repay short-term indebtedness, and for general corporate purposes, including their continuous construction programs and, for Southern Power, its growth strategy.
On March 8, 2016, Mississippi Power entered into an unsecured term loan agreement with a syndicate of financial institutions for an aggregate amount of $1.2 billion to repay existing indebtedness and for other general corporate purposes.billion. Mississippi Power borrowed $900 million on March 8, 2016 under the term loan agreement and has the right to borrow the remaining $300 million on or before October 15, 2016, upon satisfaction of certain customary conditions.7, 2016. Mississippi Power used the initial proceeds to repay $900 million in maturing bank notesloans on March 8, 2016 and expects the remaining $300 million to be used to repay senior notes maturing inat maturity Mississippi Power's Series 2011A 2.35% Senior Notes due October 15, 2016. The term loan pursuant to this agreement matures on April 1, 2018 and bears interest based on one-month LIBOR.
In May 2016, Gulf Power entered into an 11-month floating rate bank loan bearing interest based on one-month LIBOR. This short-term loan was for $100 million aggregate principal amount and the proceeds were used to repay existing indebtedness and for working capital and other general corporate purposes.
Georgia Power's "Other Long-Term Debt Issuances" reflected in the table above include borrowings in June 2016 under the FFB Credit Facility in an aggregate principal amount of $300 million at a 2.571% interest rate through the final maturity date of February 20, 2044. The proceeds were used to reimburse Georgia Power for Eligible Project Costs relating to the construction of Plant Vogtle Units 3 and 4.
During the threenine months ended March 31,September 30, 2016, Southern Power's subsidiaries borrowed $276incurred an additional $691 million of short-term borrowings pursuant to the Project Credit Facilities at a weighted average interest rate of 1.99%2.05%.
Subsequent Furthermore, in connection with the acquisition of a solar facility, a subsidiary of Southern Power assumed a $217 million construction loan, which was fully repaid prior to March 31,September 30, 2016. In addition, on October 14, 2016, Southern Power's subsidiaries borrowed $187Power repaid at maturity $246 million pursuant to theof Project Credit Facilities at a weighted average interest rate of 1.93%.Facility debt.
Also subsequent to March 31,In June 2016, GulfSouthern Power announced the redemption in May 2016 of $125issued €600 million aggregate principal amount of its Series 2011A 5.75%2016A 1.00% Senior Notes due June 20, 2022 and €500 million aggregate principal amount of Series 2016B 1.85% Senior Notes due June 20, 2026. The proceeds are being allocated to renewable energy generation projects. Southern Power's obligations under its euro-denominated fixed-rate notes were effectively converted to fixed-rate U.S. dollars at issuance through cross-currency swaps, removing foreign currency exchange risk associated with the interest and principal payments. See

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MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Note (H) to the Condensed Financial Statements under "Foreign Currency Derivatives" herein for additional information.
In September 2016, Southern Power repaid $80 million of an outstanding $400 million floating rate bank loan and extended the maturity date of the remaining $320 million from September 2016 to September 2018. In addition, Southern Power entered into a $60 million aggregate principal amount floating rate bank loan bearing interest based on one-month LIBOR due September 2017. The proceeds were used to repay existing indebtedness and for other general corporate purposes.
In September 2016, Southern Company Gas Capital issued $350 million aggregate principal amount of 2.45% Senior Notes due October 1, 2051.2023 and $550 million aggregate principal amount of 3.95% Senior Notes due October 1, 2046, both of which are guaranteed by Southern Company Gas. The proceeds were used to repay a $360 million promissory note issued to Southern Company for the purpose of funding a portion of the purchase price for Southern Company Gas' 50% equity interest in SNG, to fund Southern Company Gas' purchase of Piedmont Natural Gas Company, Inc.'s (Piedmont) interest in SouthStar, to make a voluntary pension contribution, to repay at maturity $120 million aggregate principal amount of Series A Floating Rate Senior Notes due October 27, 2016, and for general corporate purposes. See Note (I) to the Condensed Financial Statements under "Southern CompanyInvestment in Southern Natural Gas" and " Acquisition of Remaining Interest in SouthStar" herein for additional information regarding Southern Company Gas' investment in SNG and purchase of Piedmont's interest in SouthStar, respectively.
In addition to any financings that may be necessary to meet capital requirements and contractual obligations, Southern Company and its subsidiaries plan to continue, when economically feasible, a program to retire higher-cost securities and replace these obligations with lower-cost capital if market conditions permit.

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PART I
Item 3. Quantitative and Qualitative Disclosures About Market Risk.
DuringOther than the threechanges resulting from the Merger discussed below, during the nine months ended March 31,September 30, 2016, there were no material changes to each registrant'sSouthern Company's, Alabama Power's, Georgia Power's, Gulf Power's, Mississippi Power's, or Southern Power's disclosures about market risk. For an in-depth discussion of each registrant's market risks, see MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Market Price Risk" of each registrant in Item 7 of the Form 10-K and Note 1 to the financial statements of each registrant under "Financial Instruments," Note 11 to the financial statements of Southern Company, Alabama Power, and Georgia Power, Note 10 to the financial statements of Gulf Power and Mississippi Power, and Note 9 to the financial statements of Southern Power in Item 8 of the Form 10-K. Also, see Note (C) and Note (H) to the Condensed Financial Statements herein for information relating to derivative instruments.
As a result of closing the Merger, the Southern Company system's exposure to market risks includes Southern Company Gas. Southern Company Gas is exposed to market risks, primarily commodity price risk, interest rate risk, and weather risk. Due to various cost recovery mechanisms, the natural gas distribution utilities of Southern Company Gas that sell natural gas directly to their end-use customers have limited exposure to market volatility of natural gas prices. Certain natural gas distribution utilities of Southern Company Gas manage fuel-hedging programs implemented per the guidelines of their respective state regulatory agencies to hedge the impact of market fluctuations in natural gas prices for customers. For the weather risk associated with Nicor Gas, Southern Company Gas has a corporate weather hedging program that utilizes weather derivatives to reduce the risk of lower operating margins potentially resulting from significantly warmer-than-normal weather. In addition, certain non-regulated operations routinely utilize various types of derivative instruments to economically hedge certain commodity price and weather risks inherent in the natural gas industry. These instruments include a variety of exchange-traded and over-the-counter energy contracts, such as forward contracts, futures contracts, options contracts, and swap agreements. Some of these economic hedge activities may not qualify, or are not designated, for hedge accounting treatment. If there is a significant change in the underlying market prices or pricing assumptions Southern Company uses to price the derivative assets or liabilities, such changes may have a significant impact on Southern Company's financial position, results of operations, and cash flows.
Item 4. Controls and Procedures.
(a)Evaluation of disclosure controls and procedures.
As of the end of the period covered by this Quarterly Report on Form 10-Q, Southern Company, Alabama Power, Georgia Power, Gulf Power, Mississippi Power, and Southern Power Company conducted separate evaluations under the supervision and with the participation of each company's management, including the Chief Executive Officer and the Chief Financial Officer, of the effectiveness of the design and operation of the disclosure controls and procedures (as defined in Sections 13a-15(e) and 15d-15(e) of the Securities Exchange Act of 1934, as amended). Based upon these evaluations, the Chief Executive Officer and the Chief Financial Officer, in each case, concluded that the disclosure controls and procedures are effective.
(b)Changes in internal controls over financial reporting.
ThereOther than the changes resulting from the Merger discussed below, there have been no changes in Southern Company's, Alabama Power's, Georgia Power's, Gulf Power's, Mississippi Power's, or Southern Power Company'sPower's internal control over financial reporting (as such term is defined in Rules 13a-15(f) and 15d-15(f) under the Securities Exchange Act of 1934, as amended) during the firstthird quarter 2016 that have materially affected or are reasonably likely to materially affect Southern Company's, Alabama Power's, Georgia Power's, Gulf Power's, Mississippi Power's, or Southern Power Company'sPower's internal control over financial reporting.
Southern Company completed the Merger on July 1, 2016, with Southern Company Gas surviving the Merger as a wholly-owned, direct subsidiary of Southern Company. Southern Company is currently in the process of integrating Southern Company Gas' operations and conducting control reviews pursuant to Section 404 of the Sarbanes-Oxley

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Act of 2002. See Note (I) to the Condensed Financial Statements under "Southern CompanyMerger with Southern Company Gas" herein for additional information regarding the Merger.

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ALABAMA POWER COMPANY

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ALABAMA POWER COMPANY
CONDENSED STATEMENTS OF INCOME (UNAUDITED)
 
For the Three Months
Ended March 31,
For the Three Months Ended September 30, For the Nine Months Ended September 30,
2016 20152016 2015 2016 2015
(in millions)(in millions) (in millions)
Operating Revenues:          
Retail revenues$1,193
 $1,268
$1,629
 $1,558
 $4,139
 $4,151
Wholesale revenues, non-affiliates63
 65
82
 65
 211
 188
Wholesale revenues, affiliates22
 15
18
 20
 49
 55
Other revenues53
 53
56
 52
 162
 157
Total operating revenues1,331
 1,401
1,785
 1,695
 4,561
 4,551
Operating Expenses:          
Fuel268
 310
410
 408
 973
 1,061
Purchased power, non-affiliates36
 41
63
 56
 139
 142
Purchased power, affiliates33
 53
41
 51
 129
 153
Other operations and maintenance392
 399
348
 371
 1,097
 1,140
Depreciation and amortization172
 158
177
 163
 524
 481
Taxes other than income taxes97
 94
96
 91
 286
 275
Total operating expenses998
 1,055
1,135
 1,140
 3,148
 3,252
Operating Income333
 346
650
 555
 1,413
 1,299
Other Income and (Expense):          
Allowance for equity funds used during construction10
 15
7
 14
 23
 43
Interest expense, net of amounts capitalized(73) (65)(77) (71) (224) (205)
Other income (expense), net(8) (4)(5) (7) (16) (24)
Total other income and (expense)(71) (54)(75) (64) (217) (186)
Earnings Before Income Taxes262
 292
575
 491
 1,196
 1,113
Income taxes103
 113
221
 192
 466
 427
Net Income159
 179
354
 299
 730
 686
Dividends on Preferred and Preference Stock4
 10
4
 4
 13
 21
Net Income After Dividends on Preferred and Preference Stock$155
 $169
$350
 $295
 $717
 $665

CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED)
 
For the Three Months
Ended March 31,
For the Three Months Ended September 30, For the Nine Months Ended September 30,
2016 20152016 2015 2016 2015
(in millions)(in millions) (in millions)
Net Income$159
 $179
$354
 $299
 $730
 $686
Other comprehensive income (loss):          
Qualifying hedges:          
Changes in fair value, net of tax of $(1) and $(2), respectively(2) (4)
Reclassification adjustment for amounts included in net income,
net of tax of $1 and $-, respectively
1
 
Changes in fair value, net of tax of $-, $(4), $(1), and $(4),
respectively

 (6) (2) (6)
Reclassification adjustment for amounts included in net income,
net of tax of $1, $-, $2, and $1, respectively
1
 
 3
 1
Total other comprehensive income (loss)(1) (4)1
 (6) 1
 (5)
Comprehensive Income$158
 $175
$355
 $293
 $731
 $681
The accompanying notes as they relate to Alabama Power are an integral part of these condensed financial statements.

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ALABAMA POWER COMPANY
CONDENSED STATEMENTS OF CASH FLOWS (UNAUDITED)
 
For the Three Months
Ended March 31,
For the Nine Months Ended September 30,
2016 20152016 2015
(in millions)(in millions)
Operating Activities:      
Net income$159
 $179
$730
 $686
Adjustments to reconcile net income to net cash provided from operating activities —      
Depreciation and amortization, total211
 196
634
 585
Deferred income taxes68
 16
267
 85
Allowance for equity funds used during construction(10) (15)(23) (43)
Other, net(3) 2
(23) 23
Changes in certain current assets and liabilities —      
-Receivables191
 (3)(4) (160)
-Fossil fuel stock(27) 
18
 69
-Materials and supplies(8) 12
-Other current assets(79) (80)(46) (10)
-Accounts payable(143) (229)(113) (106)
-Accrued taxes64
 246
203
 371
-Accrued compensation(75) (89)
-Retail fuel cost over recovery(1) 34
(104) 81
-Other current liabilities(8) 21
(4) (2)
Net cash provided from operating activities339
 290
1,535
 1,579
Investing Activities:      
Property additions(313) (325)(947) (938)
Nuclear decommissioning trust fund purchases(105) (129)(275) (349)
Nuclear decommissioning trust fund sales105
 129
275
 349
Cost of removal, net of salvage(31) (13)(70) (41)
Change in construction payables(15) 34
(37) (48)
Other investing activities(9) (9)(28) (22)
Net cash used for investing activities(368) (313)(1,082) (1,049)
Financing Activities:      
Proceeds —      
Senior notes issuances400
 550
Senior notes400
 975
Capital contributions from parent company236
 6
253
 13
Other long-term debt issuances45
 
Redemptions — Senior notes(200) (250)
Pollution control revenue bonds
 80
Other long-term debt45
 
Redemptions and repurchases —

 
Preferred and preference stock
 (412)
Pollution control revenue bonds
 (134)
Senior notes(200) (250)
Payment of common stock dividends(191) (143)(574) (428)
Other financing activities(11) (18)(15) (38)
Net cash provided from financing activities279
 145
Net cash used for financing activities(91) (194)
Net Change in Cash and Cash Equivalents250
 122
362
 336
Cash and Cash Equivalents at Beginning of Period194
 273
194
 273
Cash and Cash Equivalents at End of Period$444
 $395
$556
 $609
Supplemental Cash Flow Information:      
Cash paid (received) during the period for --   
Interest (net of $4 and $5 capitalized for 2016 and 2015, respectively)$76
 $68
Cash paid (received) during the period for —   
Interest (net of $8 and $15 capitalized for 2016 and 2015, respectively)$215
 $192
Income taxes, net(162) (136)(70) 47
Noncash transactions — Accrued property additions at end of period106
 41
84
 88
The accompanying notes as they relate to Alabama Power are an integral part of these condensed financial statements.

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ALABAMA POWER COMPANY
CONDENSED BALANCE SHEETS (UNAUDITED)
 
Assets At March 31,
2016
 At December 31,
2015
 At September 30, 2016 At December 31, 2015
 (in millions) (in millions)
Current Assets:        
Cash and cash equivalents $444
 $194
 $556
 $194
Receivables —        
Customer accounts receivable 311
 332
 440
 332
Unbilled revenues 113
 119
 155
 119
Under recovered regulatory clause revenues 22
 43
 52
 43
Income taxes receivable, current 
 142
 
 142
Other accounts and notes receivable 25
 20
 43
 20
Affiliated companies 38
 50
Affiliated 30
 50
Accumulated provision for uncollectible accounts (10) (10) (9) (10)
Fossil fuel stock, at average cost 266
 239
Materials and supplies, at average cost 406
 398
Fossil fuel stock 220
 239
Materials and supplies 420
 398
Vacation pay 67
 66
 66
 66
Prepaid expenses 129
 83
 56
 83
Other regulatory assets, current 99
 115
 73
 115
Other current assets 10
 10
 9
 10
Total current assets 1,920
 1,801
 2,111
 1,801
Property, Plant, and Equipment:        
In service 25,187
 24,750
 25,800
 24,750
Less accumulated provision for depreciation 8,791
 8,736
 9,018
 8,736
Plant in service, net of depreciation 16,396
 16,014
 16,782
 16,014
Nuclear fuel, at amortized cost 359
 363
 345
 363
Construction work in progress 550
 801
 473
 801
Total property, plant, and equipment 17,305
 17,178
 17,600
 17,178
Other Property and Investments:        
Equity investments in unconsolidated subsidiaries 68
 71
 67
 71
Nuclear decommissioning trusts, at fair value 746
 737
 781
 737
Miscellaneous property and investments 99
 96
 105
 96
Total other property and investments 913
 904
 953
 904
Deferred Charges and Other Assets:        
Deferred charges related to income taxes 520
 522
 518
 522
Deferred under recovered regulatory clause revenues 105
 99
 87
 99
Other regulatory assets, deferred 1,105
 1,114
 1,070
 1,114
Other deferred charges and assets 109
 103
 118
 103
Total deferred charges and other assets 1,839
 1,838
 1,793
 1,838
Total Assets $21,977
 $21,721
 $22,457
 $21,721
The accompanying notes as they relate to Alabama Power are an integral part of these condensed financial statements.


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ALABAMA POWER COMPANY
CONDENSED BALANCE SHEETS (UNAUDITED)
 
Liabilities and Stockholder's Equity At March 31,
2016
 At December 31,
2015
 At September 30, 2016 At December 31, 2015
 (in millions) (in millions)
Current Liabilities:        
Securities due within one year $200
 $200
 $236
 $200
Accounts payable —        
Affiliated 258
 278
 309
 278
Other 271
 410
 233
 410
Customer deposits 88
 88
 88
 88
Accrued taxes —        
Accrued income taxes 11
 
 73
 
Other accrued taxes 62
 38
 125
 38
Accrued interest 65
 73
 69
 73
Accrued vacation pay 55
 55
 55
 55
Accrued compensation 47
 119
 97
 119
Liabilities from risk management activities 37
 55
 10
 55
Other regulatory liabilities, current 175
 240
 1
 240
Other current liabilities 39
 39
 65
 39
Total current liabilities 1,308
 1,595
 1,361
 1,595
Long-term Debt 6,894
 6,654
 6,859
 6,654
Deferred Credits and Other Liabilities:        
Accumulated deferred income taxes 4,306
 4,241
 4,505
 4,241
Deferred credits related to income taxes 69
 70
 67
 70
Accumulated deferred investment tax credits 116
 118
 112
 118
Employee benefit obligations 377
 388
 366
 388
Asset retirement obligations 1,461
 1,448
 1,501
 1,448
Other cost of removal obligations 705
 722
 695
 722
Other regulatory liabilities, deferred 119
 136
 95
 136
Deferred over recovered regulatory clause revenues 64
 
 157
 
Other deferred credits and liabilities 78
 76
 56
 76
Total deferred credits and other liabilities 7,295
 7,199
 7,554
 7,199
Total Liabilities 15,497
 15,448
 15,774
 15,448
Redeemable Preferred Stock 85
 85
 85
 85
Preference Stock 196
 196
 196
 196
Common Stockholder's Equity:        
Common stock, par value $40 per share --    
Authorized - 40,000,000 shares    
Outstanding - 30,537,500 shares 1,222
 1,222
Common stock, par value $40 per share —    
Authorized — 40,000,000 shares    
Outstanding — 30,537,500 shares 1,222
 1,222
Paid-in capital 2,585
 2,341
 2,607
 2,341
Retained earnings 2,425
 2,461
 2,604
 2,461
Accumulated other comprehensive loss (33) (32) (31) (32)
Total common stockholder's equity 6,199
 5,992
 6,402
 5,992
Total Liabilities and Stockholder's Equity $21,977
 $21,721
 $22,457
 $21,721
The accompanying notes as they relate to Alabama Power are an integral part of these condensed financial statements.

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ALABAMA POWER COMPANY
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS



FIRSTTHIRD QUARTER 2016 vs. FIRSTTHIRD QUARTER 2015
AND
YEAR-TO-DATE 2016 vs. YEAR-TO-DATE 2015


OVERVIEW
Alabama Power operates as a vertically integrated utility providing electricity to retail and wholesale customers within its traditional service territory located within the State of Alabama in addition to wholesale customers in the Southeast.
Many factors affect the opportunities, challenges, and risks of Alabama Power's business of selling electricity. These factors include the ability to maintain a constructive regulatory environment, to maintain and grow energy sales, and to effectively manage and secure timely recovery of costs. These costs include those related to projected long-term demand growth, increasingly stringent environmental standards, reliability, fuel, capital expenditures, and restoration following major storms. Alabama Power has various regulatory mechanisms that operate to address cost recovery. Effectively operating pursuant to these regulatory mechanisms and appropriately balancing required costs and capital expenditures with customer prices will continue to challenge Alabama Power for the foreseeable future.
Alabama Power continues to focus on several key performance indicators. These indicators include customer satisfaction, plant availability, system reliability, and net income after dividends on preferred and preference stock. For additional information on these indicators, see MANAGEMENT'S DISCUSSION AND ANALYSIS – OVERVIEW – "Key Performance Indicators" of Alabama Power in Item 7 of the Form 10-K.
RESULTS OF OPERATIONS
Net Income
First Quarter 2016 vs. First Quarter 2015
(change in millions)
(% change)
$(14) (8.3)
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions)
(% change)
(change in millions)
(% change)
$55 18.6 $52 7.8
Alabama Power's net income after dividends on preferred and preference stock for the firstthird quarter 2016 was $155$350 million compared to $169$295 million for the corresponding period in 2015. The decreaseincrease in net income was primarily related to a decreasean increase in revenue primarily due to milderwarmer weather in the firstthird quarter 2016 as compared to the corresponding period in 2015, an increase in interest expense, and a decrease in AFUDC. These decreases were partially offset by an increase inretail revenues under Rate CNP Compliance, and a decrease in non-fuel operations and maintenance expenses. These increases to income were partially offset by a decrease in AFUDC and an increase in depreciation and amortization.
Alabama Power's net income after dividends on preferred and preference stock.stock for year-to-date 2016 was $717 million compared to $665 million for the corresponding period in 2015. The increase was primarily related to an increase in retail revenues under Rate CNP Compliance and decreases in non-fuel operations and maintenance expenses and dividends on preferred and preference stock for year-to-date 2016 compared to the corresponding period in 2015. These increases to income were partially offset by a decrease in AFUDC and increases in interest expense and depreciation and amortization.

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ALABAMA POWER COMPANY
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS



Retail Revenues
First Quarter 2016 vs. First Quarter 2015
(change in millions) (% change)
$(75) (5.9)
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$71 4.6 $(12) (0.3)
In the firstthird quarter 2016, retail revenues were $1.19$1.63 billion compared to $1.27$1.56 billion for the corresponding period in 2015.

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ALABAMA POWER COMPANY
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS



For year-to-date 2016, retail revenues were $4.14 billion compared to $4.15 billion for the corresponding period in 2015.
Details of the changes in retail revenues were as follows:
 First Quarter 2016Third Quarter 2016
Year-to-Date 2016
 (in millions)
(% change)(in millions)
(% change)
(in millions)
(% change)
Retail – prior year $1,268
  $1,558
   $4,151
  
Estimated change resulting from –           
Rates and pricing 33
 2.6
42
 2.7
 119
 2.9
Sales growth 8
 0.6
Sales growth (decline)(14) (0.9) (15) (0.4)
Weather (45) (3.5)52
 3.4
 5
 0.1
Fuel and other cost recovery (71) (5.6)(9) (0.6) (121) (2.9)
Retail – current year $1,193
 (5.9)%$1,629
 4.6% $4,139
 (0.3)%
Revenues associated with changes in rates and pricing increased in the firstthird quarter and year-to-date 2016 when compared to the corresponding periodperiods in 2015 primarily due to increased revenues under Rate CNP Compliance associated with increases in the average net investments. See Note 3 to the financial statements of Alabama Power under "Retail Regulatory Matters" in Item 8 of the Form 10-K for additional information.
Revenues attributable to changes in sales growth increaseddeclined in the firstthird quarter and year-to-date 2016 when compared to the corresponding periodperiods in 2015. Weather-adjusted residentialIndustrial KWH sales decreased 6.3% and commercial KWH energy sales increased 2.3% and 0.9%, respectively,5.1% for the firstthird quarter and year-to-date 2016, respectively, when compared to the corresponding period in 2015 as a result of increased customer demand. Industrial KWH energy sales decreased 3.5% for the first quarter 2016 when compared to the corresponding periodperiods in 2015 as a result of a decrease in demand resulting from changes in production levels primarily in the pipelines, primary metals, chemicals, pipelines, paper, and chemicalsstone, clay, and glass sectors. A strong dollar, low oil prices, and weak global growtheconomic conditions have constrained growth in the industrial sector. Weather-adjusted residential KWH sales decreased 2.4% for the third quarter 2016 due to lower customer usage primarily resulting from an increase in efficiency improvements in residential appliances and lighting, partially offset by customer growth, and remained relatively flat year-to-date 2016. Weather-adjusted commercial KWH sales remained relatively flat for the third quarter and year-to-date 2016.
Revenues resulting from changes in weather decreasedincreased in the firstthird quarter 2016 due to milderwarmer weather experienced in Alabama Power's service territory compared to the corresponding period in 2015. For the firstthird quarter 2016, the resulting decreasesincreases were 6.6%6.2% and 2.2%2.3% for residential and commercial sales revenue, respectively.
Fuel and other cost recovery revenues decreased in the firstthird quarter 2016 when compared to the corresponding period in 2015 primarily due to a decrease in the average cost of fuel. Fuel and other cost recovery revenues decreased year-to-date 2016 when compared to the corresponding period in 2015 primarily due to a decrease in KWH generation and a decrease in the average cost of fuel. Electric rates include provisions to recognize the full recovery of fuel costs, purchased power costs, PPAs certificated by the Alabama PSC, and costs associated with the natural disaster reserve. Under these provisions, fuel and other cost recovery revenues generally equal fuel and other cost recovery expenses and do not affect net income. See Note 3 to the financial statements of Alabama Power under "Retail Regulatory Matters" in Item 8 of the Form 10-K for additional information.
Wholesale Revenues Affiliates
First Quarter 2016 vs. First Quarter 2015
(change in millions) (% change)
$7 46.7
Wholesale revenues from sales to affiliated companies will vary depending on demand and the availability and cost of generating resources at each company. These affiliate sales are made in accordance with the IIC, as approved by the FERC. These transactions do not have a significant impact on earnings since this energy is generally sold at marginal cost and energy purchases are generally offset by energy revenues through Alabama Power's energy cost recovery clauses.
In the first quarter 2016, wholesale revenues from sales to affiliates were $22 million compared to $15 million for the corresponding period in 2015. KWH sales to affiliates increased 78.5% primarily as a result of higher available hydro generation and lower natural gas prices.

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ALABAMA POWER COMPANY
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS



Wholesale Revenues Non-Affiliates
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$17 26.2 $23 12.2
Wholesale revenues from sales to non-affiliates will vary depending on fuel prices, the market prices of wholesale energy compared to the cost of Alabama Power's and the Southern Company system's generation, demand for energy within the Southern Company system's electric service territory, and the availability of the Southern Company system's generation. Increases and decreases in energy revenues that are driven by fuel prices are accompanied by an increase or decrease in fuel costs and do not affect net income.
In the third quarter 2016, wholesale revenues from sales to non-affiliates were $82 million compared to $65 million for the corresponding period in 2015. The increase was primarily due to a 45.3% increase in KWH sales as the result of a new wholesale contract effective December 2015, partially offset by a 13.4% decrease in the price of energy as a result of lower gas prices. For year-to-date 2016, wholesale revenues from sales to non-affiliates were $211 million compared to $188 million for the corresponding period in 2015. The increase was primarily due to a 29.7% increase in KWH sales as a result of a new wholesale contract effective December 2015, partially offset by a 13.1% decrease in the price of energy as a result of lower gas prices.
Fuel and Purchased Power Expenses
  First Quarter 2016
vs.
First Quarter 2015
 Third Quarter 2016
vs.
Third Quarter 2015
 Year-to-Date 2016
vs.
Year-to-Date 2015
 (change in millions)
(% change) (change in millions)
(% change) (change in millions) (% change)
Fuel $(42) (13.5) $2
 0.5 $(88) (8.3)
Purchased power – non-affiliates (5) (12.2) 7
 12.5 (3) (2.1)
Purchased power – affiliates (20) (37.7) (10) (19.6) (24) (15.7)
Total fuel and purchased power expenses $(67)  $(1) $(115)  
In the first quarterFor year-to-date 2016, total fuel and purchased power expenses were $337 million$1.24 billion compared to $404 million$1.36 billion for the corresponding period in 2015. The decrease was primarily due to a $33$56 million decrease related to the average cost of fuel, a $43 million decrease related to the average cost of purchased power, and a $35 million decrease related to the volume of KWHs purchased, a $23 million decrease related to the volume of KWHs generated, and a $19 million decrease in the average cost of fuel.generated. These decreases were partially offset by an $8a $19 million increase in the average costvolume of purchased power.KWHs purchased.
Fuel and purchased power energy transactions do not have a significant impact on earnings since energy expenses are generally offset by energy revenues through Alabama Power's energy cost recovery clause. Alabama Power, along with the Alabama PSC, continuously monitors the under/over recovered balance to determine whether adjustments to billing rates are required. See Note 3 to the financial statements of Alabama Power under "Retail Regulatory Matters – Rate ECR" in Item 8 of the Form 10-K for additional information.

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ALABAMA POWER COMPANY
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS



Details of Alabama Power's generation and purchased power were as follows:
 First Quarter 2016 First Quarter 2015Third Quarter 2016 Third Quarter 2015 Year-to-Date 2016
Year-to-Date 2015
Total generation (billions of KWHs)
 15 15
Total purchased power (billions of KWHs)
 1 2
Total generation (in billions of KWHs)
18 17 46 46
Total purchased power (in billions of KWHs)
2 2 6 5
Sources of generation (percent)
  
Coal 40 4759 61 51 56
Nuclear 27 2622 23 24 23
Gas 19 1918 14 19 16
Hydro 14 81 2 6 5
Cost of fuel, generated (cents per net KWH)
 
Cost of fuel, generated (in cents per net KWH)
 
Coal 2.86 2.892.73 2.79 2.80 2.85
Nuclear 0.77 0.800.77 0.81 0.78 0.81
Gas 2.46 3.032.85 3.11 2.62 3.08
Average cost of fuel, generated (cents per net KWH)(a)
 2.12 2.33
Average cost of purchased power (cents per net KWH)(b)
 5.16 4.60
Average cost of fuel, generated (in cents per net KWH)(a)
2.32 2.39 2.25 2.40
Average cost of purchased power (in cents per net KWH)(b)
5.70 6.90 4.81 5.56
(a)
KWHs generated by hydro are excluded from the average cost of fuel, generated.
(b)
Average cost of purchased power includes fuel, energy, and transmission purchased by Alabama Power for tolling agreements where power is generated by the provider.
Fuel
In the first quarterFor year-to-date 2016, fuel expense was $268 million$0.97 billion compared to $310 million$1.06 billion for the corresponding period in 2015. The decrease was primarily due to a 18.8%14.9% decrease in the average cost of natural gas per KWH generated, which excludes fuel associated with tolling agreements, and a 15.0%10.4% decrease in the volume of KWHs generated by coal, partially offset by a 6.8%17.4% increase in the volume of KWHs generated by natural gas.

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ALABAMA POWER COMPANY
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS



Purchased Power – Non-Affiliates
In the firstthird quarter 2016, purchased power expense from non-affiliates was $36$63 million compared to $41$56 million for the corresponding period in 2015. The decreaseincrease was relatedprimarily due to a 10.7% decrease47.8% increase in the amount of energy purchased due to the availabilityas a result of lower cost generation, aspartially offset by a result23.5% decrease in the average cost of more rainfall for hydro generation and lower natural gas prices.purchased power per KHW due to a decrease in transmission capacity charges.
Energy purchases from non-affiliates will vary depending on the market prices of wholesale energy as compared to the cost of the Southern Company system's generation, demand for energy within the Southern Company system's electric service territory, and the availability of the Southern Company system's generation.
Purchased Power – Affiliates
In the firstthird quarter 2016, purchased power expense from affiliates was $33$41 million compared to $53$51 million for the corresponding period in 2015. The decrease was relatedprimarily due to a 48.2%14.4% decrease in the average cost of purchased power per KWH as a result of lower capacity charges and a 4.4% decrease in the amount of energy purchased due to milder weather and the availability of lower cost generation as a result of more rainfallenergy.
For year-to-date 2016, purchased power expense from affiliates was $129 million compared to $153 million for hydro generation and lower natural gas prices.the corresponding period in 2015. The decrease was partially offset byprimarily related to a 20.6% increase17.3% decrease in the average cost of purchased power per KWH from affiliates.as a result of lower natural gas prices.

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ALABAMA POWER COMPANY
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS



Energy purchases from affiliates will vary depending on demand for energy and the availability and cost of generating resources at each company within the Southern Company system. These purchases are made in accordance with the IIC or other contractual agreements, as approved by the FERC.
Other Operations and Maintenance Expenses
First Quarter 2016 vs. First Quarter 2015
(change in millions) (% change)
$(7) (1.8)
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$(23) (6.2) $(43) (3.8)
In the firstthird quarter 2016, other operations and maintenance expenses were $392$348 million compared to $399$371 million for the corresponding period in 2015. The decrease was primarily due to a net decrease of $14$8 million in steamemployee compensation and benefits, including pension costs. In addition, scheduled other power generation outage costs and uncollectible customer account expenses decreased $8 million and $3 million, respectively.
For year-to-date 2016, other operations and maintenance expenses were $1.10 billion compared to $1.14 billion for the corresponding period in 2015. The decrease was primarily due to a net decrease of $22 million in employee compensation and benefits, including pension costs. In addition, scheduled steam and other power generation outage costs. This decrease was partially offset by a $6 million increase in nuclear generation costs primarily duedecreased $18 million.
See Note (F) to outage amortization and materialsthe Condensed Financial Statements herein for additional information related to pension costs.
Depreciation and Amortization
First Quarter 2016 vs. First Quarter 2015
Third Quarter 2016 vs. Third Quarter 2015Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (% change) (change in millions) (% change)
$14 8.9 8.6 $43 8.9
In the firstthird quarter 2016, depreciation and amortization was $172$177 million compared to $158$163 million for the corresponding period in 2015. The increaseFor year-to-date 2016, depreciation and amortization was $524 million compared to $481 million for the corresponding period in 2015. These increases were primarily the result of an increase in depreciation of compliance related steam equipment. See Note 3 to the financial statements of Alabama Power under "Retail Regulatory Matters – Rate CNP" in Item 8 of the Form 10-K for additional information.
Allowance for Equity Funds Used During ConstructionTaxes Other Than Income Taxes
First Quarter 2016 vs. First Quarter 2015
(change in millions) (% change)
$(5) (33.3)
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$5 5.5 $11 4.0
In the firstthird quarter 2016, AFUDC equity was $10taxes other than income taxes were $96 million compared to $15$91 million for the corresponding period in 2015. The decrease wasFor year-to-date 2016, taxes other than income taxes were $286 million compared to $275 million for the corresponding period in 2015. These increases were primarily associated with capital projects being placeddue to increases in service for environmentalstate and steam generationmunicipal utility license tax bases and increases in 2016.ad valorem taxes primarily due to an increase in assessed value of property.

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Allowance for Equity Funds Used During Construction
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$(7) (50.0) $(20) (46.5)
In the third quarter 2016, AFUDC equity was $7 million compared to $14 million for the corresponding period in 2015. For year-to-date 2016, AFUDC equity was $23 million compared to $43 million for the corresponding period in 2015. These decreases were primarily associated with environmental compliance and steam generation capital projects being placed in service in 2016.
Interest Expense, Net of Amounts Capitalized
First Quarter 2016 vs. First Quarter 2015
(change in millions) (% change)
$8 12.3
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$6 8.5 $19 9.3
In the firstthird quarter 2016, interest expense, net of amounts capitalized was $73$77 million compared to $65$71 million for the corresponding period in 2015. The increase was primarily due to timingan increase in debt outstanding and a reduction in amounts capitalized.
For year-to-date 2016, interest expense, net of debt issuances, maturities, and redemptions.
Income Taxes
First Quarter 2016 vs. First Quarter 2015
(change in millions) (% change)
$(10) (8.8)
In the first quarter 2016, income taxes were $103amounts capitalized was $224 million compared to $113$205 million for the corresponding period in 2015. The decreaseincrease was primarily due to loweran increase in debt outstanding and a reduction in amounts capitalized. See "Allowance for Equity Funds Used During Construction" herein, FUTURE EARNINGS POTENTIAL – "Financing Activities – Financial Condition and Liquidity" herein, and Note 6 to the financial statements of Alabama Power under "Senior Notes" in Item 8 of the Form 10-K for additional information.
Other Income (Expense), Net
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$2 28.6 $8 33.3
For year-to-date 2016, other income (expense), net was $(16) million compared to $(24) million for the corresponding period in 2015. The change was primarily due to a decrease in donations, partially offset by a decrease in sales of non-utility property in 2016.
Income Taxes
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$29 15.1 $39 9.1
In the third quarter 2016, income taxes were $221 million compared to $192 million for the corresponding period in 2015. The increase was primarily due to higher pre-tax earnings.earnings in 2016.
For year-to-date 2016, income taxes were $466 million compared to $427 million for the corresponding period in 2015. The increase was primarily due to higher pre-tax earnings and state tax credits taken in 2015.

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Dividends on Preferred and Preference Stock
First Quarter 2016 vs. First Quarter 2015
(change in millions) (% change)
$(6) (60.0)
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$—  $(8) (38.1)
In the first quarterFor year-to-date 2016, dividends on preferred and preference stock were $4$13 million compared to $10$21 million for the corresponding period in 2015. TheThis decrease was primarily due to the redemption in May 2015 of certain series of preferred and preference stock. See Note 6 to the financial statements of Alabama Power under "Redeemable Preferred and Preference Stock" in Item 8 of the Form 10-K for additional information.
FUTURE EARNINGS POTENTIAL
The results of operations discussed above are not necessarily indicative of Alabama Power's future earnings potential. The level of Alabama Power's future earnings depends on numerous factors that affect the opportunities, challenges, and risks of Alabama Power's primary business of selling electricity. These factors include Alabama Power's ability to maintain a constructive regulatory environment that continues to allow for the timely recovery of prudently-incurred costs during a time of increasing costs. Future earnings in the near term will depend, in part, upon maintaining and growing sales which are subject to a number of factors. These factors include weather, competition, new energy contracts with other utilities, energy conservation practiced by customers, the use of alternative energy sources by customers, the price of electricity, the price elasticity of demand, and the rate of economic growth or decline in Alabama Power's service territory. Demand for electricity is primarily driven by economic growth. The pace of economic growth and electricity demand may be affected by changes in regional and global economic conditions, which may impact future earnings. For additional information relating to these issues, see RISK FACTORS in Item 1A and MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL of Alabama Power in Item 7 of the Form 10-K.
Environmental Matters
Compliance costs related to federal and state environmental statutes and regulations could affect earnings if such costs cannot continue to be fully recovered in rates on a timely basis. Environmental compliance spending over the next several years may differ materially from the amounts estimated. The timing, specific requirements, and estimated costs could change as environmental statutes and regulations are adopted or modified, as compliance plans are revised or updated, and as legal challenges to rules are completed. Environmental compliance costs are

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recovered through Rate CNP Compliance. See Note 3 to the financial statements of Alabama Power under "Retail Regulatory Matters – Rate CNP" in Item 8 of the Form 10-K for additional information. Further, higher costs that are recovered through regulated rates could contribute to reduced demand for electricity, which could negatively affect results of operations, cash flows, and financial condition. See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Environmental Matters" of Alabama Power in Item 7 and Note 3 to the financial statements of Alabama Power under "Environmental Matters" in Item 8 of the Form 10-K for additional information.
Environmental Statutes and Regulations
Air Quality
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters Environmental Statutes and Regulations Air Quality" of Alabama Power in Item 7 of the Form 10-K for additional information regarding the EPA's final MATS rule, and regional haze regulations.regulations, and the Cross State Air Pollution Rule (CSAPR).
On April 25, 2016, in response to a June 2015 U.S. Supreme Court opinion, the EPA published its supplemental finding regarding consideration of costs in support of the MATS rule. This finding does not impact MATS rule

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compliance requirements, costs, or deadlines, and all Alabama Power units that are subject to the MATS rule have completed the measures necessary to achieve compliance with the MATS rule by the applicable deadlines.
Also on April 25, 2016, the EPA issued proposed revisions to the regional haze regulations. The ultimate impact of the proposed revisions will depend on their ultimate adoption, implementation, and any legal challenges and cannot be determined at this time.
On October 26, 2016, the EPA published a final rule that updates the CSAPR ozone season nitrogen oxide program, including revising ozone-season emissions budgets in Alabama. The ultimate impact of this rule will depend on the outcome of any legal challenges and implementation at the state level and cannot be determined at this time.
FERC Matters
See BUSINESS – REGULATION"Regulation"FederalFederal Power Act" in Item 1 of the Form 10-K for a discussion of Alabama Power's hydroelectric developments on the Coosa River. On April 21, 2016, the FERC issued an order granting in part and denying in part Alabama Power's rehearing request of the new license for Alabama Power's seven hydroelectric developments on the Coosa River. The order also denied rehearing requests filed by Alabama Rivers Alliance, American Rivers, the Georgia Environmental Protection Division, and the Atlanta Regional Commission. On May 17, 2016, Alabama Rivers Alliance and American Rivers filed an additional rehearing request and also filed a petition for review by the U.S. Court of Appeals for the District of Columbia Circuit. On September 12, 2016, the FERC issued an order denying the second rehearing request, and Alabama Rivers Alliance and American Rivers filed an appeal of the April 21, 2016 order to the U.S. Court of Appeals for the District of Columbia Circuit. The ultimate outcome of this matter cannot be determined at this time.
Retail Regulatory Matters
Alabama Power's revenues from regulated retail operations are collected through various rate mechanisms subject to the oversight of the Alabama PSC. Alabama Power currently recovers its costs from the regulated retail business primarily through its Rate RSE, Rate CNP Compliance, rate energy cost recovery, and rate natural disaster reserve rate.reserve. In addition, the Alabama PSC issues accounting orders to address current events impacting Alabama Power. See Notes 1 and 3 to the financial statements of Alabama Power under "Nuclear Outage Accounting Order" and "Retail Regulatory Matters," respectively, in Item 8 of the Form 10-K for additional information regarding Alabama Power's rate mechanisms and accounting orders. The recovery balance of each regulatory clause for Alabama Power is reported in Note (B) to the Condensed Financial Statements herein.
Environmental Accounting Order
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters – Environmental Accounting Order" of Alabama Power in Item 7 of the Form 10-K for information regarding the environmental accounting order.
In April 2016, as part of its environmental compliance strategy, Alabama Power ceased using coal at Plant Greene County Units 1 and 2 (300 MWs representing Alabama Power's ownership interest) and began operating Units 1 and 2 solely on natural gas in June 2016 and July 2016, respectively.
Renewables
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters – Renewables" of Alabama Power in Item 7 of the Form 10-K for information regarding renewable energy projects.
In accordance with the Alabama PSC order approving up to 500 MWs of renewable projects, Alabama Power has entered into agreements to purchase power from or to build renewable generation sources, including a 72-MW solar PPA approved by the Alabama PSC in June 2016. Alabama Power is marketing the associated renewable energy credits (REC) generated by this solar PPA to customers interested in supporting renewable energy development. The

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terms of the renewable agreements permit Alabama Power to use the energy and retire the associated RECs in service of its customers or to sell RECs, separately or bundled with energy.
Other Matters
Alabama Power is involved in various other matters being litigated and regulatory matters that could affect future earnings. In addition, Alabama Power is subject to certain claims and legal actions arising in the ordinary course of business. Alabama Power's business activities are subject to extensive governmental regulation related to public health and the environment, such as regulation of air emissions and water discharges. Litigation over environmental issues and claims of various types, including property damage, personal injury, common law nuisance, and citizen enforcement of environmental requirements, such as air quality and water standards, has occurred throughout the U.S. This litigation has included claims for damages alleged to have been caused by CO2 and other emissions, CCR, and alleged exposure to hazardous materials, and/or requests for injunctive relief in connection with such matters.

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The ultimate outcome of suchpendingorpotentiallitigationagainstAlabama Powercannotbepredictedatthistime;however,forcurrentproceedingsnotspecificallyreportedinNote(B)totheCondensedFinancialStatementshereinorinNote3tothefinancialstatementsofAlabama PowerinItem8ofthe Form 10-K,management does not anticipate that the ultimate liabilities, if any, arising from such current proceedings would have a material effect on Alabama Power's financial statements. See Note (B) to the Condensed Financial Statements herein for a discussion of various other contingencies, regulatory matters, and other matters being litigated which may affect future earnings potential.
ACCOUNTING POLICIES
Application of Critical Accounting Policies and Estimates
Alabama Power prepares its financial statements in accordance with GAAP. Significant accounting policies are described in Note 1 to the financial statements of Alabama Power in Item 8 of the Form 10-K. In the application of these policies, certain estimates are made that may have a material impact on Alabama Power's results of operations and related disclosures. Different assumptions and measurements could produce estimates that are significantly different from those recorded in the financial statements. See MANAGEMENT'S DISCUSSION AND ANALYSIS – ACCOUNTING POLICIES – "Application of Critical Accounting Policies and Estimates" of Alabama Power in Item 7 of the Form 10-K for a complete discussion of Alabama Power's critical accounting policies and estimates related to Electric Utility Regulation, Asset Retirement Obligations, Pension and Other Postretirement Benefits, and Contingent Obligations.
Recently Issued Accounting Standards
On February 25, 2016, the FASB issued ASU No. 2016-02, Leases (Topic 842) (ASU 2016-02). ASU 2016-02 requires lessees to recognize on the balance sheet a lease liability and a right-of-use asset for all leases. ASU 2016-02 also changes the recognition, measurement, and presentation of expense associated with leases and provides clarification regarding the identification of certain components of contracts that would represent a lease. The accounting required by lessors is relatively unchanged. ASU 2016-02 is effective for fiscal years beginning after December 15, 2018, with early adoption permitted. Alabama Power is currently evaluating the new standard and has not yet determined its ultimate impact; however, adoption of ASU 2016-02 is expected to have a significant impact on Alabama Power's balance sheet.
On March 30, 2016, the FASB issued ASU No. 2016-09, Compensation-Stock Compensation (Topic 718): Improvements to Employee Share-Based Payment Accounting (ASU 2016-09). ASU 2016-09 changes the accounting for income taxes and the cash flow presentation for share-based payment award transactions. Most significantly, entities are required to recognize all excess tax benefits and deficiencies related to the exercise or vesting of stock compensation as income tax expense or benefit in the income statement. Alabama Power currently recognizes any excess tax benefits and deficiencies related to the exercise and vesting of stock compensation inas additional paid-in capital. ASU 2016-09 is effective for fiscal years beginning after December 15, 2016, with early 2016. Early

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adoption permitted.is permitted and Alabama Power intends to adopt the ASU in the fourth quarter 2016. The adoption is currently evaluatingnot expected to have a material impact on the new standard and has not yet determined its ultimate impact.results of operations, financial position, or cash flows of Alabama Power.
FINANCIAL CONDITION AND LIQUIDITY
Overview
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Overview" of Alabama Power in Item 7 of the Form 10-K for additional information. Alabama Power's financial condition remained stable at March 31,September 30, 2016. Alabama Power intends to continue to monitor its access to short-term and long-term capital markets as well as its bank credit arrangements to meet future capital and liquidity needs. See "Capital"Capital Requirements and Contractual Obligations," "Sources"Sources of Capital," and "Financing Activities""Financing Activities" herein for additional information.
Net cash provided from operating activities totaled $339 million$1.5 billion for the first threenine months of 2016, an increasea decrease of

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$49 $44 million as compared to the first threenine months of 2015. The increasedecrease in net cash provided from operating activities was primarily due to the timing of vendor payments and deferred income taxes, partially offset by the collection oflower fuel cost recovery revenues during 2016, partially offset by lower income tax payments and timingthe receipt of fossil fuel stock purchases.income tax refunds as a result of bonus depreciation. Net cash used for investing activities totaled $368 million$1.1 billion for the first threenine months of 2016 primarily due to gross property additions related to environmental, distribution, steam generation, and transmission. Net cash provided fromused for financing activities totaled $279$91 million for the first threenine months of 2016 primarily due to common stock dividend payments and a redemption of long-term debt, partially offset by issuances of long-term debt and aadditional capital contributioncontributions from Southern Company, partially offset by a redemption of long-term debt and a common stock dividend payment. Fluctuations in cash flowCompany. Cash flows from financing activities vary from period to period based on capital needs and the maturity or redemption of securities.
Significant balance sheet changes for the first threenine months of 2016 include increases of $250$422 million in property, plant, and equipment, primarily due to additions to environmental, distribution, nuclear generation, and transmission, $362 million in cash and cash equivalents, $244$266 million in additional paid-in capital due to capital contributions from Southern Company, $240$264 million in accumulated deferred income taxes related to bonus depreciation, and $205 million in long-term debt primarily due to the issuance of additional senior notes, and $127 million in property, plant, and equipment, primarily due to additions to environmental, transmission, distribution, and nuclear generation.notes. Other significant changes include decreases of $142$239 million in income taxes receivable followingother regulatory liabilities, current, primarily due to the receipttiming of a federal income tax refundfuel cost recovery and $139$177 million in other accounts payable primarily due to the timing of vendor payments.
See Note 3 to the financial statements of Alabama Power under "Retail Regulatory Matters" in Item 8 of the Form 10-K for additional information regarding Alabama Power's rate mechanisms.
Capital Requirements and Contractual Obligations
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Capital Requirements and Contractual Obligations" of Alabama Power in Item 7 of the Form 10-K for a description of Alabama Power's capital requirements for its construction program, including estimated capital expenditures to comply with existing environmental statutes and regulations, scheduled maturities of long-term debt, as well as the related interest, derivative obligations, preferred and preference stock dividends, leases, purchase commitments, and trust funding requirements. Approximately $200$236 million will be required through March 31,September 30, 2017 to fund maturities of long-term debt.
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Environmental Matters – Environmental Statutes and Regulations – General" and " – Global Climate Issues" of Alabama Power in Item 7 of the Form 10-K for additional information on Alabama Power's environmental compliance strategy.
Alabama Power's approved construction program is currently estimated to total $1.9 billion for 2017, $1.6 billion for 2018, $1.2 billion for 2019, $1.3 billion for 2020, and $1.2 billion for 2021. The construction program includes capital expenditures related to contractual purchase commitments for nuclear fuel and capital expenditures covered under long-term service agreements. Estimated capital expenditures to comply with environmental statutes and

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regulations included in these amounts are $0.5 billion for 2017, $0.3 billion for 2018, $0.1 billion for 2019, $0.1 billion for 2020, and $0.2 billion for 2021. These estimated expenditures include anticipated costs for compliance with the Disposal of Coal Combustion Residuals from Electric Utilities final rule (CCR Rule) and the EPA's final effluent guidelines rule. These estimated expenditures do not include potential compliance costs that may arise from the EPA's final rules and guidelines or subsequently approved state plans that would limit CO2 emissions from existing, new, modified, or reconstructed fossil-fuel-fired electric generating units.
Alabama Power also anticipates costs associated with closure in place and ground water monitoring of ash ponds in accordance with the CCR Rule, which are not reflected in the capital expenditures above as these costs are associated with Alabama Power's asset retirement obligation liabilities. These costs, which will change as Alabama Power continues to refine its assumptions underlying the cost estimates and evaluate the method and timing of compliance, are estimated to be $31 million for 2017, $26 million for 2018, $100 million for 2019, $105 million for 2020, and $107 million for 2021. See Note 1 to the financial statements of Alabama Power under "Asset Retirement Obligations and Other Costs of Removal" in Item 8 of the Form 10-K for additional information. Costs associated with the CCR Rule are expected to be recovered through Rate CNP Compliance.
The construction program is subject to periodic review and revision, and actual construction costs may vary from these estimates because of numerous factors. These factors include: changes in business conditions; changes in load projections; changes in environmental statutes and regulations; the outcome of any legal challenges to the environmental rules; changes in generating plants, including unit retirements and replacements and adding or changing fuel sources at existing units, to meet regulatory requirements; changes in the expected environmental compliance program; changes in FERC rules and regulations; Alabama PSC approvals; changes in legislation; the cost and efficiency of construction labor, equipment, and materials; project scope and design changes; storm impacts; and the cost of capital. In addition, there can be no assurance that costs related to capital expenditures will be fully recovered.
Sources of Capital
Alabama Power plans to obtain the funds to meet its future capital needs through operating cash flows, short-term debt, term loans, external security issuances, and equity contributions from Southern Company. However, the amount, type, and timing of any future financings, if needed, depend upon prevailing market conditions, regulatory approval, and other factors. See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Sources of Capital" of Alabama Power in Item 7 of the Form 10-K for additional information.
Alabama Power's current liabilities sometimes exceed current assets because of Alabama Power'slong-term debt due within one yearmaturities and the periodic use of short-term debt as a funding source, primarily to meet scheduled maturities of long-term debt, as well as significant seasonal fluctuations in cash needs, which can fluctuate significantly due to the seasonality of the business.

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needs.
At March 31,September 30, 2016, Alabama Power had approximately $444$556 million of cash and cash equivalents. Committed credit arrangements with banks at March 31,September 30, 2016 were as follows:
ExpiresExpires     
Due Within One
Year
Expires     
Due Within One
Year
2016 2018 2020 Total Unused 
Term
Out
 
No Term
Out
20172017 2018 2020 Total Unused 
Term
Out
 
No Term
Out
(in millions)(in millions) (in millions) (in millions)(in millions) (in millions) (in millions)
$40
 $500
 $800
 $1,340
 $1,340
 $
 $40
35
 $500
 $800
 $1,335
 $1,335
 $
 $35
See Note 6 to the financial statements of Alabama Power under "Bank Credit Arrangements" in Item 8 of the Form 10-K and Note (E) to the Condensed Financial Statements under "Bank"Bank Credit Arrangements"Arrangements" herein for additional information.
Most of these bank credit arrangements, as well as Alabama Power's term loan arrangements, contain covenants that limit debt levels and contain cross acceleration provisions to other indebtedness (including guarantee obligations) of Alabama Power. Such cross acceleration provisions to other indebtedness would trigger an event of default if

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Alabama Power defaulted on indebtedness, the payment of which was then accelerated. Alabama Power is currently in compliance with all such covenants. None of the bank credit arrangements contain material adverse change clauses at the time of borrowings.
Subject to applicable market conditions, Alabama Power expects to renew or replace its bank credit arrangements as needed, prior to expiration. In connection therewith, Alabama Power may extend the maturity dates and/or increase or decrease the lending commitments thereunder.
A portion of the unused credit with banks is allocated to provide liquidity support to Alabama Power's pollution control revenue bonds and commercial paper borrowings. The amount of variable rate pollution control revenue bonds outstanding requiring liquidity support as of March 31,September 30, 2016 was approximately $810$890 million. In addition, at March 31,September 30, 2016, Alabama Power had $167$87 million of fixed rate pollution control revenue bonds outstanding that were required to be reoffered within the next 12 months.
In addition, Alabama Power also has substantial cash flow from operating activities and access to capital markets, including a commercial paper program, to meet liquidity needs. Alabama Power may meet short-term cash needs through its commercial paper program. Alabama Power may also meet short-term cash needs through a Southern Company subsidiary organized to issue and sell commercial paper at the request and for the benefit of Alabama Power and the other traditional electric operating companies. Proceeds from such issuances for the benefit of Alabama Power are loaned directly to Alabama Power. The obligations of each company under these arrangements are several and there is no cross-affiliate credit support.
Details of short-term borrowings were as follows:
  
Short-term Debt During the Period(*)
  
Average
Amount
Outstanding
 
Weighted
Average
Interest Rate
 
Maximum
Amount
Outstanding
  (in millions)   (in millions)
Commercial paper $19
 0.6% $100
  
Short-term Debt During the Period(*)
  
Average
Amount
Outstanding
 
Weighted
Average
Interest Rate
 
Maximum
Amount
Outstanding
  (in millions)   (in millions)
Commercial paper $15
 0.6% $100
(*)Average and maximum amounts are based upon daily balances during the three-month period ended March 31,September 30, 2016. No short-term debt was outstanding at March 31,September 30, 2016.
Alabama Power believes the need for working capital can be adequately met by utilizing commercial paper programs, lines of credit, short-term bank notes, and operating cash flows.

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Credit Rating Risk
Alabama Power does not have any credit arrangements that would require material changes in payment schedules or terminations as a result of a credit rating downgrade.
There are certain contracts that could require collateral, but not accelerated payment, in the event of a credit rating change to BBB and/or Baa2 or below. These contracts are primarily for physical electricity purchases, fuel purchases, fuel transportation and storage, energy price risk management, and transmission. The maximum potential collateral requirements under these contracts at March 31,September 30, 2016 were as follows:
Credit Ratings
Maximum Potential
Collateral
Requirements
Maximum Potential
Collateral
Requirements
(in millions)(in millions)
At BBB and/or Baa2$1
$1
At BBB- and/or Baa3$2
$2
Below BBB- and/or Baa3$349
$347

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Included in these amounts are certain agreements that could require collateral in the event that one or more Southern Company system power pool participants has a credit rating change to below investment grade. Generally, collateral may be provided by a Southern Company guaranty, letter of credit, or cash. Additionally, a credit rating downgrade could impact the ability of Alabama Power to access capital markets, and would be likely to impact the cost at which it does so.
Financing Activities
In January 2016, Alabama Power issued $400 million aggregate principal amount of Series 2016A 4.30% Senior Notes due January 2, 2046. The proceeds were used to repay at maturity $200 million aggregate principal amount of Alabama Power's Series FF 5.20% Senior Notes due January 15, 2016 and for general corporate purposes, including Alabama Power's continuous construction program.
In March 2016, Alabama Power entered into three bank term loan agreements with maturity dates of March 2021, in an aggregate principal amount of $45 million, one of which bears interest at 2.38% per annum and two of which bear interest based on three-month LIBOR.
In addition to any financings that may be necessary to meet capital requirements and contractual obligations, Alabama Power plans to continue, when economically feasible, a program to retire higher-cost securities and replace these obligations with lower-cost capital if market conditions permit.

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GEORGIA POWER COMPANYIncome Taxes
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$29 15.1 $39 9.1
In the third quarter 2016, income taxes were $221 million compared to $192 million for the corresponding period in 2015. The increase was primarily due to higher pre-tax earnings in 2016.
For year-to-date 2016, income taxes were $466 million compared to $427 million for the corresponding period in 2015. The increase was primarily due to higher pre-tax earnings and state tax credits taken in 2015.

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CONDENSED STATEMENTS OF INCOME (UNAUDITED)

 For the Three Months
Ended March 31,
 2016 2015
 (in millions)
Operating Revenues:   
Retail revenues$1,717
 $1,814
Wholesale revenues, non-affiliates41
 68
Wholesale revenues, affiliates5
 8
Other revenues109
 88
Total operating revenues1,872
 1,978
Operating Expenses:   
Fuel376
 526
Purchased power, non-affiliates83
 60
Purchased power, affiliates139
 149
Other operations and maintenance457
 474
Depreciation and amortization211
 216
Taxes other than income taxes97
 99
Total operating expenses1,363
 1,524
Operating Income509
 454
Other Income and (Expense):   
Interest expense, net of amounts capitalized(94) (89)
Other income (expense), net17
 15
Total other income and (expense)(77) (74)
Earnings Before Income Taxes432
 380
Income taxes160
 140
Net Income272
 240
Dividends on Preferred and Preference Stock4
 4
Net Income After Dividends on Preferred and Preference Stock$268
 $236
CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED)

 For the Three Months
Ended March 31,
 2016 2015
 (in millions)
Net Income$272
 $240
Other comprehensive income (loss):   
Qualifying hedges:   
Changes in fair value, net of tax of $- and $(9), respectively
 (14)
Reclassification adjustment for amounts included in net
income, net of tax of $- and $-, respectively
1
 
Total other comprehensive income (loss)1
 (14)
Comprehensive Income$273
 $226
The accompanying notes as they relate to Georgia Power are an integral part of these condensed financial statements.

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GEORGIA POWER COMPANY
CONDENSED STATEMENTS OF CASH FLOWS (UNAUDITED)
 For the Three Months
Ended March 31,
 2016 2015
 (in millions)
Operating Activities:   
Net income$272
 $240
Adjustments to reconcile net income to net cash provided from operating activities —   
Depreciation and amortization, total261
 256
Deferred income taxes55
 (7)
Allowance for equity funds used during construction(14) (15)
Deferred expenses38
 33
Other, net(9) 4
Changes in certain current assets and liabilities —   
-Receivables155
 166
-Fossil fuel stock36
 67
-Prepaid income taxes38
 170
-Other current assets12
 (13)
-Accounts payable4
 (261)
-Accrued taxes(235) (217)
-Accrued compensation(66) (81)
-Other current liabilities16
 21
Net cash provided from operating activities563
 363
Investing Activities:   
Property additions(553) (422)
Nuclear decommissioning trust fund purchases(211) (161)
Nuclear decommissioning trust fund sales206
 155
Cost of removal, net of salvage(15) (16)
Change in construction payables, net of joint owner portion(101) 37
Prepaid long-term service agreements(11) (9)
Other investing activities(4) 11
Net cash used for investing activities(689) (405)
Financing Activities:   
Increase (decrease) in notes payable, net(158) 434
Proceeds —   
Capital contributions from parent company218
 11
Senior notes issuances650
 
Short-term borrowings
 250
Redemptions and repurchases —   
Pollution control revenue bonds(4) 
Senior notes(250) 
Payment of common stock dividends(326) (259)
Other financing activities(11) (5)
Net cash provided from financing activities119
 431
Net Change in Cash and Cash Equivalents(7) 389
Cash and Cash Equivalents at Beginning of Period67
 24
Cash and Cash Equivalents at End of Period$60
 $413
Supplemental Cash Flow Information:   
Cash paid (received) during the period for —   
Interest (net of $5 and $6 capitalized for 2016 and 2015, respectively)$86
 $79
Income taxes, net(88) (34)
Noncash transactions — Accrued property additions at end of period290
 177

The accompanying notes as they relate to Georgia Power are an integral part of these condensed financial statements.

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GEORGIA POWER COMPANY
CONDENSED BALANCE SHEETS (UNAUDITED)
Assets At March 31,
2016
 At December 31,
2015
  (in millions)
Current Assets:    
Cash and cash equivalents $60
 $67
Receivables —    
Customer accounts receivable 509
 541
Unbilled revenues 182
 188
Joint owner accounts receivable 73
 227
Income taxes receivable, current 
 114
Other accounts and notes receivable 37
 57
Affiliated companies 16
 18
Accumulated provision for uncollectible accounts (2) (2)
Fossil fuel stock, at average cost 366
 402
Materials and supplies, at average cost 463
 449
Vacation pay 92
 91
Prepaid income taxes 118
 156
Other regulatory assets, current 126
 123
Other current assets 61
 92
Total current assets 2,101
 2,523
Property, Plant, and Equipment:    
In service 32,318
 31,841
Less accumulated provision for depreciation 11,045
 10,903
Plant in service, net of depreciation 21,273
 20,938
Other utility plant, net 158
 171
Nuclear fuel, at amortized cost 582
 572
Construction work in progress 4,817
 4,775
Total property, plant, and equipment 26,830
 26,456
Other Property and Investments:    
Equity investments in unconsolidated subsidiaries 60
 64
Nuclear decommissioning trusts, at fair value 793
 775
Miscellaneous property and investments 43
 43
Total other property and investments 896
 882
Deferred Charges and Other Assets:    
Deferred charges related to income taxes 680
 679
Other regulatory assets, deferred 2,138
 2,152
Other deferred charges and assets 157
 173
Total deferred charges and other assets 2,975
 3,004
Total Assets $32,802
 $32,865
The accompanying notes as they relate to Georgia Power are an integral part of these condensed financial statements.


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GEORGIA POWER COMPANY
CONDENSED BALANCE SHEETS (UNAUDITED)
Liabilities and Stockholder's Equity At March 31,
2016
 At December 31,
2015
  (in millions)
Current Liabilities:    
Securities due within one year $458
 $712
Notes payable 
 158
Accounts payable —    
Affiliated 370
 411
Other 549
 750
Customer deposits 266
 264
Accrued taxes —    
Accrued income taxes 
 12
Other accrued taxes 101
 325
Accrued interest 102
 99
Accrued vacation pay 62
 62
Accrued compensation 60
 142
Asset retirement obligations, current 184
 179
Other current liabilities 211
 181
Total current liabilities 2,363
 3,295
Long-term Debt 10,268
 9,616
Deferred Credits and Other Liabilities:    
Accumulated deferred income taxes 5,686
 5,627
Deferred credits related to income taxes 105
 105
Accumulated deferred investment tax credits 201
 204
Employee benefit obligations 930
 949
Asset retirement obligations, deferred 1,699
 1,737
Other deferred credits and liabilities 395
 347
Total deferred credits and other liabilities 9,016
 8,969
Total Liabilities 21,647
 21,880
Preferred Stock 45
 45
Preference Stock 221
 221
Common Stockholder's Equity:    
Common stock, without par value —    
Authorized — 20,000,000 shares    
Outstanding — 9,261,500 shares 398
 398
Paid-in capital 6,504
 6,275
Retained earnings 4,002
 4,061
Accumulated other comprehensive loss (15) (15)
Total common stockholder's equity 10,889
 10,719
Total Liabilities and Stockholder's Equity $32,802
 $32,865
The accompanying notes as they relate to Georgia Power are an integral part of these condensed financial statements.

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FIRST QUARTERDividends on Preferred and Preference Stock
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$—  $(8) (38.1)
For year-to-date 2016, vs. FIRST QUARTERdividends on preferred and preference stock were $13 million compared to $21 million for the corresponding period in 2015. This decrease was primarily due to the redemption in May 2015 of certain series of preferred and preference stock. See Note 6 to the financial statements of Alabama Power under "Redeemable Preferred and Preference Stock" in Item 8 of the Form 10-K for additional information.


FUTURE EARNINGS POTENTIAL
OVERVIEW
Georgia Power operates as a vertically integrated utility providing electricity to retail customers within its traditional service territory located within the StateThe results of Georgia and to wholesale customers in the Southeast.
Manyoperations discussed above are not necessarily indicative of Alabama Power's future earnings potential. The level of Alabama Power's future earnings depends on numerous factors that affect the opportunities, challenges, and risks of GeorgiaAlabama Power's primary business of selling electricity. These factors include theAlabama Power's ability to maintain a constructive regulatory environment that continues to maintain and grow energy sales, and to effectively manage and secureallow for the timely recovery of prudently-incurred costs during a time of increasing costs. Future earnings in the near term will depend, in part, upon maintaining and growing sales which are subject to a number of factors. These costsfactors include those related to projected long-termweather, competition, new energy contracts with other utilities, energy conservation practiced by customers, the use of alternative energy sources by customers, the price of electricity, the price elasticity of demand, and the rate of economic growth increasingly stringent environmental standards, reliability,or decline in Alabama Power's service territory. Demand for electricity is primarily driven by economic growth. The pace of economic growth and fuel. In addition, construction continues on Plant Vogtle Units 3electricity demand may be affected by changes in regional and 4. Georgia Power will own a 45.7% interest in these two nuclear generating units to increase its generation diversity and meetglobal economic conditions, which may impact future supply needs. Georgia Power has various regulatory mechanisms that operate to address cost recovery. Effectively operating pursuant to these regulatory mechanisms andappropriately balancing required costs and capital expenditures with customer prices will continue to challenge Georgia Power for the foreseeable future.
Pursuant to the terms and conditions of a settlement agreement related to Southern Company's proposed acquisition of AGL Resources approved by the Georgia PSC on April 14, 2016, Georgia Power's 2013 ARP will continue in effect until December 31, 2019, and Georgia Power will be required to file its next base rate case by July 1, 2019. See FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters" herein for additional information.
Georgia Power continues to focus on several key performance indicators. These indicators include, but are not limited to, customer satisfaction, plant availability, system reliability, the execution of major construction projects, and net income after dividends on preferred and preference stock.earnings. For additional information onrelating to these indicators,issues, see RISK FACTORS in Item 1A and MANAGEMENT'S DISCUSSION AND ANALYSIS – OVERVIEW – "Key Performance Indicators"FUTURE EARNINGS POTENTIAL of GeorgiaAlabama Power in Item 7 of the Form 10-K.
RESULTS OF OPERATIONSEnvironmental Matters
Net Income
First Quarter 2016 vs. First Quarter 2015
(change in millions)
(% change)
$32 13.6
Georgia Power's net income after dividendsCompliance costs related to federal and state environmental statutes and regulations could affect earnings if such costs cannot continue to be fully recovered in rates on preferreda timely basis. Environmental compliance spending over the next several years may differ materially from the amounts estimated. The timing, specific requirements, and preference stock for the first quarter 2016 was $268 million comparedestimated costs could change as environmental statutes and regulations are adopted or modified, as compliance plans are revised or updated, and as legal challenges to $236 million for the corresponding period in 2015. The increase in the first quarter 2016 was primarily due to an increase in retail base revenues effective January 1, 2016, as authorized by the Georgia PSC, and lower non-fuel operating expenses, partially offset by lower retail revenues due to milder weather in the first quarter 2016 as comparedrules are completed. Environmental compliance costs are recovered through Rate CNP Compliance. See Note 3 to the corresponding periodfinancial statements of Alabama Power under "Retail Regulatory Matters – Rate CNP" in 2015.Item 8 of the Form 10-K for additional information. Further, higher costs that are recovered through regulated rates could contribute to reduced demand for electricity, which could negatively affect results of operations, cash flows, and financial condition. See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Environmental Matters" of Alabama Power in Item 7 and Note 3 to the financial statements of Alabama Power under "Environmental Matters" in Item 8 of the Form 10-K for additional information.
Retail RevenuesEnvironmental Statutes and Regulations
Air Quality
First Quarter 2016 vs. First Quarter 2015
(change in millions)
(% change)
$(97) (5.3)
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters Environmental Statutes and Regulations Air Quality" of Alabama Power in Item 7 of the Form 10-K for additional information regarding the EPA's final MATS rule, regional haze regulations, and the Cross State Air Pollution Rule (CSAPR).
InOn April 25, 2016, in response to a June 2015 U.S. Supreme Court opinion, the first quarter 2016, retail revenues were $1.72 billion compared to $1.81 billion forEPA published its supplemental finding regarding consideration of costs in support of the corresponding period in 2015.MATS rule. This finding does not impact MATS rule

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Detailscompliance requirements, costs, or deadlines, and all Alabama Power units that are subject to the MATS rule completed the measures necessary to achieve compliance with the MATS rule by the applicable deadlines.
Also on April 25, 2016, the EPA issued proposed revisions to the regional haze regulations. The ultimate impact of the changesproposed revisions will depend on their ultimate adoption, implementation, and any legal challenges and cannot be determined at this time.
On October 26, 2016, the EPA published a final rule that updates the CSAPR ozone season nitrogen oxide program, including revising ozone-season emissions budgets in retail revenues were as follows:Alabama. The ultimate impact of this rule will depend on the outcome of any legal challenges and implementation at the state level and cannot be determined at this time.
FERC Matters
  First Quarter 2016
  (in millions)
(% change)
Retail – prior year $1,814
  
Estimated change resulting from –    
Rates and pricing 43
 2.4
Sales growth 8
 0.4
Weather (32) (1.8)
Fuel cost recovery (116) (6.4)
Retail – current year $1,717
 (5.4)%
Revenues associated with changesSee BUSINESS – "Regulation – Federal Power Act" in ratesItem 1 of the Form 10-K for a discussion of Alabama Power's hydroelectric developments on the Coosa River. On April 21, 2016, the FERC issued an order granting in part and pricing increaseddenying in part Alabama Power's rehearing request of the first quarternew license for Alabama Power's seven hydroelectric developments on the Coosa River. The order also denied rehearing requests filed by Alabama Rivers Alliance, American Rivers, the Georgia Environmental Protection Division, and the Atlanta Regional Commission. On May 17, 2016, when comparedAlabama Rivers Alliance and American Rivers filed an additional rehearing request and also filed a petition for review by the U.S. Court of Appeals for the District of Columbia Circuit. On September 12, 2016, the FERC issued an order denying the second rehearing request, and Alabama Rivers Alliance and American Rivers filed an appeal of the April 21, 2016 order to the corresponding period in 2015U.S. Court of Appeals for the District of Columbia Circuit. The ultimate outcome of this matter cannot be determined at this time.
Retail Regulatory Matters
Alabama Power's revenues from regulated retail operations are collected through various rate mechanisms subject to the oversight of the Alabama PSC. Alabama Power currently recovers its costs from the regulated retail business primarily duethrough its Rate RSE, Rate CNP Compliance, rate energy cost recovery, and rate natural disaster reserve. In addition, the Alabama PSC issues accounting orders to increases in base tariffs approved under the 2013 ARPaddress current events impacting Alabama Power. See Notes 1 and the NCCR tariff, all effective January 1, 2016. See Note 3 to the financial statements of GeorgiaAlabama Power under "Nuclear Outage Accounting Order" and "Retail Regulatory Matters, – Rate Plans" and " – Nuclear Construction"respectively, in Item 8 of the Form 10-K for additional information.
Revenues attributable to changesinformation regarding Alabama Power's rate mechanisms and accounting orders. The recovery balance of each regulatory clause for Alabama Power is reported in sales increased in the first quarter 2016 when comparedNote (B) to the corresponding period in 2015. Weather-adjusted residential KWH sales increased 0.5%, weather-adjusted commercial KWH sales increased 0.8%, and weather-adjusted industrial KWH sales increased 1.4% in the first quarter 2016 when compared to the corresponding period in 2015. Increases of approximately 24,000 residential customers and approximately 3,000 commercial customers since March 31, 2015 contributed to the increases in weather-adjusted residential KWH sales and weather-adjusted commercial KWH sales, respectively. Increased demand in the paper, rubber, and non-manufacturing sectors was the main contributor to the increase in weather-adjusted industrial KWH sales, partially offset by decreased demand in the pipeline, military, and textiles sectors.Condensed Financial Statements herein.
Fuel revenues and costs are allocated between retail and wholesale jurisdictions. Retail fuel cost recovery revenues decreased $116 million in the first quarter 2016 when compared to the corresponding period in 2015 primarily due to lower coal and natural gas prices, more available hydro generation, and lower energy sales resulting from milder weather in the first quarter 2016 as compared to the corresponding period in 2015. Electric rates include provisions to adjust billings for fluctuations in fuel costs, including the energy component of purchased power costs. Under these fuel cost recovery provisions, fuel revenues generally equal fuel expenses and do not affect net income. Environmental Accounting Order
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters – Fuel Cost Recovery" herein for additional information.
Wholesale RevenuesNon-Affiliates
First Quarter 2016 vs. First Quarter 2015
(change in millions) (% change)
$(27) (39.7)
Wholesale revenues from sales to non-affiliates consistEnvironmental Accounting Order" of PPAs and short-term opportunity sales. Wholesale revenues from PPAs have both capacity and energy components. Wholesale capacity revenues from PPAs are recognized either on a levelized basis over the appropriate contract period or the amounts billable under the contract terms and provide for recovery of fixed costs and a return on investment. Wholesale revenues from sales to non-affiliates will vary depending on fuel prices, the market prices of wholesale energy compared to the cost of Georgia Power's and the Southern Company system's generation, demand for energy within the Southern Company system's service territory, and the availabilityAlabama Power in Item 7 of the Southern Company system's generation. IncreasesForm 10-K for information regarding the environmental accounting order.
In April 2016, as part of its environmental compliance strategy, Alabama Power ceased using coal at Plant Greene County Units 1 and decreases2 (300 MWs representing Alabama Power's ownership interest) and began operating Units 1 and 2 solely on natural gas in June 2016 and July 2016, respectively.
Renewables
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters – Renewables" of Alabama Power in Item 7 of the Form 10-K for information regarding renewable energy revenues that are drivenprojects.
In accordance with the Alabama PSC order approving up to 500 MWs of renewable projects, Alabama Power has entered into agreements to purchase power from or to build renewable generation sources, including a 72-MW solar PPA approved by fuel prices are accompaniedthe Alabama PSC in June 2016. Alabama Power is marketing the associated renewable energy credits (REC) generated by an increase or decreasethis solar PPA to customers interested in fuel costs and do notsupporting renewable energy development. The

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terms of the renewable agreements permit Alabama Power to use the energy and retire the associated RECs in service of its customers or to sell RECs, separately or bundled with energy.
Other Matters
Alabama Power is involved in various other matters being litigated and regulatory matters that could affect future earnings. In addition, Alabama Power is subject to certain claims and legal actions arising in the ordinary course of business. Alabama Power's business activities are subject to extensive governmental regulation related to public health and the environment, such as regulation of air emissions and water discharges. Litigation over environmental issues and claims of various types, including property damage, personal injury, common law nuisance, and citizen enforcement of environmental requirements, such as air quality and water standards, has occurred throughout the U.S. This litigation has included claims for damages alleged to have been caused by CO2 and other emissions, CCR, and alleged exposure to hazardous materials, and/or requests for injunctive relief in connection with such matters.
TheultimateoutcomeofsuchpendingorpotentiallitigationagainstAlabama Powercannotbepredictedatthistime;however,forcurrentproceedingsnotspecificallyreportedinNote(B)totheCondensedFinancialStatementshereinorinNote3tothefinancialstatementsofAlabama PowerinItem8ofthe Form 10-K,management does not anticipate that the ultimate liabilities, if any, arising from such current proceedings would have a material effect on Alabama Power's financial statements. See Note (B) to the Condensed Financial Statements herein for a discussion of various other contingencies, regulatory matters, and other matters being litigated which may affect future earnings potential.
ACCOUNTING POLICIES
Application of Critical Accounting Policies and Estimates
Alabama Power prepares its financial statements in accordance with GAAP. Significant accounting policies are described in Note 1 to the financial statements of Alabama Power in Item 8 of the Form 10-K. In the application of these policies, certain estimates are made that may have a material impact on Alabama Power's results of operations and related disclosures. Different assumptions and measurements could produce estimates that are significantly different from those recorded in the financial statements. See MANAGEMENT'S DISCUSSION AND ANALYSIS – ACCOUNTING POLICIES – "Application of Critical Accounting Policies and Estimates" of Alabama Power in Item 7 of the Form 10-K for a complete discussion of Alabama Power's critical accounting policies and estimates related to Electric Utility Regulation, Asset Retirement Obligations, Pension and Other Postretirement Benefits, and Contingent Obligations.
Recently Issued Accounting Standards
On February 25, 2016, the FASB issued ASU No. 2016-02, Leases(Topic 842) (ASU 2016-02). ASU 2016-02 requires lessees to recognize on the balance sheet a lease liability and a right-of-use asset for all leases. ASU 2016-02 also changes the recognition, measurement, and presentation of expense associated with leases and provides clarification regarding the identification of certain components of contracts that would represent a lease. The accounting required by lessors is relatively unchanged. ASU 2016-02 is effective for fiscal years beginning after December 15, 2018, with early adoption permitted. Alabama Power is currently evaluating the new standard and has not yet determined its ultimate impact; however, adoption of ASU 2016-02 is expected to have a significant impact on net income. Short-term opportunity salesAlabama Power's balance sheet.
On March 30, 2016, the FASB issued ASU No. 2016-09, Compensation-Stock Compensation(Topic 718): Improvements to Employee Share-Based Payment Accounting (ASU 2016-09). ASU 2016-09 changes the accounting for income taxes and the cash flow presentation for share-based payment award transactions. Most significantly, entities are made at market-based rates that generally provide a margin above Georgia Power's variable costrequired to produce the energy.
In the first quarter 2016, wholesale revenues from sales to non-affiliates were $41 million compared to $68 million for the corresponding period in 2015recognize all excess tax benefits and deficiencies related to a $14 million decrease in energy revenues and a $13 million decrease in capacity revenues. The decrease in energy revenues was primarily due to lower fuel prices, including higher hydro generation availability. The decrease in capacity revenues reflects the retirementexercise or vesting of 14 coal-fired generating units after March 31, 2015stock compensation as a result of Georgia Power's environmental compliance strategy.
Wholesale RevenuesAffiliates
First Quarter 2016 vs. First Quarter 2015
(change in millions)
(% change)
$(3) (37.5)
Wholesale revenues from sales to affiliated companies will vary depending on demand and the availability and cost of generating resources at each company. These affiliate sales are made in accordance with the IIC, as approved by the FERC. These transactions do not have a significant impact on earnings since the energy is generally sold at marginal cost.
In the first quarter 2016, wholesale revenues from sales to affiliates were $5 million compared to $8 million for the corresponding period in 2015. The decrease was due to lower fuel prices and a 44.4% decrease in KWH salesincome tax expense or benefit in the first quarter 2016, primarily dueincome statement. Alabama Power currently recognizes any excess tax benefits and deficiencies related to the higher costexercise and vesting of Georgia Power-owned generationstock compensation as compared to the market cost of available energy.
Other Revenues
First Quarter 2016 vs. First Quarter 2015
(change in millions)
(% change)
$21 23.9
In the first quarter 2016, other revenues were $109 million compared to $88 millionadditional paid-in capital. ASU 2016-09 is effective for the corresponding period in 2015. The increase was primarily due to a $14 million increase related to an adjustment for customer temporary facilities service revenues and a $3 million increase in outdoor lighting revenues.
Fuel and Purchased Power Expenses
   First Quarter 2016
vs.
First Quarter 2015
  (change in millions)
(% change)
Fuel $(150) (28.5)
Purchased power – non-affiliates 23
 38.3
Purchased power – affiliates (10) (6.7)
Total fuel and purchased power expenses $(137)  
In the first quarter 2016, total fuel and purchased power expenses were $598 million compared to $735 million in the corresponding period in 2015. The decrease in the first quarter 2016 was due to a decrease of $89 million in the average cost of fuel and purchased power related to lower coal and natural gas prices and more rainfall for hydro generation and a net decrease of $48 million in the volume of KWHs generated and purchased due to milder weather as compared to the corresponding period in 2015 resulting in lower customer demand.
Fuel and purchased power energy transactions do not have a significant impact on earnings since these fuel expenses are generally offset by fuel revenues through Georgia Power's fuel cost recovery mechanism. Seefiscal years beginning after December 15, 2016. Early

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adoption is permitted and Alabama Power intends to adopt the ASU in the fourth quarter 2016. The adoption is not expected to have a material impact on the results of operations, financial position, or cash flows of Alabama Power.
FINANCIAL CONDITION AND LIQUIDITY
Overview
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Overview" of Alabama Power in Item 7 of the Form 10-K for additional information. Alabama Power's financial condition remained stable at September 30, 2016. Alabama Power intends to continue to monitor its access to short-term and long-term capital markets as well as its bank credit arrangements to meet future capital and liquidity needs. See "Capital Requirements and Contractual Obligations," "Sources of Capital," and "Financing Activities" herein for additional information.
Net cash provided from operating activities totaled $1.5 billion for the first nine months of 2016, a decrease of $44 million as compared to the first nine months of 2015. The decrease in net cash provided from operating activities was primarily due to lower fuel cost recovery revenues during 2016, partially offset by lower income tax payments and the receipt of income tax refunds as a result of bonus depreciation. Net cash used for investing activities totaled $1.1 billion for the first nine months of 2016 primarily due to gross property additions related to environmental, distribution, steam generation, and transmission. Net cash used for financing activities totaled $91 million for the first nine months of 2016 primarily due to common stock dividend payments and a redemption of long-term debt, partially offset by issuances of long-term debt and additional capital contributions from Southern Company. Cash flows from financing activities vary from period to period based on capital needs and the maturity or redemption of securities.
Significant balance sheet changes for the first nine months of 2016 include increases of $422 million in property, plant, and equipment, primarily due to additions to environmental, distribution, nuclear generation, and transmission, $362 million in cash and cash equivalents, $266 million in additional paid-in capital due to capital contributions from Southern Company, $264 million in accumulated deferred income taxes related to bonus depreciation, and $205 million in long-term debt primarily due to the issuance of additional senior notes. Other significant changes include decreases of $239 million in other regulatory liabilities, current, primarily due to the timing of fuel cost recovery and $177 million in other accounts payable primarily due to the timing of vendor payments.
See Note 3 to the financial statements of Alabama Power under "Retail Regulatory Matters" in Item 8 of the Form 10-K for additional information regarding Alabama Power's rate mechanisms.
Capital Requirements and Contractual Obligations
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Capital Requirements and Contractual Obligations" of Alabama Power in Item 7 of the Form 10-K for a description of Alabama Power's capital requirements for its construction program, including estimated capital expenditures to comply with existing environmental statutes and regulations, scheduled maturities of long-term debt, as well as the related interest, derivative obligations, preferred and preference stock dividends, leases, purchase commitments, and trust funding requirements. Approximately $236 million will be required through September 30, 2017 to fund maturities of long-term debt.
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory"Environmental Matters – Fuel Cost Recovery" hereinEnvironmental Statutes and Regulations – General" and " – Global Climate Issues" of Alabama Power in Item 7 of the Form 10-K for additional information.information on Alabama Power's environmental compliance strategy.
Details of GeorgiaAlabama Power's generationapproved construction program is currently estimated to total $1.9 billion for 2017, $1.6 billion for 2018, $1.2 billion for 2019, $1.3 billion for 2020, and purchased power were as follows:
  First Quarter 2016 First Quarter 2015
Total generation (billions of KWHs)
 16 17
Total purchased power (billions of KWHs)
 6 6
Sources of generation (percent) —
    
Coal 30 34
Nuclear 23 22
Gas 42 42
Hydro 5 2
Cost of fuel, generated (cents per net KWH) 
    
Coal 3.56 4.71
Nuclear 0.86 0.54
Gas 2.01 2.63
Average cost of fuel, generated (cents per net KWH)
 2.22 2.86
Average cost of purchased power (cents per net KWH)(*)
 4.32 4.39
(*)Average cost of purchased power includes fuel purchased by Georgia Power for tolling agreements where power is generated by the provider.
Fuel
In the first quarter 2016,$1.2 billion for 2021. The construction program includes capital expenditures related to contractual purchase commitments for nuclear fuel expense was $376 million comparedand capital expenditures covered under long-term service agreements. Estimated capital expenditures to $526 million in the corresponding period in 2015. The decrease was primarily due to a 22.4% decrease in the average cost of fuel per KWH generatedcomply with environmental statutes and a 15.5% decrease in the volume of KWHs generated by coal.
Purchased Power – Non-Affiliates
In the first quarter 2016, purchased power expense from non-affiliates was $83 million compared to $60 million in the corresponding period in 2015. The increase was primarily due to a 75.3% increase in the volume of KWHs purchased, partially offset by a 28.1% decrease in the average cost per KWH purchased primarily resulting from lower natural gas prices.
Energy purchases from non-affiliates will vary depending on the market prices of wholesale energy as compared to the cost of the Southern Company system's generation, demand for energy within the Southern Company system's service territory, and the availability of the Southern Company system's generation.
Purchased Power – Affiliates
In the first quarter 2016, purchased power expense from affiliates was $139 million compared to $149 million in the corresponding period in 2015. The decrease was the result of an 8.8% decrease in the volume of KWHs purchased in the first quarter 2016 as Georgia Power's units generally dispatched at a lower cost than other Southern Company system resources.
Energy purchases from affiliates will vary depending on demand and the availability and cost of generating resources at each company within the Southern Company system. These purchases are made in accordance with the IIC or other contractual agreements, all as approved by the FERC.

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regulations included in these amounts are $0.5 billion for 2017, $0.3 billion for 2018, $0.1 billion for 2019, $0.1 billion for 2020, and $0.2 billion for 2021. These estimated expenditures include anticipated costs for compliance with the Disposal of Coal Combustion Residuals from Electric Utilities final rule (CCR Rule) and the EPA's final effluent guidelines rule. These estimated expenditures do not include potential compliance costs that may arise from the EPA's final rules and guidelines or subsequently approved state plans that would limit CO2 emissions from existing, new, modified, or reconstructed fossil-fuel-fired electric generating units.
Alabama Power also anticipates costs associated with closure in place and ground water monitoring of ash ponds in accordance with the CCR Rule, which are not reflected in the capital expenditures above as these costs are associated with Alabama Power's asset retirement obligation liabilities. These costs, which will change as Alabama Power continues to refine its assumptions underlying the cost estimates and evaluate the method and timing of compliance, are estimated to be $31 million for 2017, $26 million for 2018, $100 million for 2019, $105 million for 2020, and $107 million for 2021. See Note 1 to the financial statements of Alabama Power under "Asset Retirement Obligations and Other OperationsCosts of Removal" in Item 8 of the Form 10-K for additional information. Costs associated with the CCR Rule are expected to be recovered through Rate CNP Compliance.
The construction program is subject to periodic review and Maintenance Expensesrevision, and actual construction costs may vary from these estimates because of numerous factors. These factors include: changes in business conditions; changes in load projections; changes in environmental statutes and regulations; the outcome of any legal challenges to the environmental rules; changes in generating plants, including unit retirements and replacements and adding or changing fuel sources at existing units, to meet regulatory requirements; changes in the expected environmental compliance program; changes in FERC rules and regulations; Alabama PSC approvals; changes in legislation; the cost and efficiency of construction labor, equipment, and materials; project scope and design changes; storm impacts; and the cost of capital. In addition, there can be no assurance that costs related to capital expenditures will be fully recovered.
Sources of Capital
Alabama Power plans to obtain the funds to meet its future capital needs through operating cash flows, short-term debt, term loans, external security issuances, and equity contributions from Southern Company. However, the amount, type, and timing of any future financings, if needed, depend upon prevailing market conditions, regulatory approval, and other factors. See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Sources of Capital" of Alabama Power in Item 7 of the Form 10-K for additional information.
Alabama Power's current liabilities sometimes exceed current assets because of long-term debt maturities and the periodic use of short-term debt as a funding source, as well as significant seasonal fluctuations in cash needs.
At September 30, 2016, Alabama Power had approximately $556 million of cash and cash equivalents. Committed credit arrangements with banks at September 30, 2016 were as follows:
First Quarter 2016 vs. First Quarter 2015
(change in millions)
(% change)
$(17) (3.6)
Expires     
Due Within One
Year
2017 2018 2020 Total Unused 
Term
Out
 
No Term
Out
(in millions) (in millions) (in millions)
$35
 $500
 $800
 $1,335
 $1,335
 $
 $35
In the first quarter 2016, other operations and maintenance expenses were $457 million compared to $474 million in the corresponding period in 2015. The decrease was primarily due to decreases of $17 million in scheduled outage and maintenance costs at generation facilities and $7 million in employee benefits including pension costs, partially offset by an increase of $3 million for integrated transmission system billings. See Note (F)6 to the financial statements of Alabama Power under "Bank Credit Arrangements" in Item 8 of the Form 10-K and Note (E) to the Condensed Financial Statements under "Bank Credit Arrangements" herein for additional information relatedinformation.
Most of these bank credit arrangements, as well as Alabama Power's term loan arrangements, contain covenants that limit debt levels and contain cross acceleration provisions to pension costs.other indebtedness (including guarantee obligations) of Alabama Power. Such cross acceleration provisions to other indebtedness would trigger an event of default if

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Alabama Power defaulted on indebtedness, the payment of which was then accelerated. Alabama Power is currently in compliance with all such covenants. None of the bank credit arrangements contain material adverse change clauses at the time of borrowings.
Subject to applicable market conditions, Alabama Power expects to renew or replace its bank credit arrangements as needed, prior to expiration. In connection therewith, Alabama Power may extend the maturity dates and/or increase or decrease the lending commitments thereunder.
A portion of the unused credit with banks is allocated to provide liquidity support to Alabama Power's pollution control revenue bonds and commercial paper borrowings. The amount of variable rate pollution control revenue bonds outstanding requiring liquidity support as of September 30, 2016 was approximately $890 million. In addition, at September 30, 2016, Alabama Power had $87 million of fixed rate pollution control revenue bonds outstanding that were required to be reoffered within the next 12 months.
Alabama Power also has substantial cash flow from operating activities and access to capital markets, including a commercial paper program, to meet liquidity needs. Alabama Power may meet short-term cash needs through its commercial paper program. Alabama Power may also meet short-term cash needs through a Southern Company subsidiary organized to issue and sell commercial paper at the request and for the benefit of Alabama Power and the other traditional electric operating companies. Proceeds from such issuances for the benefit of Alabama Power are loaned directly to Alabama Power. The obligations of each company under these arrangements are several and there is no cross-affiliate credit support.
Details of short-term borrowings were as follows:
  
Short-term Debt During the Period(*)
  
Average
Amount
Outstanding
 
Weighted
Average
Interest Rate
 
Maximum
Amount
Outstanding
  (in millions)   (in millions)
Commercial paper $15
 0.6% $100
(*)Average and maximum amounts are based upon daily balances during the three-month period ended September 30, 2016. No short-term debt was outstanding at September 30, 2016.
Alabama Power believes the need for working capital can be adequately met by utilizing commercial paper programs, lines of credit, short-term bank notes, and operating cash flows.
Credit Rating Risk
Alabama Power does not have any credit arrangements that would require material changes in payment schedules or terminations as a result of a credit rating downgrade.
There are certain contracts that could require collateral, but not accelerated payment, in the event of a credit rating change to BBB and/or Baa2 or below. These contracts are primarily for physical electricity purchases, fuel purchases, fuel transportation and storage, energy price risk management, and transmission. The maximum potential collateral requirements under these contracts at September 30, 2016 were as follows:
Credit Ratings
Maximum Potential
Collateral
Requirements
 (in millions)
At BBB and/or Baa2$1
At BBB- and/or Baa3$2
Below BBB- and/or Baa3$347

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Included in these amounts are certain agreements that could require collateral in the event that one or more Southern Company system power pool participants has a credit rating change to below investment grade. Generally, collateral may be provided by a Southern Company guaranty, letter of credit, or cash. Additionally, a credit rating downgrade could impact the ability of Alabama Power to access capital markets, and would be likely to impact the cost at which it does so.
Financing Activities
In January 2016, Alabama Power issued $400 million aggregate principal amount of Series 2016A 4.30% Senior Notes due January 2, 2046. The proceeds were used to repay at maturity $200 million aggregate principal amount of Alabama Power's Series FF 5.20% Senior Notes due January 15, 2016 and for general corporate purposes, including Alabama Power's continuous construction program.
In March 2016, Alabama Power entered into three bank term loan agreements with maturity dates of March 2021, in an aggregate principal amount of $45 million, one of which bears interest at 2.38% per annum and two of which bear interest based on three-month LIBOR.
In addition to any financings that may be necessary to meet capital requirements and contractual obligations, Alabama Power plans to continue, when economically feasible, a program to retire higher-cost securities and replace these obligations with lower-cost capital if market conditions permit.

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Income Taxes
First Quarter 2016 vs. First Quarter 2015
(change in millions)
(% change)
$20 14.3
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$29 15.1 $39 9.1
In the firstthird quarter 2016, income taxes were $160$221 million compared to $140$192 million for the corresponding period in 2015. The increase was primarily due to higher pre-tax earnings in 2016.
For year-to-date 2016, income taxes were $466 million compared to $427 million for the corresponding period in 2015. The increase was primarily due to higher pre-tax earnings and state tax credits taken in 2015.

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Dividends on Preferred and Preference Stock
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$—  $(8) (38.1)
For year-to-date 2016, dividends on preferred and preference stock were $13 million compared to $21 million for the corresponding period in 2015. This decrease was primarily due to the redemption in May 2015 of certain series of preferred and preference stock. See Note 6 to the financial statements of Alabama Power under "Redeemable Preferred and Preference Stock" in Item 8 of the Form 10-K for additional information.
FUTURE EARNINGS POTENTIAL
The results of operations discussed above are not necessarily indicative of Alabama Power's future earnings potential. The level of Alabama Power's future earnings depends on numerous factors that affect the opportunities, challenges, and risks of Alabama Power's primary business of selling electricity. These factors include Alabama Power's ability to maintain a constructive regulatory environment that continues to allow for the timely recovery of prudently-incurred costs during a time of increasing costs. Future earnings in the near term will depend, in part, upon maintaining and growing sales which are subject to a number of factors. These factors include weather, competition, new energy contracts with other utilities, energy conservation practiced by customers, the use of alternative energy sources by customers, the price of electricity, the price elasticity of demand, and the rate of economic growth or decline in Alabama Power's service territory. Demand for electricity is primarily driven by economic growth. The pace of economic growth and electricity demand may be affected by changes in regional and global economic conditions, which may impact future earnings. For additional information relating to these issues, see RISK FACTORS in Item 1A and MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL of Alabama Power in Item 7 of the Form 10-K.
Environmental Matters
Compliance costs related to federal and state environmental statutes and regulations could affect earnings if such costs cannot continue to be fully recovered in rates on a timely basis. Environmental compliance spending over the next several years may differ materially from the amounts estimated. The timing, specific requirements, and estimated costs could change as environmental statutes and regulations are adopted or modified, as compliance plans are revised or updated, and as legal challenges to rules are completed. Environmental compliance costs are recovered through Rate CNP Compliance. See Note 3 to the financial statements of Alabama Power under "Retail Regulatory Matters – Rate CNP" in Item 8 of the Form 10-K for additional information. Further, higher costs that are recovered through regulated rates could contribute to reduced demand for electricity, which could negatively affect results of operations, cash flows, and financial condition. See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Environmental Matters" of Alabama Power in Item 7 and Note 3 to the financial statements of Alabama Power under "Environmental Matters" in Item 8 of the Form 10-K for additional information.
Environmental Statutes and Regulations
Air Quality
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters Environmental Statutes and Regulations Air Quality" of Alabama Power in Item 7 of the Form 10-K for additional information regarding the EPA's final MATS rule, regional haze regulations, and the Cross State Air Pollution Rule (CSAPR).
On April 25, 2016, in response to a June 2015 U.S. Supreme Court opinion, the EPA published its supplemental finding regarding consideration of costs in support of the MATS rule. This finding does not impact MATS rule

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compliance requirements, costs, or deadlines, and all Alabama Power units that are subject to the MATS rule completed the measures necessary to achieve compliance with the MATS rule by the applicable deadlines.
Also on April 25, 2016, the EPA issued proposed revisions to the regional haze regulations. The ultimate impact of the proposed revisions will depend on their ultimate adoption, implementation, and any legal challenges and cannot be determined at this time.
On October 26, 2016, the EPA published a final rule that updates the CSAPR ozone season nitrogen oxide program, including revising ozone-season emissions budgets in Alabama. The ultimate impact of this rule will depend on the outcome of any legal challenges and implementation at the state level and cannot be determined at this time.
FERC Matters
See BUSINESS – "Regulation – Federal Power Act" in Item 1 of the Form 10-K for a discussion of Alabama Power's hydroelectric developments on the Coosa River. On April 21, 2016, the FERC issued an order granting in part and denying in part Alabama Power's rehearing request of the new license for Alabama Power's seven hydroelectric developments on the Coosa River. The order also denied rehearing requests filed by Alabama Rivers Alliance, American Rivers, the Georgia Environmental Protection Division, and the Atlanta Regional Commission. On May 17, 2016, Alabama Rivers Alliance and American Rivers filed an additional rehearing request and also filed a petition for review by the U.S. Court of Appeals for the District of Columbia Circuit. On September 12, 2016, the FERC issued an order denying the second rehearing request, and Alabama Rivers Alliance and American Rivers filed an appeal of the April 21, 2016 order to the U.S. Court of Appeals for the District of Columbia Circuit. The ultimate outcome of this matter cannot be determined at this time.
Retail Regulatory Matters
Alabama Power's revenues from regulated retail operations are collected through various rate mechanisms subject to the oversight of the Alabama PSC. Alabama Power currently recovers its costs from the regulated retail business primarily through its Rate RSE, Rate CNP Compliance, rate energy cost recovery, and rate natural disaster reserve. In addition, the Alabama PSC issues accounting orders to address current events impacting Alabama Power. See Notes 1 and 3 to the financial statements of Alabama Power under "Nuclear Outage Accounting Order" and "Retail Regulatory Matters," respectively, in Item 8 of the Form 10-K for additional information regarding Alabama Power's rate mechanisms and accounting orders. The recovery balance of each regulatory clause for Alabama Power is reported in Note (B) to the Condensed Financial Statements herein.
Environmental Accounting Order
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters – Environmental Accounting Order" of Alabama Power in Item 7 of the Form 10-K for information regarding the environmental accounting order.
In April 2016, as part of its environmental compliance strategy, Alabama Power ceased using coal at Plant Greene County Units 1 and 2 (300 MWs representing Alabama Power's ownership interest) and began operating Units 1 and 2 solely on natural gas in June 2016 and July 2016, respectively.
Renewables
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters – Renewables" of Alabama Power in Item 7 of the Form 10-K for information regarding renewable energy projects.
In accordance with the Alabama PSC order approving up to 500 MWs of renewable projects, Alabama Power has entered into agreements to purchase power from or to build renewable generation sources, including a 72-MW solar PPA approved by the Alabama PSC in June 2016. Alabama Power is marketing the associated renewable energy credits (REC) generated by this solar PPA to customers interested in supporting renewable energy development. The

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terms of the renewable agreements permit Alabama Power to use the energy and retire the associated RECs in service of its customers or to sell RECs, separately or bundled with energy.
Other Matters
Alabama Power is involved in various other matters being litigated and regulatory matters that could affect future earnings. In addition, Alabama Power is subject to certain claims and legal actions arising in the ordinary course of business. Alabama Power's business activities are subject to extensive governmental regulation related to public health and the environment, such as regulation of air emissions and water discharges. Litigation over environmental issues and claims of various types, including property damage, personal injury, common law nuisance, and citizen enforcement of environmental requirements, such as air quality and water standards, has occurred throughout the U.S. This litigation has included claims for damages alleged to have been caused by CO2 and other emissions, CCR, and alleged exposure to hazardous materials, and/or requests for injunctive relief in connection with such matters.
TheultimateoutcomeofsuchpendingorpotentiallitigationagainstAlabama Powercannotbepredictedatthistime;however,forcurrentproceedingsnotspecificallyreportedinNote(B)totheCondensedFinancialStatementshereinorinNote3tothefinancialstatementsofAlabama PowerinItem8ofthe Form 10-K,management does not anticipate that the ultimate liabilities, if any, arising from such current proceedings would have a material effect on Alabama Power's financial statements. See Note (B) to the Condensed Financial Statements herein for a discussion of various other contingencies, regulatory matters, and other matters being litigated which may affect future earnings potential.
ACCOUNTING POLICIES
Application of Critical Accounting Policies and Estimates
Alabama Power prepares its financial statements in accordance with GAAP. Significant accounting policies are described in Note 1 to the financial statements of Alabama Power in Item 8 of the Form 10-K. In the application of these policies, certain estimates are made that may have a material impact on Alabama Power's results of operations and related disclosures. Different assumptions and measurements could produce estimates that are significantly different from those recorded in the financial statements. See MANAGEMENT'S DISCUSSION AND ANALYSIS – ACCOUNTING POLICIES – "Application of Critical Accounting Policies and Estimates" of Alabama Power in Item 7 of the Form 10-K for a complete discussion of Alabama Power's critical accounting policies and estimates related to Electric Utility Regulation, Asset Retirement Obligations, Pension and Other Postretirement Benefits, and Contingent Obligations.
Recently Issued Accounting Standards
On February 25, 2016, the FASB issued ASU No. 2016-02, Leases(Topic 842) (ASU 2016-02). ASU 2016-02 requires lessees to recognize on the balance sheet a lease liability and a right-of-use asset for all leases. ASU 2016-02 also changes the recognition, measurement, and presentation of expense associated with leases and provides clarification regarding the identification of certain components of contracts that would represent a lease. The accounting required by lessors is relatively unchanged. ASU 2016-02 is effective for fiscal years beginning after December 15, 2018, with early adoption permitted. Alabama Power is currently evaluating the new standard and has not yet determined its ultimate impact; however, adoption of ASU 2016-02 is expected to have a significant impact on Alabama Power's balance sheet.
On March 30, 2016, the FASB issued ASU No. 2016-09, Compensation-Stock Compensation(Topic 718): Improvements to Employee Share-Based Payment Accounting (ASU 2016-09). ASU 2016-09 changes the accounting for income taxes and the cash flow presentation for share-based payment award transactions. Most significantly, entities are required to recognize all excess tax benefits and deficiencies related to the exercise or vesting of stock compensation as income tax expense or benefit in the income statement. Alabama Power currently recognizes any excess tax benefits and deficiencies related to the exercise and vesting of stock compensation as additional paid-in capital. ASU 2016-09 is effective for fiscal years beginning after December 15, 2016. Early

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adoption is permitted and Alabama Power intends to adopt the ASU in the fourth quarter 2016. The adoption is not expected to have a material impact on the results of operations, financial position, or cash flows of Alabama Power.
FINANCIAL CONDITION AND LIQUIDITY
Overview
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Overview" of Alabama Power in Item 7 of the Form 10-K for additional information. Alabama Power's financial condition remained stable at September 30, 2016. Alabama Power intends to continue to monitor its access to short-term and long-term capital markets as well as its bank credit arrangements to meet future capital and liquidity needs. See "Capital Requirements and Contractual Obligations," "Sources of Capital," and "Financing Activities" herein for additional information.
Net cash provided from operating activities totaled $1.5 billion for the first nine months of 2016, a decrease of $44 million as compared to the first nine months of 2015. The decrease in net cash provided from operating activities was primarily due to lower fuel cost recovery revenues during 2016, partially offset by lower income tax payments and the receipt of income tax refunds as a result of bonus depreciation. Net cash used for investing activities totaled $1.1 billion for the first nine months of 2016 primarily due to gross property additions related to environmental, distribution, steam generation, and transmission. Net cash used for financing activities totaled $91 million for the first nine months of 2016 primarily due to common stock dividend payments and a redemption of long-term debt, partially offset by issuances of long-term debt and additional capital contributions from Southern Company. Cash flows from financing activities vary from period to period based on capital needs and the maturity or redemption of securities.
Significant balance sheet changes for the first nine months of 2016 include increases of $422 million in property, plant, and equipment, primarily due to additions to environmental, distribution, nuclear generation, and transmission, $362 million in cash and cash equivalents, $266 million in additional paid-in capital due to capital contributions from Southern Company, $264 million in accumulated deferred income taxes related to bonus depreciation, and $205 million in long-term debt primarily due to the issuance of additional senior notes. Other significant changes include decreases of $239 million in other regulatory liabilities, current, primarily due to the timing of fuel cost recovery and $177 million in other accounts payable primarily due to the timing of vendor payments.
See Note 3 to the financial statements of Alabama Power under "Retail Regulatory Matters" in Item 8 of the Form 10-K for additional information regarding Alabama Power's rate mechanisms.
Capital Requirements and Contractual Obligations
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Capital Requirements and Contractual Obligations" of Alabama Power in Item 7 of the Form 10-K for a description of Alabama Power's capital requirements for its construction program, including estimated capital expenditures to comply with existing environmental statutes and regulations, scheduled maturities of long-term debt, as well as the related interest, derivative obligations, preferred and preference stock dividends, leases, purchase commitments, and trust funding requirements. Approximately $236 million will be required through September 30, 2017 to fund maturities of long-term debt.
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Environmental Matters – Environmental Statutes and Regulations – General" and " – Global Climate Issues" of Alabama Power in Item 7 of the Form 10-K for additional information on Alabama Power's environmental compliance strategy.
Alabama Power's approved construction program is currently estimated to total $1.9 billion for 2017, $1.6 billion for 2018, $1.2 billion for 2019, $1.3 billion for 2020, and $1.2 billion for 2021. The construction program includes capital expenditures related to contractual purchase commitments for nuclear fuel and capital expenditures covered under long-term service agreements. Estimated capital expenditures to comply with environmental statutes and

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regulations included in these amounts are $0.5 billion for 2017, $0.3 billion for 2018, $0.1 billion for 2019, $0.1 billion for 2020, and $0.2 billion for 2021. These estimated expenditures include anticipated costs for compliance with the Disposal of Coal Combustion Residuals from Electric Utilities final rule (CCR Rule) and the EPA's final effluent guidelines rule. These estimated expenditures do not include potential compliance costs that may arise from the EPA's final rules and guidelines or subsequently approved state plans that would limit CO2 emissions from existing, new, modified, or reconstructed fossil-fuel-fired electric generating units.
Alabama Power also anticipates costs associated with closure in place and ground water monitoring of ash ponds in accordance with the CCR Rule, which are not reflected in the capital expenditures above as these costs are associated with Alabama Power's asset retirement obligation liabilities. These costs, which will change as Alabama Power continues to refine its assumptions underlying the cost estimates and evaluate the method and timing of compliance, are estimated to be $31 million for 2017, $26 million for 2018, $100 million for 2019, $105 million for 2020, and $107 million for 2021. See Note 1 to the financial statements of Alabama Power under "Asset Retirement Obligations and Other Costs of Removal" in Item 8 of the Form 10-K for additional information. Costs associated with the CCR Rule are expected to be recovered through Rate CNP Compliance.
The construction program is subject to periodic review and revision, and actual construction costs may vary from these estimates because of numerous factors. These factors include: changes in business conditions; changes in load projections; changes in environmental statutes and regulations; the outcome of any legal challenges to the environmental rules; changes in generating plants, including unit retirements and replacements and adding or changing fuel sources at existing units, to meet regulatory requirements; changes in the expected environmental compliance program; changes in FERC rules and regulations; Alabama PSC approvals; changes in legislation; the cost and efficiency of construction labor, equipment, and materials; project scope and design changes; storm impacts; and the cost of capital. In addition, there can be no assurance that costs related to capital expenditures will be fully recovered.
Sources of Capital
Alabama Power plans to obtain the funds to meet its future capital needs through operating cash flows, short-term debt, term loans, external security issuances, and equity contributions from Southern Company. However, the amount, type, and timing of any future financings, if needed, depend upon prevailing market conditions, regulatory approval, and other factors. See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Sources of Capital" of Alabama Power in Item 7 of the Form 10-K for additional information.
Alabama Power's current liabilities sometimes exceed current assets because of long-term debt maturities and the periodic use of short-term debt as a funding source, as well as significant seasonal fluctuations in cash needs.
At September 30, 2016, Alabama Power had approximately $556 million of cash and cash equivalents. Committed credit arrangements with banks at September 30, 2016 were as follows:
Expires     
Due Within One
Year
2017 2018 2020 Total Unused 
Term
Out
 
No Term
Out
(in millions) (in millions) (in millions)
$35
 $500
 $800
 $1,335
 $1,335
 $
 $35
See Note 6 to the financial statements of Alabama Power under "Bank Credit Arrangements" in Item 8 of the Form 10-K and Note (E) to the Condensed Financial Statements under "Bank Credit Arrangements" herein for additional information.
Most of these bank credit arrangements, as well as Alabama Power's term loan arrangements, contain covenants that limit debt levels and contain cross acceleration provisions to other indebtedness (including guarantee obligations) of Alabama Power. Such cross acceleration provisions to other indebtedness would trigger an event of default if

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Alabama Power defaulted on indebtedness, the payment of which was then accelerated. Alabama Power is currently in compliance with all such covenants. None of the bank credit arrangements contain material adverse change clauses at the time of borrowings.
Subject to applicable market conditions, Alabama Power expects to renew or replace its bank credit arrangements as needed, prior to expiration. In connection therewith, Alabama Power may extend the maturity dates and/or increase or decrease the lending commitments thereunder.
A portion of the unused credit with banks is allocated to provide liquidity support to Alabama Power's pollution control revenue bonds and commercial paper borrowings. The amount of variable rate pollution control revenue bonds outstanding requiring liquidity support as of September 30, 2016 was approximately $890 million. In addition, at September 30, 2016, Alabama Power had $87 million of fixed rate pollution control revenue bonds outstanding that were required to be reoffered within the next 12 months.
Alabama Power also has substantial cash flow from operating activities and access to capital markets, including a commercial paper program, to meet liquidity needs. Alabama Power may meet short-term cash needs through its commercial paper program. Alabama Power may also meet short-term cash needs through a Southern Company subsidiary organized to issue and sell commercial paper at the request and for the benefit of Alabama Power and the other traditional electric operating companies. Proceeds from such issuances for the benefit of Alabama Power are loaned directly to Alabama Power. The obligations of each company under these arrangements are several and there is no cross-affiliate credit support.
Details of short-term borrowings were as follows:
  
Short-term Debt During the Period(*)
  
Average
Amount
Outstanding
 
Weighted
Average
Interest Rate
 
Maximum
Amount
Outstanding
  (in millions)   (in millions)
Commercial paper $15
 0.6% $100
(*)Average and maximum amounts are based upon daily balances during the three-month period ended September 30, 2016. No short-term debt was outstanding at September 30, 2016.
Alabama Power believes the need for working capital can be adequately met by utilizing commercial paper programs, lines of credit, short-term bank notes, and operating cash flows.
Credit Rating Risk
Alabama Power does not have any credit arrangements that would require material changes in payment schedules or terminations as a result of a credit rating downgrade.
There are certain contracts that could require collateral, but not accelerated payment, in the event of a credit rating change to BBB and/or Baa2 or below. These contracts are primarily for physical electricity purchases, fuel purchases, fuel transportation and storage, energy price risk management, and transmission. The maximum potential collateral requirements under these contracts at September 30, 2016 were as follows:
Credit Ratings
Maximum Potential
Collateral
Requirements
 (in millions)
At BBB and/or Baa2$1
At BBB- and/or Baa3$2
Below BBB- and/or Baa3$347

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Included in these amounts are certain agreements that could require collateral in the event that one or more Southern Company system power pool participants has a credit rating change to below investment grade. Generally, collateral may be provided by a Southern Company guaranty, letter of credit, or cash. Additionally, a credit rating downgrade could impact the ability of Alabama Power to access capital markets, and would be likely to impact the cost at which it does so.
Financing Activities
In January 2016, Alabama Power issued $400 million aggregate principal amount of Series 2016A 4.30% Senior Notes due January 2, 2046. The proceeds were used to repay at maturity $200 million aggregate principal amount of Alabama Power's Series FF 5.20% Senior Notes due January 15, 2016 and for general corporate purposes, including Alabama Power's continuous construction program.
In March 2016, Alabama Power entered into three bank term loan agreements with maturity dates of March 2021, in an aggregate principal amount of $45 million, one of which bears interest at 2.38% per annum and two of which bear interest based on three-month LIBOR.
In addition to any financings that may be necessary to meet capital requirements and contractual obligations, Alabama Power plans to continue, when economically feasible, a program to retire higher-cost securities and replace these obligations with lower-cost capital if market conditions permit.

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CONDENSED STATEMENTS OF INCOME (UNAUDITED)

 For the Three Months Ended September 30, For the Nine Months Ended September 30,
 2016 2015 2016 2015
 (in millions) (in millions)
Operating Revenues:       
Retail revenues$2,540
 $2,537
 $6,164
 $6,223
Wholesale revenues, non-affiliates49
 55
 131
 173
Wholesale revenues, affiliates9
 5
 24
 18
Other revenues100
 94
 302
 271
Total operating revenues2,698
 2,691
 6,621
 6,685
Operating Expenses:       
Fuel575
 706
 1,390
 1,735
Purchased power, non-affiliates102
 90
 277
 227
Purchased power, affiliates142
 148
 392
 411
Other operations and maintenance496
 462
 1,393
 1,405
Depreciation and amortization215
 214
 639
 633
Taxes other than income taxes114
 107
 311
 302
Total operating expenses1,644
 1,727
 4,402
 4,713
Operating Income1,054
 964
 2,219
 1,972
Other Income and (Expense):       
Interest expense, net of amounts capitalized(98) (90) (290) (272)
Other income (expense), net11
 18
 35
 34
Total other income and (expense)(87) (72) (255) (238)
Earnings Before Income Taxes967
 892
 1,964
 1,734
Income taxes365
 337
 737
 657
Net Income602
 555
 1,227
 1,077
Dividends on Preferred and Preference Stock4
 4
 13
 13
Net Income After Dividends on Preferred and Preference Stock$598
 $551
 $1,214
 $1,064
CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED)

 For the Three Months Ended September 30, For the Nine Months Ended September 30,
 2016 2015 2016 2015
 (in millions) (in millions)
Net Income$602
 $555
 $1,227
 $1,077
Other comprehensive income (loss):       
Qualifying hedges:       
Changes in fair value, net of tax of $-, $(7), $-, and $(7), respectively
 (11) 
 (10)
Reclassification adjustment for amounts included in net
income, net of tax of $-, $-, $1, and $1, respectively
1
 1
 2
 2
Total other comprehensive income (loss)1
 (10) 2
 (8)
Comprehensive Income$603
 $545
 $1,229
 $1,069
The accompanying notes as they relate to Georgia Power are an integral part of these condensed financial statements.

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GEORGIA POWER COMPANY
CONDENSED STATEMENTS OF CASH FLOWS (UNAUDITED)
 For the Nine Months Ended September 30,
 2016 2015
 (in millions)
Operating Activities:   
Net income$1,227
 $1,077
Adjustments to reconcile net income to net cash provided from operating activities --   
Depreciation and amortization, total794
 766
Deferred income taxes346
 12
Allowance for equity funds used during construction(36) (24)
Deferred expenses(40) (45)
Pension, postretirement, and other employee benefits(14) 40
Settlement of asset retirement obligations(93) (18)
Other, net4
 48
Changes in certain current assets and liabilities —   
-Receivables(162) 37
-Fossil fuel stock128
 141
-Prepaid income taxes45
 244
-Other current assets17
 (17)
-Accounts payable39
 (118)
-Accrued taxes(22) 54
-Accrued compensation(26) (34)
-Other current liabilities53
 (3)
Net cash provided from operating activities2,260
 2,160
Investing Activities:   
Property additions(1,566) (1,321)
Nuclear decommissioning trust fund purchases(563) (815)
Nuclear decommissioning trust fund sales558
 810
Cost of removal, net of salvage(45) (57)
Change in construction payables, net of joint owner portion(139) 44
Prepaid long-term service agreements(27) (60)
Other investing activities24
 11
Net cash used for investing activities(1,758) (1,388)
Financing Activities:   
Decrease in notes payable, net(63) (26)
Proceeds —   
Capital contributions from parent company294
 41
Pollution control revenue bonds
 274
Senior notes650
 
FFB loan300
 600
Short-term borrowings
 250
Redemptions and repurchases —   
Pollution control revenue bonds(4) (268)
Senior notes(700) (525)
Short-term borrowings
 (250)
Payment of common stock dividends(979) (776)
Other financing activities(20) (31)
Net cash used for financing activities(522) (711)
Net Change in Cash and Cash Equivalents(20) 61
Cash and Cash Equivalents at Beginning of Period67
 24
Cash and Cash Equivalents at End of Period$47
 $85
Supplemental Cash Flow Information:   
Cash paid during the period for —   
Interest (net of $15 and $10 capitalized for 2016 and 2015, respectively)$277
 $251
Income taxes, net188
 311
Noncash transactions — Accrued property additions at end of period226
 192
The accompanying notes as they relate to Georgia Power are an integral part of these condensed financial statements.

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GEORGIA POWER COMPANY
CONDENSED BALANCE SHEETS (UNAUDITED)
Assets At September 30, 2016 At December 31, 2015
  (in millions)
Current Assets:    
Cash and cash equivalents $47
 $67
Receivables —    
Customer accounts receivable 718
 541
Unbilled revenues 298
 188
Joint owner accounts receivable 46
 227
Income taxes receivable, current 
 114
Other accounts and notes receivable 55
 57
Affiliated 15
 18
Accumulated provision for uncollectible accounts (2) (2)
Fossil fuel stock 274
 402
Materials and supplies 470
 449
Vacation pay 90
 91
Prepaid income taxes 111
 156
Other regulatory assets, current 115
 123
Other current assets 89
 92
Total current assets 2,326
 2,523
Property, Plant, and Equipment:    
In service 33,394
 31,841
Less accumulated provision for depreciation 11,234
 10,903
Plant in service, net of depreciation 22,160
 20,938
Other utility plant, net 
 171
Nuclear fuel, at amortized cost 556
 572
Construction work in progress 4,888
 4,775
Total property, plant, and equipment 27,604
 26,456
Other Property and Investments:    
Equity investments in unconsolidated subsidiaries 61
 64
Nuclear decommissioning trusts, at fair value 835
 775
Miscellaneous property and investments 42
 43
Total other property and investments 938
 882
Deferred Charges and Other Assets:    
Deferred charges related to income taxes 675
 679
Other regulatory assets, deferred 2,530
 2,152
Other deferred charges and assets 175
 173
Total deferred charges and other assets 3,380
 3,004
Total Assets $34,248
 $32,865
The accompanying notes as they relate to Georgia Power are an integral part of these condensed financial statements.


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GEORGIA POWER COMPANY
CONDENSED BALANCE SHEETS (UNAUDITED)
Liabilities and Stockholder's Equity At September 30, 2016 At December 31, 2015
  (in millions)
Current Liabilities:    
Securities due within one year $458
 $712
Notes payable 95
 158
Accounts payable —    
Affiliated 451
 411
Other 464
 750
Customer deposits 265
 264
Accrued taxes —    
Accrued income taxes 14
 12
Other accrued taxes 310
 325
Accrued interest 110
 99
Accrued vacation pay 62
 62
Accrued compensation 118
 142
Asset retirement obligations, current 313
 179
Over recovered regulatory clause revenues, current 125
 10
Other current liabilities 197
 171
Total current liabilities 2,982
 3,295
Long-term Debt 10,114
 9,616
Deferred Credits and Other Liabilities:    
Accumulated deferred income taxes 5,969
 5,627
Deferred credits related to income taxes 103
 105
Accumulated deferred investment tax credits 199
 204
Employee benefit obligations 906
 949
Asset retirement obligations, deferred 2,241
 1,737
Other deferred credits and liabilities 203
 347
Total deferred credits and other liabilities 9,621
 8,969
Total Liabilities 22,717
 21,880
Preferred Stock 45
 45
Preference Stock 221
 221
Common Stockholder's Equity:    
Common stock, without par value —    
Authorized — 20,000,000 shares    
Outstanding — 9,261,500 shares 398
 398
Paid-in capital 6,585
 6,275
Retained earnings 4,295
 4,061
Accumulated other comprehensive loss (13) (15)
Total common stockholder's equity 11,265
 10,719
Total Liabilities and Stockholder's Equity $34,248
 $32,865
The accompanying notes as they relate to Georgia Power are an integral part of these condensed financial statements.

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GEORGIA POWER COMPANY
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS


THIRD QUARTER 2016 vs. THIRD QUARTER 2015
AND
YEAR-TO-DATE 2016 vs. YEAR-TO-DATE 2015


OVERVIEW
Georgia Power operates as a vertically integrated utility providing electricity to retail customers within its traditional service territory located within the State of Georgia and to wholesale customers in the Southeast.
Many factors affect the opportunities, challenges, and risks of Georgia Power's business of selling electricity. These factors include the ability to maintain a constructive regulatory environment, to maintain and grow energy sales, and to effectively manage and secure timely recovery of costs. These costs include those related to projected long-term demand growth, increasingly stringent environmental standards, reliability, and fuel. In addition, construction continues on Plant Vogtle Units 3 and 4. Georgia Power will own a 45.7% interest in these two nuclear generating units to increase its generation diversity and meet future supply needs. Georgia Power has various regulatory mechanisms that operate to address cost recovery. Effectively operating pursuant to these regulatory mechanisms andappropriately balancing required costs and capital expenditures with customer prices will continue to challenge Georgia Power for the foreseeable future.
On October 20, 2016, Georgia Power and the Georgia PSC Staff entered into a settlement agreement resolving certain prudence and cost recovery matters related to Plant Vogtle Units 3 and 4. The settlement agreement is subject to approval by the Georgia PSC. See FUTURE EARNINGS POTENTIAL – "Retail Regulatory MattersNuclear Construction" herein for additional information on Plant Vogtle Units 3 and 4.
Pursuant to the terms and conditions of a settlement agreement related to Southern Company's acquisition of Southern Company Gas approved by the Georgia PSC on April 14, 2016, Georgia Power's 2013 ARP will continue in effect until December 31, 2019, and Georgia Power will be required to file its next base rate case by July 1, 2019. See FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters" herein for additional information.
Georgia Power continues to focus on several key performance indicators. These indicators include, but are not limited to, customer satisfaction, plant availability, system reliability, the execution of major construction projects, and net income after dividends on preferred and preference stock. For additional information on these indicators, see MANAGEMENT'S DISCUSSION AND ANALYSIS – OVERVIEW – "Key Performance Indicators" of Georgia Power in Item 7 of the Form 10-K.
RESULTS OF OPERATIONS
Net Income
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$47 8.5 $150 14.1
Georgia Power's net income after dividends on preferred and preference stock was $598 million for the third quarter 2016 compared to $551 million for the corresponding period in 2015. The increase was primarily due to an increase in retail base revenues effective January 1, 2016, as authorized by the Georgia PSC, and higher retail revenues due to warmer weather as compared to the corresponding period in 2015, partially offset by higher non-fuel operating expenses.
For year-to-date 2016, net income after dividends on preferred and preference stock was $1.21 billion compared to $1.06 billion for the corresponding period in 2015. The increase was primarily due to an increase in retail base revenues effective January 1, 2016, as authorized by the Georgia PSC, the 2015 correction of an error affecting billings to a small number of large commercial and industrial customers, higher retail revenues in the third quarter

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2016 due to warmer weather as compared to the corresponding period in 2015, and lower non-fuel operating expenses. Partially offsetting the increase were lower retail revenues in the first quarter 2016 due to milder weather as compared to the corresponding period in 2015.
Retail Revenues
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$3 0.1 $(59) (0.9)
Retail revenues increased slightly in the third quarter 2016 compared to the corresponding period in 2015. For year-to-date 2016, retail revenues were $6.16 billion compared to $6.22 billion for the corresponding period in 2015.
Details of the changes in retail revenues were as follows:
 Third Quarter 2016 Year-to-Date 2016
 (in millions) (% change) (in millions) (% change)
Retail – prior year$2,537
   $6,223
  
Estimated change resulting from –       
Rates and pricing22
 0.9
 167
 2.7
Sales growth1
 
 3
 
Weather105
 4.1
 75
 1.2
Fuel cost recovery(125) (4.9) (304) (4.9)
Retail – current year$2,540
 0.1 % $6,164
 (1.0)%
Revenues associated with changes in rates and pricing increased in the third quarter and year-to-date 2016 when compared to the corresponding periods in 2015 primarily due to increases in base tariffs approved under the 2013 ARP and the NCCR tariff, all effective January 1, 2016. Also contributing to the increase for year-to-date 2016 was the 2015 correction of an error affecting billings since 2013 to a small number of large commercial and industrial customers under a rate plan allowing for variable demand-driven pricing. See Note 3 to the financial statements of Georgia Power under "Retail Regulatory Matters – Rate Plans" and " – Nuclear Construction" in Item 8 of the Form 10-K for additional information.
Revenues attributable to changes in sales were essentially flat in the third quarter and year-to-date 2016 when compared to the corresponding periods in 2015. Weather-adjusted residential KWH sales increased 1.7%, weather-adjusted commercial KWH sales decreased 0.7%, and weather-adjusted industrial KWH sales decreased 3.4% in the third quarter 2016 when compared to the corresponding period in 2015. For year-to-date 2016, weather-adjusted residential KWH sales increased 1.0%, weather-adjusted commercial KWH sales decreased 0.6%, and weather-adjusted industrial KWH sales decreased 0.5% when compared to the corresponding period in 2015. An increase of approximately 29,000 residential customers since September 30, 2015 contributed to the increase in weather-adjusted residential KWH sales, partially offset by a decline in average customer usage primarily resulting from an increase in multi-family housing and efficiency improvements in residential appliances and lighting. A decline in average customer usage resulting from an increase in energy saving initiatives contributed to the decrease in weather-adjusted commercial KWH sales, partially offset by an increase of approximately 3,000 commercial customers since September 30, 2015. Decreased demand in the pipeline, textiles, and stone, clay, and glass sectors was the main contributor to the decrease in weather-adjusted industrial KWH sales, partially offset by increased demand in the non-manufacturing sector.
Fuel revenues and costs are allocated between retail and wholesale jurisdictions. Retail fuel cost recovery revenues decreased $125 million and $304 million in the third quarter and year-to-date 2016, respectively, when compared to the corresponding periods in 2015 primarily due to lower fuel prices. Electric rates include provisions to adjust billings for fluctuations in fuel costs, including the energy component of purchased power costs. Under these fuel

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cost recovery provisions, fuel revenues generally equal fuel expenses and do not affect net income. See FUTURE EARNINGS POTENTIAL – "Retail Regulatory MattersFuel Cost Recovery" herein for additional information.
Wholesale RevenuesNon-Affiliates
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$(6) (10.9) $(42) (24.3)
Wholesale revenues from sales to non-affiliates consist of PPAs and short-term opportunity sales. Wholesale revenues from PPAs have both capacity and energy components. Wholesale capacity revenues from PPAs are recognized either on a levelized basis over the appropriate contract period or the amounts billable under the contract terms and provide for recovery of fixed costs and a return on investment. Wholesale revenues from sales to non-affiliates will vary depending on fuel prices, the market prices of wholesale energy compared to the cost of Georgia Power's and the Southern Company system's generation, demand for energy within the Southern Company system's electric service territory, and the availability of the Southern Company system's generation. Increases and decreases in energy revenues that are driven by fuel prices are accompanied by an increase or decrease in fuel costs and do not have a significant impact on net income. Short-term opportunity sales are made at market-based rates that generally provide a margin above Georgia Power's variable cost to produce the energy.
In the third quarter 2016, wholesale revenues from sales to non-affiliates were $49 million compared to $55 million for the corresponding period in 2015 related to a $7 million decrease in capacity revenues, partially offset by a $1 million increase in energy revenues. For year-to-date 2016, wholesale revenues from sales to non-affiliates were $131 million compared to $173 million for the corresponding period in 2015 related to a $28 million decrease in capacity revenues and a $14 million decrease in energy revenues. The decreases in capacity revenues reflect the expiration of wholesale contracts in the second quarter 2016. In addition, the decrease in capacity revenues for year-to-date 2016 reflects the retirement of 14 coal-fired generating units since March 31, 2015 as a result of Georgia Power's environmental compliance strategy. The decrease in energy revenues for year-to-date 2016 was primarily due to lower fuel prices. See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Environmental Matters – Environmental Statutes and Regulations – Air Quality" and "Retail Regulatory Matters – Integrated Resource Plan" of Georgia Power in Item 7 of the Form 10-K for additional information related to Georgia Power's environmental compliance strategy.
Other Revenues
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$6 6.4 $31 11.4
For year-to-date 2016, other revenues were $302 million compared to $271 million for the corresponding period in 2015. The increase was primarily due to a $14 million increase related to customer temporary facilities services revenues, a $9 million increase in outdoor lighting revenues, and a $3 million increase in solar application fee revenues. See FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters – Renewables" herein for additional information on Georgia Power's solar renewable energy program.

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FINANCIAL CONDITION AND RESULTS OF OPERATIONS


Fuel and Purchased Power Expenses
  Third Quarter 2016
vs.
Third Quarter 2015
 Year-to-Date 2016
vs.
Year-to-Date 2015
  (change in millions) (% change) (change in millions) (% change)
Fuel $(131) (18.6) $(345) (19.9)
Purchased power – non-affiliates 12
 13.3
 50
 22.0
Purchased power – affiliates (6) (4.1) (19) (4.6)
Total fuel and purchased power expenses $(125)   $(314)  
In the third quarter 2016, total fuel and purchased power expenses were $819 million compared to $944 million in the corresponding period in 2015. The decrease in the third quarter 2016 was due to a net decrease of $189 million in the average cost of fuel and purchased power related to lower coal prices, partially offset by a $64 million increase related to the volume of KWHs generated and purchased as a result of warmer weather as compared to the corresponding period in 2015 resulting in higher customer demand.
For year-to-date 2016, total fuel and purchased power expenses were $2.06 billion compared to $2.37 billion in the corresponding period in 2015. The decrease in year-to-date 2016 was primarily due to a decrease of $326 million in the average cost of fuel and purchased power related to lower coal and natural gas prices and a $20 million decrease related to the volume of KWHs generated, partially offset by a $32 million increase related to the volume of KWHs purchased primarily as a result of warmer weather in the third quarter 2016 as compared to the corresponding period in 2015 resulting in higher customer demand.
Fuel and purchased power energy transactions do not have a significant impact on earnings since these fuel expenses are generally offset by fuel revenues through Georgia Power's fuel cost recovery mechanism. See FUTURE EARNINGS POTENTIAL – "Retail Regulatory MattersFuel Cost Recovery" herein for additional information.
Details of Georgia Power's generation and purchased power were as follows:
 Third Quarter 2016 Third Quarter 2015 Year-to-Date 2016 Year-to-Date 2015
Total generation (in billions of KWHs)
20 19 53 53
Total purchased power (in billions of KWHs)
7 7 19 18
Sources of generation (percent) —
       
Coal44 41 37 38
Nuclear22 22 23 23
Gas34 36 38 37
Hydro 1 2 2
Cost of fuel, generated (in cents per net KWH) 
       
Coal3.16 5.42 3.32 4.65
Nuclear0.85 0.86 0.85 0.76
Gas2.61 2.57 2.27 2.62
Average cost of fuel, generated (in cents per net KWH)
2.47 3.37 2.34 2.98
Average cost of purchased power (in cents per net KWH)(*)
4.57 4.54 4.46 4.50
(*)Average cost of purchased power includes fuel purchased by Georgia Power for tolling agreements where power is generated by the provider.

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FINANCIAL CONDITION AND RESULTS OF OPERATIONS


Fuel
In the third quarter 2016, fuel expense was $575 million compared to $706 million in the corresponding period in 2015. The decrease was primarily due to a 26.7% decrease in the average cost of fuel per KWH generated primarily resulting from lower coal prices, partially offset by a 6.6% increase in the volume of KWHs generated due to warmer weather as compared to the corresponding period in 2015.
For year-to-date 2016, fuel expense was $1.39 billion compared to $1.74 billion in the corresponding period in 2015. The decrease was primarily due to a 21.5% decrease in the average cost of fuel per KWH generated primarily resulting from lower coal and natural gas prices and a 3.0% decrease in the volume of KWHs generated by coal.
Purchased Power – Non-Affiliates
In the third quarter 2016, purchased power expense from non-affiliates was $102 million compared to $90 million in the corresponding period in 2015. The increase was primarily due to an 18.3% increase in the volume of KWHs purchased due to warmer weather as compared to the corresponding period in 2015, partially offset by a 5.6% decrease in the average cost per KWH purchased primarily resulting from lower natural gas prices.
For year-to-date 2016, purchased power expense from non-affiliates was $277 million compared to $227 million in the corresponding period in 2015. The increase was primarily due to a 29.8% increase in the volume of KWHs purchased, partially offset by a 10.4% decrease in the average cost per KWH purchased primarily resulting from lower natural gas prices.
Energy purchases from non-affiliates will vary depending on the market prices of wholesale energy as compared to the cost of the Southern Company system's generation, demand for energy within the Southern Company system's electric service territory, and the availability of the Southern Company system's generation.
Purchased Power – Affiliates
In the third quarter 2016, purchased power expense from affiliates was $142 million compared to $148 million in the corresponding period in 2015. The decrease was the result of a 2.4% decrease in the volume of KWHs purchased as Georgia Power's units generally dispatched at a lower cost than other available Southern Company system resources, partially offset by a 1.8% increase in the average cost per KWH purchased.
For year-to-date 2016, purchased power expense from affiliates was $392 million compared to $411 million in the corresponding period in 2015. The decrease was primarily the result of a 2.7% decrease in the volume of KWHs purchased due to the lower market cost of available energy as compared to Southern Company system resources.
Energy purchases from affiliates will vary depending on demand and the availability and cost of generating resources at each company within the Southern Company system. These purchases are made in accordance with the IIC or other contractual agreements, all as approved by the FERC.
Other Operations and Maintenance Expenses
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$34 7.4 $(12) (0.9)
In the third quarter 2016, other operations and maintenance expenses were $496 million compared to $462 million in the corresponding period in 2015. The increase was primarily due to a $26 million charge in connection with an employee attrition plan associated with cost containment activities, an $11 million increase in scheduled generation outage and maintenance costs, and an $11 million increase in transmission and distribution overhead line maintenance, partially offset by a $9 million decrease in pension costs.
For year-to-date 2016, other operations and maintenance expenses were $1.39 billion compared to $1.41 billion in the corresponding period in 2015. The decrease was primarily due to decreases of $31 million in scheduled generation outage and maintenance costs and $28 million in pension costs, partially offset by a $26 million charge

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FINANCIAL CONDITION AND RESULTS OF OPERATIONS


in connection with an employee attrition plan associated with cost containment activities, an increase of $16 million in transmission and distribution overhead line maintenance, and an increase of $9 million for integrated transmission system billings.
See FUTURE EARNINGS POTENTIAL – "Other Matters" and Note (F) to the Condensed Financial Statements herein for additional information related to the employee attrition plan and pension costs, respectively.
Depreciation and Amortization
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$1 0.5 $6 0.9
For year-to-date 2016, depreciation and amortization was $639 million compared to $633 million in the corresponding period in 2015. The increase was primarily due to a $25 million increase related to additional plant in service and a $9 million increase in other cost of removal, partially offset by a decrease of $14 million related to amortization of nuclear construction financing costs that was completed in December 2015 and a decrease of $13 million related to unit retirements.
Taxes Other Than Income Taxes
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$7 6.5 $9 3.0
In the third quarter 2016, taxes other than income taxes were $114 million compared to $107 million in the corresponding period in 2015. For year-to-date 2016, taxes other than income taxes were $311 million compared to $302 million in the corresponding period in 2015. The increases were primarily due to increases in property taxes of $5 million and $8 million in the third quarter and year-to-date 2016, respectively, as a result of an increase in the assessed value of property.
Interest Expense, Net of Amounts Capitalized
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$8 8.9 $18 6.6
In the third quarter 2016, interest expense, net of amounts capitalized was $98 million compared to $90 million in the corresponding period in 2015. The increase was primarily due to a $7 million increase in interest due to additional long-term borrowings from the FFB and higher interest rates on obligations for pollution control revenue bonds remarketed in 2015.
For year-to-date 2016, interest expense, net of amounts capitalized was $290 million compared to $272 million in the corresponding period in 2015. The increase was primarily due to a $27 million increase in interest due to additional long-term borrowings from the FFB and higher interest rates on obligations for pollution control revenue bonds remarketed in 2015, partially offset by an increase of $5 million in AFUDC debt and a decrease of $4 million in interest due to lower interest rates on obligations for senior notes.

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FINANCIAL CONDITION AND RESULTS OF OPERATIONS


Income Taxes
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$28 8.3 $80 12.2
In the third quarter 2016, income taxes were $365 million compared to $337 million in the corresponding period in 2015. For year-to-date 2016, income taxes were $737 million compared to $657 million in the corresponding period in 2015. The increases were primarily due to higher pre-tax earnings.
FUTURE EARNINGS POTENTIAL
The results of operations discussed above are not necessarily indicative of Georgia Power's future earnings potential. The level of Georgia Power's future earnings depends on numerous factors that affect the opportunities, challenges, and risks of Georgia Power's business of selling electricity. These factors include Georgia Power's ability to maintain a constructive regulatory environment that continues to allow for the timely recovery of prudently-incurred costs during a time of increasing costs and the completion and subsequent operation of ongoing construction projects, primarily Plant Vogtle Units 3 and 4. Future earnings in the near term will depend, in part, upon maintaining and growing sales which are subject to a number of factors. These factors include weather, competition, new energy contracts with other utilities, energy conservation practiced by customers, the use of alternative energy sources by customers, the price of electricity, the price elasticity of demand, and the rate of economic growth or decline in Georgia Power's service territory. Demand for electricity is primarily driven by economic growth. The pace of economic growth and electricity demand may be affected by changes in regional and global economic conditions, which may impact future earnings. For additional information relating to these issues, see RISK FACTORS in Item 1A and MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL of Georgia Power in Item 7 of the Form 10-K.
Environmental Matters
Compliance costs related to federal and state environmental statutes and regulations could affect earnings if such costs cannot continue to be fully recovered in rates on a timely basis. Georgia Power's Environmental Compliance Cost Recovery (ECCR) tariff allows for the recovery of capital and operations and maintenance costs related to environmental controls mandated by state and federal regulations. Environmental compliance spending over the next several years may differ materially from the amounts estimated. The timing, specific requirements, and estimated costs could change as environmental statutes and regulations are adopted or modified, as compliance plans are revised or updated, and as legal challenges to rules are completed. Further, higher costs that are recovered through regulated rates could contribute to reduced demand for electricity, which could negatively affect results of operations, cash flows, and financial condition. See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Environmental Matters" of Georgia Power in Item 7 and Note 3 to the financial statements of Georgia Power under "Environmental Matters" in Item 8 of the Form 10-K for additional information.

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Environmental Statutes and Regulations
Air Quality
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters Environmental Statutes and Regulations Air Quality" of Georgia Power in Item 7 of the Form 10-K for additional information regarding the EPA's final MATS rule, and regional haze regulations.regulations, fine particulate matter National Ambient Air Quality Standards (NAAQS), and the Cross State Air Pollution Rule (CSAPR).
On April 25, 2016, in response to a June 2015 U.S. Supreme Court opinion, the EPA published its supplemental finding regarding consideration of costs in support of the MATS rule. This finding does not impact MATS rule

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compliance requirements, costs, or deadlines, and all Georgia Power units that are subject to the MATS rule have completed the measures necessary to achieve compliance with the MATS rule by the applicable deadlines.
Also on April 25, 2016, the EPA issued proposed revisions to the regional haze regulations. The ultimate impact of the proposed revisions will depend on their ultimate adoption, implementation, and any legal challenges and cannot be determined at this time.
On September 6, 2016, the EPA designated all remaining areas within Georgia Power's service territory as attainment for the 2012 annual fine particulate matter NAAQS.
On October 26, 2016, the EPA published a final rule that updates the CSAPR ozone season nitrogen oxide program, including revising ozone-season emissions budgets in Alabama and certain other states. The State of Georgia's emission budget was not affected by the revisions but interstate emissions trading is restricted unless the state decides to voluntarily adopt a reduced budget. The ultimate impact of this rule will depend on the outcome of any legal challenges and implementation at the state level and cannot be determined at this time.
Coal Combustion Residuals
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters Environmental Statutes and Regulations Coal Combustion Residuals" of Georgia Power in Item 7 of the Form 10-K for additional information regarding the EPA's regulation of CCR.
On June 13, 2016, Georgia Power announced that all of its 29 ash ponds will cease operations and stop receiving coal ash in the next three years, and all ponds will eventually be closed either by removal, consolidation, and/or recycling for the beneficial use of coal ash or through closure in place using advanced engineering methods. On October 26, 2016, the Georgia Department of Natural Resources approved amendments to its state solid waste regulations to incorporate the requirements of the EPA's Disposal of Coal Combustion Residuals from Electric Utilities Rule (CCR Rule) and establish additional requirements for all of Georgia Power's onsite storage units consisting of landfills and surface impoundments. The final State of Georgia regulations are not anticipated to have a material impact on Georgia Power's compliance obligations under the CCR Rule. See Note (A) to the Condensed Financial Statements herein for information regarding Georgia Power's asset retirement obligations (ARO) as of September 30, 2016.
Retail Regulatory Matters
Georgia Power's revenues from regulated retail operations are collected through various rate mechanisms subject to the oversight of the Georgia PSC. Georgia Power currently recovers its costs from the regulated retail business through the 2013 ARP, which includes traditional base tariff rates, Demand-Side Management tariffs, ECCR tariffs, and Municipal Franchise Fee tariffs. In addition, financing costs related to the construction of Plant Vogtle Units 3 and 4 are being collected through the NCCR tariff and fuel costs are collected through separate fuel cost recovery tariffs. See "Fuel Cost Recovery" below"Nuclear Construction" herein and Note 3 to the financial statements of Georgia Power under "Retail Regulatory Matters – Nuclear Construction" in Item 8 of the Form 10-K for additional information regarding the NCCR tariff. Also see "Fuel Cost Recovery" herein for additional information regarding fuel cost recovery and the NCCR tariff, respectively.recovery.
Pursuant to the terms and conditions of a settlement agreement related to Southern Company's proposed acquisition of AGL ResourcesSouthern Company Gas approved by the Georgia PSC on April 14, 2016, Georgia Power's 2013 ARP will continue in effect until December 31, 2019, and Georgia Power will be required to file its next base rate case by July 1, 2019. Furthermore, through December 31, 2019, Georgia Power and Atlanta Gas Light Company (collectively, Utilities) each will retain thetheir respective merger savings, net of transition costs, as defined in the settlement agreement; through December 31, 2022, such net merger savings applicable to each utility will be shared on a 60/40 basis between their respective customers and the Utilities; thereafter, all merger savings will be retained by customers. See Note 3 to the financial statements of Georgia Power under "Retail Regulatory Matters" in Item 8 of the Form 10-K for additional information regarding the 2013 ARP.

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Renewables
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters – Renewables" of Georgia Power in Item 7 of the Form 10-K for information regarding renewable energy projects.
As part of the Georgia Power Advanced Solar Initiative (ASI), four PPAs totaling 149 MWs of solar contracted capacity from Southern Power began in the first quarter 2016. During the second quarter 2016, Georgia Power executed PPAs to purchase an additional 41 MWs of solar capacity under the ASI. Ownership of any associated renewable energy credits (REC) is specified in each respective PPA. The party that owns the RECs retains the right to use them.
On October 4, 2016, two 30-MW solar generating facilities at Fort Gordon and Fort Stewart Army bases began commercial operation. These solar generating facilities were approved by the Georgia PSC in 2014.
Integrated Resource Plan
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters – Integrated Resource Plan" of Georgia Power in Item 7 of the Form 10-K for additional information regarding Georgia Power's triennial Integrated Resource Plan (2016 IRP).
On July 28, 2016, the Georgia PSC voted to approve the 2016 IRP including the decertification and retirement of Plant Mitchell Units 3, 4A, and 4B (217 MWs) and Plant Kraft Unit 1 combustion turbine (17 MWs), as well as the decertification of the Intercession City unit (143 MWs total capacity). On August 2, 2016, the Plant Mitchell and Plant Kraft units were retired. On August 31, 2016, Georgia Power sold its 33% ownership interest in the Intercession City unit to Duke Energy Florida, Inc.
Additionally, the Georgia PSC approved Georgia Power's environmental compliance strategy and related expenditures proposed in the 2016 IRP, including measures taken to comply with existing government-imposed environmental mandates, subject to limits on expenditures for Plant McIntosh Unit 1 and Plant Hammond Units 1 through 4.
The Georgia PSC approved the reclassification of the remaining net book value of Plant Mitchell Unit 3 and costs associated with materials and supplies remaining at the unit retirement date to a regulatory asset. Recovery of the unit's net book value will continue through December 31, 2019, as provided in the 2013 ARP. The timing of the recovery of the remaining balance of the unit's net book value as of December 31, 2019 and costs associated with materials and supplies remaining at the unit retirement date will be deferred for consideration in Georgia Power's base rate case required to be filed by July 1, 2019.
The Georgia PSC also approved the Renewable Energy Development Initiative to procure an additional 1,200 MWs of renewable resources primarily utilizing market-based prices established through a competitive bidding process with expected in-service dates between 2018 and 2021. Additionally, 200 MWs of self-build capacity for use by Georgia Power was approved, as well as consideration for no more than 200 MWs of capacity as part of a renewable commercial and industrial program.
The Georgia PSC also approved recovery of costs up to $99 million through June 30, 2019 to preserve the nuclear option at a future generation site in Stewart County, Georgia. The timing of cost recovery will be determined by the Georgia PSC in a future base rate case. The ultimate outcome of this matter cannot be determined at this time.
Fuel Cost Recovery
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters – Fuel Cost Recovery" of Georgia Power in Item 7 of the Form 10-K for information regarding fuel cost recovery.
Georgia Power has established fuel cost recovery rates approved by the Georgia PSC. On April 14,May 17, 2016, Georgia Power filed a request with the Georgia PSC approved Georgia Power's request to decrease fuel rates by 15% effective June 1, 2016, which is expected to reduce annual billings by approximately $313 million. Georgia Power is currently scheduled to file its next fuel case by February 28, 2017. The ultimate outcome of this matter cannot be determined at this time.will

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reduce annual billings by approximately $313 million. Georgia Power is currently scheduled to file its next fuel case by February 28, 2017.
Storm Damage Recovery
As of September 30, 2016, the balance in Georgia Power's regulatory asset related to storm damage was $94 million. During October 2016, Hurricane Matthew caused significant damage to Georgia Power's transmission and distribution facilities. The total amount of restoration costs related to this hurricane is estimated to be between $130 million and $155 million, which will be charged to capital accounts or to the storm damage reserve. Georgia Power is accruing $30 million annually through December 31, 2019, as provided in the 2013 ARP, to the storm damage reserve to cover the operating and maintenance costs of damages from major storms to its transmission and distribution facilities, which is recoverable through base rates. The rate of recovery of storm damage costs after December 31, 2019 is expected to be adjusted in Georgia Power's base rate case required to be filed by July 1, 2019. As a result of this regulatory treatment, costs related to storms are not expected to have a material impact on Georgia Power's financial statements. See Note 1 to the financial statements of Georgia Power under "Storm Damage Recovery" in Item 8 of the Form 10-K for additional information regarding Georgia Power's storm damage reserve.
Nuclear Construction
See Note 3 to the financial statements of Georgia Power under "Retail Regulatory Matters – Nuclear Construction" in Item 8 of the Form 10-K for additional information regarding the construction of Plant Vogtle Units 3 and 4, Vogtle Construction Monitoring (VCM) reports, the NCCR tariff, the Vogtle Construction Litigation (as defined below), and the Contractor Settlement Agreement (as defined below).
In 2008, Georgia Power, acting for itself and as agent for the Vogtle Owners, entered into an agreement with the Contractor, pursuant to which the Contractor agreed to design, engineer, procure, construct, and test Plant Vogtle Units 3 and 4 (Vogtle 3 and 4 Agreement).
Under the terms of the Vogtle 3 and 4 Agreement, the Vogtle Owners agreed to pay a purchase price that is subject to certain price escalations and adjustments, including fixed escalation amounts and index-based adjustments, as well as adjustments for change orders, and performance bonuses for early completion and unit performance. The Vogtle 3 and 4 Agreement also provides for liquidated damages upon the Contractor's failure to fulfill the schedule and performance guarantees, subject to a cap. In addition, the Vogtle 3 and 4 Agreement provides for limited cost sharing by the Vogtle Owners for Contractor costs under certain conditions (which have not occurred), with maximum additional capital costs under this provision attributable to Georgia Power (based on Georgia Power's ownership interest) of approximately $114 million. Each Vogtle Owner is severally (and not jointly) liable for its proportionate share, based on its ownership interest, of all amounts owed to the Contractor under the Vogtle 3 and 4 Agreement. Georgia Power's proportionate share is 45.7%.
On December 31, 2015, Westinghouse acquired Stone & Webster, Inc. from Chicago Bridge & Iron Company, N.V. (CB&I) and changed the name of Stone & Webster, Inc. to WECTEC Global Project Services Inc. (WECTEC). Certain obligations of Westinghouse and WECTEC under the Vogtle 3 and 4 Agreement were originally guaranteed by Toshiba Corporation (Westinghouse's parent company) and The Shaw Group Inc. (which is now a subsidiary of CB&I), respectively. On March 9, 2016, in connection with Westinghouse's acquisition of WECTEC and pursuant to the settlement agreement described below, the guarantee of The Shaw Group Inc. was terminated. The guarantee of Toshiba Corporation remains in place. In the event of certain credit rating downgrades of any Vogtle Owner, such Vogtle Owner will be required to provide a letter of credit or other credit enhancement. Additionally, as a result of credit rating downgrades of Toshiba Corporation, Westinghouse provided the Vogtle Owners with letters of credit in an aggregate amount of $920 million in accordance with, and subject to adjustment under, the terms of the Vogtle 3 and 4 Agreement.
The Vogtle Owners may terminate the Vogtle 3 and 4 Agreement at any time for their convenience, provided that the Vogtle Owners will be required to pay certain termination costs. The Contractor may terminate the Vogtle 3 and 4

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Agreement under certain circumstances, including certain Vogtle Owner suspension or delays of work, action by a governmental authority to permanently stop work, certain breaches of the Vogtle 3 and 4 Agreement by the Vogtle Owners, Vogtle Owner insolvency, and certain other events.
In 2009, the Georgia PSC voted to certify construction of Plant Vogtle Units 3 and 4. Georgia Power is required to file semi-annual VCM reports with the Georgia PSC by February 28 and August 31 each year. If the projected construction capital costs to be borne by Georgia Power increase by 5% above the certified cost or the projected in-service dates are significantly extended, Georgia Power is required to seek an amendment to the Plant Vogtle Units 3 and 4 certificate from the Georgia PSC. In February 2013, Georgia Power requested an amendment to the certificate to increase the estimated in-service capital cost of Plant Vogtle Units 3 and 4 from $4.4 billion to $4.8 billion and to extend the estimated in-service dates to the fourth quarter 2017 (from April 2016) and the fourth quarter 2018 (from April 2017) for Plant Vogtle Units 3 and 4, respectively. In October 2013, the Georgia PSC approved a stipulation (2013 Stipulation) between Georgia Power and the Georgia PSC Staff (Staff) to waive the requirement to amend the Plant Vogtle Units 3 and 4 certificate until the completion of Plant Vogtle Unit 3 or earlier if deemed appropriate by the Georgia PSC and Georgia Power.
On April 15, 2015, the Georgia PSC issued a procedural order in connection with the twelfth VCM report, which included a requested amendment (Requested Amendment) to the Plant Vogtle Units 3 and 4 certificate to reflect the

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Contractor's revised forecast for completion of Plant Vogtle Units 3 and 4 (second quarter of 2019 and second quarter of 2020, respectively) as well as additional estimated Vogtle Owner's costs, of approximately $10 million per month, including property taxes, oversight costs, compliance costs, and other operational readiness costs to include the estimated Vogtle Owner's costs associated with the proposed 18-month Contractor delay and to increase the estimated total in-service capital cost of Plant Vogtle Units 3 and 4 to $5.0 billion. Pursuant to the Georgia PSC's procedural order, the Georgia PSC deemed the Requested Amendment unnecessary and withdrawn until the completion of construction of Plant Vogtle Unit 3 consistent with the 2013 Stipulation. The Georgia PSC recognized that the certified cost and the 2013 Stipulation do not constitute a cost recovery cap. In accordance with the Georgia Integrated Resource Planning Act, any costs incurred by Georgia Power in excess of the certified amount will be included in rate base, provided Georgia Power shows the costs to be reasonable and prudent. Financing costs up to the certified amount will be collected through the NCCR tariff until the units are placed in service and contemplated in a general base rate case, while financing costs on any construction-related costs in excess of the $4.4 billion certified amount are expected to be recovered through AFUDC.
On December 31, 2015, Westinghouse and the Vogtle Owners entered into a definitive settlement agreement (Contractor Settlement Agreement) to resolve disputes between the Vogtle Owners and the Contractor under the Vogtle 3 and 4 Agreement, including litigation that was pending in the U.S. District Court for the Southern District of Georgia (Vogtle Construction Litigation). Effective December 31, 2015, Georgia Power, acting for itself and as agent for the other Vogtle Owners, and the Contractor entered into an amendment to the Vogtle 3 and 4 Agreement to implement the Contractor Settlement Agreement. The Contractor Settlement Agreement and the related amendment to the Vogtle 3 and 4 Agreement (i) restrict the Contractor's ability to seek further increases in the contract price by clarifying and limiting the circumstances that constitute nuclear regulatory changes in law; (ii) provide for enhanced dispute resolution procedures; (iii) revise the guaranteed substantial completion dates to match the current estimated in-service dates of June 30, 2019 for Unit 3 and June 30, 2020 for Unit 4; (iv) provide that delay liquidated damages will commence from the current estimated nuclear fuel loading date for each unit, which is December 31, 2018 for Unit 3 and December 31, 2019 for Unit 4; and (v) provide that Georgia Power, based on its ownership interest, will pay to the Contractor and capitalize to the project cost approximately $350 million, of which approximately $241$256 million had been paid as of March 31,September 30, 2016. In addition, the Contractor Settlement Agreement provides for the resolution of other open existing items relating to the scope of the project under the Vogtle 3 and 4 Agreement, including cyber security, for which costs were reflected in Georgia Power's previously disclosed in-service cost estimate. Further, as part of the settlement and Westinghouse's acquisition of WECTEC: (i) Westinghouse engaged Fluor Enterprises, Inc., a subsidiary of Fluor Corporation, as a new construction subcontractor; and (ii) the Vogtle Owners, CB&I, and The Shaw Group Inc. entered into mutual releases of any and all claims arising out of events or circumstances in connection with the construction of Plant Vogtle Units 3 and 4 that occurred on or before the date of the Contractor Settlement Agreement. On January 5, 2016, the Vogtle Construction Litigation was dismissed with prejudice.
The Georgia PSC has approved fourteen VCM reports covering the periods through December 31, 2015, including construction capital costs incurred, which through that date totaled $3.3 billion. On January 21, 2016, Georgia Power submitted the Contractor Settlement Agreement and the related amendment to the Vogtle 3 and 4 Agreement

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to the Georgia PSC for its review. In accordance with the Georgia PSC's subsequent order, on April 5, 2016, Georgia Power filed supplemental information in support of the Contractor Settlement Agreement and Georgia Power's position that all construction costs to date have been prudently incurred and that the current estimated in-service capital cost and schedule are reasonable. The
On October 20, 2016, Georgia Power and the Georgia PSC Staff will conductentered into a reviewsettlement agreement (Vogtle Cost Settlement Agreement) resolving the following prudence matters: (i) none of allthe $3.3 billion of costs incurred relatedthrough December 31, 2015 and reflected in the fourteenth VCM report will be disallowed from rate base on the basis of imprudence; (ii) the Contractor Settlement Agreement is reasonable and prudent and none of the amounts paid or to be paid pursuant to the Contractor Settlement Agreement should be disallowed from rate base on the basis of imprudence; (iii) financing costs on verified and approved capital costs will be deemed prudent provided they are incurred prior to December 31, 2019 and December 31, 2020 for Plant Vogtle Units 3 and 4, respectively; and (iv) (a) the in-service capital cost forecast will be adjusted to $5.680 billion (Revised Forecast), which includes a contingency of $240 million above Georgia Power's current forecast of $5.440 billion, (b) capital costs incurred up to the Revised Forecast will be presumed to be reasonable and prudent with the burden of proof on any party challenging such costs, and (c) Georgia Power would have the burden to show that any capital costs above the Revised Forecast are reasonable and prudent. Under the terms of the Vogtle Cost Settlement Agreement, the certified in-service capital cost for purposes of calculating the NCCR tariff will remain at $4.418 billion. Construction capital costs above $4.418 billion will accrue AFUDC through commercial operation. The ROE used to calculate the NCCR tariff will be reduced from 10.95% (the ROE rate setting point authorized by the Georgia PSC in the 2013 ARP) to 10.00% effective January 1, 2016. For purposes of the AFUDC calculation, the ROE on costs between $4.418 billion and $5.440 billion will also be 10.00% and the ROE on any amounts above $5.440 billion would be Georgia Power's average cost of long-term debt. If the Georgia PSC adjusts Georgia Power's ROE rate setting point in a rate case prior to Plant Vogtle Units 3 and 4 being placed into retail rate base, then the scheduleROE for completionpurposes of calculating both the NCCR tariff and AFUDC will likewise be 95 basis points lower than the revised ROE rate setting point. If Plant Vogtle Units 3 and 4 are not commercially operational by December 31, 2020, then (i) the ROE for purposes of calculating the NCCR tariff will be reduced an additional 300 basis points, and may, at the ContractorGeorgia PSC's discretion, be accrued to be used for the benefit of customers, until such time as the units reach commercial operation and (ii) the ROE used to calculate AFUDC will be Georgia Power's average cost of long-term debt.
Under the terms of the Vogtle Cost Settlement Agreement, and the Staff is authorized to engage in related settlement discussions with Georgia Power and any intervenors.
The order provides that the Staff is required to report to the Georgia PSC by October 19, 2016 with respect to the status of its review and any settlement-related negotiations. If a settlement with the Staff is reached with respect to costs of Plant Vogtle Units 3 and 4 the Georgia PSC will then conduct a hearing to consider whether to approve that settlement. If a settlement with the Staffbe placed into retail rate base on December 31, 2020 or upon reaching commercial operation, whichever is not reached, thelater. The Georgia PSC will determine howfor retail ratemaking purposes the process of transitioning Plant Vogtle Units 3 and 4 from a construction project to proceed, including (i) modifyingan operating plant no later than Georgia Power's base rate case required to be filed by July 1, 2019.
The Vogtle Cost Settlement Agreement is subject to approval by the 2013 Stipulation, (ii) directingGeorgia PSC, which is scheduled to vote on this matter on December 20, 2016. Accordingly, the terms of the Vogtle Cost Settlement Agreement are subject to change and the terms of any final agreement approved by the Georgia PSC may differ materially from the terms of the Vogtle Cost Settlement Agreement. If approved, the Vogtle Cost Settlement Agreement is expected to reduce Georgia Power's revenues for the years 2016 through 2020 by a total of approximately $325 million ($115 million reduction in net income).
On August 31, 2016, Georgia Power to filefiled the fifteenth VCM report with the Georgia PSC covering the period from January 1 through June 30, 2016 requesting approval of $141 million of construction capital costs incurred during that period. Georgia Power's CWIP balance for Plant Vogtle Units 3 and 4 was $3.8 billion as of September 30, 2016. Estimated financing costs during the construction period total approximately $2.4 billion, of which $1.2 billion had been incurred through September 30, 2016.
On November 1, 2016, Georgia Power submitted its 2017 NCCR tariff filing requesting that the current NCCR tariff rate remain effective for 2017 if the Georgia PSC approves the Vogtle Cost Settlement Agreement. As required under the current order, Georgia Power concurrently submitted a request for2017 NCCR tariff rate calculated using the current authorized 10.95% ROE, which would result in an amendment to the certificateincrease of approximately $70 million.

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for Plant Vogtle Units 3 and 4, (iii) issuing a scheduling order to address remaining disputed issues, or (iv) taking any other option within its authority.
The Georgia PSC has approved thirteen VCM reports covering the periods through June 30, 2015, including construction capital costs incurred, which through that date totaled $3.1 billion. On February 26, 2016, Georgia Power filed its fourteenth VCM report with the Georgia PSC covering the period from July 1 through December 31, 2015. The fourteenth VCM report does not include a requested amendment to the certified cost of Plant Vogtle Units 3 and 4. Georgia Power is requesting approval of $160 million of construction capital costs incurred during that period. Georgia Power anticipates to incur average financing costs of approximately $27 million per month from January 2016 until Plant Vogtle Units 3 and 4 are placed in service. The updated in-service capital cost forecast is $5.44 billion and includes costs related to the Contractor Settlement Agreement. Estimated financing costs during the construction period total approximately $2.4 billion. Georgia Power's CWIP balance for Plant Vogtle Units 3 and 4 was approximately $3.7 billion as of March 31, 2016.
There have been technical and procedural challenges to the construction and licensing of Plant Vogtle Units 3 and 4, at the federal and state level, and additional challenges may arise as construction proceeds. Processes are in place that are designed to assure compliance with the requirements specified in the Westinghouse Design Control Document and the combined construction and operating licenses, including inspections by Southern Nuclear and the NRC that occur throughout construction. As a result of such compliance processes, certain license amendment requests have been filed and approved or are pending before the NRC. Various design and other licensing-based compliance issuesmatters, including the timely resolution of Inspections, Tests, Analyses, and Acceptance Criteria and the related approvals by the NRC, may arise as construction proceeds, which may result in additional license amendments or require other resolution. If any license amendment requests or other licensing-based compliance issues are not resolved in a timely manner, there may be delays in the project schedule that could result in increased costs either to the Vogtle Owners or the Contractor or to both.
As construction continues, the risk remains that challenges with Contractor performance including labor productivity, fabrication, delivery, assembly, delivery, and installation of the shield buildingplant systems, structures, and structural modules, delays in the receipt of the remaining permits necessary for the operation of Plant Vogtle Units 3 and 4,components, or other issues could arise and may further impact project schedule and cost. Contractor performance and progress in recent months, primarily associated with Unit 3, has resulted in additional current schedule pressure of approximately three to four months and has increased the likelihood of further schedule impacts to that unit. Georgia Power expects the Contractor to employ mitigation efforts to maintain the current project schedule and believes the Contractor is responsible for any related costs under the Vogtle 3 and 4 Agreement. Should Unit 3 be placed in service after June 2019, Georgia Power estimates its financing costs to be approximately $22 million per month. Additionally, Georgia Power estimates its owner's costs to be approximately $2 million per month, net of delay liquidated damages and certain incentive payments that would no longer be required to be paid per the Contractor Settlement Agreement. The Contractor's progress on Unit 4 indicates that the current estimated in-service date of June 2020 remains achievable. In addition, the IRS has allocated production tax credits to each of Plant Vogtle Units 3 and 4, which require the applicable unit to be placed in service before 2021.
Future claims by the Contractor or Georgia Power (on behalf of the Vogtle Owners) could arise throughout construction. These claims may be resolved through formal and informal dispute resolution procedures under the Vogtle 3 and 4 Agreement and, under the enhanced dispute resolution procedures, may be resolved through litigation after the completion of nuclear fuel load for both units.
See RISK FACTORS of Georgia Power in Item 1A of the Form 10-K for a discussion of certain risks associated with the licensing, construction, and operation of nuclear generating units, including potential impacts that could result from a major incident at a nuclear facility anywhere in the world.
The ultimate outcome of these matters cannot be determined at this time.
Other Matters
Georgia Power is involved in various other matters being litigated and regulatory matters that could affect future earnings. In addition, Georgia Power is subject to certain claims and legal actions arising in the ordinary course of business. Georgia Power's business activities are subject to extensive governmental regulation related to public health and the environment, such as regulation of air emissions and water discharges. Litigation over environmental issues and claims of various types, including property damage, personal injury, common law nuisance, and citizen enforcement of environmental requirements, such as air quality and water standards, has occurred throughout the U.S. This litigation has included claims for damages alleged to have been caused by CO2 and other emissions, CCR, and alleged exposure to hazardous materials, and/or requests for injunctive relief in connection with such matters.
TheultimateoutcomeofsuchpendingorpotentiallitigationagainstGeorgia Powercannotbepredictedatthistime;however,forcurrentproceedingsnotspecificallyreportedinNote(B)totheCondensedFinancialStatementsherein

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or in Note 3 to the financial statements of Georgia PowerinItem8ofthe Form 10-K,management does not anticipate that the ultimate liabilities, if any, arising from such current proceedings would have a material effect on Georgia Power's financial statements. See Note (B) to the Condensed Financial Statements herein for a discussion

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of various other contingencies, regulatory matters, and other matters being litigated which may affect future earnings potential.
Georgia Power regularly evaluates its operations and costs. Primarily in response to changing customer expectations and payment patterns, including electronic payments and alternative payment locations, and on-going efforts to increase overall operating efficiencies, Georgia Power initiated cost containment activities throughout the enterprise in July 2016, including the announced closure of 104 local offices and an employee attrition plan affecting approximately 300 positions. Charges associated with the cost containment activities are not expected to have a material impact on Georgia Power's results of operations, financial position, or cash flows. The cost containment activities are expected to reduce operating costs in 2017.
ACCOUNTING POLICIES
Application of Critical Accounting Policies and Estimates
Georgia Power prepares its financial statements in accordance with GAAP. Significant accounting policies are described in Note 1 to the financial statements of Georgia Power in Item 8 of the Form 10-K. In the application of these policies, certain estimates are made that may have a material impact on Georgia Power's results of operations and related disclosures. Different assumptions and measurements could produce estimates that are significantly different from those recorded in the financial statements. See MANAGEMENT'S DISCUSSION AND ANALYSIS – ACCOUNTING POLICIES – "Application of Critical Accounting Policies and Estimates" of Georgia Power in Item 7 of the Form 10-K for a complete discussion of Georgia Power's critical accounting policies and estimates related to Electric Utility Regulation, Asset Retirement Obligations, Pension and Other Postretirement Benefits, and Contingent Obligations.
Recently Issued Accounting Standards
On February 25, 2016, the FASB issued ASU No. 2016-02, Leases (Topic 842) (ASU 2016-02). ASU 2016-02 requires lessees to recognize on the balance sheet a lease liability and a right-of-use asset for all leases. ASU 2016-02 also changes the recognition, measurement, and presentation of expense associated with leases and provides clarification regarding the identification of certain components of contracts that would represent a lease. The accounting required by lessors is relatively unchanged. ASU 2016-02 is effective for fiscal years beginning after December 15, 2018, with early adoption permitted. Georgia Power is currently evaluating the new standard and has not yet determined its ultimate impact; however, adoption of ASU 2016-02 is expected to have a significant impact on Georgia Power's balance sheet.
On March 30, 2016, the FASB issued ASU No. 2016-09, Compensation-Stock Compensation (Topic 718): Improvements to Employee Share-Based Payment Accounting (ASU 2016-09). ASU 2016-09 changes the accounting for income taxes and the cash flow presentation for share-based payment award transactions. Most significantly, entities are required to recognize all excess tax benefits and deficiencies related to the exercise or vesting of stock compensation as income tax expense or benefit in the income statement. Georgia Power currently recognizes any excess tax benefits and deficiencies related to the exercise and vesting of stock compensation inas additional paid-in capital. ASU 2016-09 is effective for fiscal years beginning after December 15, 2016, with early2016. Early adoption permitted.is permitted and Georgia Power intends to adopt the ASU in the fourth quarter 2016. The adoption is currently evaluatingnot expected to have a material impact on the new standard and has not yet determined its ultimate impact.results of operations, financial position, or cash flows of Georgia Power.
FINANCIAL CONDITION AND LIQUIDITY
Overview
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Overview" of Georgia Power in Item 7 of the Form 10-K for additional information. Georgia Power's financial condition remained stable at March 31,September 30, 2016. Georgia Power intends to continue to monitor its access to short-term and long-term capital markets as well as bank credit agreements to meet future capital and liquidity needs. See "Capital Requirements and Contractual Obligations," "Sources of Capital," and "Financing Activities" herein for additional information.
Net cash provided from operating activities totaled $563 million for the first three months of 2016 compared to $363 million for the corresponding period in 2015. The increase was primarily due to the timing of vendor payments. Net cash used for investing activities totaled $689 million for the first three months of 2016 compared to

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$405 million"Capital Requirements and Contractual Obligations," "Sources of Capital," and "Financing Activities" herein for additional information.
Net cash provided from operating activities totaled $2.26 billion for the first nine months of 2016 compared to $2.16 billion for the corresponding period in 2015. The increase was primarily due to the timing of vendor payments. Net cash used for investing activities totaled $1.76 billion for the first nine months of 2016 compared to $1.39 billion for the corresponding period in 2015 primarily related to installation of equipment to comply with environmental standards and construction of generation, transmission, and distribution facilities. Net cash provided fromused for financing activities totaled $119$522 million for the first threenine months of 2016 compared to $431$711 million in the corresponding period in 2015. The decrease in cash provided fromused for financing activities is primarily due to a maturity of senior notes and a reduction in short-term debt, partially offset by senior note issuances and an increase inhigher capital contributions received from Southern Company. Fluctuations in cash flowCompany and senior note issuances, partially offset by higher common stock dividends and lower borrowings from the FFB for construction of Plant Vogtle Units 3 and 4. Cash flows from financing activities vary from period to period based on capital needs and the maturity or redemption of securities.
Significant balance sheet changes for the first threenine months of 2016 include an increase in long-term debt of $398 million primarily related to issuances of senior notes, an increase of $374 million in property, plant, and equipment of $1.1 billion to comply with environmental standards and construction of generation, transmission, and distribution facilities and an increaseincreases in current and deferred ARO liabilities of $229$638 million and other regulatory assets, deferred of $378 million primarily related to changes in paid-in capital primarily due to capital contributions received from Southern Company.ash pond closure strategy. See FUTURE EARNINGS POTENTIAL – "Environmental MattersEnvironmental Statutes and RegulationsCoal Combustion Residuals" herein for additional information regarding changes in ash pond closure strategy.
Capital Requirements and Contractual Obligations
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Capital Requirements and Contractual Obligations" of Georgia Power in Item 7 of the Form 10-K for a description of Georgia Power's capital requirements for its construction program, including estimated capital expenditures for Plant Vogtle Units 3 and 4 and to comply with existing environmental statutes and regulations, scheduled maturities of long-term debt, as well as related interest, derivative obligations, preferred and preference stock dividends, leases, purchase commitments, and trust funding requirements. Approximately $458 million will be required through March 31,September 30, 2017 to fund maturities of long-term debt. See "Sources"Sources of Capital"Capital" herein for additional information.
Georgia Power's construction program is currently estimated to total $2.6 billion for 2017, $2.7 billion for 2018, $2.3 billion for 2019, $2.2 billion for 2020, and $1.8 billion for 2021. These amounts include expenditures of approximately $0.6 billion for 2017, $0.7 billion for 2018, $0.4 billion for 2019, and $0.1 billion for 2020 to continue and complete construction of Plant Vogtle Units 3 and 4. These estimated expenditures do not include potential compliance costs that may arise from the EPA's final rules and guidelines or subsequently approved state plans that would limit CO2 emissions from existing, new, modified, or reconstructed fossil-fuel-fired electric generating units.
The construction program is subject to periodic review and revision, and actual construction costs may vary from these estimates because of numerous factors. These factors include: changes in business conditions; changes in load projections; changes in environmental statutes and regulations; the outcome of any legal challenges to the environmental rules; changes in generating plants, including unit retirements and replacements and adding or changing fuel sources at existing units, to meet regulatory requirements; changes in FERC rules and regulations; Georgia PSC approvals; changes in the expected environmental compliance program; changes in legislation; the cost and efficiency of construction labor, equipment, and materials; project scope and design changes; storm impacts; and the cost of capital. In addition, there can be no assurance that costs related to capital expenditures will be fully recovered. See Note 3 to the financial statements of Georgia Power under "Retail Regulatory Matters – Nuclear Construction" in Item 8 of the Form 10-K and Note (B) to the Condensed Financial Statements under "Retail"Retail Regulatory MattersGeorgia PowerNuclear Construction"Construction" herein for information regarding additional factors that may impact construction expenditures.

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Sources of Capital
Except as described below with respect to the DOE loan guarantees, Georgia Power plans to obtain the funds required for construction and other purposes from sources similar to those used in the past, which were primarily from operating cash flows, short-term debt, external security issuances, term loans, and equity contributions from Southern Company. However, the amount, type, and timing of any future financings, if needed, will depend upon regulatory approval, prevailing market conditions, and other factors. See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Sources of Capital" of Georgia Power in Item 7 of the Form 10-K for additional information.
In addition, Georgia Power may make borrowings through a loan guarantee agreement (Loan Guarantee Agreement) between Georgia Power and the DOE, the proceeds of which may be used to reimburse Georgia Power for Eligible Project Costs incurred in connection with its construction of Plant Vogtle Units 3 and 4. Under the Loan Guarantee Agreement, the DOE agreed to guarantee borrowings of up to $3.46 billion (not to exceed 70% of Eligible Project Costs) to be made by Georgia Power under a multi-advance credit facility (FFB Credit Facility) among Georgia Power, the DOE, and the FFB. Eligible Project Costs incurred through March 31,September 30, 2016 would allow for borrowings

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of up to $2.5$2.6 billion under the FFB Credit Facility, of which Georgia Power has borrowed $2.2$2.5 billion. See Note 6 to the financial statements of Georgia Power under "DOE Loan Guarantee Borrowings" in Item 8 of the Form 10-K for additional information regarding the Loan Guarantee Agreement and Note (B) to the Condensed Financial Statements under "Retail"Retail Regulatory MattersGeorgia PowerNuclear Construction"Construction" herein for additional information regarding Plant Vogtle Units 3 and 4.
As of March 31,September 30, 2016, Georgia Power's current liabilities exceeded current assets by $262$656 million primarily due to scheduled maturities of long-term debt due within one year.debt. Georgia Power intends to utilize operating cash flows, as well as FFB borrowings, commercial paper, lines of credit, bank notes, and external securities issuances, as market conditions permit, and equity contributions from Southern Company to fund its short-term capital needs. Georgia Power has substantial cash flow from operating activities and access to the capital markets and financial institutions to meet liquidity needs.
At March 31,September 30, 2016, Georgia Power had approximately $60$47 million of cash and cash equivalents. Georgia Power's committed credit arrangement with banks at March 31,September 30, 2016 was $1.75 billion of which $1.73 billion was unused. This credit arrangement expires in 2020.
This bank credit arrangement contains a covenant that limits debt levels and contains a cross acceleration provision to other indebtedness (including guarantee obligations) of Georgia Power. Such cross acceleration provision to other indebtedness would trigger an event of default if Georgia Power defaulted on indebtedness, the payment of which was then accelerated. Georgia Power is currently in compliance with this covenant. This bank credit arrangement does not contain a material adverse change clause at the time of borrowing.
Subject to applicable market conditions, Georgia Power expects to renew or replace this credit arrangement, as needed, prior to expiration. In connection therewith, Georgia Power may extend the maturity date and/or increase or decrease the lending commitments thereunder.
See Note 6 to the financial statements of Georgia Power under "Bank Credit Arrangements" in Item 8 of the Form 10-K and Note (E) to the Condensed Financial Statements under "Bank"Bank Credit Arrangements"Arrangements" herein for additional information.
A portion of the unused credit with banks is allocated to provide liquidity support to Georgia Power's pollution control revenue bonds and commercial paper program. The amount of variable rate pollution control revenue bonds outstanding requiring liquidity support as of March 31,September 30, 2016 was approximately $868 million. In addition, at March 31,September 30, 2016, Georgia Power had $69$250 million of fixed rate pollution control revenue bonds outstanding that were required to be reoffered within the next 12 months.
Georgia Power may also meet short-term cash needs through a Southern Company subsidiary organized to issue and sell commercial paper at the request and for the benefit of Georgia Power and the other traditional electric operating

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companies. Proceeds from such issuances for the benefit of Georgia Power are loaned directly to Georgia Power. The obligations of each company under these arrangements are several and there is no cross-affiliate credit support.
Details of short-term borrowings were as follows:
  
Short-term Debt During the Period(*)
  
Average
Amount
Outstanding
 
Weighted
Average
Interest Rate
 
Maximum
Amount
Outstanding
  (in millions)   (in millions)
Commercial paper $29
 0.7% $158
  
Short-term Debt at
September 30, 2016
 
Short-term Debt During the Period (*)
  

Amount
Outstanding
 
Weighted
Average
Interest
Rate
 Average Amount Outstanding Weighted Average Interest Rate 
Maximum
Amount
Outstanding
  (in millions)   (in millions)   (in millions)
Commercial paper $95
 0.8% $59
 0.8% $197
(*)Average and maximum amounts are based upon daily balances during the three-month period ended March 31, 2016. No short-term debt was outstanding at March 31,September 30, 2016.
Georgia Power believes the need for working capital can be adequately met by utilizing commercial paper programs, lines of credit, short-term bank notes, and operating cash flows.

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Credit Rating Risk
Georgia Power does not have any credit arrangements that would require material changes in payment schedules or terminations as a result of a credit rating downgrade.
There are certain contracts that could require collateral, but not accelerated payment, in the event of a credit rating change to BBB- and/or Baa3 or below. These contracts are for physical electricity purchases and sales, fuel purchases, fuel transportation and storage, energy price risk management, transmission, and construction of new generation at Plant Vogtle Units 3 and 4.
The maximum potential collateral requirements under these contracts at March 31,September 30, 2016 were as follows:
Credit RatingsMaximum Potential
Collateral
Requirements
Maximum Potential
Collateral
Requirements
(in millions)(in millions)
At BBB- and/or Baa3$93
$93
Below BBB- and/or Baa3$1,247
$1,222
Included in these amounts are certain agreements that could require collateral in the event that one or more Southern Company system power pool participants has a credit rating change to below investment grade. Generally, collateral may be provided by a Southern Company guaranty, letter of credit, or cash. Additionally, a credit rating downgrade could impact the ability of Georgia Power to access capital markets and would be likely to impact the cost at which it does so.
Financing Activities
In January 2016, $4.085 million aggregate principal amount of Savannah Economic Development Authority Pollution Control Revenue Bonds (Savannah Electric and Power Company Project), First Series 1993 matured.
In March 2016, Georgia Power issued $325 million aggregate principal amount of Series 2016A 3.25% Senior Notes due April 1, 2026 and $325 million aggregate principal amount of Series 2016B 2.40% Senior Notes due April 1, 2021. An amount equal to the proceeds from the Series 2016A 3.25% Senior Notes due April 1, 2026 will be allocated to eligible green expenditures, including financing of or investments in solar power generationgenerating facilities or electric vehicle charging infrastructure, or payments under PPAs served by solar power or wind generationgenerating facilities. The proceeds from the Series 2016B 2.40% Senior Notes due April 1, 2021 were used to repay at maturity $250 million aggregate principal amount of Georgia Power's Series 2013B Floating Rate Senior Notes due March 15, 2016, to

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repay a portion of Georgia Power's short-term indebtedness, and for general corporate purposes, including Georgia Power's continuous construction program.
In April 2016, Georgia Power's $250 million aggregate principal amount of Series 2011B 3.00% Senior Notes matured.
In June 2016, Georgia Power made additional borrowings under the FFB Credit Facility in an aggregate principal amount of $300 million at a 2.571% interest rate through the final maturity date of February 20, 2044. The proceeds were used to reimburse Georgia Power for Eligible Project Costs relating to the construction of Plant Vogtle Units 3 and 4.
In August 2016, Georgia Power's $200 million aggregate principal amount of Series 2013C Floating Rate Senior Notes matured.
In addition to any financings that may be necessary to meet capital requirements and contractual obligations, Georgia Power plans to continue, when economically feasible, a program to retire higher-cost securities and replace these obligations with lower-cost capital if market conditions permit.

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GULFAllowance for Equity Funds Used During Construction
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$(7) (50.0) $(20) (46.5)
In the third quarter 2016, AFUDC equity was $7 million compared to $14 million for the corresponding period in 2015. For year-to-date 2016, AFUDC equity was $23 million compared to $43 million for the corresponding period in 2015. These decreases were primarily associated with environmental compliance and steam generation capital projects being placed in service in 2016.
Interest Expense, Net of Amounts Capitalized
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$6 8.5 $19 9.3
In the third quarter 2016, interest expense, net of amounts capitalized was $77 million compared to $71 million for the corresponding period in 2015. The increase was primarily due to an increase in debt outstanding and a reduction in amounts capitalized.
For year-to-date 2016, interest expense, net of amounts capitalized was $224 million compared to $205 million for the corresponding period in 2015. The increase was primarily due to an increase in debt outstanding and a reduction in amounts capitalized. See "Allowance for Equity Funds Used During Construction" herein, FUTURE EARNINGS POTENTIAL – "Financing Activities – Financial Condition and Liquidity" herein, and Note 6 to the financial statements of Alabama Power under "Senior Notes" in Item 8 of the Form 10-K for additional information.
Other Income (Expense), Net
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$2 28.6 $8 33.3
For year-to-date 2016, other income (expense), net was $(16) million compared to $(24) million for the corresponding period in 2015. The change was primarily due to a decrease in donations, partially offset by a decrease in sales of non-utility property in 2016.
Income Taxes
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$29 15.1 $39 9.1
In the third quarter 2016, income taxes were $221 million compared to $192 million for the corresponding period in 2015. The increase was primarily due to higher pre-tax earnings in 2016.
For year-to-date 2016, income taxes were $466 million compared to $427 million for the corresponding period in 2015. The increase was primarily due to higher pre-tax earnings and state tax credits taken in 2015.

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Dividends on Preferred and Preference Stock
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$—  $(8) (38.1)
For year-to-date 2016, dividends on preferred and preference stock were $13 million compared to $21 million for the corresponding period in 2015. This decrease was primarily due to the redemption in May 2015 of certain series of preferred and preference stock. See Note 6 to the financial statements of Alabama Power under "Redeemable Preferred and Preference Stock" in Item 8 of the Form 10-K for additional information.
FUTURE EARNINGS POTENTIAL
The results of operations discussed above are not necessarily indicative of Alabama Power's future earnings potential. The level of Alabama Power's future earnings depends on numerous factors that affect the opportunities, challenges, and risks of Alabama Power's primary business of selling electricity. These factors include Alabama Power's ability to maintain a constructive regulatory environment that continues to allow for the timely recovery of prudently-incurred costs during a time of increasing costs. Future earnings in the near term will depend, in part, upon maintaining and growing sales which are subject to a number of factors. These factors include weather, competition, new energy contracts with other utilities, energy conservation practiced by customers, the use of alternative energy sources by customers, the price of electricity, the price elasticity of demand, and the rate of economic growth or decline in Alabama Power's service territory. Demand for electricity is primarily driven by economic growth. The pace of economic growth and electricity demand may be affected by changes in regional and global economic conditions, which may impact future earnings. For additional information relating to these issues, see RISK FACTORS in Item 1A and MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL of Alabama Power in Item 7 of the Form 10-K.
Environmental Matters
Compliance costs related to federal and state environmental statutes and regulations could affect earnings if such costs cannot continue to be fully recovered in rates on a timely basis. Environmental compliance spending over the next several years may differ materially from the amounts estimated. The timing, specific requirements, and estimated costs could change as environmental statutes and regulations are adopted or modified, as compliance plans are revised or updated, and as legal challenges to rules are completed. Environmental compliance costs are recovered through Rate CNP Compliance. See Note 3 to the financial statements of Alabama Power under "Retail Regulatory Matters – Rate CNP" in Item 8 of the Form 10-K for additional information. Further, higher costs that are recovered through regulated rates could contribute to reduced demand for electricity, which could negatively affect results of operations, cash flows, and financial condition. See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Environmental Matters" of Alabama Power in Item 7 and Note 3 to the financial statements of Alabama Power under "Environmental Matters" in Item 8 of the Form 10-K for additional information.
Environmental Statutes and Regulations
Air Quality
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters Environmental Statutes and Regulations Air Quality" of Alabama Power in Item 7 of the Form 10-K for additional information regarding the EPA's final MATS rule, regional haze regulations, and the Cross State Air Pollution Rule (CSAPR).
On April 25, 2016, in response to a June 2015 U.S. Supreme Court opinion, the EPA published its supplemental finding regarding consideration of costs in support of the MATS rule. This finding does not impact MATS rule

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compliance requirements, costs, or deadlines, and all Alabama Power units that are subject to the MATS rule completed the measures necessary to achieve compliance with the MATS rule by the applicable deadlines.
Also on April 25, 2016, the EPA issued proposed revisions to the regional haze regulations. The ultimate impact of the proposed revisions will depend on their ultimate adoption, implementation, and any legal challenges and cannot be determined at this time.
On October 26, 2016, the EPA published a final rule that updates the CSAPR ozone season nitrogen oxide program, including revising ozone-season emissions budgets in Alabama. The ultimate impact of this rule will depend on the outcome of any legal challenges and implementation at the state level and cannot be determined at this time.
FERC Matters
See BUSINESS – "Regulation – Federal Power Act" in Item 1 of the Form 10-K for a discussion of Alabama Power's hydroelectric developments on the Coosa River. On April 21, 2016, the FERC issued an order granting in part and denying in part Alabama Power's rehearing request of the new license for Alabama Power's seven hydroelectric developments on the Coosa River. The order also denied rehearing requests filed by Alabama Rivers Alliance, American Rivers, the Georgia Environmental Protection Division, and the Atlanta Regional Commission. On May 17, 2016, Alabama Rivers Alliance and American Rivers filed an additional rehearing request and also filed a petition for review by the U.S. Court of Appeals for the District of Columbia Circuit. On September 12, 2016, the FERC issued an order denying the second rehearing request, and Alabama Rivers Alliance and American Rivers filed an appeal of the April 21, 2016 order to the U.S. Court of Appeals for the District of Columbia Circuit. The ultimate outcome of this matter cannot be determined at this time.
Retail Regulatory Matters
Alabama Power's revenues from regulated retail operations are collected through various rate mechanisms subject to the oversight of the Alabama PSC. Alabama Power currently recovers its costs from the regulated retail business primarily through its Rate RSE, Rate CNP Compliance, rate energy cost recovery, and rate natural disaster reserve. In addition, the Alabama PSC issues accounting orders to address current events impacting Alabama Power. See Notes 1 and 3 to the financial statements of Alabama Power under "Nuclear Outage Accounting Order" and "Retail Regulatory Matters," respectively, in Item 8 of the Form 10-K for additional information regarding Alabama Power's rate mechanisms and accounting orders. The recovery balance of each regulatory clause for Alabama Power is reported in Note (B) to the Condensed Financial Statements herein.
Environmental Accounting Order
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters – Environmental Accounting Order" of Alabama Power in Item 7 of the Form 10-K for information regarding the environmental accounting order.
In April 2016, as part of its environmental compliance strategy, Alabama Power ceased using coal at Plant Greene County Units 1 and 2 (300 MWs representing Alabama Power's ownership interest) and began operating Units 1 and 2 solely on natural gas in June 2016 and July 2016, respectively.
Renewables
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters – Renewables" of Alabama Power in Item 7 of the Form 10-K for information regarding renewable energy projects.
In accordance with the Alabama PSC order approving up to 500 MWs of renewable projects, Alabama Power has entered into agreements to purchase power from or to build renewable generation sources, including a 72-MW solar PPA approved by the Alabama PSC in June 2016. Alabama Power is marketing the associated renewable energy credits (REC) generated by this solar PPA to customers interested in supporting renewable energy development. The

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terms of the renewable agreements permit Alabama Power to use the energy and retire the associated RECs in service of its customers or to sell RECs, separately or bundled with energy.
Other Matters
Alabama Power is involved in various other matters being litigated and regulatory matters that could affect future earnings. In addition, Alabama Power is subject to certain claims and legal actions arising in the ordinary course of business. Alabama Power's business activities are subject to extensive governmental regulation related to public health and the environment, such as regulation of air emissions and water discharges. Litigation over environmental issues and claims of various types, including property damage, personal injury, common law nuisance, and citizen enforcement of environmental requirements, such as air quality and water standards, has occurred throughout the U.S. This litigation has included claims for damages alleged to have been caused by CO2 and other emissions, CCR, and alleged exposure to hazardous materials, and/or requests for injunctive relief in connection with such matters.
TheultimateoutcomeofsuchpendingorpotentiallitigationagainstAlabama Powercannotbepredictedatthistime;however,forcurrentproceedingsnotspecificallyreportedinNote(B)totheCondensedFinancialStatementshereinorinNote3tothefinancialstatementsofAlabama PowerinItem8ofthe Form 10-K,management does not anticipate that the ultimate liabilities, if any, arising from such current proceedings would have a material effect on Alabama Power's financial statements. See Note (B) to the Condensed Financial Statements herein for a discussion of various other contingencies, regulatory matters, and other matters being litigated which may affect future earnings potential.
ACCOUNTING POLICIES
Application of Critical Accounting Policies and Estimates
Alabama Power prepares its financial statements in accordance with GAAP. Significant accounting policies are described in Note 1 to the financial statements of Alabama Power in Item 8 of the Form 10-K. In the application of these policies, certain estimates are made that may have a material impact on Alabama Power's results of operations and related disclosures. Different assumptions and measurements could produce estimates that are significantly different from those recorded in the financial statements. See MANAGEMENT'S DISCUSSION AND ANALYSIS – ACCOUNTING POLICIES – "Application of Critical Accounting Policies and Estimates" of Alabama Power in Item 7 of the Form 10-K for a complete discussion of Alabama Power's critical accounting policies and estimates related to Electric Utility Regulation, Asset Retirement Obligations, Pension and Other Postretirement Benefits, and Contingent Obligations.
Recently Issued Accounting Standards
On February 25, 2016, the FASB issued ASU No. 2016-02, Leases(Topic 842) (ASU 2016-02). ASU 2016-02 requires lessees to recognize on the balance sheet a lease liability and a right-of-use asset for all leases. ASU 2016-02 also changes the recognition, measurement, and presentation of expense associated with leases and provides clarification regarding the identification of certain components of contracts that would represent a lease. The accounting required by lessors is relatively unchanged. ASU 2016-02 is effective for fiscal years beginning after December 15, 2018, with early adoption permitted. Alabama Power is currently evaluating the new standard and has not yet determined its ultimate impact; however, adoption of ASU 2016-02 is expected to have a significant impact on Alabama Power's balance sheet.
On March 30, 2016, the FASB issued ASU No. 2016-09, Compensation-Stock Compensation(Topic 718): Improvements to Employee Share-Based Payment Accounting (ASU 2016-09). ASU 2016-09 changes the accounting for income taxes and the cash flow presentation for share-based payment award transactions. Most significantly, entities are required to recognize all excess tax benefits and deficiencies related to the exercise or vesting of stock compensation as income tax expense or benefit in the income statement. Alabama Power currently recognizes any excess tax benefits and deficiencies related to the exercise and vesting of stock compensation as additional paid-in capital. ASU 2016-09 is effective for fiscal years beginning after December 15, 2016. Early

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adoption is permitted and Alabama Power intends to adopt the ASU in the fourth quarter 2016. The adoption is not expected to have a material impact on the results of operations, financial position, or cash flows of Alabama Power.
FINANCIAL CONDITION AND LIQUIDITY
Overview
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Overview" of Alabama Power in Item 7 of the Form 10-K for additional information. Alabama Power's financial condition remained stable at September 30, 2016. Alabama Power intends to continue to monitor its access to short-term and long-term capital markets as well as its bank credit arrangements to meet future capital and liquidity needs. See "Capital Requirements and Contractual Obligations," "Sources of Capital," and "Financing Activities" herein for additional information.
Net cash provided from operating activities totaled $1.5 billion for the first nine months of 2016, a decrease of $44 million as compared to the first nine months of 2015. The decrease in net cash provided from operating activities was primarily due to lower fuel cost recovery revenues during 2016, partially offset by lower income tax payments and the receipt of income tax refunds as a result of bonus depreciation. Net cash used for investing activities totaled $1.1 billion for the first nine months of 2016 primarily due to gross property additions related to environmental, distribution, steam generation, and transmission. Net cash used for financing activities totaled $91 million for the first nine months of 2016 primarily due to common stock dividend payments and a redemption of long-term debt, partially offset by issuances of long-term debt and additional capital contributions from Southern Company. Cash flows from financing activities vary from period to period based on capital needs and the maturity or redemption of securities.
Significant balance sheet changes for the first nine months of 2016 include increases of $422 million in property, plant, and equipment, primarily due to additions to environmental, distribution, nuclear generation, and transmission, $362 million in cash and cash equivalents, $266 million in additional paid-in capital due to capital contributions from Southern Company, $264 million in accumulated deferred income taxes related to bonus depreciation, and $205 million in long-term debt primarily due to the issuance of additional senior notes. Other significant changes include decreases of $239 million in other regulatory liabilities, current, primarily due to the timing of fuel cost recovery and $177 million in other accounts payable primarily due to the timing of vendor payments.
See Note 3 to the financial statements of Alabama Power under "Retail Regulatory Matters" in Item 8 of the Form 10-K for additional information regarding Alabama Power's rate mechanisms.
Capital Requirements and Contractual Obligations
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Capital Requirements and Contractual Obligations" of Alabama Power in Item 7 of the Form 10-K for a description of Alabama Power's capital requirements for its construction program, including estimated capital expenditures to comply with existing environmental statutes and regulations, scheduled maturities of long-term debt, as well as the related interest, derivative obligations, preferred and preference stock dividends, leases, purchase commitments, and trust funding requirements. Approximately $236 million will be required through September 30, 2017 to fund maturities of long-term debt.
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Environmental Matters – Environmental Statutes and Regulations – General" and " – Global Climate Issues" of Alabama Power in Item 7 of the Form 10-K for additional information on Alabama Power's environmental compliance strategy.
Alabama Power's approved construction program is currently estimated to total $1.9 billion for 2017, $1.6 billion for 2018, $1.2 billion for 2019, $1.3 billion for 2020, and $1.2 billion for 2021. The construction program includes capital expenditures related to contractual purchase commitments for nuclear fuel and capital expenditures covered under long-term service agreements. Estimated capital expenditures to comply with environmental statutes and

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ALABAMA POWER COMPANY
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS



regulations included in these amounts are $0.5 billion for 2017, $0.3 billion for 2018, $0.1 billion for 2019, $0.1 billion for 2020, and $0.2 billion for 2021. These estimated expenditures include anticipated costs for compliance with the Disposal of Coal Combustion Residuals from Electric Utilities final rule (CCR Rule) and the EPA's final effluent guidelines rule. These estimated expenditures do not include potential compliance costs that may arise from the EPA's final rules and guidelines or subsequently approved state plans that would limit CO2 emissions from existing, new, modified, or reconstructed fossil-fuel-fired electric generating units.
Alabama Power also anticipates costs associated with closure in place and ground water monitoring of ash ponds in accordance with the CCR Rule, which are not reflected in the capital expenditures above as these costs are associated with Alabama Power's asset retirement obligation liabilities. These costs, which will change as Alabama Power continues to refine its assumptions underlying the cost estimates and evaluate the method and timing of compliance, are estimated to be $31 million for 2017, $26 million for 2018, $100 million for 2019, $105 million for 2020, and $107 million for 2021. See Note 1 to the financial statements of Alabama Power under "Asset Retirement Obligations and Other Costs of Removal" in Item 8 of the Form 10-K for additional information. Costs associated with the CCR Rule are expected to be recovered through Rate CNP Compliance.
The construction program is subject to periodic review and revision, and actual construction costs may vary from these estimates because of numerous factors. These factors include: changes in business conditions; changes in load projections; changes in environmental statutes and regulations; the outcome of any legal challenges to the environmental rules; changes in generating plants, including unit retirements and replacements and adding or changing fuel sources at existing units, to meet regulatory requirements; changes in the expected environmental compliance program; changes in FERC rules and regulations; Alabama PSC approvals; changes in legislation; the cost and efficiency of construction labor, equipment, and materials; project scope and design changes; storm impacts; and the cost of capital. In addition, there can be no assurance that costs related to capital expenditures will be fully recovered.
Sources of Capital
Alabama Power plans to obtain the funds to meet its future capital needs through operating cash flows, short-term debt, term loans, external security issuances, and equity contributions from Southern Company. However, the amount, type, and timing of any future financings, if needed, depend upon prevailing market conditions, regulatory approval, and other factors. See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Sources of Capital" of Alabama Power in Item 7 of the Form 10-K for additional information.
Alabama Power's current liabilities sometimes exceed current assets because of long-term debt maturities and the periodic use of short-term debt as a funding source, as well as significant seasonal fluctuations in cash needs.
At September 30, 2016, Alabama Power had approximately $556 million of cash and cash equivalents. Committed credit arrangements with banks at September 30, 2016 were as follows:
Expires     
Due Within One
Year
2017 2018 2020 Total Unused 
Term
Out
 
No Term
Out
(in millions) (in millions) (in millions)
$35
 $500
 $800
 $1,335
 $1,335
 $
 $35
See Note 6 to the financial statements of Alabama Power under "Bank Credit Arrangements" in Item 8 of the Form 10-K and Note (E) to the Condensed Financial Statements under "Bank Credit Arrangements" herein for additional information.
Most of these bank credit arrangements, as well as Alabama Power's term loan arrangements, contain covenants that limit debt levels and contain cross acceleration provisions to other indebtedness (including guarantee obligations) of Alabama Power. Such cross acceleration provisions to other indebtedness would trigger an event of default if

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ALABAMA POWER COMPANY
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS



Alabama Power defaulted on indebtedness, the payment of which was then accelerated. Alabama Power is currently in compliance with all such covenants. None of the bank credit arrangements contain material adverse change clauses at the time of borrowings.
Subject to applicable market conditions, Alabama Power expects to renew or replace its bank credit arrangements as needed, prior to expiration. In connection therewith, Alabama Power may extend the maturity dates and/or increase or decrease the lending commitments thereunder.
A portion of the unused credit with banks is allocated to provide liquidity support to Alabama Power's pollution control revenue bonds and commercial paper borrowings. The amount of variable rate pollution control revenue bonds outstanding requiring liquidity support as of September 30, 2016 was approximately $890 million. In addition, at September 30, 2016, Alabama Power had $87 million of fixed rate pollution control revenue bonds outstanding that were required to be reoffered within the next 12 months.
Alabama Power also has substantial cash flow from operating activities and access to capital markets, including a commercial paper program, to meet liquidity needs. Alabama Power may meet short-term cash needs through its commercial paper program. Alabama Power may also meet short-term cash needs through a Southern Company subsidiary organized to issue and sell commercial paper at the request and for the benefit of Alabama Power and the other traditional electric operating companies. Proceeds from such issuances for the benefit of Alabama Power are loaned directly to Alabama Power. The obligations of each company under these arrangements are several and there is no cross-affiliate credit support.
Details of short-term borrowings were as follows:
  
Short-term Debt During the Period(*)
  
Average
Amount
Outstanding
 
Weighted
Average
Interest Rate
 
Maximum
Amount
Outstanding
  (in millions)   (in millions)
Commercial paper $15
 0.6% $100
(*)Average and maximum amounts are based upon daily balances during the three-month period ended September 30, 2016. No short-term debt was outstanding at September 30, 2016.
Alabama Power believes the need for working capital can be adequately met by utilizing commercial paper programs, lines of credit, short-term bank notes, and operating cash flows.
Credit Rating Risk
Alabama Power does not have any credit arrangements that would require material changes in payment schedules or terminations as a result of a credit rating downgrade.
There are certain contracts that could require collateral, but not accelerated payment, in the event of a credit rating change to BBB and/or Baa2 or below. These contracts are primarily for physical electricity purchases, fuel purchases, fuel transportation and storage, energy price risk management, and transmission. The maximum potential collateral requirements under these contracts at September 30, 2016 were as follows:
Credit Ratings
Maximum Potential
Collateral
Requirements
 (in millions)
At BBB and/or Baa2$1
At BBB- and/or Baa3$2
Below BBB- and/or Baa3$347

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ALABAMA POWER COMPANY
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS



Included in these amounts are certain agreements that could require collateral in the event that one or more Southern Company system power pool participants has a credit rating change to below investment grade. Generally, collateral may be provided by a Southern Company guaranty, letter of credit, or cash. Additionally, a credit rating downgrade could impact the ability of Alabama Power to access capital markets, and would be likely to impact the cost at which it does so.
Financing Activities
In January 2016, Alabama Power issued $400 million aggregate principal amount of Series 2016A 4.30% Senior Notes due January 2, 2046. The proceeds were used to repay at maturity $200 million aggregate principal amount of Alabama Power's Series FF 5.20% Senior Notes due January 15, 2016 and for general corporate purposes, including Alabama Power's continuous construction program.
In March 2016, Alabama Power entered into three bank term loan agreements with maturity dates of March 2021, in an aggregate principal amount of $45 million, one of which bears interest at 2.38% per annum and two of which bear interest based on three-month LIBOR.
In addition to any financings that may be necessary to meet capital requirements and contractual obligations, Alabama Power plans to continue, when economically feasible, a program to retire higher-cost securities and replace these obligations with lower-cost capital if market conditions permit.

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GULFGEORGIA POWER COMPANY

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GEORGIA POWER COMPANY
CONDENSED STATEMENTS OF INCOME (UNAUDITED)

For the Three Months
Ended March 31,
For the Three Months Ended September 30, For the Nine Months Ended September 30,
2016 20152016 2015 2016 2015
(in millions)(in millions) (in millions)
Operating Revenues:          
Retail revenues$283
 $293
$2,540
 $2,537
 $6,164
 $6,223
Wholesale revenues, non-affiliates16
 25
49
 55
 131
 173
Wholesale revenues, affiliates21
 22
9
 5
 24
 18
Other revenues15
 17
100
 94
 302
 271
Total operating revenues335
 357
2,698
 2,691
 6,621
 6,685
Operating Expenses:          
Fuel94
 110
575
 706
 1,390
 1,735
Purchased power, non-affiliates30
 25
102
 90
 277
 227
Purchased power, affiliates2
 9
142
 148
 392
 411
Other operations and maintenance77
 93
496
 462
 1,393
 1,405
Depreciation and amortization38
 20
215
 214
 639
 633
Taxes other than income taxes29
 28
114
 107
 311
 302
Total operating expenses270
 285
1,644
 1,727
 4,402
 4,713
Operating Income65
 72
1,054
 964
 2,219
 1,972
Other Income and (Expense):          
Allowance for equity funds used during construction
 4
Interest expense, net of amounts capitalized(13) (13)(98) (90) (290) (272)
Other income (expense), net(1) (1)11
 18
 35
 34
Total other income and (expense)(14) (10)(87) (72) (255) (238)
Earnings Before Income Taxes51
 62
967
 892
 1,964
 1,734
Income taxes20
 23
365
 337
 737
 657
Net Income31
 39
602
 555
 1,227
 1,077
Dividends on Preference Stock2
 2
Net Income After Dividends on Preference Stock$29
 $37
Dividends on Preferred and Preference Stock4
 4
 13
 13
Net Income After Dividends on Preferred and Preference Stock$598
 $551
 $1,214
 $1,064
CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED)

For the Three Months
Ended March 31,
For the Three Months Ended September 30, For the Nine Months Ended September 30,
2016 20152016 2015 2016 2015
(in millions)(in millions) (in millions)
Net Income$31
 $39
$602
 $555
 $1,227
 $1,077
Other comprehensive income (loss):          
Qualifying hedges:          
Changes in fair value, net of tax of $(2) and $-, respectively(3) 
Changes in fair value, net of tax of $-, $(7), $-, and $(7), respectively
 (11) 
 (10)
Reclassification adjustment for amounts included in net
income, net of tax of $-, $-, $1, and $1, respectively
1
 1
 2
 2
Total other comprehensive income (loss)(3) 
1
 (10) 2
 (8)
Comprehensive Income$28
 $39
$603
 $545
 $1,229
 $1,069
The accompanying notes as they relate to GulfGeorgia Power are an integral part of these condensed financial statements.

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GEORGIA POWER COMPANY
CONDENSED STATEMENTS OF CASH FLOWS (UNAUDITED)
 For the Nine Months Ended September 30,
 2016 2015
 (in millions)
Operating Activities:   
Net income$1,227
 $1,077
Adjustments to reconcile net income to net cash provided from operating activities --   
Depreciation and amortization, total794
 766
Deferred income taxes346
 12
Allowance for equity funds used during construction(36) (24)
Deferred expenses(40) (45)
Pension, postretirement, and other employee benefits(14) 40
Settlement of asset retirement obligations(93) (18)
Other, net4
 48
Changes in certain current assets and liabilities —   
-Receivables(162) 37
-Fossil fuel stock128
 141
-Prepaid income taxes45
 244
-Other current assets17
 (17)
-Accounts payable39
 (118)
-Accrued taxes(22) 54
-Accrued compensation(26) (34)
-Other current liabilities53
 (3)
Net cash provided from operating activities2,260
 2,160
Investing Activities:   
Property additions(1,566) (1,321)
Nuclear decommissioning trust fund purchases(563) (815)
Nuclear decommissioning trust fund sales558
 810
Cost of removal, net of salvage(45) (57)
Change in construction payables, net of joint owner portion(139) 44
Prepaid long-term service agreements(27) (60)
Other investing activities24
 11
Net cash used for investing activities(1,758) (1,388)
Financing Activities:   
Decrease in notes payable, net(63) (26)
Proceeds —   
Capital contributions from parent company294
 41
Pollution control revenue bonds
 274
Senior notes650
 
FFB loan300
 600
Short-term borrowings
 250
Redemptions and repurchases —   
Pollution control revenue bonds(4) (268)
Senior notes(700) (525)
Short-term borrowings
 (250)
Payment of common stock dividends(979) (776)
Other financing activities(20) (31)
Net cash used for financing activities(522) (711)
Net Change in Cash and Cash Equivalents(20) 61
Cash and Cash Equivalents at Beginning of Period67
 24
Cash and Cash Equivalents at End of Period$47
 $85
Supplemental Cash Flow Information:   
Cash paid during the period for —   
Interest (net of $15 and $10 capitalized for 2016 and 2015, respectively)$277
 $251
Income taxes, net188
 311
Noncash transactions — Accrued property additions at end of period226
 192
The accompanying notes as they relate to Georgia Power are an integral part of these condensed financial statements.

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GEORGIA POWER COMPANY
CONDENSED BALANCE SHEETS (UNAUDITED)
Assets At September 30, 2016 At December 31, 2015
  (in millions)
Current Assets:    
Cash and cash equivalents $47
 $67
Receivables —    
Customer accounts receivable 718
 541
Unbilled revenues 298
 188
Joint owner accounts receivable 46
 227
Income taxes receivable, current 
 114
Other accounts and notes receivable 55
 57
Affiliated 15
 18
Accumulated provision for uncollectible accounts (2) (2)
Fossil fuel stock 274
 402
Materials and supplies 470
 449
Vacation pay 90
 91
Prepaid income taxes 111
 156
Other regulatory assets, current 115
 123
Other current assets 89
 92
Total current assets 2,326
 2,523
Property, Plant, and Equipment:    
In service 33,394
 31,841
Less accumulated provision for depreciation 11,234
 10,903
Plant in service, net of depreciation 22,160
 20,938
Other utility plant, net 
 171
Nuclear fuel, at amortized cost 556
 572
Construction work in progress 4,888
 4,775
Total property, plant, and equipment 27,604
 26,456
Other Property and Investments:    
Equity investments in unconsolidated subsidiaries 61
 64
Nuclear decommissioning trusts, at fair value 835
 775
Miscellaneous property and investments 42
 43
Total other property and investments 938
 882
Deferred Charges and Other Assets:    
Deferred charges related to income taxes 675
 679
Other regulatory assets, deferred 2,530
 2,152
Other deferred charges and assets 175
 173
Total deferred charges and other assets 3,380
 3,004
Total Assets $34,248
 $32,865
The accompanying notes as they relate to Georgia Power are an integral part of these condensed financial statements.


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GEORGIA POWER COMPANY
CONDENSED BALANCE SHEETS (UNAUDITED)
Liabilities and Stockholder's Equity At September 30, 2016 At December 31, 2015
  (in millions)
Current Liabilities:    
Securities due within one year $458
 $712
Notes payable 95
 158
Accounts payable —    
Affiliated 451
 411
Other 464
 750
Customer deposits 265
 264
Accrued taxes —    
Accrued income taxes 14
 12
Other accrued taxes 310
 325
Accrued interest 110
 99
Accrued vacation pay 62
 62
Accrued compensation 118
 142
Asset retirement obligations, current 313
 179
Over recovered regulatory clause revenues, current 125
 10
Other current liabilities 197
 171
Total current liabilities 2,982
 3,295
Long-term Debt 10,114
 9,616
Deferred Credits and Other Liabilities:    
Accumulated deferred income taxes 5,969
 5,627
Deferred credits related to income taxes 103
 105
Accumulated deferred investment tax credits 199
 204
Employee benefit obligations 906
 949
Asset retirement obligations, deferred 2,241
 1,737
Other deferred credits and liabilities 203
 347
Total deferred credits and other liabilities 9,621
 8,969
Total Liabilities 22,717
 21,880
Preferred Stock 45
 45
Preference Stock 221
 221
Common Stockholder's Equity:    
Common stock, without par value —    
Authorized — 20,000,000 shares    
Outstanding — 9,261,500 shares 398
 398
Paid-in capital 6,585
 6,275
Retained earnings 4,295
 4,061
Accumulated other comprehensive loss (13) (15)
Total common stockholder's equity 11,265
 10,719
Total Liabilities and Stockholder's Equity $34,248
 $32,865
The accompanying notes as they relate to Georgia Power are an integral part of these condensed financial statements.

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GULF POWER COMPANY
CONDENSED STATEMENTS OF CASH FLOWS (UNAUDITED)
 For the Three Months
Ended March 31,
 2016 2015
 (in millions)
Operating Activities:   
Net income$31
 $39
Adjustments to reconcile net income to net cash provided from operating activities —   
Depreciation and amortization, total40
 22
Deferred income taxes9
 27
Allowance for equity funds used during construction
 (4)
Other, net(2) 11
Changes in certain current assets and liabilities —   
-Receivables35
 12
-Fossil fuel stock15
 (2)
-Other current assets2
 5
-Accounts payable(6) (28)
-Accrued taxes13
 5
-Accrued compensation(18) (16)
-Other current liabilities13
 10
Net cash provided from operating activities132
 81
Investing Activities:   
Property additions(32) (84)
Cost of removal, net of salvage(2) (5)
Change in construction payables(6) (1)
Other investing activities(2) (2)
Net cash used for investing activities(42) (92)
Financing Activities:   
Increase (decrease) in notes payable, net(85) 40
Proceeds — Common stock issued to parent
 20
Payment of common stock dividends(30) (33)
Other financing activities(1) 
Net cash provided from (used for) financing activities(116) 27
Net Change in Cash and Cash Equivalents(26) 16
Cash and Cash Equivalents at Beginning of Period74
 39
Cash and Cash Equivalents at End of Period$48
 $55
Supplemental Cash Flow Information:   
Cash paid (received) during the period for --   
Interest (net of $- and $2 capitalized for 2016 and 2015, respectively)$3
 $3
Income taxes, net(25) (8)
Noncash transactions — Accrued property additions at end of period15
 41
The accompanying notes as they relate to Gulf Power are an integral part of these condensed financial statements.

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GULF POWER COMPANY
CONDENSED BALANCE SHEETS (UNAUDITED)
Assets At March 31,
2016
 At December 31,
2015
  (in millions)
Current Assets:    
Cash and cash equivalents $48
 $74
Receivables —    
Customer accounts receivable 64
 76
Unbilled revenues 52
 54
Under recovered regulatory clause revenues 21
 20
Income taxes receivable, current 
 27
Other accounts and notes receivable 5
 9
Affiliated companies 8
 1
Accumulated provision for uncollectible accounts (1) (1)
Fossil fuel stock, at average cost 93
 108
Materials and supplies, at average cost 58
 56
Other regulatory assets, current 90
 90
Other current assets 18
 22
Total current assets 456
 536
Property, Plant, and Equipment:    
In service 5,058
 5,045
Less accumulated provision for depreciation 1,324
 1,296
Plant in service, net of depreciation 3,734
 3,749
Other utility plant, net 60
 62
Construction work in progress 57
 48
Total property, plant, and equipment 3,851
 3,859
Other Property and Investments 4
 4
Deferred Charges and Other Assets:    
Deferred charges related to income taxes 60
 61
Other regulatory assets, deferred 420
 427
Other deferred charges and assets 37
 33
Total deferred charges and other assets 517
 521
Total Assets $4,828
 $4,920
The accompanying notes as they relate to Gulf Power are an integral part of these condensed financial statements.


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GULF POWER COMPANY
CONDENSED BALANCE SHEETS (UNAUDITED)
Liabilities and Stockholder's Equity At March 31,
2016
 At December 31,
2015
  (in millions)
Current Liabilities:    
Securities due within one year $110
 $110
Notes payable 56
 142
Accounts payable —    
Affiliated 46
 55
Other 42
 44
Customer deposits 36
 36
Accrued taxes —    
Accrued income taxes 10
 4
Other accrued taxes 16
 9
Accrued interest 20
 9
Accrued compensation 8
 25
Deferred capacity expense, current 22
 22
Other regulatory liabilities, current 22
 22
Liabilities from risk management activities 54
 49
Other current liabilities 38
 40
Total current liabilities 480
 567
Long-term Debt 1,193
 1,193
Deferred Credits and Other Liabilities:    
Accumulated deferred income taxes 899
 893
Employee benefit obligations 128
 129
Deferred capacity expense 136
 141
Asset retirement obligations 114
 113
Other cost of removal obligations 233
 233
Other regulatory liabilities, deferred 45
 47
Other deferred credits and liabilities 100
 102
Total deferred credits and other liabilities 1,655
 1,658
Total Liabilities 3,328
 3,418
Preference Stock 147
 147
Common Stockholder's Equity:    
Common stock, without par value —    
Authorized - 20,000,000 shares    
Outstanding - March 31, 2016: 5,642,717 shares    
                  - December 31, 2015: 5,642,717 shares 503
 503
Paid-in capital 569
 567
Retained earnings 284
 285
Accumulated other comprehensive loss (3) 
Total common stockholder's equity 1,353
 1,355
Total Liabilities and Stockholder's Equity $4,828
 $4,920
The accompanying notes as they relate to Gulf Power are an integral part of these condensed financial statements.

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GULFGEORGIA POWER COMPANY
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS


FIRSTTHIRD QUARTER 2016 vs. FIRSTTHIRD QUARTER 2015
AND
YEAR-TO-DATE 2016 vs. YEAR-TO-DATE 2015


OVERVIEW
GulfGeorgia Power operates as a vertically integrated utility providing electricity to retail customers within its traditional service territory located in northwest Floridawithin the State of Georgia and to wholesale customers in the Southeast.
Many factors affect the opportunities, challenges, and risks of GulfGeorgia Power's business of selling electricity. These factors include the ability to maintain a constructive regulatory environment, to maintain and grow energy sales, and to effectively manage and secure timely recovery of costs. These costs include those related to projected long-term demand growth, increasingly stringent environmental standards, reliability, restoration following major storms, and fuel. In addition, construction continues on Plant Vogtle Units 3 and 4. Georgia Power will own a 45.7% interest in these two nuclear generating units to increase its generation diversity and meet future supply needs. Georgia Power has various regulatory mechanisms that operate to address cost recovery. Effectively operating pursuant to these regulatory mechanisms andappropriately balancing required costs and capital expenditures with customer prices will continue to challenge GulfGeorgia Power for the foreseeable future.
Through 2015, capacity revenues from long-term non-affiliate sales out of Gulf Power's ownership of Plant Scherer Unit 3 (205 MWs) represented the majority of Gulf Power's wholesale earnings. The capacity revenues associated with these contracts covering 100% of Gulf Power's ownership represented 82% of wholesale capacity revenues in 2015. Due to the expiration of a wholesale contract at the end of 2015 and another wholesale contract at the end of MayOn October 20, 2016, Gulf Power's remaining contracted sales from the unit from June 2016 through 2019 will cover approximately 24% of the unit. The expiration of the contract in 2015Georgia Power and the scheduled future expiration of the remaining contracts will haveGeorgia PSC Staff entered into a material negative impact on Gulf Power's earnings in 2016settlement agreement resolving certain prudence and may continue to have a material negative impact in future years until Gulf Power is able to find a suitable alternativecost recovery matters related to this asset.Plant Vogtle Units 3 and 4. The alternatives Gulf Power is actively evaluating include, without limitation, rededication of the asset to serve retail customers for whom it was originally planned and built, replacement long-term wholesale contracts or other sales into the wholesale market, or an asset sale. On May 5, 2016, Gulf Power delivered a letter to the Florida PSC requesting recognition of Gulf Power's ownership in Plant Scherer Unit 3 as being in service to retail customers when and as the contracts expire. The ultimate outcome of this matter cannot be determined at this time.
In 2013, the Florida PSC voted to approve the settlement agreement (Rate Case Settlement Agreement) among Gulf Power and all ofis subject to approval by the intervenors to Gulf Power's retail base rate case. Under the terms of the Rate Case Settlement Agreement, Gulf Power (1) increased base rates approximately $35 million annually effective January 2014 and subsequently increased base rates approximately $20 million annually effective January 2015; (2) continued its current authorized retail ROE midpoint (10.25%) and range (9.25% – 11.25%); (3) may reduce depreciation and record a regulatory asset that will be included as an offset to the other cost of removal regulatory liability in an aggregate amount up to $62.5 million between January 2014 and June 2017, of which $34.1 million had been recorded as of March 31, 2016; and (4) is accruing a return similar to AFUDC on certain transmission system upgrades placed into service after January 2014 until the next base rate adjustment date or January 1, 2017, whichever comes first.Georgia PSC. See FUTURE EARNINGS POTENTIAL – "Retail"Retail Regulatory MattersRetail Base Rate Case"Nuclear Construction" herein for additional detailsinformation on Plant Vogtle Units 3 and 4.
Pursuant to the terms and conditions of a settlement agreement related to Southern Company's acquisition of Southern Company Gas approved by the Rate Case Settlement Agreement.Georgia PSC on April 14, 2016, Georgia Power's 2013 ARP will continue in effect until December 31, 2019, and Georgia Power will be required to file its next base rate case by July 1, 2019. See FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters" herein for additional information.
GulfGeorgia Power continues to focus on several key performance indicators. These indicators include, but are not limited to, customer satisfaction, plant availability, system reliability, the execution of major construction projects, and net income after dividends on preferred and preference stock. For additional information on these indicators, see MANAGEMENT'S DISCUSSION AND ANALYSIS OVERVIEW "Key Performance Indicators" of GulfGeorgia Power in Item 7 of the Form 10-K.
RESULTS OF OPERATIONS
Net Income
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$47 8.5 $150 14.1
Georgia Power's net income after dividends on preferred and preference stock was $598 million for the third quarter 2016 compared to $551 million for the corresponding period in 2015. The increase was primarily due to an increase in retail base revenues effective January 1, 2016, as authorized by the Georgia PSC, and higher retail revenues due to warmer weather as compared to the corresponding period in 2015, partially offset by higher non-fuel operating expenses.
For year-to-date 2016, net income after dividends on preferred and preference stock was $1.21 billion compared to $1.06 billion for the corresponding period in 2015. The increase was primarily due to an increase in retail base revenues effective January 1, 2016, as authorized by the Georgia PSC, the 2015 correction of an error affecting billings to a small number of large commercial and industrial customers, higher retail revenues in the third quarter

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RESULTS OF OPERATIONS
Net Income
First Quarter 2016 vs. First Quarter 2015
(change in millions) (% change)
$(8) (21.6)
Gulf Power's net income after dividends on preference stock for2016 due to warmer weather as compared to the corresponding period in 2015, and lower non-fuel operating expenses. Partially offsetting the increase were lower retail revenues in the first quarter 2016 was $29 milliondue to milder weather as compared to $37 million forthe corresponding period in 2015.
Retail Revenues
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$3 0.1 $(59) (0.9)
Retail revenues increased slightly in the third quarter 2016 compared to the corresponding period in 2015. The decrease was primarily due to an increase in depreciation and a decrease in non-affiliated wholesale capacity revenues, partially offset by lower operations and maintenance expenses.
Retail Revenues
First Quarter 2016 vs. First Quarter 2015
(change in millions) (% change)
$(10) (3.4)
In the first quarterFor year-to-date 2016, retail revenues were $283 million$6.16 billion compared to $293 million$6.22 billion for the corresponding period in 2015.
Details of the changes in retail revenues were as follows:
  First Quarter 2016
  (in millions) (% change)
Retail – prior year $293
  
Estimated change resulting from –    
Rates and pricing 7
 2.4
Sales growth 2
 0.7
Weather (4) (1.4)
Fuel and other cost recovery (15) (5.1)
Retail – current year $283
 (3.4)%
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters" of Gulf Power in Item 7 and Note 1 to the financial statements of Gulf Power under "Revenues" and Note 3 to the financial statements of Gulf Power under "Retail Regulatory Matters" in Item 8 of the Form 10-K for additional information regarding Gulf Power's retail base rate case and cost recovery clauses, including Gulf Power's fuel cost recovery, purchased power capacity recovery, environmental cost recovery, and energy conservation cost recovery clauses.
 Third Quarter 2016 Year-to-Date 2016
 (in millions) (% change) (in millions) (% change)
Retail – prior year$2,537
   $6,223
  
Estimated change resulting from –       
Rates and pricing22
 0.9
 167
 2.7
Sales growth1
 
 3
 
Weather105
 4.1
 75
 1.2
Fuel cost recovery(125) (4.9) (304) (4.9)
Retail – current year$2,540
 0.1 % $6,164
 (1.0)%
Revenues associated with changes in rates and pricing increased in the firstthird quarter and year-to-date 2016 when compared to the corresponding periodperiods in 2015 primarily due to increases in base tariffs approved under the 2013 ARP and the NCCR tariff, all effective January 1, 2016. Also contributing to the increase for year-to-date 2016 was the 2015 correction of an increaseerror affecting billings since 2013 to a small number of large commercial and industrial customers under a rate plan allowing for variable demand-driven pricing. See Note 3 to the financial statements of Georgia Power under "Retail Regulatory Matters – Rate Plans" and " – Nuclear Construction" in Item 8 of the environmental cost recovery clause rate, partially offset by a decrease in the energy conservation cost recovery clause rate, both effective in January 2016.Form 10-K for additional information.
Revenues attributable to changes in sales increasedwere essentially flat in the firstthird quarter and year-to-date 2016 when compared to the corresponding periods in 2015. Weather-adjusted residential KWH sales increased 1.7%, weather-adjusted commercial KWH sales decreased 0.7%, and weather-adjusted industrial KWH sales decreased 3.4% in the third quarter 2016 when compared to the corresponding period in 2015. For the first quarteryear-to-date 2016, weather-adjusted residential KWH energy sales increased 1.0%, weather-adjusted commercial KWH sales decreased 0.6%, and weather-adjusted industrial KWH sales decreased 0.5% when compared to the corresponding period in 2015. An increase of approximately 29,000 residential customers increased 2.8% duesince September 30, 2015 contributed to the increase in weather-adjusted residential KWH sales, partially offset by a decline in average customer growthusage primarily resulting from an increase in multi-family housing and higherefficiency improvements in residential appliances and lighting. A decline in average customer usage. Weather-adjustedusage resulting from an increase in energy saving initiatives contributed to the decrease in weather-adjusted commercial KWH energy sales, topartially offset by an increase of approximately 3,000 commercial customers increased 0.1% duesince September 30, 2015. Decreased demand in the pipeline, textiles, and stone, clay, and glass sectors was the main contributor to customer growth, mostlythe decrease in weather-adjusted industrial KWH sales, partially offset by lower customer usage. KWH energy salesincreased demand in the non-manufacturing sector.
Fuel revenues and costs are allocated between retail and wholesale jurisdictions. Retail fuel cost recovery revenues decreased $125 million and $304 million in the third quarter and year-to-date 2016, respectively, when compared to industrial customers increased 7.1% for the first quarter 2016corresponding periods in 2015 primarily due to decreased customer co-generation, partially offset by changeslower fuel prices. Electric rates include provisions to adjust billings for fluctuations in customers' operations.fuel costs, including the energy component of purchased power costs. Under these fuel

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Fuel and other cost recovery revenues decreased in the first quarter 2016 when compared to the corresponding period in 2015 primarily due to a decrease in the fuel cost recovery rate effective in January 2016 and a decrease in fuel costs as the result of decreased generation and lower purchased power energy costs.
Fuel and other cost recovery provisions, includefuel revenues generally equal fuel expenses the energy component of purchased power costs, purchased power capacity costs, and the difference between projected and actual costs and revenues related to energy conservation and environmental compliance.do not affect net income. See Note 3 to the financial statements of Gulf Power under "RetailFUTURE EARNINGS POTENTIAL – "Retail Regulatory MattersCost Recovery Clauses – Retail Fuel Cost Recovery" in Item 8 of the Form 10-KRecovery" herein for additional information.
Wholesale RevenuesNon-Affiliates
First Quarter 2016 vs. First Quarter 2015
Third Quarter 2016 vs. Third Quarter 2015Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (% change) (change in millions) (% change)
$(9)(6) (36.0) (10.9) $(42) (24.3)
Wholesale revenues from sales to non-affiliates consist of long-term sales agreements to other utilities in Florida and GeorgiaPPAs and short-term opportunity sales. CapacityWholesale revenues from long-term sales agreements representPPAs have both capacity and energy components. Wholesale capacity revenues from PPAs are recognized either on a levelized basis over the greatest contribution to net income. The energy is generally sold at variable cost. Short-term opportunity sales are made at market-based rates that generallyappropriate contract period or the amounts billable under the contract terms and provide for recovery of fixed costs and a margin above Gulf Power's variable cost of energy.return on investment. Wholesale energy revenues from sales to non-affiliates will vary depending on fuel prices, the market prices of wholesale energy compared to the cost of GulfGeorgia Power's and the Southern Company system's generation, demand for energy within the Southern Company system's electric service territory, and the availability of the Southern Company system's generation. Increases and decreases in energy revenues that are driven by fuel prices are accompanied by an increase or decrease in fuel costs and do not have a significant impact on net income. Short-term opportunity sales are made at market-based rates that generally provide a margin above Georgia Power's variable cost to produce the energy.
In the firstthird quarter 2016, wholesale revenues from sales to non-affiliates were $16$49 million compared to $25$55 million for the corresponding period in 2015 related to a $7 million decrease in capacity revenues, partially offset by a $1 million increase in energy revenues. For year-to-date 2016, wholesale revenues from sales to non-affiliates were $131 million compared to $173 million for the corresponding period in 2015 related to a $28 million decrease in capacity revenues and a $14 million decrease in energy revenues. The decreases in capacity revenues reflect the expiration of wholesale contracts in the second quarter 2016. In addition, the decrease in capacity revenues for year-to-date 2016 reflects the retirement of 14 coal-fired generating units since March 31, 2015 as a result of Georgia Power's environmental compliance strategy. The decrease in energy revenues for year-to-date 2016 was primarily due to lower fuel prices. See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Environmental Matters – Environmental Statutes and Regulations – Air Quality" and "Retail Regulatory Matters – Integrated Resource Plan" of Georgia Power in Item 7 of the Form 10-K for additional information related to Georgia Power's environmental compliance strategy.
Other Revenues
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$6 6.4 $31 11.4
For year-to-date 2016, other revenues were $302 million compared to $271 million for the corresponding period in 2015. The decreaseincrease was primarily due to a 42.2% decrease in capacity revenues resulting from the expiration of a Plant Scherer Unit 3 sales agreement and a 23.9% decrease in KWH sales resulting from lower sales under the remaining Plant Scherer Unit 3 long-term sales agreements due to lower natural gas prices.
Fuel and Purchased Power Expenses
   First Quarter 2016
vs.
First Quarter 2015
  (change in millions) (% change)
Fuel $(16) (14.5)
Purchased power – non-affiliates 5
 20.0
Purchased power – affiliates (7) (77.8)
Total fuel and purchased power expenses $(18)  
In the first quarter 2016, total fuel and purchased power expenses were $126 million compared to $144 million for the corresponding period in 2015. The decrease was primarily the result of a $23 million decrease due to the lower average cost of fuel and purchased power as a result of lower generation from Gulf Power's coal-fired resources, partially offset by a $5$14 million increase related to the volume of KWHs generated due to higher generation from Gulf Power's gas-fired resources.
Fuelcustomer temporary facilities services revenues, a $9 million increase in outdoor lighting revenues, and purchased power transactions do not have a significant impact on earnings since energy and capacity expenses are generally offset by energy and capacity revenues through Gulf Power's fuel and purchased power capacity cost recovery clauses and long-term wholesale contracts.$3 million increase in solar application fee revenues. See Note 3 to the financial statements of Gulf Power under "RetailFUTURE EARNINGS POTENTIAL – "Retail Regulatory MattersCost Recovery Clauses – Retail Fuel Cost Recovery" and " – Purchased Power Capacity Recovery" in Item 8 of the Form 10-KRenewables" herein for additional information.information on Georgia Power's solar renewable energy program.

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Fuel and Purchased Power Expenses
  Third Quarter 2016
vs.
Third Quarter 2015
 Year-to-Date 2016
vs.
Year-to-Date 2015
  (change in millions) (% change) (change in millions) (% change)
Fuel $(131) (18.6) $(345) (19.9)
Purchased power – non-affiliates 12
 13.3
 50
 22.0
Purchased power – affiliates (6) (4.1) (19) (4.6)
Total fuel and purchased power expenses $(125)   $(314)  
In the third quarter 2016, total fuel and purchased power expenses were $819 million compared to $944 million in the corresponding period in 2015. The decrease in the third quarter 2016 was due to a net decrease of $189 million in the average cost of fuel and purchased power related to lower coal prices, partially offset by a $64 million increase related to the volume of KWHs generated and purchased as a result of warmer weather as compared to the corresponding period in 2015 resulting in higher customer demand.
For year-to-date 2016, total fuel and purchased power expenses were $2.06 billion compared to $2.37 billion in the corresponding period in 2015. The decrease in year-to-date 2016 was primarily due to a decrease of $326 million in the average cost of fuel and purchased power related to lower coal and natural gas prices and a $20 million decrease related to the volume of KWHs generated, partially offset by a $32 million increase related to the volume of KWHs purchased primarily as a result of warmer weather in the third quarter 2016 as compared to the corresponding period in 2015 resulting in higher customer demand.
Fuel and purchased power energy transactions do not have a significant impact on earnings since these fuel expenses are generally offset by fuel revenues through Georgia Power's fuel cost recovery mechanism. See FUTURE EARNINGS POTENTIAL – "Retail Regulatory MattersFuel Cost Recovery" herein for additional information.
Details of GulfGeorgia Power's generation and purchased power were as follows:
  First Quarter 2016 First Quarter 2015
Total generation (millions of KWHs)
 1,816 2,236
Total purchased power (millions of KWHs)
 1,760 1,259
Sources of generation (percent) –
    
Coal 42 59
Gas 58 41
Cost of fuel, generated (cents per net KWH) –
    
Coal 3.92 3.98
Gas 3.75 3.95
Average cost of fuel, generated (cents per net KWH)
 3.82 3.97
Average cost of purchased power (cents per net KWH)(*)
 3.22 4.36
 Third Quarter 2016 Third Quarter 2015 Year-to-Date 2016 Year-to-Date 2015
Total generation (in billions of KWHs)
20 19 53 53
Total purchased power (in billions of KWHs)
7 7 19 18
Sources of generation (percent) —
       
Coal44 41 37 38
Nuclear22 22 23 23
Gas34 36 38 37
Hydro 1 2 2
Cost of fuel, generated (in cents per net KWH) 
       
Coal3.16 5.42 3.32 4.65
Nuclear0.85 0.86 0.85 0.76
Gas2.61 2.57 2.27 2.62
Average cost of fuel, generated (in cents per net KWH)
2.47 3.37 2.34 2.98
Average cost of purchased power (in cents per net KWH)(*)
4.57 4.54 4.46 4.50
(*)Average cost of purchased power includes fuel purchased by GulfGeorgia Power for tolling agreements where power is generated by the provider.

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Fuel
In the firstthird quarter 2016, fuel expense was $94$575 million compared to $110$706 million forin the corresponding period in 2015. The decrease was primarily due to a 41.1%26.7% decrease in the average cost of fuel per KWH generated primarily resulting from lower coal prices, partially offset by a 6.6% increase in the volume of KWHs generated due to warmer weather as compared to the corresponding period in 2015.
For year-to-date 2016, fuel expense was $1.39 billion compared to $1.74 billion in the corresponding period in 2015. The decrease was primarily due to a 21.5% decrease in the average cost of fuel per KWH generated primarily resulting from lower coal and natural gas prices and a 3.0% decrease in the volume of KWHs generated by Gulf Power's coal-fired generation resources and a 3.8% decrease in the average cost of fuel, partially offset by a 12.7% increase in the volume of KWHs generated by Gulf Power's gas-fired generation resources.coal.
Purchased Power – Non-Affiliates
In the firstthird quarter 2016, purchased power expense from non-affiliates was $30$102 million compared to $25$90 million forin the corresponding period in 2015. The increase was primarily due to an 18.3% increase in the volume of KWHs purchased due to warmer weather as compared to the corresponding period in 2015, partially offset by a 5.6% decrease in the average cost per KWH purchased primarily resulting from lower natural gas prices.
For year-to-date 2016, purchased power expense from non-affiliates was $277 million compared to $227 million in the corresponding period in 2015. The increase was primarily due to a 73.8%29.8% increase in the volume of KWHs purchased, due to the availability of lower cost energy, partially offset by a 32.2%10.4% decrease in the average cost per KWH purchased due toprimarily resulting from lower energy costs from gas-fired market resources.natural gas prices.
Energy purchases from non-affiliates will vary depending on the market prices of wholesale energy as compared to the cost of the Southern Company system's generation, demand for energy within the Southern Company system's electric service territory, and the availability of the Southern Company system's generation.
Purchased Power – Affiliates
In the firstthird quarter 2016, purchased power expense from affiliates was $2$142 million compared to $9$148 million forin the corresponding period in 2015. The decrease was the result of a 2.4% decrease in the volume of KWHs purchased as Georgia Power's units generally dispatched at a lower cost than other available Southern Company system resources, partially offset by a 1.8% increase in the average cost per KWH purchased.
For year-to-date 2016, purchased power expense from affiliates was $392 million compared to $411 million in the corresponding period in 2015. The decrease was primarily due tothe result of a 62.4%2.7% decrease in the volume of KWHs purchased due to the lower territorial loads resulting from milder weather and a 39.4% decrease in the averagemarket cost per KWH purchased dueof available energy as compared to lower power pool interchange rates as a result of lower natural gas prices and lower off-peak energy prices of renewable marketSouthern Company system resources.
Energy purchases from affiliates will vary depending on demand and the availability and cost of generating resources at each company within the Southern Company system. These purchases are made in accordance with the IIC or other contractual agreements, all as approved by the FERC.
Other Operations and Maintenance Expenses
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$34 7.4 $(12) (0.9)
In the third quarter 2016, other operations and maintenance expenses were $496 million compared to $462 million in the corresponding period in 2015. The increase was primarily due to a $26 million charge in connection with an employee attrition plan associated with cost containment activities, an $11 million increase in scheduled generation outage and maintenance costs, and an $11 million increase in transmission and distribution overhead line maintenance, partially offset by a $9 million decrease in pension costs.
For year-to-date 2016, other operations and maintenance expenses were $1.39 billion compared to $1.41 billion in the corresponding period in 2015. The decrease was primarily due to decreases of $31 million in scheduled generation outage and maintenance costs and $28 million in pension costs, partially offset by a $26 million charge

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in connection with an employee attrition plan associated with cost containment activities, an increase of $16 million in transmission and distribution overhead line maintenance, and an increase of $9 million for integrated transmission system billings.
See FUTURE EARNINGS POTENTIAL – "Other OperationsMatters" and Maintenance ExpensesNote (F) to the Condensed Financial Statements herein for additional information related to the employee attrition plan and pension costs, respectively.
Depreciation and Amortization
First Quarter 2016 vs. First Quarter 2015
(change in millions) (% change)
$(16) (17.2)
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$1 0.5 $6 0.9
In the first quarterFor year-to-date 2016, other operationsdepreciation and maintenance expenses were $77amortization was $639 million compared to $93$633 million forin the corresponding period in 2015. The decreaseincrease was primarily due to a $25 million increase related to additional plant in service and a $9 million increase in other cost of removal, partially offset by a decrease of $11$14 million related to amortization of nuclear construction financing costs that was completed in scheduled generation outage expenses.December 2015 and a decrease of $13 million related to unit retirements.
Depreciation and AmortizationTaxes Other Than Income Taxes
First Quarter 2016 vs. First Quarter 2015
(change in millions) (% change)
$18 90.0
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$7 6.5 $9 3.0
In the firstthird quarter 2016, depreciation and amortization was $38taxes other than income taxes were $114 million compared to $20$107 million in the corresponding period in 2015. For year-to-date 2016, taxes other than income taxes were $311 million compared to $302 million in the corresponding period in 2015. The increases were primarily due to increases in property taxes of $5 million and $8 million in the third quarter and year-to-date 2016, respectively, as a result of an increase in the assessed value of property.
Interest Expense, Net of Amounts Capitalized
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$8 8.9 $18 6.6
In the third quarter 2016, interest expense, net of amounts capitalized was $98 million compared to $90 million in the corresponding period in 2015. The increase was primarily due to a $7 million increase in interest due to additional long-term borrowings from the FFB and higher interest rates on obligations for pollution control revenue bonds remarketed in 2015.
For year-to-date 2016, interest expense, net of amounts capitalized was $290 million compared to $272 million in the corresponding period in 2015. The increase was primarily due to a $27 million increase in interest due to additional long-term borrowings from the FFB and higher interest rates on obligations for pollution control revenue bonds remarketed in 2015, partially offset by an increase of $5 million in AFUDC debt and a decrease of $4 million in interest due to lower interest rates on obligations for senior notes.

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Income Taxes
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$28 8.3 $80 12.2
In the third quarter 2016, income taxes were $365 million compared to $337 million in the corresponding period in 2015. For year-to-date 2016, income taxes were $737 million compared to $657 million in the corresponding period in 2015. The increases were primarily due to higher pre-tax earnings.
FUTURE EARNINGS POTENTIAL
The results of operations discussed above are not necessarily indicative of Georgia Power's future earnings potential. The level of Georgia Power's future earnings depends on numerous factors that affect the opportunities, challenges, and risks of Georgia Power's business of selling electricity. These factors include Georgia Power's ability to maintain a constructive regulatory environment that continues to allow for the timely recovery of prudently-incurred costs during a time of increasing costs and the completion and subsequent operation of ongoing construction projects, primarily Plant Vogtle Units 3 and 4. Future earnings in the near term will depend, in part, upon maintaining and growing sales which are subject to a number of factors. These factors include weather, competition, new energy contracts with other utilities, energy conservation practiced by customers, the use of alternative energy sources by customers, the price of electricity, the price elasticity of demand, and the rate of economic growth or decline in Georgia Power's service territory. Demand for electricity is primarily driven by economic growth. The pace of economic growth and electricity demand may be affected by changes in regional and global economic conditions, which may impact future earnings. For additional information relating to these issues, see RISK FACTORS in Item 1A and MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL of Georgia Power in Item 7 of the Form 10-K.
Environmental Matters
Compliance costs related to federal and state environmental statutes and regulations could affect earnings if such costs cannot continue to be fully recovered in rates on a timely basis. Georgia Power's Environmental Compliance Cost Recovery (ECCR) tariff allows for the recovery of capital and operations and maintenance costs related to environmental controls mandated by state and federal regulations. Environmental compliance spending over the next several years may differ materially from the amounts estimated. The timing, specific requirements, and estimated costs could change as environmental statutes and regulations are adopted or modified, as compliance plans are revised or updated, and as legal challenges to rules are completed. Further, higher costs that are recovered through regulated rates could contribute to reduced demand for electricity, which could negatively affect results of operations, cash flows, and financial condition. See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Environmental Matters" of Georgia Power in Item 7 and Note 3 to the financial statements of Georgia Power under "Environmental Matters" in Item 8 of the Form 10-K for additional information.
Environmental Statutes and Regulations
Air Quality
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters Environmental Statutes and Regulations Air Quality" of Georgia Power in Item 7 of the Form 10-K for additional information regarding the EPA's final MATS rule, regional haze regulations, fine particulate matter National Ambient Air Quality Standards (NAAQS), and the Cross State Air Pollution Rule (CSAPR).
On April 25, 2016, in response to a June 2015 U.S. Supreme Court opinion, the EPA published its supplemental finding regarding consideration of costs in support of the MATS rule. This finding does not impact MATS rule

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compliance requirements, costs, or deadlines, and all Georgia Power units that are subject to the MATS rule completed the measures necessary to achieve compliance with the MATS rule by the applicable deadlines.
Also on April 25, 2016, the EPA issued proposed revisions to the regional haze regulations. The ultimate impact of the proposed revisions will depend on their ultimate adoption, implementation, and any legal challenges and cannot be determined at this time.
On September 6, 2016, the EPA designated all remaining areas within Georgia Power's service territory as attainment for the 2012 annual fine particulate matter NAAQS.
On October 26, 2016, the EPA published a final rule that updates the CSAPR ozone season nitrogen oxide program, including revising ozone-season emissions budgets in Alabama and certain other states. The State of Georgia's emission budget was not affected by the revisions but interstate emissions trading is restricted unless the state decides to voluntarily adopt a reduced budget. The ultimate impact of this rule will depend on the outcome of any legal challenges and implementation at the state level and cannot be determined at this time.
Coal Combustion Residuals
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters Environmental Statutes and Regulations Coal Combustion Residuals" of Georgia Power in Item 7 of the Form 10-K for additional information regarding the EPA's regulation of CCR.
On June 13, 2016, Georgia Power announced that all of its 29 ash ponds will cease operations and stop receiving coal ash in the next three years, and all ponds will eventually be closed either by removal, consolidation, and/or recycling for the beneficial use of coal ash or through closure in place using advanced engineering methods. On October 26, 2016, the Georgia Department of Natural Resources approved amendments to its state solid waste regulations to incorporate the requirements of the EPA's Disposal of Coal Combustion Residuals from Electric Utilities Rule (CCR Rule) and establish additional requirements for all of Georgia Power's onsite storage units consisting of landfills and surface impoundments. The final State of Georgia regulations are not anticipated to have a material impact on Georgia Power's compliance obligations under the CCR Rule. See Note (A) to the Condensed Financial Statements herein for information regarding Georgia Power's asset retirement obligations (ARO) as of September 30, 2016.
Retail Regulatory Matters
Georgia Power's revenues from regulated retail operations are collected through various rate mechanisms subject to the oversight of the Georgia PSC. Georgia Power currently recovers its costs from the regulated retail business through the 2013 ARP, which includes traditional base tariff rates, Demand-Side Management tariffs, ECCR tariffs, and Municipal Franchise Fee tariffs. In addition, financing costs related to the construction of Plant Vogtle Units 3 and 4 are being collected through the NCCR tariff and fuel costs are collected through separate fuel cost recovery tariffs. See "Nuclear Construction" herein and Note 3 to the financial statements of Georgia Power under "Retail Regulatory Matters – Nuclear Construction" in Item 8 of the Form 10-K for additional information regarding the NCCR tariff. Also see "Fuel Cost Recovery" herein for additional information regarding fuel cost recovery.
Pursuant to the terms and conditions of a settlement agreement related to Southern Company's acquisition of Southern Company Gas approved by the Georgia PSC on April 14, 2016, Georgia Power's 2013 ARP will continue in effect until December 31, 2019, and Georgia Power will be required to file its next base rate case by July 1, 2019. Furthermore, through December 31, 2019, Georgia Power and Atlanta Gas Light Company (collectively, Utilities) each will retain their respective merger savings, net of transition costs, as defined in the settlement agreement; through December 31, 2022, such net merger savings applicable to each utility will be shared on a 60/40 basis between their respective customers and the Utilities; thereafter, all merger savings will be retained by customers. See Note 3 to the financial statements of Georgia Power under "Retail Regulatory Matters" in Item 8 of the Form 10-K for additional information regarding the 2013 ARP.

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Renewables
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters – Renewables" of Georgia Power in Item 7 of the Form 10-K for information regarding renewable energy projects.
As part of the Georgia Power Advanced Solar Initiative (ASI), four PPAs totaling 149 MWs of solar contracted capacity from Southern Power began in the first quarter 2016. During the second quarter 2016, Georgia Power executed PPAs to purchase an additional 41 MWs of solar capacity under the ASI. Ownership of any associated renewable energy credits (REC) is specified in each respective PPA. The party that owns the RECs retains the right to use them.
On October 4, 2016, two 30-MW solar generating facilities at Fort Gordon and Fort Stewart Army bases began commercial operation. These solar generating facilities were approved by the Georgia PSC in 2014.
Integrated Resource Plan
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters – Integrated Resource Plan" of Georgia Power in Item 7 of the Form 10-K for additional information regarding Georgia Power's triennial Integrated Resource Plan (2016 IRP).
On July 28, 2016, the Georgia PSC voted to approve the 2016 IRP including the decertification and retirement of Plant Mitchell Units 3, 4A, and 4B (217 MWs) and Plant Kraft Unit 1 combustion turbine (17 MWs), as well as the decertification of the Intercession City unit (143 MWs total capacity). On August 2, 2016, the Plant Mitchell and Plant Kraft units were retired. On August 31, 2016, Georgia Power sold its 33% ownership interest in the Intercession City unit to Duke Energy Florida, Inc.
Additionally, the Georgia PSC approved Georgia Power's environmental compliance strategy and related expenditures proposed in the 2016 IRP, including measures taken to comply with existing government-imposed environmental mandates, subject to limits on expenditures for Plant McIntosh Unit 1 and Plant Hammond Units 1 through 4.
The Georgia PSC approved the reclassification of the remaining net book value of Plant Mitchell Unit 3 and costs associated with materials and supplies remaining at the unit retirement date to a regulatory asset. Recovery of the unit's net book value will continue through December 31, 2019, as provided in the 2013 ARP. The timing of the recovery of the remaining balance of the unit's net book value as of December 31, 2019 and costs associated with materials and supplies remaining at the unit retirement date will be deferred for consideration in Georgia Power's base rate case required to be filed by July 1, 2019.
The Georgia PSC also approved the Renewable Energy Development Initiative to procure an additional 1,200 MWs of renewable resources primarily utilizing market-based prices established through a competitive bidding process with expected in-service dates between 2018 and 2021. Additionally, 200 MWs of self-build capacity for use by Georgia Power was approved, as well as consideration for no more than 200 MWs of capacity as part of a renewable commercial and industrial program.
The Georgia PSC also approved recovery of costs up to $99 million through June 30, 2019 to preserve the nuclear option at a future generation site in Stewart County, Georgia. The timing of cost recovery will be determined by the Georgia PSC in a future base rate case. The ultimate outcome of this matter cannot be determined at this time.
Fuel Cost Recovery
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters – Fuel Cost Recovery" of Georgia Power in Item 7 of the Form 10-K for information regarding fuel cost recovery.
Georgia Power has established fuel cost recovery rates approved by the Georgia PSC. On May 17, 2016, the Georgia PSC approved Georgia Power's request to decrease fuel rates by 15% effective June 1, 2016, which will

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reduce annual billings by approximately $313 million. Georgia Power is currently scheduled to file its next fuel case by February 28, 2017.
Storm Damage Recovery
As of September 30, 2016, the balance in Georgia Power's regulatory asset related to storm damage was $94 million. During October 2016, Hurricane Matthew caused significant damage to Georgia Power's transmission and distribution facilities. The total amount of restoration costs related to this hurricane is estimated to be between $130 million and $155 million, which will be charged to capital accounts or to the storm damage reserve. Georgia Power is accruing $30 million annually through December 31, 2019, as provided in the 2013 ARP, to the storm damage reserve to cover the operating and maintenance costs of damages from major storms to its transmission and distribution facilities, which is recoverable through base rates. The rate of recovery of storm damage costs after December 31, 2019 is expected to be adjusted in Georgia Power's base rate case required to be filed by July 1, 2019. As a result of this regulatory treatment, costs related to storms are not expected to have a material impact on Georgia Power's financial statements. See Note 1 to the financial statements of Georgia Power under "Storm Damage Recovery" in Item 8 of the Form 10-K for additional information regarding Georgia Power's storm damage reserve.
Nuclear Construction
See Note 3 to the financial statements of Georgia Power under "Retail Regulatory Matters – Nuclear Construction" in Item 8 of the Form 10-K for additional information regarding the construction of Plant Vogtle Units 3 and 4, Vogtle Construction Monitoring (VCM) reports, the NCCR tariff, the Vogtle Construction Litigation (as defined below), and the Contractor Settlement Agreement (as defined below).
In 2008, Georgia Power, acting for itself and as agent for the Vogtle Owners, entered into an agreement with the Contractor, pursuant to which the Contractor agreed to design, engineer, procure, construct, and test Plant Vogtle Units 3 and 4 (Vogtle 3 and 4 Agreement).
Under the terms of the Vogtle 3 and 4 Agreement, the Vogtle Owners agreed to pay a purchase price subject to certain price escalations and adjustments, including fixed escalation amounts and index-based adjustments, as well as adjustments for change orders, and performance bonuses for early completion and unit performance. The Vogtle 3 and 4 Agreement also provides for liquidated damages upon the Contractor's failure to fulfill the schedule and performance guarantees, subject to a cap. In addition, the Vogtle 3 and 4 Agreement provides for limited cost sharing by the Vogtle Owners for Contractor costs under certain conditions (which have not occurred), with maximum additional capital costs under this provision attributable to Georgia Power (based on Georgia Power's ownership interest) of approximately $114 million. Each Vogtle Owner is severally (and not jointly) liable for its proportionate share, based on its ownership interest, of all amounts owed to the Contractor under the Vogtle 3 and 4 Agreement. Georgia Power's proportionate share is 45.7%.
On December 31, 2015, Westinghouse acquired Stone & Webster, Inc. from Chicago Bridge & Iron Company, N.V. (CB&I) and changed the name of Stone & Webster, Inc. to WECTEC Global Project Services Inc. (WECTEC). Certain obligations of Westinghouse and WECTEC under the Vogtle 3 and 4 Agreement were originally guaranteed by Toshiba Corporation (Westinghouse's parent company) and The Shaw Group Inc. (which is now a subsidiary of CB&I), respectively. On March 9, 2016, in connection with Westinghouse's acquisition of WECTEC and pursuant to the settlement agreement described below, the guarantee of The Shaw Group Inc. was terminated. The guarantee of Toshiba Corporation remains in place. In the event of certain credit rating downgrades of any Vogtle Owner, such Vogtle Owner will be required to provide a letter of credit or other credit enhancement. Additionally, as a result of credit rating downgrades of Toshiba Corporation, Westinghouse provided the Vogtle Owners with letters of credit in an aggregate amount of $920 million in accordance with, and subject to adjustment under, the terms of the Vogtle 3 and 4 Agreement.
The Vogtle Owners may terminate the Vogtle 3 and 4 Agreement at any time for their convenience, provided that the Vogtle Owners will be required to pay certain termination costs. The Contractor may terminate the Vogtle 3 and 4

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Agreement under certain circumstances, including certain Vogtle Owner suspension or delays of work, action by a governmental authority to permanently stop work, certain breaches of the Vogtle 3 and 4 Agreement by the Vogtle Owners, Vogtle Owner insolvency, and certain other events.
In 2009, the Georgia PSC voted to certify construction of Plant Vogtle Units 3 and 4. Georgia Power is required to file semi-annual VCM reports with the Georgia PSC by February 28 and August 31 each year. If the projected construction capital costs to be borne by Georgia Power increase by 5% above the certified cost or the projected in-service dates are significantly extended, Georgia Power is required to seek an amendment to the Plant Vogtle Units 3 and 4 certificate from the Georgia PSC. In February 2013, Georgia Power requested an amendment to the certificate to increase the estimated in-service capital cost of Plant Vogtle Units 3 and 4 from $4.4 billion to $4.8 billion and to extend the estimated in-service dates to the fourth quarter 2017 (from April 2016) and the fourth quarter 2018 (from April 2017) for Plant Vogtle Units 3 and 4, respectively. In October 2013, the Georgia PSC approved a stipulation (2013 Stipulation) between Georgia Power and the Georgia PSC Staff to waive the requirement to amend the Plant Vogtle Units 3 and 4 certificate until the completion of Plant Vogtle Unit 3 or earlier if deemed appropriate by the Georgia PSC and Georgia Power.
On April 15, 2015, the Georgia PSC issued a procedural order in connection with the twelfth VCM report, which included a requested amendment (Requested Amendment) to the Plant Vogtle Units 3 and 4 certificate to reflect the Contractor's revised forecast for completion of Plant Vogtle Units 3 and 4 (second quarter of 2019 and second quarter of 2020, respectively) and to increase the estimated total in-service capital cost of Plant Vogtle Units 3 and 4 to $5.0 billion. Pursuant to the Georgia PSC's procedural order, the Georgia PSC deemed the Requested Amendment unnecessary and withdrawn until the completion of construction of Plant Vogtle Unit 3 consistent with the 2013 Stipulation. The Georgia PSC recognized that the certified cost and the 2013 Stipulation do not constitute a cost recovery cap. In accordance with the Georgia Integrated Resource Planning Act, any costs incurred by Georgia Power in excess of the certified amount will be included in rate base, provided Georgia Power shows the costs to be reasonable and prudent.
On December 31, 2015, Westinghouse and the Vogtle Owners entered into a definitive settlement agreement (Contractor Settlement Agreement) to resolve disputes between the Vogtle Owners and the Contractor under the Vogtle 3 and 4 Agreement, including litigation that was pending in the U.S. District Court for the Southern District of Georgia (Vogtle Construction Litigation). Effective December 31, 2015, Georgia Power, acting for itself and as agent for the other Vogtle Owners, and the Contractor entered into an amendment to the Vogtle 3 and 4 Agreement to implement the Contractor Settlement Agreement. The Contractor Settlement Agreement and the related amendment to the Vogtle 3 and 4 Agreement (i) restrict the Contractor's ability to seek further increases in the contract price by clarifying and limiting the circumstances that constitute nuclear regulatory changes in law; (ii) provide for enhanced dispute resolution procedures; (iii) revise the guaranteed substantial completion dates to match the current estimated in-service dates of June 30, 2019 for Unit 3 and June 30, 2020 for Unit 4; (iv) provide that delay liquidated damages will commence from the current estimated nuclear fuel loading date for each unit, which is December 31, 2018 for Unit 3 and December 31, 2019 for Unit 4; and (v) provide that Georgia Power, based on its ownership interest, will pay to the Contractor and capitalize to the project cost approximately $350 million, of which approximately $256 million had been paid as of September 30, 2016. In addition, the Contractor Settlement Agreement provides for the resolution of other open existing items relating to the scope of the project under the Vogtle 3 and 4 Agreement, including cyber security, for which costs were reflected in Georgia Power's previously disclosed in-service cost estimate. Further, as part of the settlement and Westinghouse's acquisition of WECTEC: (i) Westinghouse engaged Fluor Enterprises, Inc., a subsidiary of Fluor Corporation, as a new construction subcontractor; and (ii) the Vogtle Owners, CB&I, and The Shaw Group Inc. entered into mutual releases of any and all claims arising out of events or circumstances in connection with the construction of Plant Vogtle Units 3 and 4 that occurred on or before the date of the Contractor Settlement Agreement. On January 5, 2016, the Vogtle Construction Litigation was dismissed with prejudice.
The Georgia PSC has approved fourteen VCM reports covering the periods through December 31, 2015, including construction capital costs incurred, which through that date totaled $3.3 billion. On January 21, 2016, Georgia Power submitted the Contractor Settlement Agreement and the related amendment to the Vogtle 3 and 4 Agreement

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to the Georgia PSC for its review. In accordance with the Georgia PSC's subsequent order, on April 5, 2016, Georgia Power filed supplemental information in support of the Contractor Settlement Agreement and Georgia Power's position that all construction costs to date have been prudently incurred and that the current estimated in-service capital cost and schedule are reasonable.
On October 20, 2016, Georgia Power and the Georgia PSC Staff entered into a settlement agreement (Vogtle Cost Settlement Agreement) resolving the following prudence matters: (i) none of the $3.3 billion of costs incurred through December 31, 2015 and reflected in the fourteenth VCM report will be disallowed from rate base on the basis of imprudence; (ii) the Contractor Settlement Agreement is reasonable and prudent and none of the amounts paid or to be paid pursuant to the Contractor Settlement Agreement should be disallowed from rate base on the basis of imprudence; (iii) financing costs on verified and approved capital costs will be deemed prudent provided they are incurred prior to December 31, 2019 and December 31, 2020 for Plant Vogtle Units 3 and 4, respectively; and (iv) (a) the in-service capital cost forecast will be adjusted to $5.680 billion (Revised Forecast), which includes a contingency of $240 million above Georgia Power's current forecast of $5.440 billion, (b) capital costs incurred up to the Revised Forecast will be presumed to be reasonable and prudent with the burden of proof on any party challenging such costs, and (c) Georgia Power would have the burden to show that any capital costs above the Revised Forecast are reasonable and prudent. Under the terms of the Vogtle Cost Settlement Agreement, the certified in-service capital cost for purposes of calculating the NCCR tariff will remain at $4.418 billion. Construction capital costs above $4.418 billion will accrue AFUDC through commercial operation. The ROE used to calculate the NCCR tariff will be reduced from 10.95% (the ROE rate setting point authorized by the Georgia PSC in the 2013 ARP) to 10.00% effective January 1, 2016. For purposes of the AFUDC calculation, the ROE on costs between $4.418 billion and $5.440 billion will also be 10.00% and the ROE on any amounts above $5.440 billion would be Georgia Power's average cost of long-term debt. If the Georgia PSC adjusts Georgia Power's ROE rate setting point in a rate case prior to Plant Vogtle Units 3 and 4 being placed into retail rate base, then the ROE for purposes of calculating both the NCCR tariff and AFUDC will likewise be 95 basis points lower than the revised ROE rate setting point. If Plant Vogtle Units 3 and 4 are not commercially operational by December 31, 2020, then (i) the ROE for purposes of calculating the NCCR tariff will be reduced an additional 300 basis points, and may, at the Georgia PSC's discretion, be accrued to be used for the benefit of customers, until such time as the units reach commercial operation and (ii) the ROE used to calculate AFUDC will be Georgia Power's average cost of long-term debt.
Under the terms of the Vogtle Cost Settlement Agreement, Plant Vogtle Units 3 and 4 will be placed into retail rate base on December 31, 2020 or upon reaching commercial operation, whichever is later. The Georgia PSC will determine for retail ratemaking purposes the process of transitioning Plant Vogtle Units 3 and 4 from a construction project to an operating plant no later than Georgia Power's base rate case required to be filed by July 1, 2019.
The Vogtle Cost Settlement Agreement is subject to approval by the Georgia PSC, which is scheduled to vote on this matter on December 20, 2016. Accordingly, the terms of the Vogtle Cost Settlement Agreement are subject to change and the terms of any final agreement approved by the Georgia PSC may differ materially from the terms of the Vogtle Cost Settlement Agreement. If approved, the Vogtle Cost Settlement Agreement is expected to reduce Georgia Power's revenues for the years 2016 through 2020 by a total of approximately $325 million ($115 million reduction in net income).
On August 31, 2016, Georgia Power filed the fifteenth VCM report with the Georgia PSC covering the period from January 1 through June 30, 2016 requesting approval of $141 million of construction capital costs incurred during that period. Georgia Power's CWIP balance for Plant Vogtle Units 3 and 4 was $3.8 billion as of September 30, 2016. Estimated financing costs during the construction period total approximately $2.4 billion, of which $1.2 billion had been incurred through September 30, 2016.
On November 1, 2016, Georgia Power submitted its 2017 NCCR tariff filing requesting that the current NCCR tariff rate remain effective for 2017 if the Georgia PSC approves the Vogtle Cost Settlement Agreement. As required under the current order, Georgia Power concurrently submitted a 2017 NCCR tariff rate calculated using the current authorized 10.95% ROE, which would result in an increase of approximately $70 million.

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There have been technical and procedural challenges to the construction and licensing of Plant Vogtle Units 3 and 4, at the federal and state level, and additional challenges may arise as construction proceeds. Processes are in place that are designed to assure compliance with the requirements specified in the Westinghouse Design Control Document and the combined construction and operating licenses, including inspections by Southern Nuclear and the NRC that occur throughout construction. As a result of such compliance processes, certain license amendment requests have been filed and approved or are pending before the NRC. Various design and other licensing-based compliance matters, including the timely resolution of Inspections, Tests, Analyses, and Acceptance Criteria and the related approvals by the NRC, may arise as construction proceeds, which may result in additional license amendments or require other resolution. If any license amendment requests or other licensing-based compliance issues are not resolved in a timely manner, there may be delays in the project schedule that could result in increased costs either to the Vogtle Owners or the Contractor or to both.
As construction continues, the risk remains that challenges with Contractor performance including labor productivity, fabrication, delivery, assembly, and installation of plant systems, structures, and components, or other issues could arise and may further impact project schedule and cost. Contractor performance and progress in recent months, primarily associated with Unit 3, has resulted in additional current schedule pressure of approximately three to four months and has increased the likelihood of further schedule impacts to that unit. Georgia Power expects the Contractor to employ mitigation efforts to maintain the current project schedule and believes the Contractor is responsible for any related costs under the Vogtle 3 and 4 Agreement. Should Unit 3 be placed in service after June 2019, Georgia Power estimates its financing costs to be approximately $22 million per month. Additionally, Georgia Power estimates its owner's costs to be approximately $2 million per month, net of delay liquidated damages and certain incentive payments that would no longer be required to be paid per the Contractor Settlement Agreement. The Contractor's progress on Unit 4 indicates that the current estimated in-service date of June 2020 remains achievable. In addition, the IRS has allocated production tax credits to each of Plant Vogtle Units 3 and 4, which require the applicable unit to be placed in service before 2021.
Future claims by the Contractor or Georgia Power (on behalf of the Vogtle Owners) could arise throughout construction. These claims may be resolved through formal and informal dispute resolution procedures under the Vogtle 3 and 4 Agreement and, under the enhanced dispute resolution procedures, may be resolved through litigation after the completion of nuclear fuel load for both units.
See RISK FACTORS of Georgia Power in Item 1A of the Form 10-K for a discussion of certain risks associated with the licensing, construction, and operation of nuclear generating units, including potential impacts that could result from a major incident at a nuclear facility anywhere in the world.
The ultimate outcome of these matters cannot be determined at this time.
Other Matters
Georgia Power is involved in various other matters being litigated and regulatory matters that could affect future earnings. In addition, Georgia Power is subject to certain claims and legal actions arising in the ordinary course of business. Georgia Power's business activities are subject to extensive governmental regulation related to public health and the environment, such as regulation of air emissions and water discharges. Litigation over environmental issues and claims of various types, including property damage, personal injury, common law nuisance, and citizen enforcement of environmental requirements, such as air quality and water standards, has occurred throughout the U.S. This litigation has included claims for damages alleged to have been caused by CO2 and other emissions, CCR, and alleged exposure to hazardous materials, and/or requests for injunctive relief in connection with such matters.
TheultimateoutcomeofsuchpendingorpotentiallitigationagainstGeorgia Powercannotbepredictedatthistime;however,forcurrentproceedingsnotspecificallyreportedinNote(B)totheCondensedFinancialStatementshereinorinNote3tothefinancialstatementsofGeorgia PowerinItem8ofthe Form 10-K,management does not anticipate that the ultimate liabilities, if any, arising from such current proceedings would have a material effect on Georgia Power's financial statements. See Note (B) to the Condensed Financial Statements herein for a discussion

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of various other contingencies, regulatory matters, and other matters being litigated which may affect future earnings potential.
Georgia Power regularly evaluates its operations and costs. Primarily in response to changing customer expectations and payment patterns, including electronic payments and alternative payment locations, and on-going efforts to increase overall operating efficiencies, Georgia Power initiated cost containment activities throughout the enterprise in July 2016, including the announced closure of 104 local offices and an employee attrition plan affecting approximately 300 positions. Charges associated with the cost containment activities are not expected to have a material impact on Georgia Power's results of operations, financial position, or cash flows. The cost containment activities are expected to reduce operating costs in 2017.
ACCOUNTING POLICIES
Application of Critical Accounting Policies and Estimates
Georgia Power prepares its financial statements in accordance with GAAP. Significant accounting policies are described in Note 1 to the financial statements of Georgia Power in Item 8 of the Form 10-K. In the application of these policies, certain estimates are made that may have a material impact on Georgia Power's results of operations and related disclosures. Different assumptions and measurements could produce estimates that are significantly different from those recorded in the financial statements. See MANAGEMENT'S DISCUSSION AND ANALYSIS – ACCOUNTING POLICIES – "Application of Critical Accounting Policies and Estimates" of Georgia Power in Item 7 of the Form 10-K for a complete discussion of Georgia Power's critical accounting policies and estimates related to Electric Utility Regulation, Asset Retirement Obligations, Pension and Other Postretirement Benefits, and Contingent Obligations.
Recently Issued Accounting Standards
On February 25, 2016, the FASB issued ASU No. 2016-02, Leases(Topic 842) (ASU 2016-02). ASU 2016-02 requires lessees to recognize on the balance sheet a lease liability and a right-of-use asset for all leases. ASU 2016-02 also changes the recognition, measurement, and presentation of expense associated with leases and provides clarification regarding the identification of certain components of contracts that would represent a lease. The accounting required by lessors is relatively unchanged. ASU 2016-02 is effective for fiscal years beginning after December 15, 2018, with early adoption permitted. Georgia Power is currently evaluating the new standard and has not yet determined its ultimate impact; however, adoption of ASU 2016-02 is expected to have a significant impact on Georgia Power's balance sheet.
On March 30, 2016, the FASB issued ASU No. 2016-09, Compensation-Stock Compensation(Topic 718): Improvements to Employee Share-Based Payment Accounting (ASU 2016-09). ASU 2016-09 changes the accounting for income taxes and the cash flow presentation for share-based payment award transactions. Most significantly, entities are required to recognize all excess tax benefits and deficiencies related to the exercise or vesting of stock compensation as income tax expense or benefit in the income statement. Georgia Power currently recognizes any excess tax benefits and deficiencies related to the exercise and vesting of stock compensation as additional paid-in capital. ASU 2016-09 is effective for fiscal years beginning after December 15, 2016. Early adoption is permitted and Georgia Power intends to adopt the ASU in the fourth quarter 2016. The adoption is not expected to have a material impact on the results of operations, financial position, or cash flows of Georgia Power.
FINANCIAL CONDITION AND LIQUIDITY
Overview
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Overview" of Georgia Power in Item 7 of the Form 10-K for additional information. Georgia Power's financial condition remained stable at September 30, 2016. Georgia Power intends to continue to monitor its access to short-term and long-term capital markets as well as bank credit agreements to meet future capital and liquidity needs. See

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"Capital Requirements and Contractual Obligations," "Sources of Capital," and "Financing Activities" herein for additional information.
Net cash provided from operating activities totaled $2.26 billion for the first nine months of 2016 compared to $2.16 billion for the corresponding period in 2015. The increase was primarily due to $14 million lessthe timing of a reduction in depreciation invendor payments. Net cash used for investing activities totaled $1.76 billion for the first threenine months of 2016 compared to $1.39 billion for the corresponding period in 2015 as authorized in the Rate Case Settlement Agreement,primarily related to installation of equipment to comply with environmental standards and property additions atconstruction of generation, transmission, and distribution facilities. Net cash used for financing activities totaled $522 million for the first nine months of 2016 compared to $711 million in the corresponding period in 2015. The decrease in cash used for financing activities is primarily due to higher capital contributions received from Southern Company and senior note issuances, partially offset by higher common stock dividends and lower borrowings from the FFB for construction of Plant Vogtle Units 3 and 4. Cash flows from financing activities vary from period to period based on capital needs and the maturity or redemption of securities.
Significant balance sheet changes for the first nine months of 2016 include an increase in property, plant, and equipment of $1.1 billion to comply with environmental standards and construction of generation, transmission, and distribution facilities and increases in current and deferred ARO liabilities of $638 million and other regulatory assets, deferred of $378 million primarily related to changes in ash pond closure strategy. See FUTURE EARNINGS POTENTIAL – "Environmental MattersEnvironmental Statutes and RegulationsCoal Combustion Residuals" herein for additional information regarding changes in ash pond closure strategy.
Capital Requirements and Contractual Obligations
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Capital Requirements and Contractual Obligations" of Georgia Power in Item 7 of the Form 10-K for a description of Georgia Power's capital requirements for its construction program, including estimated capital expenditures for Plant Vogtle Units 3 and 4 and to comply with existing environmental statutes and regulations, scheduled maturities of long-term debt, as well as related interest, derivative obligations, preferred and preference stock dividends, leases, purchase commitments, and trust funding requirements. Approximately $458 million will be required through September 30, 2017 to fund maturities of long-term debt. See "Sources of Capital" herein for additional information.
Georgia Power's construction program is currently estimated to total $2.6 billion for 2017, $2.7 billion for 2018, $2.3 billion for 2019, $2.2 billion for 2020, and $1.8 billion for 2021. These amounts include expenditures of approximately $0.6 billion for 2017, $0.7 billion for 2018, $0.4 billion for 2019, and $0.1 billion for 2020 to continue and complete construction of Plant Vogtle Units 3 and 4. These estimated expenditures do not include potential compliance costs that may arise from the EPA's final rules and guidelines or subsequently approved state plans that would limit CO2 emissions from existing, new, modified, or reconstructed fossil-fuel-fired electric generating units.
The construction program is subject to periodic review and revision, and actual construction costs may vary from these estimates because of numerous factors. These factors include: changes in business conditions; changes in load projections; changes in environmental statutes and regulations; the outcome of any legal challenges to the environmental rules; changes in generating plants, including unit retirements and replacements and adding or changing fuel sources at existing units, to meet regulatory requirements; changes in FERC rules and regulations; Georgia PSC approvals; changes in the expected environmental compliance program; changes in legislation; the cost and efficiency of construction labor, equipment, and materials; project scope and design changes; storm impacts; and the cost of capital. In addition, there can be no assurance that costs related to capital expenditures will be fully recovered. See Note 3 to the financial statements of GulfGeorgia Power under "Retail Regulatory Matters – Retail Base Rate Case"Nuclear Construction" in Item 8 of the Form 10-K and Note (B) to the Condensed Financial Statements under "Retail"Retail Regulatory MattersGulfGeorgia PowerNuclear Construction" herein for information regarding additional factors that may impact construction expenditures.

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Sources of Capital
Except as described below with respect to the DOE loan guarantees, Georgia Power plans to obtain the funds required for construction and other purposes from sources similar to those used in the past, which were primarily from operating cash flows, short-term debt, external security issuances, term loans, and equity contributions from Southern Company. However, the amount, type, and timing of any future financings, if needed, will depend upon regulatory approval, prevailing market conditions, and other factors. See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Sources of Capital" of Georgia Power in Item 7 of the Form 10-K for additional information.
In addition, Georgia Power may make borrowings through a loan guarantee agreement (Loan Guarantee Agreement) between Georgia Power and the DOE, the proceeds of which may be used to reimburse Georgia Power for Eligible Project Costs incurred in connection with its construction of Plant Vogtle Units 3 and 4. Under the Loan Guarantee Agreement, the DOE agreed to guarantee borrowings of up to $3.46 billion (not to exceed 70% of Eligible Project Costs) to be made by Georgia Power under a multi-advance credit facility (FFB Credit Facility) among Georgia Power, the DOE, and the FFB. Eligible Project Costs incurred through September 30, 2016 would allow for borrowings of up to $2.6 billion under the FFB Credit Facility, of which Georgia Power has borrowed $2.5 billion. See Note 6 to the financial statements of Georgia Power under "DOE Loan Guarantee Borrowings" in Item 8 of the Form 10-K for additional information regarding the Loan Guarantee Agreement and Note (B) to the Condensed Financial Statements under "Retail Base Rate Case"Regulatory MattersGeorgia PowerNuclear Construction" herein for additional information regarding Plant Vogtle Units 3 and 4.
As of September 30, 2016, Georgia Power's current liabilities exceeded current assets by $656 million primarily due to scheduled maturities of long-term debt. Georgia Power intends to utilize operating cash flows, as well as FFB borrowings, commercial paper, lines of credit, bank notes, and external securities issuances, as market conditions permit, and equity contributions from Southern Company to fund its short-term capital needs. Georgia Power has substantial cash flow from operating activities and access to the capital markets and financial institutions to meet liquidity needs.
At September 30, 2016, Georgia Power had approximately $47 million of cash and cash equivalents. Georgia Power's committed credit arrangement with banks at September 30, 2016 was $1.75 billion of which $1.73 billion was unused. This credit arrangement expires in 2020.
This bank credit arrangement contains a covenant that limits debt levels and contains a cross acceleration provision to other indebtedness (including guarantee obligations) of Georgia Power. Such cross acceleration provision to other indebtedness would trigger an event of default if Georgia Power defaulted on indebtedness, the payment of which was then accelerated. Georgia Power is currently in compliance with this covenant. This bank credit arrangement does not contain a material adverse change clause at the time of borrowing.
Subject to applicable market conditions, Georgia Power expects to renew or replace this credit arrangement, as needed, prior to expiration. In connection therewith, Georgia Power may extend the maturity date and/or increase or decrease the lending commitments thereunder.
See Note 6 to the financial statements of Georgia Power under "Bank Credit Arrangements" in Item 8 of the Form 10-K and Note (E) to the Condensed Financial Statements under "Bank Credit Arrangements" herein for additional information.
A portion of the unused credit with banks is allocated to provide liquidity support to Georgia Power's pollution control revenue bonds and commercial paper program. The amount of variable rate pollution control revenue bonds outstanding requiring liquidity support as of September 30, 2016 was approximately $868 million. In addition, at September 30, 2016, Georgia Power had $250 million of fixed rate pollution control revenue bonds outstanding that were required to be reoffered within the next 12 months.
Georgia Power may also meet short-term cash needs through a Southern Company subsidiary organized to issue and sell commercial paper at the request and for the benefit of Georgia Power and the other traditional electric operating

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companies. Proceeds from such issuances for the benefit of Georgia Power are loaned directly to Georgia Power. The obligations of each company under these arrangements are several and there is no cross-affiliate credit support.
Details of short-term borrowings were as follows:
  
Short-term Debt at
September 30, 2016
 
Short-term Debt During the Period (*)
  

Amount
Outstanding
 
Weighted
Average
Interest
Rate
 Average Amount Outstanding Weighted Average Interest Rate 
Maximum
Amount
Outstanding
  (in millions)   (in millions)   (in millions)
Commercial paper $95
 0.8% $59
 0.8% $197
(*)Average and maximum amounts are based upon daily balances during the three-month period ended September 30, 2016.
Georgia Power believes the need for working capital can be adequately met by utilizing commercial paper programs, lines of credit, short-term bank notes, and operating cash flows.
Credit Rating Risk
Georgia Power does not have any credit arrangements that would require material changes in payment schedules or terminations as a result of a credit rating downgrade.
There are certain contracts that could require collateral, but not accelerated payment, in the event of a credit rating change to BBB- and/or Baa3 or below. These contracts are for physical electricity purchases and sales, fuel purchases, fuel transportation and storage, energy price risk management, transmission, and construction of new generation at Plant Vogtle Units 3 and 4.
The maximum potential collateral requirements under these contracts at September 30, 2016 were as follows:
Credit RatingsMaximum Potential
Collateral
Requirements
 (in millions)
At BBB- and/or Baa3$93
Below BBB- and/or Baa3$1,222
Included in these amounts are certain agreements that could require collateral in the event that one or more Southern Company system power pool participants has a credit rating change to below investment grade. Generally, collateral may be provided by a Southern Company guaranty, letter of credit, or cash. Additionally, a credit rating downgrade could impact the ability of Georgia Power to access capital markets and would be likely to impact the cost at which it does so.
Financing Activities
In January 2016, $4.085 million aggregate principal amount of Savannah Economic Development Authority Pollution Control Revenue Bonds (Savannah Electric and Power Company Project), First Series 1993 matured.
In March 2016, Georgia Power issued $325 million aggregate principal amount of Series 2016A 3.25% Senior Notes due April 1, 2026 and $325 million aggregate principal amount of Series 2016B 2.40% Senior Notes due April 1, 2021. An amount equal to the proceeds from the Series 2016A 3.25% Senior Notes due April 1, 2026 will be allocated to eligible green expenditures, including financing of or investments in solar generating facilities or electric vehicle charging infrastructure, or payments under PPAs served by solar or wind generating facilities. The proceeds from the Series 2016B 2.40% Senior Notes due April 1, 2021 were used to repay at maturity $250 million aggregate principal amount of Georgia Power's Series 2013B Floating Rate Senior Notes due March 15, 2016, to

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repay a portion of Georgia Power's short-term indebtedness, and for general corporate purposes, including Georgia Power's continuous construction program.
In April 2016, Georgia Power's $250 million aggregate principal amount of Series 2011B 3.00% Senior Notes matured.
In June 2016, Georgia Power made additional borrowings under the FFB Credit Facility in an aggregate principal amount of $300 million at a 2.571% interest rate through the final maturity date of February 20, 2044. The proceeds were used to reimburse Georgia Power for Eligible Project Costs relating to the construction of Plant Vogtle Units 3 and 4.
In August 2016, Georgia Power's $200 million aggregate principal amount of Series 2013C Floating Rate Senior Notes matured.
In addition to any financings that may be necessary to meet capital requirements and contractual obligations, Georgia Power plans to continue, when economically feasible, a program to retire higher-cost securities and replace these obligations with lower-cost capital if market conditions permit.

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Allowance for Equity Funds Used During Construction
First Quarter 2016 vs. First Quarter 2015
Third Quarter 2016 vs. Third Quarter 2015Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (% change) (change in millions) (% change)
$(4)(7) (100.0) (50.0) $(20) (46.5)
In the firstthird quarter 2016, AFUDC equity was immaterial$7 million compared to $14 million for the corresponding period in 2015. For year-to-date 2016, AFUDC equity was $23 million compared to $43 million for the corresponding period in 2015. These decreases were primarily associated with environmental compliance and steam generation capital projects being placed in service in 2016.
Interest Expense, Net of Amounts Capitalized
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$6 8.5 $19 9.3
In the third quarter 2016, interest expense, net of amounts capitalized was $77 million compared to $71 million for the corresponding period in 2015. The increase was primarily due to an increase in debt outstanding and a reduction in amounts capitalized.
For year-to-date 2016, interest expense, net of amounts capitalized was $224 million compared to $205 million for the corresponding period in 2015. The increase was primarily due to an increase in debt outstanding and a reduction in amounts capitalized. See "Allowance for Equity Funds Used During Construction" herein, FUTURE EARNINGS POTENTIAL – "Financing Activities – Financial Condition and Liquidity" herein, and Note 6 to the financial statements of Alabama Power under "Senior Notes" in Item 8 of the Form 10-K for additional information.
Other Income (Expense), Net
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$2 28.6 $8 33.3
For year-to-date 2016, other income (expense), net was $(16) million compared to $(24) million for the corresponding period in 2015. The change was primarily due to a decrease in donations, partially offset by a decrease in sales of non-utility property in 2016.
Income Taxes
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$29 15.1 $39 9.1
In the third quarter 2016, income taxes were $221 million compared to $192 million for the corresponding period in 2015. The increase was primarily due to higher pre-tax earnings in 2016.
For year-to-date 2016, income taxes were $466 million compared to $427 million for the corresponding period in 2015. The increase was primarily due to higher pre-tax earnings and state tax credits taken in 2015.

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Dividends on Preferred and Preference Stock
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$—  $(8) (38.1)
For year-to-date 2016, dividends on preferred and preference stock were $13 million compared to $21 million for the corresponding period in 2015. This decrease was primarily due to the redemption in May 2015 of certain series of preferred and preference stock. See Note 6 to the financial statements of Alabama Power under "Redeemable Preferred and Preference Stock" in Item 8 of the Form 10-K for additional information.
FUTURE EARNINGS POTENTIAL
The results of operations discussed above are not necessarily indicative of Alabama Power's future earnings potential. The level of Alabama Power's future earnings depends on numerous factors that affect the opportunities, challenges, and risks of Alabama Power's primary business of selling electricity. These factors include Alabama Power's ability to maintain a constructive regulatory environment that continues to allow for the timely recovery of prudently-incurred costs during a time of increasing costs. Future earnings in the near term will depend, in part, upon maintaining and growing sales which are subject to a number of factors. These factors include weather, competition, new energy contracts with other utilities, energy conservation practiced by customers, the use of alternative energy sources by customers, the price of electricity, the price elasticity of demand, and the rate of economic growth or decline in Alabama Power's service territory. Demand for electricity is primarily driven by economic growth. The pace of economic growth and electricity demand may be affected by changes in regional and global economic conditions, which may impact future earnings. For additional information relating to these issues, see RISK FACTORS in Item 1A and MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL of Alabama Power in Item 7 of the Form 10-K.
Environmental Matters
Compliance costs related to federal and state environmental statutes and regulations could affect earnings if such costs cannot continue to be fully recovered in rates on a timely basis. Environmental compliance spending over the next several years may differ materially from the amounts estimated. The timing, specific requirements, and estimated costs could change as environmental statutes and regulations are adopted or modified, as compliance plans are revised or updated, and as legal challenges to rules are completed. Environmental compliance costs are recovered through Rate CNP Compliance. See Note 3 to the financial statements of Alabama Power under "Retail Regulatory Matters – Rate CNP" in Item 8 of the Form 10-K for additional information. Further, higher costs that are recovered through regulated rates could contribute to reduced demand for electricity, which could negatively affect results of operations, cash flows, and financial condition. See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Environmental Matters" of Alabama Power in Item 7 and Note 3 to the financial statements of Alabama Power under "Environmental Matters" in Item 8 of the Form 10-K for additional information.
Environmental Statutes and Regulations
Air Quality
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters Environmental Statutes and Regulations Air Quality" of Alabama Power in Item 7 of the Form 10-K for additional information regarding the EPA's final MATS rule, regional haze regulations, and the Cross State Air Pollution Rule (CSAPR).
On April 25, 2016, in response to a June 2015 U.S. Supreme Court opinion, the EPA published its supplemental finding regarding consideration of costs in support of the MATS rule. This finding does not impact MATS rule

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compliance requirements, costs, or deadlines, and all Alabama Power units that are subject to the MATS rule completed the measures necessary to achieve compliance with the MATS rule by the applicable deadlines.
Also on April 25, 2016, the EPA issued proposed revisions to the regional haze regulations. The ultimate impact of the proposed revisions will depend on their ultimate adoption, implementation, and any legal challenges and cannot be determined at this time.
On October 26, 2016, the EPA published a final rule that updates the CSAPR ozone season nitrogen oxide program, including revising ozone-season emissions budgets in Alabama. The ultimate impact of this rule will depend on the outcome of any legal challenges and implementation at the state level and cannot be determined at this time.
FERC Matters
See BUSINESS – "Regulation – Federal Power Act" in Item 1 of the Form 10-K for a discussion of Alabama Power's hydroelectric developments on the Coosa River. On April 21, 2016, the FERC issued an order granting in part and denying in part Alabama Power's rehearing request of the new license for Alabama Power's seven hydroelectric developments on the Coosa River. The order also denied rehearing requests filed by Alabama Rivers Alliance, American Rivers, the Georgia Environmental Protection Division, and the Atlanta Regional Commission. On May 17, 2016, Alabama Rivers Alliance and American Rivers filed an additional rehearing request and also filed a petition for review by the U.S. Court of Appeals for the District of Columbia Circuit. On September 12, 2016, the FERC issued an order denying the second rehearing request, and Alabama Rivers Alliance and American Rivers filed an appeal of the April 21, 2016 order to the U.S. Court of Appeals for the District of Columbia Circuit. The ultimate outcome of this matter cannot be determined at this time.
Retail Regulatory Matters
Alabama Power's revenues from regulated retail operations are collected through various rate mechanisms subject to the oversight of the Alabama PSC. Alabama Power currently recovers its costs from the regulated retail business primarily through its Rate RSE, Rate CNP Compliance, rate energy cost recovery, and rate natural disaster reserve. In addition, the Alabama PSC issues accounting orders to address current events impacting Alabama Power. See Notes 1 and 3 to the financial statements of Alabama Power under "Nuclear Outage Accounting Order" and "Retail Regulatory Matters," respectively, in Item 8 of the Form 10-K for additional information regarding Alabama Power's rate mechanisms and accounting orders. The recovery balance of each regulatory clause for Alabama Power is reported in Note (B) to the Condensed Financial Statements herein.
Environmental Accounting Order
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters – Environmental Accounting Order" of Alabama Power in Item 7 of the Form 10-K for information regarding the environmental accounting order.
In April 2016, as part of its environmental compliance strategy, Alabama Power ceased using coal at Plant Greene County Units 1 and 2 (300 MWs representing Alabama Power's ownership interest) and began operating Units 1 and 2 solely on natural gas in June 2016 and July 2016, respectively.
Renewables
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters – Renewables" of Alabama Power in Item 7 of the Form 10-K for information regarding renewable energy projects.
In accordance with the Alabama PSC order approving up to 500 MWs of renewable projects, Alabama Power has entered into agreements to purchase power from or to build renewable generation sources, including a 72-MW solar PPA approved by the Alabama PSC in June 2016. Alabama Power is marketing the associated renewable energy credits (REC) generated by this solar PPA to customers interested in supporting renewable energy development. The

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terms of the renewable agreements permit Alabama Power to use the energy and retire the associated RECs in service of its customers or to sell RECs, separately or bundled with energy.
Other Matters
Alabama Power is involved in various other matters being litigated and regulatory matters that could affect future earnings. In addition, Alabama Power is subject to certain claims and legal actions arising in the ordinary course of business. Alabama Power's business activities are subject to extensive governmental regulation related to public health and the environment, such as regulation of air emissions and water discharges. Litigation over environmental issues and claims of various types, including property damage, personal injury, common law nuisance, and citizen enforcement of environmental requirements, such as air quality and water standards, has occurred throughout the U.S. This litigation has included claims for damages alleged to have been caused by CO2 and other emissions, CCR, and alleged exposure to hazardous materials, and/or requests for injunctive relief in connection with such matters.
TheultimateoutcomeofsuchpendingorpotentiallitigationagainstAlabama Powercannotbepredictedatthistime;however,forcurrentproceedingsnotspecificallyreportedinNote(B)totheCondensedFinancialStatementshereinorinNote3tothefinancialstatementsofAlabama PowerinItem8ofthe Form 10-K,management does not anticipate that the ultimate liabilities, if any, arising from such current proceedings would have a material effect on Alabama Power's financial statements. See Note (B) to the Condensed Financial Statements herein for a discussion of various other contingencies, regulatory matters, and other matters being litigated which may affect future earnings potential.
ACCOUNTING POLICIES
Application of Critical Accounting Policies and Estimates
Alabama Power prepares its financial statements in accordance with GAAP. Significant accounting policies are described in Note 1 to the financial statements of Alabama Power in Item 8 of the Form 10-K. In the application of these policies, certain estimates are made that may have a material impact on Alabama Power's results of operations and related disclosures. Different assumptions and measurements could produce estimates that are significantly different from those recorded in the financial statements. See MANAGEMENT'S DISCUSSION AND ANALYSIS – ACCOUNTING POLICIES – "Application of Critical Accounting Policies and Estimates" of Alabama Power in Item 7 of the Form 10-K for a complete discussion of Alabama Power's critical accounting policies and estimates related to Electric Utility Regulation, Asset Retirement Obligations, Pension and Other Postretirement Benefits, and Contingent Obligations.
Recently Issued Accounting Standards
On February 25, 2016, the FASB issued ASU No. 2016-02, Leases(Topic 842) (ASU 2016-02). ASU 2016-02 requires lessees to recognize on the balance sheet a lease liability and a right-of-use asset for all leases. ASU 2016-02 also changes the recognition, measurement, and presentation of expense associated with leases and provides clarification regarding the identification of certain components of contracts that would represent a lease. The accounting required by lessors is relatively unchanged. ASU 2016-02 is effective for fiscal years beginning after December 15, 2018, with early adoption permitted. Alabama Power is currently evaluating the new standard and has not yet determined its ultimate impact; however, adoption of ASU 2016-02 is expected to have a significant impact on Alabama Power's balance sheet.
On March 30, 2016, the FASB issued ASU No. 2016-09, Compensation-Stock Compensation(Topic 718): Improvements to Employee Share-Based Payment Accounting (ASU 2016-09). ASU 2016-09 changes the accounting for income taxes and the cash flow presentation for share-based payment award transactions. Most significantly, entities are required to recognize all excess tax benefits and deficiencies related to the exercise or vesting of stock compensation as income tax expense or benefit in the income statement. Alabama Power currently recognizes any excess tax benefits and deficiencies related to the exercise and vesting of stock compensation as additional paid-in capital. ASU 2016-09 is effective for fiscal years beginning after December 15, 2016. Early

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adoption is permitted and Alabama Power intends to adopt the ASU in the fourth quarter 2016. The adoption is not expected to have a material impact on the results of operations, financial position, or cash flows of Alabama Power.
FINANCIAL CONDITION AND LIQUIDITY
Overview
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Overview" of Alabama Power in Item 7 of the Form 10-K for additional information. Alabama Power's financial condition remained stable at September 30, 2016. Alabama Power intends to continue to monitor its access to short-term and long-term capital markets as well as its bank credit arrangements to meet future capital and liquidity needs. See "Capital Requirements and Contractual Obligations," "Sources of Capital," and "Financing Activities" herein for additional information.
Net cash provided from operating activities totaled $1.5 billion for the first nine months of 2016, a decrease of $44 million as compared to the first nine months of 2015. The decrease in net cash provided from operating activities was primarily due to lower fuel cost recovery revenues during 2016, partially offset by lower income tax payments and the receipt of income tax refunds as a result of bonus depreciation. Net cash used for investing activities totaled $1.1 billion for the first nine months of 2016 primarily due to gross property additions related to environmental, distribution, steam generation, and transmission. Net cash used for financing activities totaled $91 million for the first nine months of 2016 primarily due to common stock dividend payments and a redemption of long-term debt, partially offset by issuances of long-term debt and additional capital contributions from Southern Company. Cash flows from financing activities vary from period to period based on capital needs and the maturity or redemption of securities.
Significant balance sheet changes for the first nine months of 2016 include increases of $422 million in property, plant, and equipment, primarily due to additions to environmental, distribution, nuclear generation, and transmission, $362 million in cash and cash equivalents, $266 million in additional paid-in capital due to capital contributions from Southern Company, $264 million in accumulated deferred income taxes related to bonus depreciation, and $205 million in long-term debt primarily due to the issuance of additional senior notes. Other significant changes include decreases of $239 million in other regulatory liabilities, current, primarily due to the timing of fuel cost recovery and $177 million in other accounts payable primarily due to the timing of vendor payments.
See Note 3 to the financial statements of Alabama Power under "Retail Regulatory Matters" in Item 8 of the Form 10-K for additional information regarding Alabama Power's rate mechanisms.
Capital Requirements and Contractual Obligations
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Capital Requirements and Contractual Obligations" of Alabama Power in Item 7 of the Form 10-K for a description of Alabama Power's capital requirements for its construction program, including estimated capital expenditures to comply with existing environmental statutes and regulations, scheduled maturities of long-term debt, as well as the related interest, derivative obligations, preferred and preference stock dividends, leases, purchase commitments, and trust funding requirements. Approximately $236 million will be required through September 30, 2017 to fund maturities of long-term debt.
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Environmental Matters – Environmental Statutes and Regulations – General" and " – Global Climate Issues" of Alabama Power in Item 7 of the Form 10-K for additional information on Alabama Power's environmental compliance strategy.
Alabama Power's approved construction program is currently estimated to total $1.9 billion for 2017, $1.6 billion for 2018, $1.2 billion for 2019, $1.3 billion for 2020, and $1.2 billion for 2021. The construction program includes capital expenditures related to contractual purchase commitments for nuclear fuel and capital expenditures covered under long-term service agreements. Estimated capital expenditures to comply with environmental statutes and

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regulations included in these amounts are $0.5 billion for 2017, $0.3 billion for 2018, $0.1 billion for 2019, $0.1 billion for 2020, and $0.2 billion for 2021. These estimated expenditures include anticipated costs for compliance with the Disposal of Coal Combustion Residuals from Electric Utilities final rule (CCR Rule) and the EPA's final effluent guidelines rule. These estimated expenditures do not include potential compliance costs that may arise from the EPA's final rules and guidelines or subsequently approved state plans that would limit CO2 emissions from existing, new, modified, or reconstructed fossil-fuel-fired electric generating units.
Alabama Power also anticipates costs associated with closure in place and ground water monitoring of ash ponds in accordance with the CCR Rule, which are not reflected in the capital expenditures above as these costs are associated with Alabama Power's asset retirement obligation liabilities. These costs, which will change as Alabama Power continues to refine its assumptions underlying the cost estimates and evaluate the method and timing of compliance, are estimated to be $31 million for 2017, $26 million for 2018, $100 million for 2019, $105 million for 2020, and $107 million for 2021. See Note 1 to the financial statements of Alabama Power under "Asset Retirement Obligations and Other Costs of Removal" in Item 8 of the Form 10-K for additional information. Costs associated with the CCR Rule are expected to be recovered through Rate CNP Compliance.
The construction program is subject to periodic review and revision, and actual construction costs may vary from these estimates because of numerous factors. These factors include: changes in business conditions; changes in load projections; changes in environmental statutes and regulations; the outcome of any legal challenges to the environmental rules; changes in generating plants, including unit retirements and replacements and adding or changing fuel sources at existing units, to meet regulatory requirements; changes in the expected environmental compliance program; changes in FERC rules and regulations; Alabama PSC approvals; changes in legislation; the cost and efficiency of construction labor, equipment, and materials; project scope and design changes; storm impacts; and the cost of capital. In addition, there can be no assurance that costs related to capital expenditures will be fully recovered.
Sources of Capital
Alabama Power plans to obtain the funds to meet its future capital needs through operating cash flows, short-term debt, term loans, external security issuances, and equity contributions from Southern Company. However, the amount, type, and timing of any future financings, if needed, depend upon prevailing market conditions, regulatory approval, and other factors. See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Sources of Capital" of Alabama Power in Item 7 of the Form 10-K for additional information.
Alabama Power's current liabilities sometimes exceed current assets because of long-term debt maturities and the periodic use of short-term debt as a funding source, as well as significant seasonal fluctuations in cash needs.
At September 30, 2016, Alabama Power had approximately $556 million of cash and cash equivalents. Committed credit arrangements with banks at September 30, 2016 were as follows:
Expires     
Due Within One
Year
2017 2018 2020 Total Unused 
Term
Out
 
No Term
Out
(in millions) (in millions) (in millions)
$35
 $500
 $800
 $1,335
 $1,335
 $
 $35
See Note 6 to the financial statements of Alabama Power under "Bank Credit Arrangements" in Item 8 of the Form 10-K and Note (E) to the Condensed Financial Statements under "Bank Credit Arrangements" herein for additional information.
Most of these bank credit arrangements, as well as Alabama Power's term loan arrangements, contain covenants that limit debt levels and contain cross acceleration provisions to other indebtedness (including guarantee obligations) of Alabama Power. Such cross acceleration provisions to other indebtedness would trigger an event of default if

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Alabama Power defaulted on indebtedness, the payment of which was then accelerated. Alabama Power is currently in compliance with all such covenants. None of the bank credit arrangements contain material adverse change clauses at the time of borrowings.
Subject to applicable market conditions, Alabama Power expects to renew or replace its bank credit arrangements as needed, prior to expiration. In connection therewith, Alabama Power may extend the maturity dates and/or increase or decrease the lending commitments thereunder.
A portion of the unused credit with banks is allocated to provide liquidity support to Alabama Power's pollution control revenue bonds and commercial paper borrowings. The amount of variable rate pollution control revenue bonds outstanding requiring liquidity support as of September 30, 2016 was approximately $890 million. In addition, at September 30, 2016, Alabama Power had $87 million of fixed rate pollution control revenue bonds outstanding that were required to be reoffered within the next 12 months.
Alabama Power also has substantial cash flow from operating activities and access to capital markets, including a commercial paper program, to meet liquidity needs. Alabama Power may meet short-term cash needs through its commercial paper program. Alabama Power may also meet short-term cash needs through a Southern Company subsidiary organized to issue and sell commercial paper at the request and for the benefit of Alabama Power and the other traditional electric operating companies. Proceeds from such issuances for the benefit of Alabama Power are loaned directly to Alabama Power. The obligations of each company under these arrangements are several and there is no cross-affiliate credit support.
Details of short-term borrowings were as follows:
  
Short-term Debt During the Period(*)
  
Average
Amount
Outstanding
 
Weighted
Average
Interest Rate
 
Maximum
Amount
Outstanding
  (in millions)   (in millions)
Commercial paper $15
 0.6% $100
(*)Average and maximum amounts are based upon daily balances during the three-month period ended September 30, 2016. No short-term debt was outstanding at September 30, 2016.
Alabama Power believes the need for working capital can be adequately met by utilizing commercial paper programs, lines of credit, short-term bank notes, and operating cash flows.
Credit Rating Risk
Alabama Power does not have any credit arrangements that would require material changes in payment schedules or terminations as a result of a credit rating downgrade.
There are certain contracts that could require collateral, but not accelerated payment, in the event of a credit rating change to BBB and/or Baa2 or below. These contracts are primarily for physical electricity purchases, fuel purchases, fuel transportation and storage, energy price risk management, and transmission. The maximum potential collateral requirements under these contracts at September 30, 2016 were as follows:
Credit Ratings
Maximum Potential
Collateral
Requirements
 (in millions)
At BBB and/or Baa2$1
At BBB- and/or Baa3$2
Below BBB- and/or Baa3$347

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Included in these amounts are certain agreements that could require collateral in the event that one or more Southern Company system power pool participants has a credit rating change to below investment grade. Generally, collateral may be provided by a Southern Company guaranty, letter of credit, or cash. Additionally, a credit rating downgrade could impact the ability of Alabama Power to access capital markets, and would be likely to impact the cost at which it does so.
Financing Activities
In January 2016, Alabama Power issued $400 million aggregate principal amount of Series 2016A 4.30% Senior Notes due January 2, 2046. The proceeds were used to repay at maturity $200 million aggregate principal amount of Alabama Power's Series FF 5.20% Senior Notes due January 15, 2016 and for general corporate purposes, including Alabama Power's continuous construction program.
In March 2016, Alabama Power entered into three bank term loan agreements with maturity dates of March 2021, in an aggregate principal amount of $45 million, one of which bears interest at 2.38% per annum and two of which bear interest based on three-month LIBOR.
In addition to any financings that may be necessary to meet capital requirements and contractual obligations, Alabama Power plans to continue, when economically feasible, a program to retire higher-cost securities and replace these obligations with lower-cost capital if market conditions permit.

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CONDENSED STATEMENTS OF INCOME (UNAUDITED)

 For the Three Months Ended September 30, For the Nine Months Ended September 30,
 2016 2015 2016 2015
 (in millions) (in millions)
Operating Revenues:       
Retail revenues$2,540
 $2,537
 $6,164
 $6,223
Wholesale revenues, non-affiliates49
 55
 131
 173
Wholesale revenues, affiliates9
 5
 24
 18
Other revenues100
 94
 302
 271
Total operating revenues2,698
 2,691
 6,621
 6,685
Operating Expenses:       
Fuel575
 706
 1,390
 1,735
Purchased power, non-affiliates102
 90
 277
 227
Purchased power, affiliates142
 148
 392
 411
Other operations and maintenance496
 462
 1,393
 1,405
Depreciation and amortization215
 214
 639
 633
Taxes other than income taxes114
 107
 311
 302
Total operating expenses1,644
 1,727
 4,402
 4,713
Operating Income1,054
 964
 2,219
 1,972
Other Income and (Expense):       
Interest expense, net of amounts capitalized(98) (90) (290) (272)
Other income (expense), net11
 18
 35
 34
Total other income and (expense)(87) (72) (255) (238)
Earnings Before Income Taxes967
 892
 1,964
 1,734
Income taxes365
 337
 737
 657
Net Income602
 555
 1,227
 1,077
Dividends on Preferred and Preference Stock4
 4
 13
 13
Net Income After Dividends on Preferred and Preference Stock$598
 $551
 $1,214
 $1,064
CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED)

 For the Three Months Ended September 30, For the Nine Months Ended September 30,
 2016 2015 2016 2015
 (in millions) (in millions)
Net Income$602
 $555
 $1,227
 $1,077
Other comprehensive income (loss):       
Qualifying hedges:       
Changes in fair value, net of tax of $-, $(7), $-, and $(7), respectively
 (11) 
 (10)
Reclassification adjustment for amounts included in net
income, net of tax of $-, $-, $1, and $1, respectively
1
 1
 2
 2
Total other comprehensive income (loss)1
 (10) 2
 (8)
Comprehensive Income$603
 $545
 $1,229
 $1,069
The accompanying notes as they relate to Georgia Power are an integral part of these condensed financial statements.

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CONDENSED STATEMENTS OF CASH FLOWS (UNAUDITED)
 For the Nine Months Ended September 30,
 2016 2015
 (in millions)
Operating Activities:   
Net income$1,227
 $1,077
Adjustments to reconcile net income to net cash provided from operating activities --   
Depreciation and amortization, total794
 766
Deferred income taxes346
 12
Allowance for equity funds used during construction(36) (24)
Deferred expenses(40) (45)
Pension, postretirement, and other employee benefits(14) 40
Settlement of asset retirement obligations(93) (18)
Other, net4
 48
Changes in certain current assets and liabilities —   
-Receivables(162) 37
-Fossil fuel stock128
 141
-Prepaid income taxes45
 244
-Other current assets17
 (17)
-Accounts payable39
 (118)
-Accrued taxes(22) 54
-Accrued compensation(26) (34)
-Other current liabilities53
 (3)
Net cash provided from operating activities2,260
 2,160
Investing Activities:   
Property additions(1,566) (1,321)
Nuclear decommissioning trust fund purchases(563) (815)
Nuclear decommissioning trust fund sales558
 810
Cost of removal, net of salvage(45) (57)
Change in construction payables, net of joint owner portion(139) 44
Prepaid long-term service agreements(27) (60)
Other investing activities24
 11
Net cash used for investing activities(1,758) (1,388)
Financing Activities:   
Decrease in notes payable, net(63) (26)
Proceeds —   
Capital contributions from parent company294
 41
Pollution control revenue bonds
 274
Senior notes650
 
FFB loan300
 600
Short-term borrowings
 250
Redemptions and repurchases —   
Pollution control revenue bonds(4) (268)
Senior notes(700) (525)
Short-term borrowings
 (250)
Payment of common stock dividends(979) (776)
Other financing activities(20) (31)
Net cash used for financing activities(522) (711)
Net Change in Cash and Cash Equivalents(20) 61
Cash and Cash Equivalents at Beginning of Period67
 24
Cash and Cash Equivalents at End of Period$47
 $85
Supplemental Cash Flow Information:   
Cash paid during the period for —   
Interest (net of $15 and $10 capitalized for 2016 and 2015, respectively)$277
 $251
Income taxes, net188
 311
Noncash transactions — Accrued property additions at end of period226
 192
The accompanying notes as they relate to Georgia Power are an integral part of these condensed financial statements.

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GEORGIA POWER COMPANY
CONDENSED BALANCE SHEETS (UNAUDITED)
Assets At September 30, 2016 At December 31, 2015
  (in millions)
Current Assets:    
Cash and cash equivalents $47
 $67
Receivables —    
Customer accounts receivable 718
 541
Unbilled revenues 298
 188
Joint owner accounts receivable 46
 227
Income taxes receivable, current 
 114
Other accounts and notes receivable 55
 57
Affiliated 15
 18
Accumulated provision for uncollectible accounts (2) (2)
Fossil fuel stock 274
 402
Materials and supplies 470
 449
Vacation pay 90
 91
Prepaid income taxes 111
 156
Other regulatory assets, current 115
 123
Other current assets 89
 92
Total current assets 2,326
 2,523
Property, Plant, and Equipment:    
In service 33,394
 31,841
Less accumulated provision for depreciation 11,234
 10,903
Plant in service, net of depreciation 22,160
 20,938
Other utility plant, net 
 171
Nuclear fuel, at amortized cost 556
 572
Construction work in progress 4,888
 4,775
Total property, plant, and equipment 27,604
 26,456
Other Property and Investments:    
Equity investments in unconsolidated subsidiaries 61
 64
Nuclear decommissioning trusts, at fair value 835
 775
Miscellaneous property and investments 42
 43
Total other property and investments 938
 882
Deferred Charges and Other Assets:    
Deferred charges related to income taxes 675
 679
Other regulatory assets, deferred 2,530
 2,152
Other deferred charges and assets 175
 173
Total deferred charges and other assets 3,380
 3,004
Total Assets $34,248
 $32,865
The accompanying notes as they relate to Georgia Power are an integral part of these condensed financial statements.


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GEORGIA POWER COMPANY
CONDENSED BALANCE SHEETS (UNAUDITED)
Liabilities and Stockholder's Equity At September 30, 2016 At December 31, 2015
  (in millions)
Current Liabilities:    
Securities due within one year $458
 $712
Notes payable 95
 158
Accounts payable —    
Affiliated 451
 411
Other 464
 750
Customer deposits 265
 264
Accrued taxes —    
Accrued income taxes 14
 12
Other accrued taxes 310
 325
Accrued interest 110
 99
Accrued vacation pay 62
 62
Accrued compensation 118
 142
Asset retirement obligations, current 313
 179
Over recovered regulatory clause revenues, current 125
 10
Other current liabilities 197
 171
Total current liabilities 2,982
 3,295
Long-term Debt 10,114
 9,616
Deferred Credits and Other Liabilities:    
Accumulated deferred income taxes 5,969
 5,627
Deferred credits related to income taxes 103
 105
Accumulated deferred investment tax credits 199
 204
Employee benefit obligations 906
 949
Asset retirement obligations, deferred 2,241
 1,737
Other deferred credits and liabilities 203
 347
Total deferred credits and other liabilities 9,621
 8,969
Total Liabilities 22,717
 21,880
Preferred Stock 45
 45
Preference Stock 221
 221
Common Stockholder's Equity:    
Common stock, without par value —    
Authorized — 20,000,000 shares    
Outstanding — 9,261,500 shares 398
 398
Paid-in capital 6,585
 6,275
Retained earnings 4,295
 4,061
Accumulated other comprehensive loss (13) (15)
Total common stockholder's equity 11,265
 10,719
Total Liabilities and Stockholder's Equity $34,248
 $32,865
The accompanying notes as they relate to Georgia Power are an integral part of these condensed financial statements.

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THIRD QUARTER 2016 vs. THIRD QUARTER 2015
AND
YEAR-TO-DATE 2016 vs. YEAR-TO-DATE 2015


OVERVIEW
Georgia Power operates as a vertically integrated utility providing electricity to retail customers within its traditional service territory located within the State of Georgia and to wholesale customers in the Southeast.
Many factors affect the opportunities, challenges, and risks of Georgia Power's business of selling electricity. These factors include the ability to maintain a constructive regulatory environment, to maintain and grow energy sales, and to effectively manage and secure timely recovery of costs. These costs include those related to projected long-term demand growth, increasingly stringent environmental standards, reliability, and fuel. In addition, construction continues on Plant Vogtle Units 3 and 4. Georgia Power will own a 45.7% interest in these two nuclear generating units to increase its generation diversity and meet future supply needs. Georgia Power has various regulatory mechanisms that operate to address cost recovery. Effectively operating pursuant to these regulatory mechanisms andappropriately balancing required costs and capital expenditures with customer prices will continue to challenge Georgia Power for the foreseeable future.
On October 20, 2016, Georgia Power and the Georgia PSC Staff entered into a settlement agreement resolving certain prudence and cost recovery matters related to Plant Vogtle Units 3 and 4. The settlement agreement is subject to approval by the Georgia PSC. See FUTURE EARNINGS POTENTIAL – "Retail Regulatory MattersNuclear Construction" herein for additional information on Plant Vogtle Units 3 and 4.
Pursuant to the terms and conditions of a settlement agreement related to Southern Company's acquisition of Southern Company Gas approved by the Georgia PSC on April 14, 2016, Georgia Power's 2013 ARP will continue in effect until December 31, 2019, and Georgia Power will be required to file its next base rate case by July 1, 2019. See FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters" herein for additional information.
Georgia Power continues to focus on several key performance indicators. These indicators include, but are not limited to, customer satisfaction, plant availability, system reliability, the execution of major construction projects, and net income after dividends on preferred and preference stock. For additional information on these indicators, see MANAGEMENT'S DISCUSSION AND ANALYSIS – OVERVIEW – "Key Performance Indicators" of Georgia Power in Item 7 of the Form 10-K.
RESULTS OF OPERATIONS
Net Income
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$47 8.5 $150 14.1
Georgia Power's net income after dividends on preferred and preference stock was $598 million for the third quarter 2016 compared to $551 million for the corresponding period in 2015. The increase was primarily due to an increase in retail base revenues effective January 1, 2016, as authorized by the Georgia PSC, and higher retail revenues due to warmer weather as compared to the corresponding period in 2015, partially offset by higher non-fuel operating expenses.
For year-to-date 2016, net income after dividends on preferred and preference stock was $1.21 billion compared to $1.06 billion for the corresponding period in 2015. The increase was primarily due to an increase in retail base revenues effective January 1, 2016, as authorized by the Georgia PSC, the 2015 correction of an error affecting billings to a small number of large commercial and industrial customers, higher retail revenues in the third quarter

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2016 due to warmer weather as compared to the corresponding period in 2015, and lower non-fuel operating expenses. Partially offsetting the increase were lower retail revenues in the first quarter 2016 due to milder weather as compared to the corresponding period in 2015.
Retail Revenues
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$3 0.1 $(59) (0.9)
Retail revenues increased slightly in the third quarter 2016 compared to the corresponding period in 2015. For year-to-date 2016, retail revenues were $6.16 billion compared to $6.22 billion for the corresponding period in 2015.
Details of the changes in retail revenues were as follows:
 Third Quarter 2016 Year-to-Date 2016
 (in millions) (% change) (in millions) (% change)
Retail – prior year$2,537
   $6,223
  
Estimated change resulting from –       
Rates and pricing22
 0.9
 167
 2.7
Sales growth1
 
 3
 
Weather105
 4.1
 75
 1.2
Fuel cost recovery(125) (4.9) (304) (4.9)
Retail – current year$2,540
 0.1 % $6,164
 (1.0)%
Revenues associated with changes in rates and pricing increased in the third quarter and year-to-date 2016 when compared to the corresponding periods in 2015 primarily due to increases in base tariffs approved under the 2013 ARP and the NCCR tariff, all effective January 1, 2016. Also contributing to the increase for year-to-date 2016 was the 2015 correction of an error affecting billings since 2013 to a small number of large commercial and industrial customers under a rate plan allowing for variable demand-driven pricing. See Note 3 to the financial statements of Georgia Power under "Retail Regulatory Matters – Rate Plans" and " – Nuclear Construction" in Item 8 of the Form 10-K for additional information.
Revenues attributable to changes in sales were essentially flat in the third quarter and year-to-date 2016 when compared to the corresponding periods in 2015. Weather-adjusted residential KWH sales increased 1.7%, weather-adjusted commercial KWH sales decreased 0.7%, and weather-adjusted industrial KWH sales decreased 3.4% in the third quarter 2016 when compared to the corresponding period in 2015. For year-to-date 2016, weather-adjusted residential KWH sales increased 1.0%, weather-adjusted commercial KWH sales decreased 0.6%, and weather-adjusted industrial KWH sales decreased 0.5% when compared to the corresponding period in 2015. An increase of approximately 29,000 residential customers since September 30, 2015 contributed to the increase in weather-adjusted residential KWH sales, partially offset by a decline in average customer usage primarily resulting from an increase in multi-family housing and efficiency improvements in residential appliances and lighting. A decline in average customer usage resulting from an increase in energy saving initiatives contributed to the decrease in weather-adjusted commercial KWH sales, partially offset by an increase of approximately 3,000 commercial customers since September 30, 2015. Decreased demand in the pipeline, textiles, and stone, clay, and glass sectors was the main contributor to the decrease in weather-adjusted industrial KWH sales, partially offset by increased demand in the non-manufacturing sector.
Fuel revenues and costs are allocated between retail and wholesale jurisdictions. Retail fuel cost recovery revenues decreased $125 million and $304 million in the third quarter and year-to-date 2016, respectively, when compared to the corresponding periods in 2015 primarily due to lower fuel prices. Electric rates include provisions to adjust billings for fluctuations in fuel costs, including the energy component of purchased power costs. Under these fuel

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cost recovery provisions, fuel revenues generally equal fuel expenses and do not affect net income. See FUTURE EARNINGS POTENTIAL – "Retail Regulatory MattersFuel Cost Recovery" herein for additional information.
Wholesale RevenuesNon-Affiliates
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$(6) (10.9) $(42) (24.3)
Wholesale revenues from sales to non-affiliates consist of PPAs and short-term opportunity sales. Wholesale revenues from PPAs have both capacity and energy components. Wholesale capacity revenues from PPAs are recognized either on a levelized basis over the appropriate contract period or the amounts billable under the contract terms and provide for recovery of fixed costs and a return on investment. Wholesale revenues from sales to non-affiliates will vary depending on fuel prices, the market prices of wholesale energy compared to the cost of Georgia Power's and the Southern Company system's generation, demand for energy within the Southern Company system's electric service territory, and the availability of the Southern Company system's generation. Increases and decreases in energy revenues that are driven by fuel prices are accompanied by an increase or decrease in fuel costs and do not have a significant impact on net income. Short-term opportunity sales are made at market-based rates that generally provide a margin above Georgia Power's variable cost to produce the energy.
In the third quarter 2016, wholesale revenues from sales to non-affiliates were $49 million compared to $55 million for the corresponding period in 2015 related to a $7 million decrease in capacity revenues, partially offset by a $1 million increase in energy revenues. For year-to-date 2016, wholesale revenues from sales to non-affiliates were $131 million compared to $173 million for the corresponding period in 2015 related to a $28 million decrease in capacity revenues and a $14 million decrease in energy revenues. The decreases in capacity revenues reflect the expiration of wholesale contracts in the second quarter 2016. In addition, the decrease in capacity revenues for year-to-date 2016 reflects the retirement of 14 coal-fired generating units since March 31, 2015 as a result of Georgia Power's environmental compliance strategy. The decrease in energy revenues for year-to-date 2016 was primarily due to lower fuel prices. See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Environmental Matters – Environmental Statutes and Regulations – Air Quality" and "Retail Regulatory Matters – Integrated Resource Plan" of Georgia Power in Item 7 of the Form 10-K for additional information related to Georgia Power's environmental compliance strategy.
Other Revenues
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$6 6.4 $31 11.4
For year-to-date 2016, other revenues were $302 million compared to $271 million for the corresponding period in 2015. The increase was primarily due to a $14 million increase related to customer temporary facilities services revenues, a $9 million increase in outdoor lighting revenues, and a $3 million increase in solar application fee revenues. See FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters – Renewables" herein for additional information on Georgia Power's solar renewable energy program.

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Fuel and Purchased Power Expenses
  Third Quarter 2016
vs.
Third Quarter 2015
 Year-to-Date 2016
vs.
Year-to-Date 2015
  (change in millions) (% change) (change in millions) (% change)
Fuel $(131) (18.6) $(345) (19.9)
Purchased power – non-affiliates 12
 13.3
 50
 22.0
Purchased power – affiliates (6) (4.1) (19) (4.6)
Total fuel and purchased power expenses $(125)   $(314)  
In the third quarter 2016, total fuel and purchased power expenses were $819 million compared to $944 million in the corresponding period in 2015. The decrease in the third quarter 2016 was due to a net decrease of $189 million in the average cost of fuel and purchased power related to lower coal prices, partially offset by a $64 million increase related to the volume of KWHs generated and purchased as a result of warmer weather as compared to the corresponding period in 2015 resulting in higher customer demand.
For year-to-date 2016, total fuel and purchased power expenses were $2.06 billion compared to $2.37 billion in the corresponding period in 2015. The decrease in year-to-date 2016 was primarily due to a decrease of $326 million in the average cost of fuel and purchased power related to lower coal and natural gas prices and a $20 million decrease related to the volume of KWHs generated, partially offset by a $32 million increase related to the volume of KWHs purchased primarily as a result of warmer weather in the third quarter 2016 as compared to the corresponding period in 2015 resulting in higher customer demand.
Fuel and purchased power energy transactions do not have a significant impact on earnings since these fuel expenses are generally offset by fuel revenues through Georgia Power's fuel cost recovery mechanism. See FUTURE EARNINGS POTENTIAL – "Retail Regulatory MattersFuel Cost Recovery" herein for additional information.
Details of Georgia Power's generation and purchased power were as follows:
 Third Quarter 2016 Third Quarter 2015 Year-to-Date 2016 Year-to-Date 2015
Total generation (in billions of KWHs)
20 19 53 53
Total purchased power (in billions of KWHs)
7 7 19 18
Sources of generation (percent) —
       
Coal44 41 37 38
Nuclear22 22 23 23
Gas34 36 38 37
Hydro 1 2 2
Cost of fuel, generated (in cents per net KWH) 
       
Coal3.16 5.42 3.32 4.65
Nuclear0.85 0.86 0.85 0.76
Gas2.61 2.57 2.27 2.62
Average cost of fuel, generated (in cents per net KWH)
2.47 3.37 2.34 2.98
Average cost of purchased power (in cents per net KWH)(*)
4.57 4.54 4.46 4.50
(*)Average cost of purchased power includes fuel purchased by Georgia Power for tolling agreements where power is generated by the provider.

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Fuel
In the third quarter 2016, fuel expense was $575 million compared to $706 million in the corresponding period in 2015. The decrease was primarily due to a 26.7% decrease in the average cost of fuel per KWH generated primarily resulting from lower coal prices, partially offset by a 6.6% increase in the volume of KWHs generated due to warmer weather as compared to the corresponding period in 2015.
For year-to-date 2016, fuel expense was $1.39 billion compared to $1.74 billion in the corresponding period in 2015. The decrease was primarily due to a 21.5% decrease in the average cost of fuel per KWH generated primarily resulting from lower coal and natural gas prices and a 3.0% decrease in the volume of KWHs generated by coal.
Purchased Power – Non-Affiliates
In the third quarter 2016, purchased power expense from non-affiliates was $102 million compared to $90 million in the corresponding period in 2015. The increase was primarily due to an 18.3% increase in the volume of KWHs purchased due to warmer weather as compared to the corresponding period in 2015, partially offset by a 5.6% decrease in the average cost per KWH purchased primarily resulting from lower natural gas prices.
For year-to-date 2016, purchased power expense from non-affiliates was $277 million compared to $227 million in the corresponding period in 2015. The increase was primarily due to a 29.8% increase in the volume of KWHs purchased, partially offset by a 10.4% decrease in the average cost per KWH purchased primarily resulting from lower natural gas prices.
Energy purchases from non-affiliates will vary depending on the market prices of wholesale energy as compared to the cost of the Southern Company system's generation, demand for energy within the Southern Company system's electric service territory, and the availability of the Southern Company system's generation.
Purchased Power – Affiliates
In the third quarter 2016, purchased power expense from affiliates was $142 million compared to $148 million in the corresponding period in 2015. The decrease was the result of a 2.4% decrease in the volume of KWHs purchased as Georgia Power's units generally dispatched at a lower cost than other available Southern Company system resources, partially offset by a 1.8% increase in the average cost per KWH purchased.
For year-to-date 2016, purchased power expense from affiliates was $392 million compared to $411 million in the corresponding period in 2015. The decrease was primarily the result of a 2.7% decrease in the volume of KWHs purchased due to the lower market cost of available energy as compared to Southern Company system resources.
Energy purchases from affiliates will vary depending on demand and the availability and cost of generating resources at each company within the Southern Company system. These purchases are made in accordance with the IIC or other contractual agreements, all as approved by the FERC.
Other Operations and Maintenance Expenses
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$34 7.4 $(12) (0.9)
In the third quarter 2016, other operations and maintenance expenses were $496 million compared to $462 million in the corresponding period in 2015. The increase was primarily due to a $26 million charge in connection with an employee attrition plan associated with cost containment activities, an $11 million increase in scheduled generation outage and maintenance costs, and an $11 million increase in transmission and distribution overhead line maintenance, partially offset by a $9 million decrease in pension costs.
For year-to-date 2016, other operations and maintenance expenses were $1.39 billion compared to $1.41 billion in the corresponding period in 2015. The decrease was primarily due to decreases of $31 million in scheduled generation outage and maintenance costs and $28 million in pension costs, partially offset by a $26 million charge

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in connection with an employee attrition plan associated with cost containment activities, an increase of $16 million in transmission and distribution overhead line maintenance, and an increase of $9 million for integrated transmission system billings.
See FUTURE EARNINGS POTENTIAL – "Other Matters" and Note (F) to the Condensed Financial Statements herein for additional information related to the employee attrition plan and pension costs, respectively.
Depreciation and Amortization
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$1 0.5 $6 0.9
For year-to-date 2016, depreciation and amortization was $639 million compared to $633 million in the corresponding period in 2015. The increase was primarily due to a $25 million increase related to additional plant in service and a $9 million increase in other cost of removal, partially offset by a decrease of $14 million related to amortization of nuclear construction financing costs that was completed in December 2015 and a decrease of $13 million related to unit retirements.
Taxes Other Than Income Taxes
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$7 6.5 $9 3.0
In the third quarter 2016, taxes other than income taxes were $114 million compared to $107 million in the corresponding period in 2015. For year-to-date 2016, taxes other than income taxes were $311 million compared to $302 million in the corresponding period in 2015. The increases were primarily due to increases in property taxes of $5 million and $8 million in the third quarter and year-to-date 2016, respectively, as a result of an increase in the assessed value of property.
Interest Expense, Net of Amounts Capitalized
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$8 8.9 $18 6.6
In the third quarter 2016, interest expense, net of amounts capitalized was $98 million compared to $90 million in the corresponding period in 2015. The increase was primarily due to a $7 million increase in interest due to additional long-term borrowings from the FFB and higher interest rates on obligations for pollution control revenue bonds remarketed in 2015.
For year-to-date 2016, interest expense, net of amounts capitalized was $290 million compared to $272 million in the corresponding period in 2015. The increase was primarily due to a $27 million increase in interest due to additional long-term borrowings from the FFB and higher interest rates on obligations for pollution control revenue bonds remarketed in 2015, partially offset by an increase of $5 million in AFUDC debt and a decrease of $4 million in interest due to lower interest rates on obligations for senior notes.

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Income Taxes
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$28 8.3 $80 12.2
In the third quarter 2016, income taxes were $365 million compared to $337 million in the corresponding period in 2015. For year-to-date 2016, income taxes were $737 million compared to $657 million in the corresponding period in 2015. The increases were primarily due to higher pre-tax earnings.
FUTURE EARNINGS POTENTIAL
The results of operations discussed above are not necessarily indicative of Georgia Power's future earnings potential. The level of Georgia Power's future earnings depends on numerous factors that affect the opportunities, challenges, and risks of Georgia Power's business of selling electricity. These factors include Georgia Power's ability to maintain a constructive regulatory environment that continues to allow for the timely recovery of prudently-incurred costs during a time of increasing costs and the completion and subsequent operation of ongoing construction projects, primarily Plant Vogtle Units 3 and 4. Future earnings in the near term will depend, in part, upon maintaining and growing sales which are subject to a number of factors. These factors include weather, competition, new energy contracts with other utilities, energy conservation practiced by customers, the use of alternative energy sources by customers, the price of electricity, the price elasticity of demand, and the rate of economic growth or decline in Georgia Power's service territory. Demand for electricity is primarily driven by economic growth. The pace of economic growth and electricity demand may be affected by changes in regional and global economic conditions, which may impact future earnings. For additional information relating to these issues, see RISK FACTORS in Item 1A and MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL of Georgia Power in Item 7 of the Form 10-K.
Environmental Matters
Compliance costs related to federal and state environmental statutes and regulations could affect earnings if such costs cannot continue to be fully recovered in rates on a timely basis. Georgia Power's Environmental Compliance Cost Recovery (ECCR) tariff allows for the recovery of capital and operations and maintenance costs related to environmental controls mandated by state and federal regulations. Environmental compliance spending over the next several years may differ materially from the amounts estimated. The timing, specific requirements, and estimated costs could change as environmental statutes and regulations are adopted or modified, as compliance plans are revised or updated, and as legal challenges to rules are completed. Further, higher costs that are recovered through regulated rates could contribute to reduced demand for electricity, which could negatively affect results of operations, cash flows, and financial condition. See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Environmental Matters" of Georgia Power in Item 7 and Note 3 to the financial statements of Georgia Power under "Environmental Matters" in Item 8 of the Form 10-K for additional information.
Environmental Statutes and Regulations
Air Quality
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters Environmental Statutes and Regulations Air Quality" of Georgia Power in Item 7 of the Form 10-K for additional information regarding the EPA's final MATS rule, regional haze regulations, fine particulate matter National Ambient Air Quality Standards (NAAQS), and the Cross State Air Pollution Rule (CSAPR).
On April 25, 2016, in response to a June 2015 U.S. Supreme Court opinion, the EPA published its supplemental finding regarding consideration of costs in support of the MATS rule. This finding does not impact MATS rule

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compliance requirements, costs, or deadlines, and all Georgia Power units that are subject to the MATS rule completed the measures necessary to achieve compliance with the MATS rule by the applicable deadlines.
Also on April 25, 2016, the EPA issued proposed revisions to the regional haze regulations. The ultimate impact of the proposed revisions will depend on their ultimate adoption, implementation, and any legal challenges and cannot be determined at this time.
On September 6, 2016, the EPA designated all remaining areas within Georgia Power's service territory as attainment for the 2012 annual fine particulate matter NAAQS.
On October 26, 2016, the EPA published a final rule that updates the CSAPR ozone season nitrogen oxide program, including revising ozone-season emissions budgets in Alabama and certain other states. The State of Georgia's emission budget was not affected by the revisions but interstate emissions trading is restricted unless the state decides to voluntarily adopt a reduced budget. The ultimate impact of this rule will depend on the outcome of any legal challenges and implementation at the state level and cannot be determined at this time.
Coal Combustion Residuals
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters Environmental Statutes and Regulations Coal Combustion Residuals" of Georgia Power in Item 7 of the Form 10-K for additional information regarding the EPA's regulation of CCR.
On June 13, 2016, Georgia Power announced that all of its 29 ash ponds will cease operations and stop receiving coal ash in the next three years, and all ponds will eventually be closed either by removal, consolidation, and/or recycling for the beneficial use of coal ash or through closure in place using advanced engineering methods. On October 26, 2016, the Georgia Department of Natural Resources approved amendments to its state solid waste regulations to incorporate the requirements of the EPA's Disposal of Coal Combustion Residuals from Electric Utilities Rule (CCR Rule) and establish additional requirements for all of Georgia Power's onsite storage units consisting of landfills and surface impoundments. The final State of Georgia regulations are not anticipated to have a material impact on Georgia Power's compliance obligations under the CCR Rule. See Note (A) to the Condensed Financial Statements herein for information regarding Georgia Power's asset retirement obligations (ARO) as of September 30, 2016.
Retail Regulatory Matters
Georgia Power's revenues from regulated retail operations are collected through various rate mechanisms subject to the oversight of the Georgia PSC. Georgia Power currently recovers its costs from the regulated retail business through the 2013 ARP, which includes traditional base tariff rates, Demand-Side Management tariffs, ECCR tariffs, and Municipal Franchise Fee tariffs. In addition, financing costs related to the construction of Plant Vogtle Units 3 and 4 are being collected through the NCCR tariff and fuel costs are collected through separate fuel cost recovery tariffs. See "Nuclear Construction" herein and Note 3 to the financial statements of Georgia Power under "Retail Regulatory Matters – Nuclear Construction" in Item 8 of the Form 10-K for additional information regarding the NCCR tariff. Also see "Fuel Cost Recovery" herein for additional information regarding fuel cost recovery.
Pursuant to the terms and conditions of a settlement agreement related to Southern Company's acquisition of Southern Company Gas approved by the Georgia PSC on April 14, 2016, Georgia Power's 2013 ARP will continue in effect until December 31, 2019, and Georgia Power will be required to file its next base rate case by July 1, 2019. Furthermore, through December 31, 2019, Georgia Power and Atlanta Gas Light Company (collectively, Utilities) each will retain their respective merger savings, net of transition costs, as defined in the settlement agreement; through December 31, 2022, such net merger savings applicable to each utility will be shared on a 60/40 basis between their respective customers and the Utilities; thereafter, all merger savings will be retained by customers. See Note 3 to the financial statements of Georgia Power under "Retail Regulatory Matters" in Item 8 of the Form 10-K for additional information regarding the 2013 ARP.

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Renewables
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters – Renewables" of Georgia Power in Item 7 of the Form 10-K for information regarding renewable energy projects.
As part of the Georgia Power Advanced Solar Initiative (ASI), four PPAs totaling 149 MWs of solar contracted capacity from Southern Power began in the first quarter 2016. During the second quarter 2016, Georgia Power executed PPAs to purchase an additional 41 MWs of solar capacity under the ASI. Ownership of any associated renewable energy credits (REC) is specified in each respective PPA. The party that owns the RECs retains the right to use them.
On October 4, 2016, two 30-MW solar generating facilities at Fort Gordon and Fort Stewart Army bases began commercial operation. These solar generating facilities were approved by the Georgia PSC in 2014.
Integrated Resource Plan
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters – Integrated Resource Plan" of Georgia Power in Item 7 of the Form 10-K for additional information regarding Georgia Power's triennial Integrated Resource Plan (2016 IRP).
On July 28, 2016, the Georgia PSC voted to approve the 2016 IRP including the decertification and retirement of Plant Mitchell Units 3, 4A, and 4B (217 MWs) and Plant Kraft Unit 1 combustion turbine (17 MWs), as well as the decertification of the Intercession City unit (143 MWs total capacity). On August 2, 2016, the Plant Mitchell and Plant Kraft units were retired. On August 31, 2016, Georgia Power sold its 33% ownership interest in the Intercession City unit to Duke Energy Florida, Inc.
Additionally, the Georgia PSC approved Georgia Power's environmental compliance strategy and related expenditures proposed in the 2016 IRP, including measures taken to comply with existing government-imposed environmental mandates, subject to limits on expenditures for Plant McIntosh Unit 1 and Plant Hammond Units 1 through 4.
The Georgia PSC approved the reclassification of the remaining net book value of Plant Mitchell Unit 3 and costs associated with materials and supplies remaining at the unit retirement date to a regulatory asset. Recovery of the unit's net book value will continue through December 31, 2019, as provided in the 2013 ARP. The timing of the recovery of the remaining balance of the unit's net book value as of December 31, 2019 and costs associated with materials and supplies remaining at the unit retirement date will be deferred for consideration in Georgia Power's base rate case required to be filed by July 1, 2019.
The Georgia PSC also approved the Renewable Energy Development Initiative to procure an additional 1,200 MWs of renewable resources primarily utilizing market-based prices established through a competitive bidding process with expected in-service dates between 2018 and 2021. Additionally, 200 MWs of self-build capacity for use by Georgia Power was approved, as well as consideration for no more than 200 MWs of capacity as part of a renewable commercial and industrial program.
The Georgia PSC also approved recovery of costs up to $99 million through June 30, 2019 to preserve the nuclear option at a future generation site in Stewart County, Georgia. The timing of cost recovery will be determined by the Georgia PSC in a future base rate case. The ultimate outcome of this matter cannot be determined at this time.
Fuel Cost Recovery
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters – Fuel Cost Recovery" of Georgia Power in Item 7 of the Form 10-K for information regarding fuel cost recovery.
Georgia Power has established fuel cost recovery rates approved by the Georgia PSC. On May 17, 2016, the Georgia PSC approved Georgia Power's request to decrease fuel rates by 15% effective June 1, 2016, which will

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reduce annual billings by approximately $313 million. Georgia Power is currently scheduled to file its next fuel case by February 28, 2017.
Storm Damage Recovery
As of September 30, 2016, the balance in Georgia Power's regulatory asset related to storm damage was $94 million. During October 2016, Hurricane Matthew caused significant damage to Georgia Power's transmission and distribution facilities. The total amount of restoration costs related to this hurricane is estimated to be between $130 million and $155 million, which will be charged to capital accounts or to the storm damage reserve. Georgia Power is accruing $30 million annually through December 31, 2019, as provided in the 2013 ARP, to the storm damage reserve to cover the operating and maintenance costs of damages from major storms to its transmission and distribution facilities, which is recoverable through base rates. The rate of recovery of storm damage costs after December 31, 2019 is expected to be adjusted in Georgia Power's base rate case required to be filed by July 1, 2019. As a result of this regulatory treatment, costs related to storms are not expected to have a material impact on Georgia Power's financial statements. See Note 1 to the financial statements of Georgia Power under "Storm Damage Recovery" in Item 8 of the Form 10-K for additional information regarding Georgia Power's storm damage reserve.
Nuclear Construction
See Note 3 to the financial statements of Georgia Power under "Retail Regulatory Matters – Nuclear Construction" in Item 8 of the Form 10-K for additional information regarding the construction of Plant Vogtle Units 3 and 4, Vogtle Construction Monitoring (VCM) reports, the NCCR tariff, the Vogtle Construction Litigation (as defined below), and the Contractor Settlement Agreement (as defined below).
In 2008, Georgia Power, acting for itself and as agent for the Vogtle Owners, entered into an agreement with the Contractor, pursuant to which the Contractor agreed to design, engineer, procure, construct, and test Plant Vogtle Units 3 and 4 (Vogtle 3 and 4 Agreement).
Under the terms of the Vogtle 3 and 4 Agreement, the Vogtle Owners agreed to pay a purchase price subject to certain price escalations and adjustments, including fixed escalation amounts and index-based adjustments, as well as adjustments for change orders, and performance bonuses for early completion and unit performance. The Vogtle 3 and 4 Agreement also provides for liquidated damages upon the Contractor's failure to fulfill the schedule and performance guarantees, subject to a cap. In addition, the Vogtle 3 and 4 Agreement provides for limited cost sharing by the Vogtle Owners for Contractor costs under certain conditions (which have not occurred), with maximum additional capital costs under this provision attributable to Georgia Power (based on Georgia Power's ownership interest) of approximately $114 million. Each Vogtle Owner is severally (and not jointly) liable for its proportionate share, based on its ownership interest, of all amounts owed to the Contractor under the Vogtle 3 and 4 Agreement. Georgia Power's proportionate share is 45.7%.
On December 31, 2015, Westinghouse acquired Stone & Webster, Inc. from Chicago Bridge & Iron Company, N.V. (CB&I) and changed the name of Stone & Webster, Inc. to WECTEC Global Project Services Inc. (WECTEC). Certain obligations of Westinghouse and WECTEC under the Vogtle 3 and 4 Agreement were originally guaranteed by Toshiba Corporation (Westinghouse's parent company) and The Shaw Group Inc. (which is now a subsidiary of CB&I), respectively. On March 9, 2016, in connection with Westinghouse's acquisition of WECTEC and pursuant to the settlement agreement described below, the guarantee of The Shaw Group Inc. was terminated. The guarantee of Toshiba Corporation remains in place. In the event of certain credit rating downgrades of any Vogtle Owner, such Vogtle Owner will be required to provide a letter of credit or other credit enhancement. Additionally, as a result of credit rating downgrades of Toshiba Corporation, Westinghouse provided the Vogtle Owners with letters of credit in an aggregate amount of $920 million in accordance with, and subject to adjustment under, the terms of the Vogtle 3 and 4 Agreement.
The Vogtle Owners may terminate the Vogtle 3 and 4 Agreement at any time for their convenience, provided that the Vogtle Owners will be required to pay certain termination costs. The Contractor may terminate the Vogtle 3 and 4

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Agreement under certain circumstances, including certain Vogtle Owner suspension or delays of work, action by a governmental authority to permanently stop work, certain breaches of the Vogtle 3 and 4 Agreement by the Vogtle Owners, Vogtle Owner insolvency, and certain other events.
In 2009, the Georgia PSC voted to certify construction of Plant Vogtle Units 3 and 4. Georgia Power is required to file semi-annual VCM reports with the Georgia PSC by February 28 and August 31 each year. If the projected construction capital costs to be borne by Georgia Power increase by 5% above the certified cost or the projected in-service dates are significantly extended, Georgia Power is required to seek an amendment to the Plant Vogtle Units 3 and 4 certificate from the Georgia PSC. In February 2013, Georgia Power requested an amendment to the certificate to increase the estimated in-service capital cost of Plant Vogtle Units 3 and 4 from $4.4 billion to $4.8 billion and to extend the estimated in-service dates to the fourth quarter 2017 (from April 2016) and the fourth quarter 2018 (from April 2017) for Plant Vogtle Units 3 and 4, respectively. In October 2013, the Georgia PSC approved a stipulation (2013 Stipulation) between Georgia Power and the Georgia PSC Staff to waive the requirement to amend the Plant Vogtle Units 3 and 4 certificate until the completion of Plant Vogtle Unit 3 or earlier if deemed appropriate by the Georgia PSC and Georgia Power.
On April 15, 2015, the Georgia PSC issued a procedural order in connection with the twelfth VCM report, which included a requested amendment (Requested Amendment) to the Plant Vogtle Units 3 and 4 certificate to reflect the Contractor's revised forecast for completion of Plant Vogtle Units 3 and 4 (second quarter of 2019 and second quarter of 2020, respectively) and to increase the estimated total in-service capital cost of Plant Vogtle Units 3 and 4 to $5.0 billion. Pursuant to the Georgia PSC's procedural order, the Georgia PSC deemed the Requested Amendment unnecessary and withdrawn until the completion of construction of Plant Vogtle Unit 3 consistent with the 2013 Stipulation. The Georgia PSC recognized that the certified cost and the 2013 Stipulation do not constitute a cost recovery cap. In accordance with the Georgia Integrated Resource Planning Act, any costs incurred by Georgia Power in excess of the certified amount will be included in rate base, provided Georgia Power shows the costs to be reasonable and prudent.
On December 31, 2015, Westinghouse and the Vogtle Owners entered into a definitive settlement agreement (Contractor Settlement Agreement) to resolve disputes between the Vogtle Owners and the Contractor under the Vogtle 3 and 4 Agreement, including litigation that was pending in the U.S. District Court for the Southern District of Georgia (Vogtle Construction Litigation). Effective December 31, 2015, Georgia Power, acting for itself and as agent for the other Vogtle Owners, and the Contractor entered into an amendment to the Vogtle 3 and 4 Agreement to implement the Contractor Settlement Agreement. The Contractor Settlement Agreement and the related amendment to the Vogtle 3 and 4 Agreement (i) restrict the Contractor's ability to seek further increases in the contract price by clarifying and limiting the circumstances that constitute nuclear regulatory changes in law; (ii) provide for enhanced dispute resolution procedures; (iii) revise the guaranteed substantial completion dates to match the current estimated in-service dates of June 30, 2019 for Unit 3 and June 30, 2020 for Unit 4; (iv) provide that delay liquidated damages will commence from the current estimated nuclear fuel loading date for each unit, which is December 31, 2018 for Unit 3 and December 31, 2019 for Unit 4; and (v) provide that Georgia Power, based on its ownership interest, will pay to the Contractor and capitalize to the project cost approximately $350 million, of which approximately $256 million had been paid as of September 30, 2016. In addition, the Contractor Settlement Agreement provides for the resolution of other open existing items relating to the scope of the project under the Vogtle 3 and 4 Agreement, including cyber security, for which costs were reflected in Georgia Power's previously disclosed in-service cost estimate. Further, as part of the settlement and Westinghouse's acquisition of WECTEC: (i) Westinghouse engaged Fluor Enterprises, Inc., a subsidiary of Fluor Corporation, as a new construction subcontractor; and (ii) the Vogtle Owners, CB&I, and The Shaw Group Inc. entered into mutual releases of any and all claims arising out of events or circumstances in connection with the construction of Plant Vogtle Units 3 and 4 that occurred on or before the date of the Contractor Settlement Agreement. On January 5, 2016, the Vogtle Construction Litigation was dismissed with prejudice.
The Georgia PSC has approved fourteen VCM reports covering the periods through December 31, 2015, including construction capital costs incurred, which through that date totaled $3.3 billion. On January 21, 2016, Georgia Power submitted the Contractor Settlement Agreement and the related amendment to the Vogtle 3 and 4 Agreement

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to the Georgia PSC for its review. In accordance with the Georgia PSC's subsequent order, on April 5, 2016, Georgia Power filed supplemental information in support of the Contractor Settlement Agreement and Georgia Power's position that all construction costs to date have been prudently incurred and that the current estimated in-service capital cost and schedule are reasonable.
On October 20, 2016, Georgia Power and the Georgia PSC Staff entered into a settlement agreement (Vogtle Cost Settlement Agreement) resolving the following prudence matters: (i) none of the $3.3 billion of costs incurred through December 31, 2015 and reflected in the fourteenth VCM report will be disallowed from rate base on the basis of imprudence; (ii) the Contractor Settlement Agreement is reasonable and prudent and none of the amounts paid or to be paid pursuant to the Contractor Settlement Agreement should be disallowed from rate base on the basis of imprudence; (iii) financing costs on verified and approved capital costs will be deemed prudent provided they are incurred prior to December 31, 2019 and December 31, 2020 for Plant Vogtle Units 3 and 4, respectively; and (iv) (a) the in-service capital cost forecast will be adjusted to $5.680 billion (Revised Forecast), which includes a contingency of $240 million above Georgia Power's current forecast of $5.440 billion, (b) capital costs incurred up to the Revised Forecast will be presumed to be reasonable and prudent with the burden of proof on any party challenging such costs, and (c) Georgia Power would have the burden to show that any capital costs above the Revised Forecast are reasonable and prudent. Under the terms of the Vogtle Cost Settlement Agreement, the certified in-service capital cost for purposes of calculating the NCCR tariff will remain at $4.418 billion. Construction capital costs above $4.418 billion will accrue AFUDC through commercial operation. The ROE used to calculate the NCCR tariff will be reduced from 10.95% (the ROE rate setting point authorized by the Georgia PSC in the 2013 ARP) to 10.00% effective January 1, 2016. For purposes of the AFUDC calculation, the ROE on costs between $4.418 billion and $5.440 billion will also be 10.00% and the ROE on any amounts above $5.440 billion would be Georgia Power's average cost of long-term debt. If the Georgia PSC adjusts Georgia Power's ROE rate setting point in a rate case prior to Plant Vogtle Units 3 and 4 being placed into retail rate base, then the ROE for purposes of calculating both the NCCR tariff and AFUDC will likewise be 95 basis points lower than the revised ROE rate setting point. If Plant Vogtle Units 3 and 4 are not commercially operational by December 31, 2020, then (i) the ROE for purposes of calculating the NCCR tariff will be reduced an additional 300 basis points, and may, at the Georgia PSC's discretion, be accrued to be used for the benefit of customers, until such time as the units reach commercial operation and (ii) the ROE used to calculate AFUDC will be Georgia Power's average cost of long-term debt.
Under the terms of the Vogtle Cost Settlement Agreement, Plant Vogtle Units 3 and 4 will be placed into retail rate base on December 31, 2020 or upon reaching commercial operation, whichever is later. The Georgia PSC will determine for retail ratemaking purposes the process of transitioning Plant Vogtle Units 3 and 4 from a construction project to an operating plant no later than Georgia Power's base rate case required to be filed by July 1, 2019.
The Vogtle Cost Settlement Agreement is subject to approval by the Georgia PSC, which is scheduled to vote on this matter on December 20, 2016. Accordingly, the terms of the Vogtle Cost Settlement Agreement are subject to change and the terms of any final agreement approved by the Georgia PSC may differ materially from the terms of the Vogtle Cost Settlement Agreement. If approved, the Vogtle Cost Settlement Agreement is expected to reduce Georgia Power's revenues for the years 2016 through 2020 by a total of approximately $325 million ($115 million reduction in net income).
On August 31, 2016, Georgia Power filed the fifteenth VCM report with the Georgia PSC covering the period from January 1 through June 30, 2016 requesting approval of $141 million of construction capital costs incurred during that period. Georgia Power's CWIP balance for Plant Vogtle Units 3 and 4 was $3.8 billion as of September 30, 2016. Estimated financing costs during the construction period total approximately $2.4 billion, of which $1.2 billion had been incurred through September 30, 2016.
On November 1, 2016, Georgia Power submitted its 2017 NCCR tariff filing requesting that the current NCCR tariff rate remain effective for 2017 if the Georgia PSC approves the Vogtle Cost Settlement Agreement. As required under the current order, Georgia Power concurrently submitted a 2017 NCCR tariff rate calculated using the current authorized 10.95% ROE, which would result in an increase of approximately $70 million.

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There have been technical and procedural challenges to the construction and licensing of Plant Vogtle Units 3 and 4, at the federal and state level, and additional challenges may arise as construction proceeds. Processes are in place that are designed to assure compliance with the requirements specified in the Westinghouse Design Control Document and the combined construction and operating licenses, including inspections by Southern Nuclear and the NRC that occur throughout construction. As a result of such compliance processes, certain license amendment requests have been filed and approved or are pending before the NRC. Various design and other licensing-based compliance matters, including the timely resolution of Inspections, Tests, Analyses, and Acceptance Criteria and the related approvals by the NRC, may arise as construction proceeds, which may result in additional license amendments or require other resolution. If any license amendment requests or other licensing-based compliance issues are not resolved in a timely manner, there may be delays in the project schedule that could result in increased costs either to the Vogtle Owners or the Contractor or to both.
As construction continues, the risk remains that challenges with Contractor performance including labor productivity, fabrication, delivery, assembly, and installation of plant systems, structures, and components, or other issues could arise and may further impact project schedule and cost. Contractor performance and progress in recent months, primarily associated with Unit 3, has resulted in additional current schedule pressure of approximately three to four months and has increased the likelihood of further schedule impacts to that unit. Georgia Power expects the Contractor to employ mitigation efforts to maintain the current project schedule and believes the Contractor is responsible for any related costs under the Vogtle 3 and 4 Agreement. Should Unit 3 be placed in service after June 2019, Georgia Power estimates its financing costs to be approximately $22 million per month. Additionally, Georgia Power estimates its owner's costs to be approximately $2 million per month, net of delay liquidated damages and certain incentive payments that would no longer be required to be paid per the Contractor Settlement Agreement. The Contractor's progress on Unit 4 indicates that the current estimated in-service date of June 2020 remains achievable. In addition, the IRS has allocated production tax credits to each of Plant Vogtle Units 3 and 4, which require the applicable unit to be placed in service before 2021.
Future claims by the Contractor or Georgia Power (on behalf of the Vogtle Owners) could arise throughout construction. These claims may be resolved through formal and informal dispute resolution procedures under the Vogtle 3 and 4 Agreement and, under the enhanced dispute resolution procedures, may be resolved through litigation after the completion of nuclear fuel load for both units.
See RISK FACTORS of Georgia Power in Item 1A of the Form 10-K for a discussion of certain risks associated with the licensing, construction, and operation of nuclear generating units, including potential impacts that could result from a major incident at a nuclear facility anywhere in the world.
The ultimate outcome of these matters cannot be determined at this time.
Other Matters
Georgia Power is involved in various other matters being litigated and regulatory matters that could affect future earnings. In addition, Georgia Power is subject to certain claims and legal actions arising in the ordinary course of business. Georgia Power's business activities are subject to extensive governmental regulation related to public health and the environment, such as regulation of air emissions and water discharges. Litigation over environmental issues and claims of various types, including property damage, personal injury, common law nuisance, and citizen enforcement of environmental requirements, such as air quality and water standards, has occurred throughout the U.S. This litigation has included claims for damages alleged to have been caused by CO2 and other emissions, CCR, and alleged exposure to hazardous materials, and/or requests for injunctive relief in connection with such matters.
TheultimateoutcomeofsuchpendingorpotentiallitigationagainstGeorgia Powercannotbepredictedatthistime;however,forcurrentproceedingsnotspecificallyreportedinNote(B)totheCondensedFinancialStatementshereinorinNote3tothefinancialstatementsofGeorgia PowerinItem8ofthe Form 10-K,management does not anticipate that the ultimate liabilities, if any, arising from such current proceedings would have a material effect on Georgia Power's financial statements. See Note (B) to the Condensed Financial Statements herein for a discussion

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of various other contingencies, regulatory matters, and other matters being litigated which may affect future earnings potential.
Georgia Power regularly evaluates its operations and costs. Primarily in response to changing customer expectations and payment patterns, including electronic payments and alternative payment locations, and on-going efforts to increase overall operating efficiencies, Georgia Power initiated cost containment activities throughout the enterprise in July 2016, including the announced closure of 104 local offices and an employee attrition plan affecting approximately 300 positions. Charges associated with the cost containment activities are not expected to have a material impact on Georgia Power's results of operations, financial position, or cash flows. The cost containment activities are expected to reduce operating costs in 2017.
ACCOUNTING POLICIES
Application of Critical Accounting Policies and Estimates
Georgia Power prepares its financial statements in accordance with GAAP. Significant accounting policies are described in Note 1 to the financial statements of Georgia Power in Item 8 of the Form 10-K. In the application of these policies, certain estimates are made that may have a material impact on Georgia Power's results of operations and related disclosures. Different assumptions and measurements could produce estimates that are significantly different from those recorded in the financial statements. See MANAGEMENT'S DISCUSSION AND ANALYSIS – ACCOUNTING POLICIES – "Application of Critical Accounting Policies and Estimates" of Georgia Power in Item 7 of the Form 10-K for a complete discussion of Georgia Power's critical accounting policies and estimates related to Electric Utility Regulation, Asset Retirement Obligations, Pension and Other Postretirement Benefits, and Contingent Obligations.
Recently Issued Accounting Standards
On February 25, 2016, the FASB issued ASU No. 2016-02, Leases(Topic 842) (ASU 2016-02). ASU 2016-02 requires lessees to recognize on the balance sheet a lease liability and a right-of-use asset for all leases. ASU 2016-02 also changes the recognition, measurement, and presentation of expense associated with leases and provides clarification regarding the identification of certain components of contracts that would represent a lease. The accounting required by lessors is relatively unchanged. ASU 2016-02 is effective for fiscal years beginning after December 15, 2018, with early adoption permitted. Georgia Power is currently evaluating the new standard and has not yet determined its ultimate impact; however, adoption of ASU 2016-02 is expected to have a significant impact on Georgia Power's balance sheet.
On March 30, 2016, the FASB issued ASU No. 2016-09, Compensation-Stock Compensation(Topic 718): Improvements to Employee Share-Based Payment Accounting (ASU 2016-09). ASU 2016-09 changes the accounting for income taxes and the cash flow presentation for share-based payment award transactions. Most significantly, entities are required to recognize all excess tax benefits and deficiencies related to the exercise or vesting of stock compensation as income tax expense or benefit in the income statement. Georgia Power currently recognizes any excess tax benefits and deficiencies related to the exercise and vesting of stock compensation as additional paid-in capital. ASU 2016-09 is effective for fiscal years beginning after December 15, 2016. Early adoption is permitted and Georgia Power intends to adopt the ASU in the fourth quarter 2016. The adoption is not expected to have a material impact on the results of operations, financial position, or cash flows of Georgia Power.
FINANCIAL CONDITION AND LIQUIDITY
Overview
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Overview" of Georgia Power in Item 7 of the Form 10-K for additional information. Georgia Power's financial condition remained stable at September 30, 2016. Georgia Power intends to continue to monitor its access to short-term and long-term capital markets as well as bank credit agreements to meet future capital and liquidity needs. See

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"Capital Requirements and Contractual Obligations," "Sources of Capital," and "Financing Activities" herein for additional information.
Net cash provided from operating activities totaled $2.26 billion for the first nine months of 2016 compared to $2.16 billion for the corresponding period in 2015. The increase was primarily due to the timing of vendor payments. Net cash used for investing activities totaled $1.76 billion for the first nine months of 2016 compared to $1.39 billion for the corresponding period in 2015 primarily related to installation of equipment to comply with environmental standards and construction of generation, transmission, and distribution facilities. Net cash used for financing activities totaled $522 million for the first nine months of 2016 compared to $711 million in the corresponding period in 2015. The decrease in cash used for financing activities is primarily due to higher capital contributions received from Southern Company and senior note issuances, partially offset by higher common stock dividends and lower borrowings from the FFB for construction of Plant Vogtle Units 3 and 4. Cash flows from financing activities vary from period to period based on capital needs and the maturity or redemption of securities.
Significant balance sheet changes for the first nine months of 2016 include an increase in property, plant, and equipment of $1.1 billion to comply with environmental standards and construction of generation, transmission, and distribution facilities and increases in current and deferred ARO liabilities of $638 million and other regulatory assets, deferred of $378 million primarily related to changes in ash pond closure strategy. See FUTURE EARNINGS POTENTIAL – "Environmental MattersEnvironmental Statutes and RegulationsCoal Combustion Residuals" herein for additional information regarding changes in ash pond closure strategy.
Capital Requirements and Contractual Obligations
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Capital Requirements and Contractual Obligations" of Georgia Power in Item 7 of the Form 10-K for a description of Georgia Power's capital requirements for its construction program, including estimated capital expenditures for Plant Vogtle Units 3 and 4 and to comply with existing environmental statutes and regulations, scheduled maturities of long-term debt, as well as related interest, derivative obligations, preferred and preference stock dividends, leases, purchase commitments, and trust funding requirements. Approximately $458 million will be required through September 30, 2017 to fund maturities of long-term debt. See "Sources of Capital" herein for additional information.
Georgia Power's construction program is currently estimated to total $2.6 billion for 2017, $2.7 billion for 2018, $2.3 billion for 2019, $2.2 billion for 2020, and $1.8 billion for 2021. These amounts include expenditures of approximately $0.6 billion for 2017, $0.7 billion for 2018, $0.4 billion for 2019, and $0.1 billion for 2020 to continue and complete construction of Plant Vogtle Units 3 and 4. These estimated expenditures do not include potential compliance costs that may arise from the EPA's final rules and guidelines or subsequently approved state plans that would limit CO2 emissions from existing, new, modified, or reconstructed fossil-fuel-fired electric generating units.
The construction program is subject to periodic review and revision, and actual construction costs may vary from these estimates because of numerous factors. These factors include: changes in business conditions; changes in load projections; changes in environmental statutes and regulations; the outcome of any legal challenges to the environmental rules; changes in generating plants, including unit retirements and replacements and adding or changing fuel sources at existing units, to meet regulatory requirements; changes in FERC rules and regulations; Georgia PSC approvals; changes in the expected environmental compliance program; changes in legislation; the cost and efficiency of construction labor, equipment, and materials; project scope and design changes; storm impacts; and the cost of capital. In addition, there can be no assurance that costs related to capital expenditures will be fully recovered. See Note 3 to the financial statements of Georgia Power under "Retail Regulatory Matters – Nuclear Construction" in Item 8 of the Form 10-K and Note (B) to the Condensed Financial Statements under "Retail Regulatory MattersGeorgia PowerNuclear Construction" herein for information regarding additional factors that may impact construction expenditures.

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Sources of Capital
Except as described below with respect to the DOE loan guarantees, Georgia Power plans to obtain the funds required for construction and other purposes from sources similar to those used in the past, which were primarily from operating cash flows, short-term debt, external security issuances, term loans, and equity contributions from Southern Company. However, the amount, type, and timing of any future financings, if needed, will depend upon regulatory approval, prevailing market conditions, and other factors. See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Sources of Capital" of Georgia Power in Item 7 of the Form 10-K for additional information.
In addition, Georgia Power may make borrowings through a loan guarantee agreement (Loan Guarantee Agreement) between Georgia Power and the DOE, the proceeds of which may be used to reimburse Georgia Power for Eligible Project Costs incurred in connection with its construction of Plant Vogtle Units 3 and 4. Under the Loan Guarantee Agreement, the DOE agreed to guarantee borrowings of up to $3.46 billion (not to exceed 70% of Eligible Project Costs) to be made by Georgia Power under a multi-advance credit facility (FFB Credit Facility) among Georgia Power, the DOE, and the FFB. Eligible Project Costs incurred through September 30, 2016 would allow for borrowings of up to $2.6 billion under the FFB Credit Facility, of which Georgia Power has borrowed $2.5 billion. See Note 6 to the financial statements of Georgia Power under "DOE Loan Guarantee Borrowings" in Item 8 of the Form 10-K for additional information regarding the Loan Guarantee Agreement and Note (B) to the Condensed Financial Statements under "Retail Regulatory MattersGeorgia PowerNuclear Construction" herein for additional information regarding Plant Vogtle Units 3 and 4.
As of September 30, 2016, Georgia Power's current liabilities exceeded current assets by $656 million primarily due to scheduled maturities of long-term debt. Georgia Power intends to utilize operating cash flows, as well as FFB borrowings, commercial paper, lines of credit, bank notes, and external securities issuances, as market conditions permit, and equity contributions from Southern Company to fund its short-term capital needs. Georgia Power has substantial cash flow from operating activities and access to the capital markets and financial institutions to meet liquidity needs.
At September 30, 2016, Georgia Power had approximately $47 million of cash and cash equivalents. Georgia Power's committed credit arrangement with banks at September 30, 2016 was $1.75 billion of which $1.73 billion was unused. This credit arrangement expires in 2020.
This bank credit arrangement contains a covenant that limits debt levels and contains a cross acceleration provision to other indebtedness (including guarantee obligations) of Georgia Power. Such cross acceleration provision to other indebtedness would trigger an event of default if Georgia Power defaulted on indebtedness, the payment of which was then accelerated. Georgia Power is currently in compliance with this covenant. This bank credit arrangement does not contain a material adverse change clause at the time of borrowing.
Subject to applicable market conditions, Georgia Power expects to renew or replace this credit arrangement, as needed, prior to expiration. In connection therewith, Georgia Power may extend the maturity date and/or increase or decrease the lending commitments thereunder.
See Note 6 to the financial statements of Georgia Power under "Bank Credit Arrangements" in Item 8 of the Form 10-K and Note (E) to the Condensed Financial Statements under "Bank Credit Arrangements" herein for additional information.
A portion of the unused credit with banks is allocated to provide liquidity support to Georgia Power's pollution control revenue bonds and commercial paper program. The amount of variable rate pollution control revenue bonds outstanding requiring liquidity support as of September 30, 2016 was approximately $868 million. In addition, at September 30, 2016, Georgia Power had $250 million of fixed rate pollution control revenue bonds outstanding that were required to be reoffered within the next 12 months.
Georgia Power may also meet short-term cash needs through a Southern Company subsidiary organized to issue and sell commercial paper at the request and for the benefit of Georgia Power and the other traditional electric operating

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FINANCIAL CONDITION AND RESULTS OF OPERATIONS


companies. Proceeds from such issuances for the benefit of Georgia Power are loaned directly to Georgia Power. The obligations of each company under these arrangements are several and there is no cross-affiliate credit support.
Details of short-term borrowings were as follows:
  
Short-term Debt at
September 30, 2016
 
Short-term Debt During the Period (*)
  

Amount
Outstanding
 
Weighted
Average
Interest
Rate
 Average Amount Outstanding Weighted Average Interest Rate 
Maximum
Amount
Outstanding
  (in millions)   (in millions)   (in millions)
Commercial paper $95
 0.8% $59
 0.8% $197
(*)Average and maximum amounts are based upon daily balances during the three-month period ended September 30, 2016.
Georgia Power believes the need for working capital can be adequately met by utilizing commercial paper programs, lines of credit, short-term bank notes, and operating cash flows.
Credit Rating Risk
Georgia Power does not have any credit arrangements that would require material changes in payment schedules or terminations as a result of a credit rating downgrade.
There are certain contracts that could require collateral, but not accelerated payment, in the event of a credit rating change to BBB- and/or Baa3 or below. These contracts are for physical electricity purchases and sales, fuel purchases, fuel transportation and storage, energy price risk management, transmission, and construction of new generation at Plant Vogtle Units 3 and 4.
The maximum potential collateral requirements under these contracts at September 30, 2016 were as follows:
Credit RatingsMaximum Potential
Collateral
Requirements
 (in millions)
At BBB- and/or Baa3$93
Below BBB- and/or Baa3$1,222
Included in these amounts are certain agreements that could require collateral in the event that one or more Southern Company system power pool participants has a credit rating change to below investment grade. Generally, collateral may be provided by a Southern Company guaranty, letter of credit, or cash. Additionally, a credit rating downgrade could impact the ability of Georgia Power to access capital markets and would be likely to impact the cost at which it does so.
Financing Activities
In January 2016, $4.085 million aggregate principal amount of Savannah Economic Development Authority Pollution Control Revenue Bonds (Savannah Electric and Power Company Project), First Series 1993 matured.
In March 2016, Georgia Power issued $325 million aggregate principal amount of Series 2016A 3.25% Senior Notes due April 1, 2026 and $325 million aggregate principal amount of Series 2016B 2.40% Senior Notes due April 1, 2021. An amount equal to the proceeds from the Series 2016A 3.25% Senior Notes due April 1, 2026 will be allocated to eligible green expenditures, including financing of or investments in solar generating facilities or electric vehicle charging infrastructure, or payments under PPAs served by solar or wind generating facilities. The proceeds from the Series 2016B 2.40% Senior Notes due April 1, 2021 were used to repay at maturity $250 million aggregate principal amount of Georgia Power's Series 2013B Floating Rate Senior Notes due March 15, 2016, to

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FINANCIAL CONDITION AND RESULTS OF OPERATIONS


repay a portion of Georgia Power's short-term indebtedness, and for general corporate purposes, including Georgia Power's continuous construction program.
In April 2016, Georgia Power's $250 million aggregate principal amount of Series 2011B 3.00% Senior Notes matured.
In June 2016, Georgia Power made additional borrowings under the FFB Credit Facility in an aggregate principal amount of $300 million at a 2.571% interest rate through the final maturity date of February 20, 2044. The proceeds were used to reimburse Georgia Power for Eligible Project Costs relating to the construction of Plant Vogtle Units 3 and 4.
In August 2016, Georgia Power's $200 million aggregate principal amount of Series 2013C Floating Rate Senior Notes matured.
In addition to any financings that may be necessary to meet capital requirements and contractual obligations, Georgia Power plans to continue, when economically feasible, a program to retire higher-cost securities and replace these obligations with lower-cost capital if market conditions permit.

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GULF POWER COMPANY

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GULF POWER COMPANY
CONDENSED STATEMENTS OF INCOME (UNAUDITED)
 For the Three Months Ended September 30, For the Nine Months Ended September 30,
 2016
2015 2016 2015
 (in millions) (in millions)
Operating Revenues:       
Retail revenues$377
 $363
 $978
 $983
Wholesale revenues, non-affiliates17
 30
 48
 82
Wholesale revenues, affiliates23
 17
 59
 52
Other revenues19
 19
 51
 53
Total operating revenues436
 429
 1,136
 1,170
Operating Expenses:       
Fuel141
 143
 342
 375
Purchased power, non-affiliates33
 26
 95
 76
Purchased power, affiliates3
 4
 9
 22
Other operations and maintenance86
 90
 239
 274
Depreciation and amortization49
 40
 129
 100
Taxes other than income taxes34
 35
 93
 91
Total operating expenses346
 338
 907
 938
Operating Income90
 91
 229
 232
Other Income and (Expense):       
Interest expense, net of amounts capitalized(11) (12) (36) (38)
Other income (expense), net(2) 2
 (4) 8
Total other income and (expense)(13) (10) (40) (30)
Earnings Before Income Taxes77
 81
 189
 202
Income taxes30
 31
 74
 75
Net Income47
 50
 115
 127
Dividends on Preference Stock2
 2
 7
 7
Net Income After Dividends on Preference Stock$45
 $48
 $108
 $120
CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED)
 For the Three Months Ended September 30, For the Nine Months Ended September 30,
 2016 2015 2016 2015
 (in millions) (in millions)
Net Income$47
 $50
 $115
 $127
Other comprehensive income (loss):       
Qualifying hedges:       
Changes in fair value, net of tax of $-, $-, $(3), and $-, respectively
 
 (4) 
Total other comprehensive income (loss)
 
 (4) 
Comprehensive Income$47
 $50
 $111
 $127
The accompanying notes as they relate to Gulf Power are an integral part of these condensed financial statements.

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GULF POWER COMPANY
CONDENSED STATEMENTS OF CASH FLOWS (UNAUDITED)
 For the Nine Months Ended September 30,
 2016 2015
 (in millions)
Operating Activities:   
Net income$115
 $127
Adjustments to reconcile net income to net cash provided from operating activities —   
Depreciation and amortization, total134
 105
Deferred income taxes15
 58
Other, net(4) 5
Changes in certain current assets and liabilities —   
-Receivables(9) 18
-Fossil fuel stock49
 18
-Other current assets3
 32
-Accrued taxes40
 46
-Other current liabilities30
 2
Net cash provided from operating activities373
 411
Investing Activities:   
Property additions(106) (189)
Cost of removal, net of salvage(8) (9)
Change in construction payables(7) (29)
Other investing activities(6) (6)
Net cash used for investing activities(127) (233)
Financing Activities:   
Decrease in notes payable, net(42) (34)
Proceeds —   
Common stock issued to parent
 20
Pollution control revenue bonds
 13
Redemptions and repurchases —   
Pollution control revenue bonds
 (13)
Senior notes(125) (60)
Payment of common stock dividends(90) (98)
Other financing activities6
 (4)
Net cash used for financing activities(251) (176)
Net Change in Cash and Cash Equivalents(5) 2
Cash and Cash Equivalents at Beginning of Period74
 39
Cash and Cash Equivalents at End of Period$69
 $41
Supplemental Cash Flow Information:   
Cash paid (received) during the period for —   
Interest (net of $- and $5 capitalized for 2016 and 2015, respectively)$29
 $27
Income taxes, net14
 (37)
Noncash transactions — Accrued property additions at end of period13
 17
The accompanying notes as they relate to Gulf Power are an integral part of these condensed financial statements.

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GULF POWER COMPANY
CONDENSED BALANCE SHEETS (UNAUDITED)
Assets At September 30, 2016 At December 31, 2015
  (in millions)
Current Assets:    
Cash and cash equivalents $69
 $74
Receivables —    
Customer accounts receivable 94
 76
Unbilled revenues 74
 54
Under recovered regulatory clause revenues 2
 20
Income taxes receivable, current 
 27
Other accounts and notes receivable 4
 9
Affiliated 3
 1
Accumulated provision for uncollectible accounts (1) (1)
Fossil fuel stock 59
 108
Materials and supplies 56
 56
Other regulatory assets, current 62
 90
Other current assets 15
 22
Total current assets 437
 536
Property, Plant, and Equipment:    
In service 5,073
 5,045
Less accumulated provision for depreciation 1,387
 1,296
Plant in service, net of depreciation 3,686
 3,749
Other utility plant, net 
 62
Construction work in progress 64
 48
Total property, plant, and equipment 3,750
 3,859
Other Property and Investments 4
 4
Deferred Charges and Other Assets:    
Deferred charges related to income taxes 59
 61
Other regulatory assets, deferred 507
 427
Other deferred charges and assets 45
 33
Total deferred charges and other assets 611
 521
Total Assets $4,802
 $4,920
The accompanying notes as they relate to Gulf Power are an integral part of these condensed financial statements.


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CONDENSED BALANCE SHEETS (UNAUDITED)
Liabilities and Stockholder's Equity At September 30, 2016 At December 31, 2015
  (in millions)
Current Liabilities:    
Securities due within one year $195
 $110
Notes payable 100
 142
Accounts payable —    
Affiliated 50
 55
Other 41
 44
Customer deposits 35
 36
Accrued taxes —    
Accrued income taxes 19
 4
Other accrued taxes 34
 9
Accrued interest 19
 9
Accrued compensation 20
 25
Deferred capacity expense, current 22
 22
Other regulatory liabilities, current 28
 22
Liabilities from risk management activities 30
 49
Other current liabilities 41
 40
Total current liabilities 634
 567
Long-term Debt 989
 1,193
Deferred Credits and Other Liabilities:    
Accumulated deferred income taxes 904
 893
Employee benefit obligations 125
 129
Deferred capacity expense 125
 141
Asset retirement obligations 119
 113
Accrued environmental remediation 41
 42
Other cost of removal obligations 248
 233
Other regulatory liabilities, deferred 48
 47
Other deferred credits and liabilities 41
 60
Total deferred credits and other liabilities 1,651
 1,658
Total Liabilities 3,274
 3,418
Preference Stock 147
 147
Common Stockholder's Equity:    
Common stock, without par value —    
Authorized — 20,000,000 shares    
Outstanding — 5,642,717 shares 503
 503
Paid-in capital 579
 567
Retained earnings 303
 285
Accumulated other comprehensive loss (4) 
Total common stockholder's equity 1,381
 1,355
Total Liabilities and Stockholder's Equity $4,802
 $4,920
The accompanying notes as they relate to Gulf Power are an integral part of these condensed financial statements.

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MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

THIRD QUARTER 2016 vs. THIRD QUARTER 2015
AND
YEAR-TO-DATE 2016 vs. YEAR-TO-DATE 2015


OVERVIEW
Gulf Power operates as a vertically integrated utility providing electricity to retail customers within its traditional service territory located in northwest Florida and to wholesale customers in the Southeast.
Many factors affect the opportunities, challenges, and risks of Gulf Power's business of selling electricity. These factors include the ability to maintain a constructive regulatory environment, to maintain and grow energy sales, and to effectively manage and secure timely recovery of costs. These costs include those related to projected long-term demand growth, increasingly stringent environmental standards, reliability, restoration following major storms, and fuel. Effectively operating pursuant to these regulatory mechanisms and appropriately balancing required costs and capital expenditures with customer prices will continue to challenge Gulf Power for the foreseeable future.
Through 2015, long-term non-affiliate capacity sales from Gulf Power's ownership of Plant Scherer Unit 3 (205 MWs) provided the majority of Gulf Power's wholesale earnings. The revenues from wholesale contracts covering 100% of this capacity represented 82% of wholesale capacity revenues in 2015. Following contract expirations at the end of 2015 and the end of May 2016, Gulf Power's remaining contracted sales from the unit cover approximately 24% of Gulf Power's ownership of the unit through 2019. The expiration of these contracts has had a material negative impact on Gulf Power's earnings in 2016. On May 5, 2016, Gulf Power delivered a letter to the Florida PSC requesting recognition of Gulf Power's ownership in Plant Scherer Unit 3 as being in service to retail customers when and as its existing wholesale contracts expire. As a result, on September 13, 2016, the Florida PSC instructed Gulf Power to file its monthly earnings surveillance reports both including and excluding its share of investment and expenses related to Plant Scherer Unit 3 that is not covered by contracts.
On October 12, 2016, Gulf Power filed a petition (2016 Rate Case) with the Florida PSC requesting an increase in retail rates and charges of $106.8 million based on the projected test year of January 1, 2017 through December 31, 2017 and a retail ROE of 11% compared to the current retail ROE of 10.25%. The recoverability of the costs associated with the ongoing ownership and operation of Plant Scherer Unit 3 will be decided in this matter. The Florida PSC is expected to make a decision on the 2016 Rate Case in the second quarter 2017. Gulf Power has requested that the increase in base rates, if approved by the Florida PSC, become effective in July 2017.
On November 2, 2016, the Florida PSC approved Gulf Power's annual rate clause request for its cost recovery clause factors for 2017. The fuel and environmental factors include certain costs associated with the ongoing ownership and operation of Plant Scherer Unit 3. See FUTURE EARNINGS POTENTIAL – "Retail Regulatory MattersCost Recovery Clauses" herein for additional information.
The ultimate outcome of these matters cannot be determined at this time. However, if the recovery of Plant Scherer Unit 3 costs is not resolved through the 2016 Rate Case, it could continue to have a material negative impact on Gulf Power's earnings in future years until Gulf Power is able to find a suitable alternative related to this asset.
Gulf Power continues to focus on several key performance indicators. These indicators include customer satisfaction, plant availability, system reliability, and net income after dividends on preference stock. For additional information on these indicators, see MANAGEMENT'S DISCUSSION AND ANALYSIS OVERVIEW "Key Performance Indicators" of Gulf Power in Item 7 of the Form 10-K.

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MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

RESULTS OF OPERATIONS
Net Income
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$(3) (6.3) $(12) (10.0)
Gulf Power's net income after dividends on preference stock for the third quarter 2016 was $45 million compared to $48 million for the corresponding period in 2015. The decrease was primarily due to lower non-affiliated wholesale capacity revenues and an increase in depreciation, partially offset by an increase in retail revenues primarily due to warmer weather and lower operations and maintenance expenses.
Gulf Power's net income after dividends on preference stock for year-to-date 2016 was $108 million compared to $120 million for the corresponding period in 2015. The decrease was primarily due to lower non-affiliated wholesale capacity revenues and an increase in depreciation, partially offset by lower operations and maintenance expenses.
Retail Revenues
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$14 3.9 $(5) (0.5)
In the third quarter 2016, retail revenues were $377 million compared to $363 million for the corresponding period in 2015. For year-to-date 2016, retail revenues were $978 million compared to $983 million for the corresponding period in 2015.
Details of the changes in retail revenues were as follows:
 Third Quarter 2016 Year-to-Date 2016
 (in millions) (% change) (in millions) (% change)
Retail – prior year$363
   $983
  
Estimated change resulting from –       
Rates and pricing11
 3.0
 28
 2.8
Sales growth (decline)(1) (0.3) 
 
Weather5
 1.4
 (3) (0.3)
Fuel and other cost recovery(1) (0.3) (30) (3.1)
Retail – current year$377
 3.8 % $978
 (0.6)%
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters" of Gulf Power in Item 7 and Note 1 to the financial statements of Gulf Power under "Revenues" and Note 3 to the financial statements of Gulf Power under "Retail Regulatory Matters" in Item 8 of the Form 10-K for additional information regarding Gulf Power's retail base rate case and cost recovery clauses, including Gulf Power's fuel cost recovery, purchased power capacity recovery, environmental cost recovery, and energy conservation cost recovery clauses.
Revenues associated with changes in rates and pricing increased in the third quarter and year-to-date 2016 when compared to the corresponding periods in 2015 primarily due to an increase in the environmental cost recovery clause rate, partially offset by a decrease in the energy conservation cost recovery clause rate, both effective in January 2016. See FUTURE EARNINGS POTENTIAL – "Retail Regulatory MattersCost Recovery Clauses" herein for additional information.

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FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Revenues attributable to changes in sales decreased slightly in the third quarter 2016 when compared to the corresponding period in 2015. For the third quarter 2016, weather-adjusted KWH sales to residential and commercial customers decreased 1.9% and 0.5%, respectively, due to lower customer usage primarily resulting from efficiency improvements in appliances and lighting, partially offset by customer growth. KWH sales to industrial customers increased 1.3% for the third quarter 2016 primarily due to decreased customer co-generation and changes in customers' operations.
Revenues attributable to changes in sales remained essentially flat year-to-date 2016 when compared to the corresponding period in 2015. Weather-adjusted KWH sales to residential and commercial customers decreased 0.4% and 1.0%, respectively, due to lower customer usage primarily resulting from efficiency improvements in appliances and lighting, partially offset by customer growth. KWH sales to industrial customers increased 2.9% primarily due to decreased customer co-generation, partially offset by changes in customers' operations.
Fuel and other cost recovery revenues decreased in the third quarter 2016 when compared to the corresponding period in 2015, primarily due to lower recoverable costs under Gulf Power's environmental cost recovery clause, partially offset by higher recoverable costs under Gulf Power's energy conservation cost recovery clause. Fuel and other cost recovery revenues decreased year-to-date 2016 when compared to the corresponding period in 2015, primarily due to a decrease in fuel costs as a result of decreased generation and lower purchased power energy costs. Lower recoverable costs under Gulf Power's environmental cost recovery clause, partially offset by higher recoverable costs under Gulf Power's energy conservation cost recovery clause, also contributed to this decrease. Fuel and other cost recovery provisions include fuel expenses, the energy component of purchased power costs, purchased power capacity costs, and the difference between projected and actual costs and revenues related to energy conservation and environmental compliance. See Note 3 to the financial statements of Gulf Power under "Retail Regulatory Matters – Cost Recovery Clauses – Retail Fuel Cost Recovery" in Item 8 of the Form 10-K for additional information.
Wholesale Revenues – Non-Affiliates
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$(13) (43.3) $(34) (41.5)
Wholesale revenues from sales to non-affiliates consist of long-term sales agreements to other utilities in Florida and Georgia and short-term opportunity sales. Capacity revenues from long-term sales agreements represent the greatest contribution to net income. The energy is generally sold at variable cost. Short-term opportunity sales are made at market-based rates that generally provide a margin above Gulf Power's variable cost of energy. Wholesale energy revenues from sales to non-affiliates will vary depending on fuel prices, the market prices of wholesale energy compared to the cost of Gulf Power's and the Southern Company system's generation, demand for energy within the Southern Company system's electric service territory, and the availability of the Southern Company system's generation.
In the third quarter 2016, wholesale revenues from sales to non-affiliates were $17 million compared to $30 million for the corresponding period in 2015. For year-to-date 2016, wholesale revenues from sales to non-affiliates were $48 million compared to $82 million for the corresponding period in 2015. These decreases were primarily due to a 62.1% and 52.3% decrease in capacity revenues for the third quarter and year-to-date 2016, respectively, resulting from the expiration of Plant Scherer Unit 3 long-term sales agreements.

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FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Wholesale Revenues – Affiliates
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$6 35.3 $7 13.5
Wholesale revenues from sales to affiliated companies will vary depending on demand and the availability and cost of generating resources at each company. These affiliate sales are made in accordance with the IIC, as approved by the FERC. These transactions do not have a significant impact on earnings since the revenue related to these energy sales generally offsets the cost of energy sold.
In the third quarter 2016, wholesale revenues from sales to affiliates were $23 million compared to $17 million for the corresponding period in 2015. The increase was primarily due to a 42.8% increase in KWH sales as a result of higher sales to the power pool due to greater Southern Company system load. For year-to-date 2016, wholesale revenues from sales to affiliates were $59 million compared to $52 million for the corresponding period in 2015. The increase was primarily due to a 33.7% increase in KWH sales resulting from lower planned unit outages for Gulf Power's generation resources.
Fuel and Purchased Power Expenses
  Third Quarter 2016
vs.
Third Quarter 2015
 Year-to-Date 2016
vs.
Year-to-Date 2015
  (change in millions) (% change) (change in millions) (% change)
Fuel $(2) (1.4) $(33) (8.8)
Purchased power – non-affiliates 7
 26.9
 19
 25.0
Purchased power – affiliates (1) (25.0) (13) (59.1)
Total fuel and purchased power expenses $4
   $(27)  
In the third quarter 2016, total fuel and purchased power expenses were $177 million compared to $173 million for the corresponding period in 2015. The increase was primarily due to a $7 million net increase related to the volume of KWHs generated and purchased as a result of higher customer loads on Gulf Power's system, partially offset by a $3 million decrease in the average cost of fuel and purchased power.
For year-to-date 2016, total fuel and purchased power expenses were $446 million compared to $473 million for the corresponding period in 2015. The decrease was primarily the result of a $40 million decrease due to the lower average cost of fuel and purchased power, partially offset by a $13 million net increase related to the volume of KWHs purchased from Gulf Power's gas-fired PPA resource.
Fuel and purchased power transactions do not have a significant impact on earnings since energy and capacity expenses are generally offset by energy and capacity revenues through Gulf Power's fuel and purchased power capacity cost recovery clauses and long-term wholesale contracts. See Note 3 to the financial statements of Gulf Power under "Retail Regulatory Matters – Cost Recovery Clauses – Retail Fuel Cost Recovery" and " – Purchased Power Capacity Recovery" in Item 8 of the Form 10-K for additional information.

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MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Details of Gulf Power's generation and purchased power were as follows:
 Third Quarter 2016 Third Quarter 2015 Year-to-Date 2016 Year-to-Date 2015
Total generation (in millions of KWHs)
2,775 2,839 6,654 7,435
Total purchased power (in millions of KWHs)
1,906 1,637 5,295 4,231
Sources of generation (percent) –
       
Coal68 64 57 61
Gas32 36 43 39
Cost of fuel, generated (in cents per net KWH) –
       
Coal3.55 3.67 3.80 3.88
Gas4.38 4.32 4.06 4.22
Average cost of fuel, generated (in cents per net KWH)
3.81 3.90 3.91 4.01
Average cost of purchased power (in cents per net KWH)(*)
3.79 3.83 3.51 4.12
(*)Average cost of purchased power includes fuel purchased by Gulf Power for tolling agreements where power is generated by the provider.
Fuel
In the third quarter 2016, fuel expense was $141 million compared to $143 million for the corresponding period in 2015. The decrease was primarily due to a 12.9% decrease in the volume of KWHs generated by Gulf Power's gas-fired generation resources due to higher planned maintenance and a 2.3% decrease in the average cost of fuel. The decreases were partially offset by a 3.6% increase in the volume of KWHs generated by Gulf Power's coal-fired generation resources.
For year-to-date 2016, fuel expense was $342 million compared to $375 million for the corresponding period in 2015. The decrease was primarily due to a 17.4% decrease in the volume of KWHs generated by Gulf Power's coal-fired generation resources due to the lower cost of gas-fired resources and a 2.5% decrease in the average cost of fuel. The decreases were partially offset by a 0.5% increase in the volume of KWHs generated by Gulf Power's gas-fired generation resources.
Purchased Power – Non-Affiliates
In the third quarter 2016, purchased power expense from non-affiliates was $33 million compared to $26 million for the corresponding period in 2015. The increase was primarily due to a 26.5% increase in the volume of KWHs purchased due to the availability of lower cost energy, partially offset by a 6.6% decrease in the average cost per KWH purchased due to lower energy costs from gas-fired resources.
For year-to-date 2016, purchased power expense from non-affiliates was $95 million compared to $76 million for the corresponding period in 2015. The increase was primarily due to a 46.6% increase in the volume of KWHs purchased due to the availability of lower cost energy, partially offset by a 21.0% decrease in the average cost per KWH purchased due to lower energy costs from gas-fired resources.
Energy purchases from non-affiliates will vary depending on the market prices of wholesale energy as compared to the cost of the Southern Company system's generation, demand for energy within the Southern Company system's electric service territory, and the availability of the Southern Company system's generation.
Purchased Power – Affiliates
In the third quarter 2016, purchased power expense from affiliates was $3 million compared to $4 million for the corresponding period in 2015. The decrease was primarily due to environmental control projectsa 54.9% decrease in the volume of KWHs purchased due to an increase in coal-fired Gulf Power generation committed to serve territorial loads, partially offset by a 67.4% increase in the average cost per KWH purchased due to higher power pool interchange rates.

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For year-to-date 2016, purchased power expense from affiliates was $9 million compared to $22 million for the corresponding period in 2015. The decrease was primarily due to a 54.6% decrease in the volume of KWHs purchased due to lower territorial loads and a 10.8% decrease in the average cost per KWH purchased due to lower power pool interchange rates as a result of lower fuel prices and lower off-peak energy prices of renewable market resources.
Energy purchases from affiliates will vary depending on demand and the availability and cost of generating resources at each company within the Southern Company system. These purchases are made in accordance with the IIC or other contractual agreements, all as approved by the FERC.
Other Operations and Maintenance Expenses
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$(4) (4.4) $(35) (12.8)
In the third quarter 2016, other operations and maintenance expenses were $86 million compared to $90 million for the corresponding period in 2015. For year-to-date 2016, other operations and maintenance expenses were $239 million compared to $274 million for the corresponding period in 2015. These decreases were primarily due to decreases in routine and planned maintenance expenses at generating facilities and lower expenses related to marketing programs.
Expenses from marketing programs do not have a significant impact on earnings since they are generally offset by energy conservation revenues through Gulf Power's energy conservation cost recovery clause.
Depreciation and Amortization
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$9 22.5 $29 29.0
In the third quarter 2016, depreciation and amortization was $49 million compared to $40 million for the corresponding period in 2015. For year-to-date 2016, depreciation and amortization was $129 million compared to $100 million for the corresponding period in 2015. The increases were primarily due to $7 million and $20 million less of a reduction in depreciation, as authorized in a settlement agreement approved by the Florida PSC in 2013 (2013 Rate Case Settlement Agreement), in the third quarter and year-to-date 2016, respectively, compared to the corresponding periods in 2015. In the third quarter 2016, and in accordance with the 2013 Rate Case Settlement Agreement, Gulf Power reversed reductions previously recorded to depreciation. As a result, for the first nine months of 2016, the net reduction in depreciation was zero. Also contributing to the increases were property additions at generation, facilitiestransmission, and transmission projects beingdistribution facilities placed in service in 2015.
See Note 3 to the financial statements of Gulf Power under "Retail Regulatory Matters – Retail Base Rate Case" in Item 8 of the Form 10-K and Note (B) to the Condensed Financial Statements under "Retail Regulatory MattersGulf PowerRetail Base Rate Cases" herein for additional information.

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Other Income (Expense), Net
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$(4) N/M $(12) N/M
N/M - Not meaningful
In the third quarter 2016, other income (expense), net was $(2) million compared to $2 million for the corresponding period in 2015. For year-to-date 2016, other income (expense), net was $(4) million compared to $8 million for the corresponding period in 2015. These changes were primarily due to lower AFUDC related to environmental control projects at generating facilities and transmission projects placed in service in 2015.
FUTURE EARNINGS POTENTIAL
The results of operations discussed above are not necessarily indicative of Gulf Power's future earnings potential. The level of Gulf Power's future earnings depends on numerous factors that affect the opportunities, challenges, and risks of Gulf Power's business of selling electricity. These factors include Gulf Power's ability to maintain a constructive regulatory environment that continues to allow for the timely recovery of prudently-incurred costs during a time of increasing costs. Future earnings in the near term will depend, in part, upon maintaining and growing sales which are subject to a number of factors. These factors include weather, competition, energy conservation practiced by customers, the use of alternative energy sources by customers, the price of electricity, the price elasticity of demand, the rate of economic growth or decline in Gulf Power's service territory, and the successful remarketing of wholesale capacity as current contracts expire.expire, and the outcome of the 2016 Rate Case related to Gulf Power's ownership of Plant Scherer Unit 3. Demand for electricity is primarily driven by economic growth. The pace of economic growth and electricity demand may be affected by changes in regional and global economic conditions, which may impact future earnings. For additional information relating to these issues, see RISK FACTORS in Item 1A and MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL of Gulf Power in Item 7 of the Form 10-K.
Gulf Power's wholesale business consists of two types of agreements. The first type, referred to as requirements service, provides that Gulf Power serves the customer's capacity and energy requirements from Gulf Power resources. The second type, referred to as a unit sale, is a wholesale customer purchase from a dedicated generating

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plant unit where a portion of that unit is reserved for the customer. These agreements are associated with Gulf Power's ownership of Plant Scherer Unit 3 (205 MWs) and consist of both capacity and energy sales. Through 2015, capacity revenues from long-term non-affiliate sales out of Gulf Power's ownership of the unit represented the majority of Gulf Power's wholesale earnings. The capacity revenues associated with these contracts covering 100% of Gulf Power's ownership represented 82% of wholesale capacity revenues in 2015. Due to the expiration of a wholesale contract at the end of 2015 and another wholesale contract at the end of May 2016, Gulf Power's remaining contracted sales from the unit from June 2016 through 2019 will cover approximately 24% of the unit. The expiration of the contract in 2015 and the scheduled future expiration of the remaining contracts will have a material negative impact on Gulf Power's earnings in 2016 and may continue to have a material negative impact in future years until Gulf Power is able to find a suitable alternative related to this asset. The alternatives Gulf Power is actively evaluating include, without limitation, rededication of the asset to serve retail customers for whom it was originally planned and built, replacement long-term wholesale contracts or other sales into the wholesale market, or an asset sale. On May 5, 2016, Gulf Power delivered a letter to the Florida PSC requesting recognition of Gulf Power's ownership in Plant Scherer Unit 3 as being in service to retail customers when and as the contracts expire. The ultimate outcome of this matter cannot be determined at this time.
Environmental Matters
Compliance costs related to federal and state environmental statutes and regulations could affect earnings if such costs cannot continue to be fully recovered in retail rates or through long-term wholesale agreements on a timely basis or through market-based contracts. The State of Florida has statutory provisions that allow a utility to petition the Florida PSC for recovery of prudent environmental compliance costs that are not being recovered through base rates or any other recovery mechanism. Gulf Power's current long-term wholesale agreements contain provisions that permit charging the customer with costs incurred as a result of changes in environmental laws and regulations. The full impact of any such regulatory or legislative changes cannot be determined at this time. Environmental compliance spending over the next several years may differ materially from the amounts estimated. The timing, specific requirements, and estimated costs could change as environmental statutes and regulations are adopted or modified, as compliance plans are revised or updated, and as legal challenges to rules are completed. Further, higher costs that are recovered through regulated rates or long-term wholesale agreements could contribute to reduced demand for electricity as well as impact the cost competitiveness of wholesale capacity, which could negatively affect results of operations, cash flows, and financial condition. See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Environmental Matters," "Retail Regulatory Matters – Cost Recovery Clauses – Environmental Cost Recovery," and "Other Matters" of Gulf Power in Item 7 and Note 3 to the financial statements of Gulf Power under "Environmental Matters" in Item 8 of the Form 10-K for additional information.

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Environmental Statutes and Regulations
Air Quality
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters Environmental Statutes and Regulations Air Quality" of Gulf Power in Item 7 of the Form 10-K for additional information regarding the EPA's final MATS rule, and regional haze regulations.regulations, fine particulate matter National Ambient Air Quality Standards (NAAQS), and the Cross State Air Pollution Rule (CSAPR).
On April 25, 2016, in response to a June 2015 U.S. Supreme Court opinion, the EPA published its supplemental finding regarding consideration of costs in support of the MATS rule. This finding does not impact MATS rule compliance requirements, costs, or deadlines, and all Gulf Power units that are subject to the MATS rule have completed the measures necessary to achieve compliance with the MATS rule by the applicable deadlines.
Also on April 25, 2016, the EPA issued proposed revisions to the regional haze regulations. The ultimate impact of the proposed revisions will depend on their ultimate adoption, implementation, and any legal challenges and cannot be determined at this time.

On September 6, 2016, the EPA designated all remaining areas within Gulf Power's service territory as attainment for the 2012 annual fine particulate matter NAAQS.
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this rule will depend on the outcome of any legal challenges and implementation at the state level and cannot be determined at this time.
Retail Regulatory Matters
Gulf Power's rates and charges for service to retail customers are subject to the regulatory oversight of the Florida PSC. Gulf Power's rates are a combination of base rates and several separate cost recovery clauses for specific categories of costs. These separate cost recovery clauses address such items as fuel and purchased energy costs, purchased power capacity costs, energy conservation and demand side management programs, and the costs of compliance with environmental laws and regulations. Costs not addressed through one of the specific cost recovery clauses are recovered through base rates. See Note 3 to the financial statements of Gulf Power under "Retail Regulatory Matters – Retail Base Rate Case"Matters" in Item 8 of the Form 10-K for additional information.
Gulf Power's wholesale business consists of two types of agreements. The first type, referred to as requirements service, provides that Gulf Power serves the customer's capacity and energy requirements from Gulf Power resources. The second type, referred to as a unit sale, is a wholesale customer purchase from a dedicated generating plant unit where a portion of that unit is reserved for the customer. These agreements are associated with Gulf Power's ownership of Plant Scherer Unit 3 and consist of both capacity and energy sales. Through 2015, long-term non-affiliate capacity sales from Gulf Power's ownership of the unit provided the majority of Gulf Power's wholesale earnings. The revenues from wholesale contracts covering 100% of this capacity represented 82% of wholesale capacity revenues in 2015. Following contract expirations at the end of 2015 and the end of May 2016, Gulf Power's remaining contracted sales from the unit cover approximately 24% of Gulf Power's ownership of the unit through 2019. The expiration of these contracts has had a material negative impact on Gulf Power's earnings in 2016. On May 5, 2016, Gulf Power delivered a letter to the Florida PSC requesting recognition of Gulf Power's ownership in Plant Scherer Unit 3 as being in service to retail customers when and as its existing wholesale contracts expire. As a result, on September 13, 2016, the Florida PSC instructed Gulf Power to file its monthly earnings surveillance reports both including and excluding its share of investment and expenses related to Plant Scherer Unit 3 that is not covered by contracts. See "Retail Base Rate CaseCases" and "Cost Recovery Clauses" herein for additional information.
In
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The ultimate outcome of this matter cannot be determined at this time. However, if the recovery of Plant Scherer Unit 3 costs is not resolved through the 2016 Rate Case, it could continue to have a material negative impact on Gulf Power's earnings in future years until Gulf Power is able to find a suitable alternative related to this asset.
Retail Base Rate Cases
The 2013 the Florida PSC approved the Rate Case Settlement Agreement providing thatauthorized Gulf Power mayto reduce depreciation and record a regulatory asset up to $62.5 million betweenfrom January 2014 andthrough June 2017. In any given month, such depreciation reduction may not exceed the amount necessary for the retail ROE, as reported to the Florida PSC monthly, to reach the midpoint of the authorized retail ROE range then in effect. For 2014 2015, and the first three months of 2016,2015, Gulf Power recognized reductions in depreciation of $8.4 million and $20.1 million, respectively. In the third quarter 2016 and $5.6in accordance with the 2013 Rate Case Settlement Agreement, Gulf Power reversed reductions previously recorded to depreciation. As a result, for the first nine months of 2016, the net reduction in depreciation was zero.
On October 12, 2016, Gulf Power filed the 2016 Rate Case with the Florida PSC requesting an increase in retail rates and charges of $106.8 million respectively.based on the projected test year of January 1, 2017 through December 31, 2017 and a retail ROE of 11% compared to the current retail ROE of 10.25%. The recoverability of the costs associated with the ongoing ownership and operation of Plant Scherer Unit 3 will be decided in this matter. The Florida PSC is expected to make a decision on the 2016 Rate Case in the second quarter 2017. Gulf Power has requested that the increase in base rates, if approved by the Florida PSC, become effective in July 2017. The ultimate outcome of this matter cannot be determined at this time.
Cost Recovery Clauses
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Retail Regulatory Matters – Cost Recovery Clauses" of Gulf Power in Item 7 and Note 3 to the financial statements of Gulf Power under "Retail Regulatory Matters – Cost Recovery Clauses" in Item 8 of the Form 10-K for additional information regarding Gulf Power's recovery of retail costs through various regulatory clauses and accounting orders. Gulf Power has four regulatory clauses which are approved by the Florida PSC. See Note (B) to the Condensed Financial Statements herein for additional information.
On November 2, 2016, the Florida PSC approved Gulf Power's annual rate clause request for its fuel, purchased power capacity, environmental, and energy conservation cost recovery factors for 2017. The net effect of the approved changes is a $41 million decrease in annual revenues for 2017. In general, the decreased revenues will not have a significant impact on net income since most of the revenues will be offset by lower expenses. However, certain costs associated with the ongoing ownership and operation of Plant Scherer Unit 3 were included in the environmental clause rate, which will have an impact of approximately $11 million and $14 million of additional revenue in 2016 and 2017, respectively. The final disposition of these costs, and the related impact on rates, is subject to the Florida PSC's ultimate ruling on whether costs associated with Plant Scherer Unit 3 are recoverable from retail customers, which is expected to be decided by the Florida PSC in the 2016 Rate Case as discussed previously. The ultimate outcome of this matter cannot be determined at this time.
Renewables
The Florida PSC issued a final approval order on Gulf Power's Community Solar Pilot Program on April 15, 2016. The program will offer all Gulf Power customers an opportunity to voluntarily contribute to the construction and operation of a solar photovoltaic facility with electric generating capacity of up to 1 MW through annual subscriptions. The energy generated from the solar facility is expected to provide power to all of Gulf Power's customers.
On October 11, 2016, the Florida PSC preliminarily approved an energy purchase agreement for up to 94 MWs of wind generation in central Oklahoma. Purchases under this agreement will be for energy only and will be recovered through Gulf Power's fuel cost recovery clause.

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Other Matters
As a result of the cost to comply with environmental regulations imposed by the EPA, Gulf Power retired its coal-fired generation at Plant Smith Units 1 and 2 (357 MWs) on March 31, 2016. In connection with this retirement announcement, Gulf Power reclassified the net carrying value of these units from plant in service, net of depreciation, to other utility plant, net. The net book value of these units at March 31, 2016 was approximately $60 million. Gulf Power has filed a petition with the Florida PSC requesting permission to create a regulatory asset forrecover the remaining net book value of Plant Smith Units 1 and 2 and the remaining inventorymaterials and supplies associated with these units as of the retirement date. The retirement of these units is not expected to have a material impact on Gulf Power's financial statements asIn connection with this request, Gulf Power expectsreclassified approximately $63 million to recover these amounts through its rates; however,a regulatory asset, including the ultimate outcome depends on future rate proceedings withremaining net book value of the units and the associated materials and supplies. On August 29, 2016, the Florida PSC approved Gulf Power's request to create a regulatory asset and cannotdefer the recovery over a period to be determined at this time.decided in the 2016 Rate Case.
Gulf Power is involved in various other matters being litigated and regulatory matters that could affect future earnings. In addition, Gulf Power is subject to certain claims and legal actions arising in the ordinary course of business. Gulf Power's business activities are subject to extensive governmental regulation related to public health and the environment, such as regulation of air emissions and water discharges. Litigation over environmental issues and claims of various types, including property damage, personal injury, common law nuisance, and citizen enforcement of environmental requirements, such as air quality and water standards, has occurred throughout the

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U.S. This litigation has included claims for damages alleged to have been caused by CO2 and other emissions, CCR, and alleged exposure to hazardous materials, and/or requests for injunctive relief in connection with such matters.
TheultimateoutcomeofsuchpendingorpotentiallitigationagainstGulf Powercannotbepredictedatthistime;however,forcurrentproceedingsnotspecificallyreportedinNote(B)totheCondensedFinancialStatementshereinorinNote3tothefinancialstatementsofGulf PowerinItem8ofthe Form 10-K,management does not anticipate that the ultimate liabilities, if any, arising from such current proceedings would have a material effect on Gulf Power's financial statements. See Note (B) to the Condensed Financial Statements herein for a discussion of various other contingencies, regulatory matters, and other matters being litigated which may affect future earnings potential.
ACCOUNTING POLICIES
Application of Critical Accounting Policies and Estimates
Gulf Power prepares its financial statements in accordance with GAAP. Significant accounting policies are described in Note 1 to the financial statements of Gulf Power in Item 8 of the Form 10-K. In the application of these policies, certain estimates are made that may have a material impact on Gulf Power's results of operations and related disclosures. Different assumptions and measurements could produce estimates that are significantly different from those recorded in the financial statements. See MANAGEMENT'S DISCUSSION AND ANALYSIS – ACCOUNTING POLICIES – "Application of Critical Accounting Policies and Estimates" of Gulf Power in Item 7 of the Form 10-K for a complete discussion of Gulf Power's critical accounting policies and estimates related to Electric Utility Regulation, Asset Retirement Obligations, Pension and Other Postretirement Benefits, and Contingent Obligations.
Recently Issued Accounting Standards
On February 25, 2016, the FASB issued ASU No. 2016-02, Leases (Topic 842) (ASU 2016-02). ASU 2016-02 requires lessees to recognize on the balance sheet a lease liability and a right-of-use asset for all leases. ASU 2016-02 also changes the recognition, measurement, and presentation of expense associated with leases and provides clarification regarding the identification of certain components of contracts that would represent a lease. The accounting required by lessors is relatively unchanged. ASU 2016-02 is effective for fiscal years beginning after December 15, 2018, with early adoption permitted. Gulf Power is currently evaluating the new standard and has not yet determined its ultimate impact; however, adoption of ASU 2016-02 is expected to have a significant impact on Gulf Power's balance sheet.
On March 30, 2016, the FASB issued ASU No. 2016-09, Compensation-Stock Compensation (Topic 718): Improvements to Employee Share-Based Payment Accounting (ASU 2016-09). ASU 2016-09 changes the accounting for income taxes and the cash flow presentation for share-based payment award transactions. Most

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significantly, entities are required to recognize all excess tax benefits and deficiencies related to the exercise or vesting of stock compensation as income tax expense or benefit in the income statement. Gulf Power currently recognizes any excess tax benefits and deficiencies related to the exercise and vesting of stock compensation inas additional paid-in capital. ASU 2016-09 is effective for fiscal years beginning after December 15, 2016, with early2016. Early adoption permitted.is permitted and Gulf Power intends to adopt the ASU in the fourth quarter 2016. The adoption is currently evaluatingnot expected to have a material impact on the new standard and has not yet determined its ultimate impact.results of operations, financial position, or cash flows of Gulf Power.
FINANCIAL CONDITION AND LIQUIDITY
Overview
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Overview" of Gulf Power in Item 7 of the Form 10-K for additional information. Gulf Power's financial condition remained stable at March 31,September 30, 2016. Gulf Power intends to continue to monitor its access to short-term and long-term capital markets as well as bank credit agreements to meet future capital and liquidity needs. See "Capital"Capital Requirements and Contractual Obligations," "Sources"Sources of Capital," and "Financing Activities""Financing Activities" herein for additional information.

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Net cash provided from operating activities totaled $132$373 million for the first threenine months of 2016 compared to $81$411 million for the corresponding period in 2015. The $51$38 million increasedecrease in net cash was primarily due to a decrease in wholesale capacity revenue, partially offset by a federal income tax refund and the timing of vendor payments.refund. Net cash used for investing activities totaled $42$127 million in the first threenine months of 2016 primarily due to property additions to utility plant. Net cash used for financing activities totaled $116$251 million for the first threenine months of 2016 primarily due to payments related to notes payable andthe redemption of long-term debt, payment of common stock dividends. Fluctuationsdividends, and a decrease in cash flownotes payable. Cash flows from financing activities vary from period to period based on capital needs and the maturity or redemption of securities.
Significant balance sheet changes for the first threenine months of 2016 include decreases of $86$125 million in notes payable, $27 million of income tax receivables following the receipt oflong-term debt due to a federal income tax refund,redemption and $26$109 million in cashnet property, plant, and cash equivalents.equipment primarily due to the retirement of Plant Smith Units 1 and 2 and an increase in accumulated provision for depreciation primarily due to environmental control projects at generating facilities and transmission projects placed in service in 2015.
Capital Requirements and Contractual Obligations
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Capital Requirements and Contractual Obligations" of Gulf Power in Item 7 of the Form 10-K for a description of Gulf Power's capital requirements for its construction program, including estimated capital expenditures to comply with existing environmental statutes and regulations, scheduled maturities of long-term debt, as well as related interest, leases, derivative obligations, preference stock dividends, purchase commitments, and trust funding requirements. Approximately $235$195 million will be required through March 31,September 30, 2017 to fund a maturity of long-term debt and an announced redemptionmaturities of long-term debt. See "Financing Activities""Financing Activities" herein for additional information.
Gulf Power's construction program is currently estimated to total $0.2 billion for 2017, $0.2 billion for 2018, $0.2 billion for 2019, $0.3 billion for 2020, and $0.3 billion for 2021. These estimated expenditures do not include potential compliance costs that may arise from the EPA's final rules and guidelines or subsequently approved state plans that would limit CO2 emissions from existing, new, modified, or reconstructed fossil-fuel-fired electric generating units.
The construction program is subject to periodic review and revision, and actual construction costs may vary from these estimates because of numerous factors. These factors include: changes in business conditions; changes in load projections; storm impacts; changes in environmental statutes and regulations; the outcome of any legal challenges to the environmental rules; changes in generating plants, including unit retirements and replacements and adding or changing fuel sources at existing units, to meet regulatory requirements; changes in the expected environmental compliance programs; changes in FERC rules and regulations; Florida PSC approvals; changes in legislation; the

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cost and efficiency of construction labor, equipment, and materials; project scope and design changes; and the cost of capital. In addition, there can be no assurance that costs related to capital expenditures will be fully recovered.
Sources of Capital
Gulf Power plans to obtain the funds required for construction and other purposes from sources similar to those used in the past, which were primarily from operating cash flows, short-term debt, external security issuances, term loans, and equity contributions from Southern Company. However, the amount, type, and timing of any future financings, if needed, will depend upon regulatory approval, prevailing market conditions, and other factors. See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Sources of Capital" of Gulf Power in Item 7 of the Form 10-K for additional information.
Gulf Power's current liabilities frequently exceed current assets because of the continued use of short-term debt as a funding source to meet scheduled maturities of long-term debt, as well as significant seasonal fluctuations in cash needs, which can fluctuate significantly due to the seasonality of the business.needs. Gulf Power has substantial cash flow from operating activities and access to the capital markets and financial institutions to meet short-term liquidity needs, including its commercial paper program which is supported by bank credit facilities.
At March 31,September 30, 2016, Gulf Power had approximately $48$69 million of cash and cash equivalents. Committed credit arrangements with banks at March 31,September 30, 2016 were as follows:
ExpiresExpires     
Executable Term
Loans
 
Due Within One
Year
Expires     
Executable Term
Loans
 
Due Within One
Year
20162016 2017 2018 Total Unused 
One
Year
 
Two
Years
 
Term
Out
 
No Term
Out
2016 2017 2018 Total Unused 
One
Year
 
Two
Years
 
Term
Out
 
No Term
Out
   (in millions) (in millions) (in millions)
(in millions)(in millions) (in millions) (in millions) (in millions)
$75
 $40
 $165
 $280
 $280
 $45
 $
 $45
 $40
50
 $65
 $165
 $280
 $280
 $45
 $
 $45
 $70

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See Note 6 to the financial statements of Gulf Power under "Bank Credit Arrangements" in Item 8 of the Form 10-K and Note (E) to the Condensed Financial Statements under "Bank"Bank Credit Arrangements"Arrangements" herein for additional information.
Most of these bank credit arrangements contain covenants that limit debt levels and contain cross acceleration provisions to other indebtedness (including guarantee obligations) that are restricted only to the indebtedness of Gulf Power. Such cross acceleration provisions to other indebtedness would trigger an event of default if Gulf Power defaulted on indebtedness, the payment of which was then accelerated. Gulf Power is currently in compliance with all such covenants. None of the bank credit arrangements contain material adverse change clauses at the time of borrowings.
Subject to applicable market conditions, Gulf Power expects to renew or replace its bank credit arrangements, as needed, prior to expiration. In connection therewith, Gulf Power may extend the maturity dates and/or increase or decrease the lending commitments thereunder.
Most of the unused credit arrangements with banks are allocated to provide liquidity support to Gulf Power's pollution control revenue bonds and commercial paper program. The amount of variable rate pollution control revenue bonds outstanding requiring liquidity support as of March 31,September 30, 2016 was approximately $82 million. In addition, at March 31,September 30, 2016, Gulf Power had approximately $33$21 million of fixed rate pollution control revenue bonds outstanding that were required to be remarketed within the next 12 months.
Gulf Power may also meet short-term cash needs through a Southern Company subsidiary organized to issue and sell commercial paper at the request and for the benefit of Gulf Power and the other traditional electric operating companies. Proceeds from such issuances for the benefit of Gulf Power are loaned directly to Gulf Power. The obligations of each company under these arrangements are several and there is no cross-affiliate credit support.

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Details of short-term borrowings were as follows:
  
Short-term Debt at
March 31, 2016
 
Short-term Debt During the Period(*)
  
Amount
Outstanding
 
Weighted
Average
Interest
Rate
 
Average
Amount
Outstanding
 
Weighted
Average
Interest
Rate
 
Maximum
Amount
Outstanding
  (in millions)   (in millions)   (in millions)
Commercial paper $56
 0.9% $77
 0.8% $148
  
Short-term Debt at
September 30, 2016
 
Short-term Debt During the Period(*)
  
Amount
Outstanding
 
Weighted
Average
Interest
Rate
 
Average
Amount
Outstanding
 
Weighted
Average
Interest
Rate
 
Maximum
Amount
Outstanding
  (in millions)   (in millions)   (in millions)
Commercial paper $
 % $35
 0.8% $88
Short-term bank debt 100
 1.3% 100
 1.2% 100
Total $100
 1.3% $135
 1.1%  
(*)Average and maximum amounts are based upon daily balances during the three-month period ended March 31,September 30, 2016.
Gulf Power believes the need for working capital can be adequately met by utilizing the commercial paper program, lines of credit, short-term bank loans, and operating cash flows.
Credit Rating Risk
Gulf Power does not have any credit arrangements that would require material changes in payment schedules or terminations as a result of a credit rating downgrade.
There are certain contracts that could require collateral, but not accelerated payment, in the event of a credit rating change to BBB- and/or Baa3 or below. These contracts are for physical electricity purchases and sales, fuel transportation and storage, transmission, and energy price risk management.

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The maximum potential collateral requirements under these contracts at March 31,September 30, 2016 were as follows:
Credit Ratings
Maximum Potential
Collateral
Requirements
Maximum Potential
Collateral
Requirements
(in millions)(in millions)
At BBB- and/or Baa3$78
$192
Below BBB- and/or Baa3$428
$630
Included in these amounts are certain agreements that could require collateral in the event that one or more Southern Company system power pool participants has a credit rating change to below investment grade. Generally, collateral may be provided by a Southern Company guaranty, letter of credit, or cash. Additionally, a credit rating downgrade could impact the ability of Gulf Power to access capital markets and would be likely to impact the cost at which it does so.
Market Price Risk
Gulf Power's market risk exposure relative to interest rate changes for the firstthird quarter and year-to-date 2016 has not changed materially compared to the December 31, 2015 reporting period. Gulf Power's exposure to market volatility in commodity fuel prices and prices of electricity with respect to its wholesale generating capacity ishad been limited because its long-term sales agreements shiftshifted substantially all fuel cost responsibility to the purchaser. However, Gulf Power could becomeis exposed to market volatility in energy-related commodity prices to the extent any wholesale generating capacity is uncontracted.
Through 2015, capacity revenues from long-term non-affiliate sales outFor an in-depth discussion of Gulf Power's ownership of Plant Scherer Unit 3 (205 MWs) represented the majoritymarket risks, see MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Market Price Risk" of Gulf Power's wholesale earnings. The capacity revenues associated with these contracts covering 100% of Gulf Power's ownership represented 82% of wholesale capacity revenuesPower in 2015. Due to the expiration of a wholesale contract at the end of 2015 and another wholesale contract at the end of May 2016, Gulf Power's remaining contracted sales from the unit from June 2016 through 2019 will cover approximately 24%Item 7 of the unit. The expiration of the contract in 2015 and the scheduled future expiration of the remaining contracts will have a material negative impact on Gulf Power's earnings in 2016 and may continue to have a material negative impact in future years until Gulf Power is able to find a suitable alternative related to this asset. The alternatives Gulf Power is actively evaluating include, without limitation, rededication of the asset to serve retail customers for whom it was originally planned and built, replacement long-term wholesale contracts or other sales into the wholesale market, or an asset sale.Form 10-K. On May 5, 2016, Gulf Power delivered a letter to the Florida PSC requesting recognition of Gulf Power's ownership in Plant Scherer Unit 3 as being in service to retail customers when and as theits existing wholesale contracts expire. As a result, on September 13, 2016, the Florida PSC instructed Gulf Power to file its monthly earnings surveillance

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MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

reports both including and excluding its share of investment and expenses related to Plant Scherer Unit 3 that is not covered by contracts. The recoverability of the costs associated with the ongoing ownership and operation of Plant Scherer Unit 3 is expected to be decided in the 2016 Rate Case. The ultimate outcome of this matter cannot be determined at this time. For an in-depth discussion of Gulf Power's market risks, see MANAGEMENT'S DISCUSSION AND ANALYSISSee FUTURE EARNINGS POTENTIALFINANCIAL CONDITION AND LIQUIDITY – "Market Price Risk" of"Retail Regulatory Matters" herein for additional information.
Financing Activities
In May 2016, Gulf Power redeemed $125 million aggregate principal amount of its Series 2011A 5.75% Senior Notes due June 1, 2051.
Also in Item 7 ofMay 2016, Gulf Power entered into an 11-month floating rate bank loan bearing interest based on one-month LIBOR. This short-term loan was for $100 million aggregate principal amount and the Form 10-K.
Financing Activitiesproceeds were used to repay existing indebtedness and for working capital and other general corporate purposes.
In addition to any financings that may be necessary to meet capital requirements, contractual obligations, and storm recovery, Gulf Power plans to continue, when economically feasible, a program to retire higher-cost securities and replace these obligations with lower-cost capital if market conditions permit.
Subsequent to March 31, 2016, Gulf Power announced the redemption in May 2016 of $125 million aggregate principal amount of its Series 2011A 5.75% Senior Notes due June 1, 2051.

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MISSISSIPPI POWER COMPANY

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MISSISSIPPI POWER COMPANY
CONDENSED STATEMENTS OF INCOME (UNAUDITED)
 
For the Three Months
Ended March 31,
For the Three Months Ended September 30, For the Nine Months Ended September 30,
2016 20152016 2015 2016 2015
(in millions)(in millions) (in millions)
Operating Revenues:          
Retail revenues$183
 $167
$263
 $244
 $652
 $601
Wholesale revenues, non-affiliates60
 77
78
 76
 198
 216
Wholesale revenues, affiliates9
 27
7
 18
 23
 63
Other revenues5
 5
4
 3
 12
 13
Total operating revenues257
 276
352
 341
 885
 893
Operating Expenses:          
Fuel76
 114
112
 130
 268
 359
Purchased power, non-affiliates
 2
3
 1
 4
 5
Purchased power, affiliates5
 2
5
 1
 14
 6
Other operations and maintenance69
 73
74
 63
 211
 206
Depreciation and amortization38
 27
30
 38
 114
 95
Taxes other than income taxes26
 25
31
 24
 81
 71
Estimated loss on Kemper IGCC53
 9
88
 150
 222
 182
Total operating expenses267
 252
343
 407
 914
 924
Operating Income (Loss)(10) 24
9
 (66) (29) (31)
Other Income and (Expense):          
Allowance for equity funds used during construction29
 28
31
 29
 90
 82
Interest expense, net of amounts capitalized(16) (11)(15) (13) (46) 6
Other income (expense), net(2) (2)(1) (2) (4) (5)
Total other income and (expense)11
 15
15
 14
 40
 83
Earnings Before Income Taxes1
 39
Earnings (Loss) Before Income Taxes24
 (52) 11
 52
Income taxes (benefit)(10) 4
(2) (31) (29) (11)
Net Income11
 35
Net Income (Loss)26
 (21) 40
 63
Dividends on Preferred Stock
 

 
 1
 1
Net Income After Dividends on Preferred Stock$11
 $35
Net Income (Loss) After Dividends on Preferred Stock$26
 $(21) $39
 $62
CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED)
 For the Three Months
Ended March 31,
 2016 2015
 (in millions)
Net Income$11
 $35
Other comprehensive income (loss):
 
Comprehensive Income$11
 $35
 For the Three Months Ended September 30, For the Nine Months Ended September 30,
 2016 2015 2016 2015
 (in millions) (in millions)
Net Income (Loss)$26
 $(21) $40
 $63
Other comprehensive income (loss)
 
 
 
Qualifying hedges:       
Changes in fair value, net of tax of $-, $-, $-, and $-, respectively
 
 (1) 
Reclassification adjustment for amounts included in net
income, net of tax of $-, $-, $-, and $-, respectively

 
 1
 1
Total other comprehensive income (loss)
 
 
 1
Comprehensive Income (Loss)$26
 $(21) $40
 $64
The accompanying notes as they relate to Mississippi Power are an integral part of these condensed financial statements.

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MISSISSIPPI POWER COMPANY
CONDENSED STATEMENTS OF CASH FLOWS (UNAUDITED)
For the Three Months
Ended March 31,
For the Nine Months Ended September 30,
2016 20152016 2015
(in millions)(in millions)
Operating Activities:      
Net income$11
 $35
$40
 $63
Adjustments to reconcile net income
to net cash provided from (used for) operating activities —
   
Adjustments to reconcile net income to net cash provided from operating activities —   
Depreciation and amortization, total39
 26
115
 94
Deferred income taxes(4) 141
34
 518
Investment tax credits
 25
Allowance for equity funds used during construction(29) (28)(90) (82)
Regulatory assets associated with Kemper IGCC(6) (27)(13) (56)
Estimated loss on Kemper IGCC53
 9
222
 182
Income taxes receivable, non-current
 (544)
Other, net1
 11
12
 7
Changes in certain current assets and liabilities —      
-Receivables45
 17
-Fossil fuel stock6
 4
-Prepaid income taxes(3) 44
38
 (1)
-Other current assets(5) (3)7
 4
-Accounts payable(22) (22)5
 (32)
-Accrued taxes(61) (54)95
 24
-Accrued interest2
 9
-Accrued compensation(16) (20)
-Over recovered regulatory clause revenues9
 22
(20) 59
-Mirror CWIP
 40

 99
-Customer liability associated with Kemper refunds(51) 
(73) 
-Other current liabilities6
 

 (11)
Net cash provided from (used for) operating activities(25) 204
Net cash provided from operating activities372
 349
Investing Activities:      
Property additions(197) (213)(592) (626)
Construction payables(7) (14)(25) (31)
Capital grant proceeds137
 
Other investing activities(10) (6)(29) (29)
Net cash used for investing activities(214) (233)(509) (686)
Financing Activities:      
Increase in notes payable, net
 475
Proceeds —      
Capital contributions from parent company1
 76
227
 153
Long-term debt issuance to parent company200
 
Other long-term debt issuances900
 
Long-term debt to parent company200
 
Other long-term debt900
 
Short-term borrowings
 30

 30
Redemptions —      
Short-term borrowings(475) 
(475) (5)
Long-term debt to parent company(225) 
Other long-term debt(425) (75)(425) (350)
Other financing activities(2) (1)(4) (3)
Net cash provided from financing activities199
 30
198
 300
Net Change in Cash and Cash Equivalents(40) 1
61
 (37)
Cash and Cash Equivalents at Beginning of Period98
 133
98
 133
Cash and Cash Equivalents at End of Period$58
 $134
$159
 $96
Supplemental Cash Flow Information:      
Cash paid (received) during the period for --   
Interest (paid $22 and $17, net of $10 and $18 capitalized for 2016
and 2015, respectively)
$12
 $(1)
Cash paid (received) during the period for —   
Interest (paid $72 and $58, net of $36 and $52 capitalized for 2016
and 2015, respectively)
$36
 $6
Income taxes, net(24) (180)(231) (55)
Noncash transactions — Accrued property additions at end of period97
 100
Noncash transactions —   
Accrued property additions at end of period80
 83
Issuance of promissory note to parent related to repayment of
interest-bearing refundable deposits and accrued interest

 301
The accompanying notes as they relate to Mississippi Power are an integral part of these condensed financial statements.

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MISSISSIPPI POWER COMPANY
CONDENSED BALANCE SHEETS (UNAUDITED)
 
Assets At March 31,
2016
 At December 31,
2015
 At September 30, 2016 At December 31, 2015
 (in millions) (in millions)
Current Assets:        
Cash and cash equivalents $58
 $98
 $159
 $98
Receivables —        
Customer accounts receivable 23
 26
 39
 26
Unbilled revenues 32
 36
 47
 36
Income taxes receivable, current 
 20
 
 20
Other accounts and notes receivable 6
 10
 6
 10
Affiliated companies 7
 20
Fossil fuel stock, at average cost 99
 104
Materials and supplies, at average cost 76
 75
Affiliated 17
 20
Fossil fuel stock 96
 104
Materials and supplies 75
 75
Other regulatory assets, current 101
 95
 118
 95
Prepaid income taxes 42
 39
 
 39
Other current assets 5
 8
 10
 8
Total current assets 449
 531
 567
 531
Property, Plant, and Equipment:        
In service 4,905
 4,886
 4,835
 4,886
Less accumulated provision for depreciation 1,287
 1,262
 1,259
 1,262
Plant in service, net of depreciation 3,618
 3,624
 3,576
 3,624
Construction work in progress 2,400
 2,254
 2,525
 2,254
Total property, plant, and equipment 6,018
 5,878
 6,101
 5,878
Other Property and Investments 11
 11
 12
 11
Deferred Charges and Other Assets:        
Deferred charges related to income taxes 303
 290
 330
 290
Other regulatory assets, deferred 520
 525
 510
 525
Income taxes receivable, non-current 544
 544
 544
 544
Other deferred charges and assets 71
 61
 101
 61
Total deferred charges and other assets 1,438
 1,420
 1,485
 1,420
Total Assets $7,916
 $7,840
 $8,165
 $7,840
The accompanying notes as they relate to Mississippi Power are an integral part of these condensed financial statements.


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MISSISSIPPI POWER COMPANY
CONDENSED BALANCE SHEETS (UNAUDITED)
 
Liabilities and Stockholder's Equity At March 31,
2016
 At December 31,
2015
 At September 30, 2016 At December 31, 2015
 (in millions) (in millions)
Current Liabilities:        
Securities due within one year $303
 $728
 $343
 $728
Notes payable 25
 500
 25
 500
Accounts payable —        
Affiliated 82
 85
 92
 85
Other 108
 135
 126
 135
Customer deposits 16
 16
 16
 16
Accrued taxes 25
 85
Accrued taxes —    
Accrued income taxes 110
 
Other accrued taxes 75
 85
Accrued interest 21
 18
 20
 18
Accrued compensation 10
 26
 21
 26
Asset retirement obligations, current 39
 22
 36
 22
Over recovered regulatory clause liabilities 106
 96
 76
 96
Customer liability associated with Kemper refunds 22
 73
 1
 73
Other current liabilities 55
 52
 37
 52
Total current liabilities 812
 1,836
 978
 1,836
Long-term Debt:        
Long-term debt, affiliated 776
 576
 551
 576
Long-term debt, non-affiliated 2,206
 1,310
 2,161
 1,310
Total Long-term Debt 2,982
 1,886
 2,712
 1,886
Deferred Credits and Other Liabilities:        
Accumulated deferred income taxes 771
 762
 823
 762
Deferred credits related to income taxes 8
 8
 7
 8
Accumulated deferred investment tax credits 5
 5
Employee benefit obligations 149
 153
 146
 153
Asset retirement obligations, deferred 136
 154
 154
 154
Unrecognized tax benefits 368
 368
 382
 368
Other cost of removal obligations 167
 165
 172
 165
Other regulatory liabilities, deferred 71
 71
 76
 71
Other deferred credits and liabilities 41
 40
 54
 45
Total deferred credits and other liabilities 1,716
 1,726
 1,814
 1,726
Total Liabilities 5,510
 5,448
 5,504
 5,448
Redeemable Preferred Stock 33
 33
 33
 33
Common Stockholder's Equity:        
Common stock, without par value —        
Authorized — 1,130,000 shares        
Outstanding — 1,121,000 shares 38
 38
 38
 38
Paid-in capital 2,896
 2,893
 3,124
 2,893
Accumulated deficit (555) (566) (528) (566)
Accumulated other comprehensive loss (6) (6) (6) (6)
Total common stockholder's equity 2,373
 2,359
 2,628
 2,359
Total Liabilities and Stockholder's Equity $7,916
 $7,840
 $8,165
 $7,840
The accompanying notes as they relate to Mississippi Power are an integral part of these condensed financial statements.

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MISSISSIPPI POWER COMPANY
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

FIRSTTHIRD QUARTER 2016 vs. FIRSTTHIRD QUARTER 2015

AND
YEAR-TO-DATE 2016 vs. YEAR-TO-DATE 2015


OVERVIEW
Mississippi Power operates as a vertically integrated utility providing electricity to retail customers within its traditional service territory located within the State of Mississippi and to wholesale customers in the Southeast.
Many factors affect the opportunities, challenges, and risks of Mississippi Power's business of selling electricity. These factors include Mississippi Power's ability to maintain and grow energy sales and to operate in a constructive regulatory environment that provides timely recovery of prudently-incurred costs. These costs include those related to the completion and operation of major construction projects, primarily the Kemper IGCC and the Plant Daniel scrubber project, projected long-term demand growth, reliability, fuel, and increasingly stringent environmental standards, as well as ongoing capital expenditures required for maintenance. Appropriately balancing required costs and capital expenditures with customer prices will continue to challenge Mississippi Power for the foreseeable future.
In 2010, the Mississippi PSC issued a CPCN authorizing the acquisition, construction, and operation of the Kemper IGCC. The certificated cost estimate of the Kemper IGCC established by the Mississippi PSC was $2.4 billion with a construction cost cap of $2.88 billion, net of $245 million of grants awarded to the project by the DOE under the Clean Coal Power Initiative Round 2 (Initial DOE Grants) and excluding the cost of the lignite mine and equipment, the cost of the CO2 pipeline facilities, AFUDC, and certain general exceptions, including change of law, force majeure, and beneficial capital (which exists when Mississippi Power demonstrates that the purpose and effect of the construction cost increase is to produce efficiencies that will result in a neutral or favorable effect on customers relative to the original proposal for the CPCN) (Cost Cap Exceptions). On April 8, 2016, Mississippi Power received approximately $137 million in additional grants from the DOE for the Kemper IGCC (Additional DOE Grants), which are expected to be used to reduce future rate impacts for customers.
Mississippi Power placed the combined cycle and the associated common facilities portion of the Kemper IGCC in-servicein service in August 2014 and continues to focus onprogress towards completing the remainder of the Kemper IGCC, including the gasifiergasifiers and the gas clean-up facilities. The in-service date for the remainder of the Kemper IGCC is currently expected to occur inby December 31, 2016. The initial production of syngas began on July 14, 2016 for gasifier "B" and on September 13, 2016 for gasifier "A." On October 11, 2016, the third quarter 2016.Kemper IGCC began testing using clean syngas from gasifier "A" and the related gas clean-up systems to produce electricity. On November 2, 2016, Mississippi Power determined a maintenance outage of gasifier "A" is needed to make improvements to the ash removal systems. The remaining schedule reflects the time expected to achieve production of electricity using gasifier "B," complete gasifier "A" outage activities, and resume electricity production using gasifier "A," as well as to complete the integration of all systems necessary for both combustion turbines to simultaneously generate electricity with syngas.
Mississippi Power's current cost estimate for the Kemper IGCC in total is approximately $6.58$6.82 billion, which includes approximately $5.35$5.52 billion of costs subject to the construction cost cap and is net of the Additional DOE Grants. Mississippi Power does not intend to seek any rate recovery for any related costs that exceed the $2.88 billion cost cap, net of the Initial DOE Grants and excluding the Cost Cap Exceptions. Mississippi Power recorded pre-tax charges to income for revisions to the cost estimate of $53totaling $88 million ($3354 million after tax) in the firstthird quarter 2016 and a total of $222 million ($137 million after tax) for the nine months ended September 30, 2016. Since 2012, in the aggregate, Mississippi Power has incurred charges of $2.47$2.63 billion ($1.521.63 billion after tax) as a result of changes in the cost estimate above the cost cap for the Kemper IGCC through March 31,September 30, 2016.
In addition, during the start-up and commissioning process, Mississippi Power is identifying potential improvement projects that ultimately may be completed subsequent to placing the remainder of the Kemper IGCC in service. If

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FINANCIAL CONDITION AND RESULTS OF OPERATIONS

completed, such improvement projects would be expected to enhance plant performance, safety, and/or operations. The related potential costs have yet to be fully evaluated, have not been included in the current cost estimate, includesand may be subject to the $2.88 billion cost cap. Any further changes in the estimated costs through September 30, 2016.of the Kemper IGCC subject to the $2.88 billion cost cap, net of the Initial DOE Grants and excluding the Cost Cap Exceptions, will be reflected in Mississippi Power's statements of income and these changes could be material.
In December 2015, the Mississippi PSC issued an order (In-Service Asset Rate Order), based on a stipulation (the 2015(2015 Stipulation) between Mississippi Power and the Mississippi Public Utilities Staff (MPUS), authorizing rates that provide for the recovery of approximately $126 million annually related to Kemper IGCC assets previously placed in service. On February 25,July 27, 2016, the Mississippi Supreme Court (Court) dismissed Greenleaf CO2CO2 Solutions, LLC filed a noticeLLC’s (Greenleaf) motion for reconsideration of its previous decision to dismiss Greenleaf's appeal of the In-Service Asset Rate OrderOrder.
On August 17, 2016, the Mississippi PSC issued an order establishing a discovery docket to manage all filings related to the prudence of the Kemper IGCC. On October 3, 2016, Mississippi Power made a required compliance filing, which included a review and explanation of differences between the Kemper IGCC project estimate set forth in the 2010 CPCN proceeding and the most recent Kemper IGCC project estimate, as well as comparisons of current cost estimates and current expected plant operational parameters to the estimates presented in the 2010 CPCN proceedings for the first five years following the start of commercial operations. Certain costs, including operations and maintenance, are materially higher than the amounts presented in the CPCN proceedings. Additionally, while the current estimated operational availability estimates reflect ultimate results similar to those presented in the 2010 CPCN proceedings, the ramp up period for the current estimates reflects a lower starting point and a slower escalation rate. Mississippi Power expects the Mississippi PSC to address these issues in connection with its next rate request.
Mississippi Power anticipates that it will incur additional expenses in excess of current rates associated with operating the Kemper IGCC after it is placed in service until the Kemper IGCC cost recovery approach is finalized, which are expected to be material. Mississippi Power expects to request authority from the Mississippi PSC and the FERC to defer all Kemper IGCC costs incurred after the in-service date that cannot be capitalized, are not included in current rates, and are not required to be charged against earnings as a result of the $2.88 billion cost cap until such time as the Mississippi PSC completes its review and includes the resulting allowable costs in rates. Mississippi Power is required to file its next rate request with the Mississippi Supreme Court (Court). On May 5, 2016, the Court dismissed the appeal. Further proceedingsPSC related to cost recovery for the Kemper IGCC are expected after the remainder of the Kemper IGCC is placed in service, which is currently expected to occur in the third quarter 2016.by June 3, 2017. The ultimate outcome of these matters cannot be determined at this time.
Southern Company and Mississippi Power are defendants in two lawsuits that allege improper disclosure of important facts about the Kemper IGCC. While Mississippi Power believes that these lawsuits are without merit, an adverse outcome could have a material impact on Mississippi Power's results of operations, financial condition, and liquidity. In addition, the SEC is conducting a formal investigation of Southern Company and Mississippi Power concerning the estimated costs and expected in-service date of the Kemper IGCC. Southern Company and Mississippi Power believe the investigation is focused primarily on periods subsequent to 2010 and on accounting matters, disclosure controls and procedures, and internal controls over financial reporting associated with the Kemper IGCC.
For additional information on the Kemper IGCC, see Note 3 to the financial statements of Mississippi Power under "Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K and FUTURE EARNINGS POTENTIAL – "Integrated Coal Gasification Combined Cycle" and "Other Matters" and Note (B) to the Condensed Financial Statements under "Integrated Coal Gasification Combined Cycle" herein.
As of September 30, 2016, Mississippi Power's current liabilities exceeded current assets by approximately $411 million primarily due to the $300 million in senior notes which matured on October 15, 2016, as well as $65 million in short-term debt. In addition, if the Kemper IGCC does not go into service by December 31, 2016, Mississippi Power would have to repay approximately $250 million of tax benefits received as a result of quarterly income tax estimates through September 30, 2016.

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MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

POTENTIAL – "Integrated Coal Gasification Combined Cycle" and Note (B) to the Condensed Financial Statements under "Integrated Coal Gasification Combined Cycle" herein.
On March 8, 2016, Mississippi Power entered into an unsecured term loan agreement for an aggregate amount of $1.2 billion to repay existing indebtedness and for other general corporate purposes. Mississippi Power borrowed $900 million under the term loan agreement and has the right to borrow the remaining $300 million on or before October 15, 2016. Mississippi Power used the initial proceeds to repay $900 million in maturing bank loans on March 8, 2016 and expects the remaining $300 million to be used to repay senior notes maturing in October 2016. The term loan pursuant to this agreement matures on April 1, 2018 and bears interest based on one-month LIBOR.
Mississippi Power continues to focus on several key performance indicators, including the construction, start-up, and rate recovery of the Kemper IGCC. In recognition that Mississippi Power's long-term financial success is dependent upon how well it satisfies its customers' needs, Mississippi Power's retail base rate mechanism, PEP, includes performance indicators that directly tie customer service indicators to Mississippi Power's allowed return. In addition to the PEP performance indicators, Mississippi Power focuses on other performance measures, including broader measures of customer satisfaction, plant availability, system reliability, and net income after dividends on preferred stock. For additional information on these indicators, see MANAGEMENT'S DISCUSSION AND ANALYSIS – OVERVIEW – "Key Performance Indicators" of Mississippi Power in Item 7 of the Form 10-K.
RESULTS OF OPERATIONS
Net Income
First Quarter 2016 vs. First Quarter 2015
(change in millions)
(% change)
$(24) (68.6)
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$47 N/M $(23) (37.1)
N/M - Not meaningful
Mississippi Power's net income after dividends on preferred stock for the firstthird quarter 2016 was $11$26 million compared to $35a net loss of $21 million for the corresponding period in 2015. The increase was primarily related to lower pre-tax charges of $88 million ($54 million after tax) in the third quarter 2016 compared to pre-tax charges of $150 million ($93 million after tax) in the third quarter 2015 for revisions of the estimated costs expected to be incurred on Mississippi Power's construction of the Kemper IGCC above the $2.88 billion cost cap established by the Mississippi PSC, net of the Initial DOE Grants and excluding the Cost Cap Exceptions. The increase in net income was also due to an increase in retail revenues and a decrease in depreciation and amortization, partially offset by an increase in other operations and maintenance expenses.
For year-to-date 2016, net income after dividends on preferred stock was $39 million compared to $62 million for the corresponding period in 2015. The decrease was primarily related to a decrease in interest on deposits in 2015 resulting from the termination of an asset purchase agreement between Mississippi Power and SMEPA in May 2015, higher depreciation and amortization, and higher pre-tax charges of $53$222 million ($33137 million after tax) in the first quarter 2016 compared to pre-tax charges of $9$182 million ($6112 million after tax) in the first quarter 2015 for revisions of the estimated costs expected to be incurred on Mississippi Power's construction of the Kemper IGCC above the $2.88 billion cost cap established by the Mississippi PSC, net of the Initial DOE Grants and excluding the Cost Cap Exceptions. The decrease in net income was also related to a decrease in wholesale revenues and an increase in depreciation and amortization, partially offset by an increase in retail revenue due to the implementation of rates for certain Kemper IGCC in-service assets.revenues.
See Note 3 to the financial statements of Mississippi Power under "Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K and Note (B) to the Condensed Financial Statements under "Integrated"Integrated Coal Gasification Combined Cycle"Cycle" herein for additional information.
Retail Revenues
First Quarter 2016 vs. First Quarter 2015
(change in millions)
(% change)
$16 9.6
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$19 7.8 $51 8.5
In the firstthird quarter 2016, retail revenues were $183$263 million compared to $167$244 million for the corresponding period in 2015. Details of the changes inFor year-to-date 2016, retail revenues were as follows:$652 million compared to $601 million for the corresponding period in 2015.

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MISSISSIPPI POWER COMPANY
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Details of the changes in retail revenues were as follows:
 First Quarter 2016Third Quarter 2016 Year-to-Date 2016
 (in millions)
(% change)(in millions) (% change) (in millions) (% change)
Retail – prior year $167
  $244
   $601
  
Estimated change resulting from –           
Rates and pricing 26
 15.6
8
 3.3
 66
 11.0
Sales growth 4
 2.4
Sales growth (decline)(3) (1.3) (2) (0.3)
Weather (3) (1.8)7
 2.9
 5
 0.8
Fuel and other cost recovery (11) (6.6)7
 2.9
 (18) (3.0)
Retail – current year $183
 9.6 %$263
 7.8 % $652
 8.5 %
Revenues associated with changes in rates and pricing increased in the firstthird quarter and year-to-date 2016 when compared to the corresponding periodperiods in 2015, primarily due to the implementation of rates for certain Kemper IGCC in-service assets.
See Note 3 to the financial statements of Mississippi Power under "Integrated Coal Gasification Combined Cycle – Rate Recovery of Kemper IGCC Costs" in Item 8 of the Form 10-K and Note (B) to the Condensed Financial Statements under "Integrated"Integrated Coal Gasification Combined Cycle"Cycle" herein for additional information.
Revenues attributable to changes in sales increaseddecreased in the firstthird quarter 2016 when compared to the corresponding period in 2015. Weather-adjusted KWH energy sales to residential and commercial customers increased 2.0%decreased 6.7% and 0.9%, respectively, in the firstthird quarter 2016 due to increased use perdecreased customer usage primarily resulting from efficiency improvements in residential appliances and lighting, partially offset by customer growth. Weather-adjusted KWH energy sales to commercial customers increased 0.5% in the first quarter 2016 due to customer growth. KWH energy sales to industrial customers decreased 3.0%1.7% in the firstthird quarter 2016 primarily due to an unplanned outage by a large customer.
Revenues attributable to changes in sales decreased for year-to-date 2016 when compared to the corresponding period in 2015. Weather-adjusted KWH sales to residential and commercial customers decreased 2.6% and 1.5%, respectively, due to decreased customer usage primarily resulting from efficiency improvements in residential appliances and lighting, partially offset by larger customers.customer growth. KWH sales to industrial customers decreased 0.7% primarily due to an unplanned outage by a large customer.
In the first quarter 2015, Mississippi Power updated the methodology to estimate the unbilled revenue allocation among customer classes. This change did not have a significant impact on net income. The KWH sales variances discussed above reflect an adjustment to the estimated allocation of Mississippi Power's unbilled first quarter 2015 KWH sales among customer classes that is consistent with the actual allocation in 2016. Without this adjustment, first quarteryear-to-date 2016 weather-adjusted residential KWH sales increased 8.5%decreased 0.8%, weather-adjusted commercial KWH sales to commercial customers increased 8.7%0.6%, and industrial KWH sales decreased 0.9%to industrial customers were relatively flat as compared to the corresponding period in 2015.
Fuel and other cost recovery revenues increased in the third quarter 2016 when compared to the corresponding period in 2015.
2015, primarily as a result of revised ECO Plan rates which became effective with the first billing cycle for September 2016, partially offset by lower recoverable fuel costs. Fuel and other cost recovery revenues decreased in the first quarterfor year-to-date 2016 when compared to the corresponding period in 2015, primarily as a result of lower recoverable fuel costs.costs, partially offset by revised ECO Plan rates which became effective with the first billing cycle for September 2016. See "Fuel"Fuel and Purchased Power Expenses"Expenses" herein for additional information. Recoverable fuel costs include fuel and purchased power expenses reduced by the fuel portion of wholesale revenues from energy sold to customers outside Mississippi Power's service territory. Electric rates include provisions to adjust billings for fluctuations in fuel costs, including the energy component of purchased power costs. Under these provisions, fuel revenues generally equal fuel expenses, including the energy component of purchased power costs, and do not affect net income.

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Wholesale Revenues – Non-Affiliates
First Quarter 2016 vs. First Quarter 2015
(change in millions)
(% change)
$(17) (22.1)
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$2 2.6 $(18) (8.3)
Wholesale revenues from sales to non-affiliates will vary depending on fuel prices, the market prices of wholesale energy compared to the cost of Mississippi Power's and the Southern Company system's generation, demand for energy within the Southern Company system's electric service territory, and the availability of the Southern Company system's generation. Increases and decreases in energy revenues that are driven by fuel prices are accompanied by an increase or decrease in fuel costs and do not have a significant impact on net income. In addition, Mississippi Power servesprovides service under long-term contracts with rural electric cooperative associations and municipalities located in

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southeastern Mississippi under cost-based electric tariffs which are subject to regulation by the FERC. See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "FERC Matters" of Mississippi Power in Item 7 of the Form 10-K and – FUTURE EARNINGS POTENTIAL – "FERC Matters""FERC Matters" herein for additional information.
In the first quarterFor year-to-date 2016, wholesale revenues from sales to non-affiliates were $60$198 million compared to $77$216 million for the corresponding period in 2015. The decrease was primarily due to a $9 million decrease in capacity revenues primarily resulting from milder weather and decreased usage and an $8$16 million decrease in energy revenues primarily resulting from lower fuel prices.natural gas prices and decreased usage primarily resulting from milder weather.
Wholesale Revenues – Affiliates
First Quarter 2016 vs. First Quarter 2015
(change in millions)
(% change)
$(18) (66.7)
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$(11) (61.1) $(40) (63.5)
Wholesale revenues from sales to affiliated companies will vary depending on demand and the availability and cost of generating resources at each company. These affiliate sales are made in accordance with the IIC, as approved by the FERC. These transactions do not have a significant impact on earnings since this energy is generally sold at marginal cost.
In the firstthird quarter 2016, wholesale revenues from sales to affiliates were $9$7 million compared to $27$18 million for the corresponding period in 2015. The decrease was due to a $14 million decrease in KWH sales resultingprimarily due to availability of lower cost alternatives.
For year-to-date 2016, wholesale revenues from a decrease in sales from coal generation and a $4 million decrease associated with lower natural gas prices.
Fuel and Purchased Power Expenses
  First Quarter 2016
vs.
First Quarter 2015
  (change in millions)
(% change)
Fuel $(38) (33.0)
Purchased power – non-affiliates (2) (100.0)
Purchased power – affiliates 3
 150.0
Total fuel and purchased power expenses $(37)  
In the first quarter 2016, total fuel and purchased power expensesto affiliates were $81$23 million compared to $118$63 million for the corresponding period in 2015. The decrease was due to a $19$35 million decrease in KWH sales primarily due to availability of lower cost alternatives and a $5 million decrease associated with lower natural gas prices.

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Fuel and Purchased Power Expenses
  Third Quarter 2016
vs.
Third Quarter 2015
 Year-to-Date 2016
vs.
Year-to-Date 2015
  (change in millions) (% change) (change in millions) (% change)
Fuel $(18) (13.8) $(91) (25.3)
Purchased power – non-affiliates 2
 N/M (1) (20.0)
Purchased power – affiliates 4
 N/M 8
 N/M
Total fuel and purchased power expenses $(12)   $(84)  
N/M - Not meaningful
In the third quarter 2016, total fuel and purchased power expenses were $120 million compared to $132 million for the corresponding period in 2015. The decrease was primarily due to a net decrease in the volume of KWHs generated and purchased primarily due to a decrease in non-territorial sales.
For year-to-date 2016, total fuel and an $18purchased power expenses were $286 million compared to $370 million for the corresponding period in 2015. The decrease was due to a $49 million net decrease in the average costvolume of fuel.KWHs generated and purchased primarily due to a decrease in non-territorial sales and milder weather and a $35 million decrease due to lower natural gas prices.
Fuel and purchased power energy transactions do not have a significant impact on earnings since energy expenses are generally offset by energy revenues through Mississippi Power's fuel cost recovery clause.
Details of Mississippi Power's generation and purchased power were as follows:
 Third Quarter 2016 Third Quarter 2015 Year-to-Date 2016 Year-to-Date 2015
Total generation (in millions of KWHs)
4,255 4,681 11,570 13,136
Total purchased power (in millions of KWHs)
288 121 877 427
Sources of generation (percent) –
       
Coal10 19 9 20
Gas90 81 91 80
Cost of fuel, generated (in cents per net KWH) 
       
Coal4.02 3.81 4.09 3.70
Gas2.64 2.72 2.34 2.70
Average cost of fuel, generated (in cents per net KWH)
2.79 2.93 2.50 2.91
Average cost of purchased power (in cents per net KWH)
2.59 2.21 2.04 2.42
Fuel
In the third quarter 2016, fuel expense was $112 million compared to $130 million for the corresponding period in 2015. The decrease was due to a 10.2% decrease in the volume of KWHs generated primarily as a result of lower wholesale sales and a 4.8% decrease in the average cost of fuel per KWH generated primarily due to a 2.7% lower cost of natural gas.
For year-to-date 2016, total fuel expense was $268 million compared to $359 million for the corresponding period in 2015. The decrease was due to a 12.9% decrease in the volume of KWHs generated primarily as a result of lower wholesale sales and a 14.2% decrease in the average cost of fuel per KWH generated primarily due to a 13.6% lower cost of natural gas.

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Details of Mississippi Power's generation andPurchased Power - Non-Affiliates
For year-to-date 2016, purchased power were as follows:
  First Quarter 2016 First Quarter 2015
Total generation (millions of KWHs)
 3,588 4,345
Total purchased power (millions of KWHs)
 261 114
Sources of generation (percent) –
    
Coal 11 22
Gas 89 78
Cost of fuel, generated (cents per net KWH) 
    
Coal 3.55 3.25
Gas 2.15 2.68
Average cost of fuel, generated (cents per net KWH)
 2.32 2.82
Average cost of purchased power (cents per net KWH)
 2.17 3.54
Fuel
In the first quarter 2016, fuel expense from non-affiliates was $76$4 million compared to $114$5 million for the corresponding period in 2015. The decrease was primarily due to a 19%43.1% decrease in the average cost per KWH purchased due to lower energy costs from available gas-fired resources, partially offset by a 49.0% increase in the volume of KWHs generated, primarily as a result of milder weather, and an 18% decrease in the average cost of fuel per KWH generated primarilypurchased due to higher gas-fired generation, including the Kemper IGCC combined cycle that was placed in service in 2014. The decrease in volume included a decrease in coal-fired generationavailability of 61% and a decrease in gas-fired generation of 5%.
Purchased Powerlower cost energy.
Energy purchases from non-affiliates will vary depending on the market prices of wholesale energy as compared to the cost of the Southern Company system's generation, demand for energy within the Southern Company system's electric service territory, and the availability of the Southern Company system's generation.
Purchased Power - Affiliates
In the third quarter 2016, purchased power expense from affiliates was $5 million compared to $1 million for the corresponding period in 2015. The increase was primarily due to a 234.7% increase in the volume of KWHs purchased due to the availability of lower cost energy as compared to self-generation fuel cost and a 9.9% increase in the average cost per KWH purchased due to higher power pool interchange rates associated with higher natural gas prices.
For year-to-date 2016, purchased power expense from affiliates was $14 million compared to $6 million for the corresponding period in 2015. The increase was primarily due to a 163.8% increase in the volume of KWHs purchased due to the availability of lower cost energy as compared to self-generation fuel cost, partially offset by a 5.9% decrease in the average cost per KWH purchased due to lower power pool interchange rates as a result of lower fuel prices.
Energy purchases from affiliates will vary depending on demand and the availability and cost of generating resources at each company within the Southern Company system. These purchases are made in accordance with the IIC or other contractual agreements, as approved by the FERC.
Other Operations and Maintenance Expenses
First Quarter 2016 vs. First Quarter 2015
(change in millions) (% change)
$(4) (5.5)
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$11 17.5 $5 2.4
In the firstthird quarter 2016, other operations and maintenance expenses were $69$74 million compared to $73$63 million for the corresponding period in 2015. The decreaseincrease was primarily due to a $9 million decrease in generation maintenance expenses due to lower outage costs, partially offset by a $7 million increase in generation maintenance expenses related to the combined cycle and the associated common facilities portion of the Kemper IGCC that Mississippi Power began expensing in the third quarter 2015recognizing in connection with the implementation of interim rates associated with the Kemper IGCC in-service assets. assets implemented in September 2015 and a $4 million increase in transmission and distribution overhead line maintenance and vegetation management expenses.
For year-to-date 2016, other operations and maintenance expenses were $211 million compared to $206 million for the corresponding period in 2015. The increase was primarily due to a $23 million increase in maintenance expenses related to the combined cycle and the associated common facilities portion of the Kemper IGCC that Mississippi Power began recognizing in connection with interim rates associated with the Kemper IGCC in-service assets implemented in September 2015, partially offset by a $15 million decrease in generation outage costs and a $4 million decrease primarily related to pension costs.
See FUTURE EARNINGS POTENTIAL – "Integrated"Integrated Coal Gasification Combined CycleRate Recovery of Kemper IGCC Costs2015 Rate Case"Case" and " – Regulatory Assets and Liabilities"Liabilities" herein for additional information. See Note (F) to the Condensed Financial Statements herein for additional information related to pension costs.

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Depreciation and Amortization
First Quarter 2016 vs. First Quarter 2015
(change in millions) (% change)
$11 40.7
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$(8) (21.1) $19 20.0
In the firstthird quarter 2016, depreciation and amortization was $38$30 million compared to $27$38 million for the corresponding period in 2015. The decrease was primarily due to a $17 million deferral associated with the implementation of revised ECO Plan rates with the first billing cycle for September 2016, partially offset by an increase in depreciation and amortization of $9 million primarily related to the In-Service Asset Rate Order, ECO Plan, MATS rule compliance, and additional plant in service assets.
For year-to-date 2016, depreciation and amortization was $114 million compared to $95 million for the corresponding period in 2015. The increase was primarily due to theadditional regulatory asset amortization of certain regulatory$16 million related to the In-Service Asset Rate Order, ECO Plan, and MATS rule compliance, $12 million primarily due to Kemper IGCC deferrals, and $8 million of depreciation for additional plant in service assets, primarily the Plant Daniel scrubbers. These increases were partially offset by a $17 million deferral associated with the Kemper IGCC.implementation of revised ECO Plan rates with the first billing cycle for September 2016.
See Note 1 to the financial statements of Mississippi Power under "Depreciation, Depletion, and Amortization" in Item 8 of the Form 10-K for additional information. Also, see Note 3 to the financial statements of Mississippi Power under "Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K and Note (B) to the Condensed Financial Statements under "Integrated"Retail Regulatory MattersMississippi PowerEnvironmental Compliance Overview Plan" and "Integrated Coal Gasification Combined Cycle"CycleRate Recovery of Kemper IGCC Costs2015 Rate Case" and " – Regulatory Assets and Liabilities" herein for additional information.
Taxes Other Than Income Taxes
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$7 29.2 $10 14.1
In the third quarter 2016, taxes other than income taxes were $31 million compared to $24 million for the corresponding period in 2015. For year-to-date 2016, taxes other than income taxes were $81 million compared to $71 million for the corresponding period in 2015. The increases were primarily due to increases in ad valorem taxes of $4 million and $6 million for the third quarter and year-to-date 2016, respectively, due to an increase in the assessed value of property as well as increases in franchise taxes of $3 million and $4 million for the third quarter and year-to-date 2016, respectively.
The retail portion of ad valorem taxes is recoverable under Mississippi Power's ad valorem tax cost recovery clause and, therefore, does not affect net income.
Estimated Loss on Kemper IGCC
First Quarter 2016 vs. First Quarter 2015
(change in millions)
(% change)
$44N/M
N/M – Not meaningful
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$(62) (41.3) $40 22.0
In the firstthird quarters of 2016 and 2015, estimated probable losses on the Kemper IGCC of $53$88 million and $9$150 million, respectively, were recorded at Mississippi Power. For year-to-date 2016 and year-to-date 2015, estimated probable losses on the Kemper IGCC of $222 million and $182 million, respectively, were recorded at Mississippi Power. These losses reflect revisions of estimated costs expected to be incurred on the construction of the Kemper

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IGCC in excess of the $2.88 billion cost cap established by the Mississippi PSC, net of the Initial DOE Grants and excluding the Cost Cap Exceptions.
See Note 3 to the financial statements of Mississippi Power under "Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K and Note (B) to the Condensed Financial Statements under "Integrated Coal Gasification Combined Cycle" herein for additional information.
Allowance for Equity Funds Used During Construction
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$2 6.9 $8 9.8
In the third quarter of 2016, AFUDC equity was $31 million compared to $29 million for the corresponding period in 2015. For year-to-date 2016, AFUDC equity was $90 million compared to $82 million for the corresponding period in 2015. The increases were driven by a higher AFUDC rate and an increase in Kemper IGCC CWIP subject to AFUDC, partially offset by placing the Plant Daniel scrubbers in service in November 2015. See Note 3 to the financial statements of Mississippi Power under "FERC Matters" and "Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K and Note (B) to the Condensed Financial Statements under "FERC Matters" and "Integrated Coal Gasification Combined Cycle" herein for additional information.information regarding the Kemper IGCC.
Interest Expense, Net of Amounts Capitalized
First Quarter 2016 vs. First Quarter 2015
(change in millions) (% change)
$5 45.5
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$2 15.4 $52 N/M
N/M - Not meaningful
In the firstthird quarter 2016, interest expense, net of amounts capitalized was $16$15 million compared to $11$13 million for the corresponding period in 2015. The increase was related to additional long-term debt and a decrease in amounts capitalized, partially offset by a decrease in interest accrued on the Mirror CWIP liability prior to refund.
For year-to-date 2016, interest expense, net of amounts capitalized was $46 million compared to $(6) million for the corresponding period in 2015. The increase was primarily due to a decrease of $8 million in capitalized interest and interest increases of $4 million related to long-term debt, $3 million on unrecognized tax benefits, and $2 million related to short-term debt. These increases were partially offset by an $8$31 million decrease related toin interest on deposits in 2015 resulting from the termination of an asset purchase agreement between Mississippi Power and SMEPA in May 20152015. In addition, the increase was related to additional long-term debt and a $4 million decrease relatedin amounts capitalized, partially offset by a decrease in interest accrued on the Mirror CWIP liability prior to the required refund of Mirror CWIP.refund.
See Note 3 to the financial statements of Mississippi Power under "Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K and Note (B) to the Condensed Financial Statements under "Integrated"Integrated Coal Gasification Combined Cycle"Cycle" herein for additional information.information on the Mirror CWIP refund.
Income Taxes (Benefit)
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$29 93.5 $(18) N/M
N/M - Not meaningful
In the third quarter 2016, income tax benefit was $(2) million compared to $(31) million for the corresponding period in 2015. The change was primarily due to the reduction in the estimated probable losses on construction of the Kemper IGCC.

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Income Taxes (Benefit)
First Quarter 2016 vs. First Quarter 2015
(change in millions)
(% change)
$(14)N/M
N/M – Not meaningful
In the first quarterFor year-to-date 2016, income tax benefit was $(10)$(29) million compared to an expense of $4$(11) million for the corresponding period in 2015. The change was primarily due to the reductionincrease in pre-tax earnings related to the estimated probable losses on construction of the Kemper IGCC.
See Note (G) to the Condensed Financial Statements herein for additional information.
FUTURE EARNINGS POTENTIAL
The results of operations discussed above are not necessarily indicative of Mississippi Power's future earnings potential. The level of Mississippi Power's future earnings depends on numerous factors that affect the opportunities, challenges, and risks of Mississippi Power's business of selling electricity. These factors include Mississippi Power's ability to recover its prudently-incurred costs in a timely manner during a time of increasing costs, its ability to prevail against legal challenges associated with the Kemper IGCC, and the completion and subsequent operation of the Kemper IGCC in accordance with any operational parameters that may be adopted by the Mississippi PSC, as well as other ongoing construction projects. Future earnings in the near term will depend, in part, upon maintaining and growing sales which are subject to a number of factors. These factors include weather, competition, developing new and maintaining existing energy contracts and associated load requirements with other utilities and other wholesale customers, energy conservation practiced by customers, the use of alternative energy sources by customers, the price of electricity, the price elasticity of demand, and the rate of economic growth or decline in Mississippi Power's service territory. Demand for electricity is primarily driven by economic growth. The pace of economic growth and electricity demand may be affected by changes in regional and global economic conditions, which may impact future earnings. For additional information relating to these issues, see RISK FACTORS in Item 1A and MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL of Mississippi Power in Item 7 of the Form 10-K.
Environmental Matters
Compliance costs related to federal and state environmental statutes and regulations could affect earnings if such costs cannot continue to be fully recovered in rates on a timely basis or through market-based contracts. Environmental compliance spending over the next several years may differ materially from the amounts estimated. The timing, specific requirements, and estimated costs could change as environmental statutes and regulations are adopted or modified, as compliance plans are revised or updated, and as legal challenges to rules are completed. Further, higher costs that are recovered through regulated rates could contribute to reduced demand for electricity, which could negatively affect results of operations, cash flows, and financial condition. See MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Environmental Matters" of Mississippi Power in Item 7 and Note 3 to the financial statements of Mississippi Power under "Environmental Matters" in Item 8 of the Form 10-K for additional information.
Environmental Statutes and Regulations
Air Quality
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters Environmental Statutes and Regulations Air Quality" of Mississippi Power in Item 7 of the Form 10-K for additional information regarding the EPA's final MATS rule, and regional haze regulations.regulations, and the Cross State Air Pollution Rule (CSAPR).
On April 25, 2016, in response to a June 2015 U.S. Supreme Court opinion, the EPA published its supplemental finding regarding consideration of costs in support of the MATS rule. This finding does not impact MATS rule

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compliance requirements, costs, or deadlines, and all Mississippi Power units that are subject to the MATS rule have completed the measures necessary to achieve compliance with the MATS rule by the applicable deadlines.
Also on April 25, 2016, the EPA issued proposed revisions to the regional haze regulations. The ultimate impact of the proposed revisions will depend on their ultimate adoption, implementation, and any legal challenges and cannot be determined at this time.

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On October 26, 2016, the EPA published a final rule that updates the CSAPR ozone season nitrogen oxide program, including revising ozone-season emissions budgets in Alabama and Mississippi. The ultimate impact of this rule will depend on the outcome of any legal challenges and implementation at the state level and cannot be determined at this time.
FERC Matters
Municipal and Rural Associations Tariff
See Note 3 to the financial statements of Mississippi Power under "FERC Matters" in Item 8 of the Form 10-K for additional information regarding a settlement agreement entered into by Mississippi Power regarding the establishment of a regulatory asset for Kemper IGCC-related costs. See Note 3 to the financial statements of Mississippi Power under "Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K and Note (B) to the Condensed Financial Statements under "Integrated"Integrated Coal Gasification Combined Cycle"Cycle" herein for information regarding Mississippi Power's construction of the Kemper IGCC.
On March 31, 2016, Mississippi Power reached a settlement agreement with its wholesale customers and filed a request with the FERC for an increase in wholesale base revenues as agreed upon in the settlement agreement reached with its wholesale customers under the Municipal and Rural Associations (MRA) cost-based electric tariff.tariff, primarily as a result of placing scrubbers for Plant Daniel Units 1 and 2 in service in November 2015. The settlement agreement, accepted by the FERC, effective for services rendered beginning May 1, 2016, provides that base rates under the MRA cost-based electric tariff will increase approximatelyproduce additional annual base revenues of $7 million annually, with revised rates effective for services rendered beginning May 1, 2016. The increase is primarily due to the Plant Daniel Units 1 and 2 scrubbers, which were placed in service in November 2015.million. Additionally, under the settlement agreement, the tariff customers agreed in principle to similar regulatory treatment for MRA tariff ratemaking as the treatment approved for retail ratemaking under the In-Service Asset Rate Order. The Kemper IGCCThis regulatory treatment primarily includes (i) recovery of only the Kemper IGCC assets currently operational and providing service to customers and other related costs, (ii) amortization of the Kemper IGCC-related regulatory assets included in rates under the settlement agreement over 36 months, (iii) Kemper IGCC-related expenses included in rates under the settlement agreement no longer being deferred and (ii)charged to expense, and (iv) removing all of the Kemper IGCC CWIP from rate base with a corresponding increase in accrual of AFUDC effective May 1, 2016. If approved by the FERC, the amount of base rate revenues to be recognized in 2016 is expected to be approximately $5 million.AFUDC. The additional resulting AFUDC is estimated to be approximately $6 million. The ultimate outcome$11 million through the Kemper IGCC's projected in-service date of this matter cannot be determined at this time.December 31, 2016.
Fuel Cost Recovery
Mississippi Power has a wholesale MRA and a Market Based (MB) fuel cost recovery factor. Effective with the first billing cycle for September 2016, fuel rates decreased $11 million annually for wholesale MRA customers and $1 million annually for wholesale MB customers.
See Note 3 to the financial statements of Mississippi Power under "FERC Matters Fuel Cost Recovery" in Item 8 of the Form 10-K for additional information.
Retail Regulatory Matters
Mississippi Power's rates and charges for service to retail customers are subject to the regulatory oversight of the Mississippi PSC. Mississippi Power's rates are a combination of base rates and several separate cost recovery clauses for specific categories of costs. These separate cost recovery clauses address such items as fuel and purchased power, energy efficiency programs, ad valorem taxes, property damage, and the costs of compliance with environmental laws and regulations. Costs not addressed through one of the specific cost recovery clauses are recovered through Mississippi Power's base rates. See Note 3 to the financial statements of Mississippi Power under "Retail Regulatory Matters" and "Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K and Note (B) to the Condensed Financial Statements under "Retail"Retail Regulatory MattersMississippi Power"Power" and "Integrated"Integrated Coal Gasification Combined Cycle"Cycle" herein for additional information.

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Renewables
In November 2015, the Mississippi PSC issued orders approving three solar facilities for a combined total of approximately 105 MWs. Mississippi Power will purchase all of the energy produced by the solar facilities for the 25-year term under each of the three PPAs, two of which were finalized as of December 31, 2015 and one of which was finalized as of March 2, 2016.PPAs. The projects are expected to be in service by the end of 2016second quarter 2017 and the resulting energy purchases are expected to be recovered through Mississippi Power's fuel cost recovery mechanism. Mississippi Power may retire the renewable energy credits (REC) generated on behalf of its customers or sell the RECs, separately or bundled with energy, to third parties.
Energy Efficiency
On May 3, 2016, the Mississippi PSC issued an order approving the annual Energy Efficiency Cost Rider Compliance filing, which included an anticipated reduction of $2 million in retail revenues for the year ending December 31, 2016.
Performance Evaluation Plan
On April 1, 2016, Mississippi Power submitted its annual PEP lookback filing for 2015, which reflected the need for a $5 million surcharge to be recovered from customers. The filing has been suspended for review by the Mississippi PSC.
On July 12, 2016, Mississippi Power submitted its annual projected PEP filing for 2016 which indicated no change in rates. The filing has been suspended for review by the Mississippi PSC.
The ultimate outcome of this matterthese matters cannot be determined at this time.
Environmental Compliance Overview Plan
On August 17, 2016, the Mississippi PSC approved Mississippi Power's revised ECO Plan filing for 2016, which requested the maximum 2% annual increase in revenues, approximately $18 million, primarily related to Plant Daniel Units 1 and 2 scrubbers being placed in service in November 2015. The revised rates became effective with the first billing cycle for September 2016. Approximately $22 million of related revenue requirements in excess of the 2% maximum was deferred for inclusion in the 2017 filing.
Fuel Cost Recovery
At March 31,September 30, 2016, the amount of over-recovered retail fuel costs included on the balance sheet was $80$58 million compared to over-recovered retail fuel costs of $71 million at December 31, 2015.
The Mississippi PSC conditionally approved a decrease of $120 million annually in fuel cost recovery rates on January 5, 2016, effective with the first billing cycle of February. As required by the order, onfor February 1,2016. On August 17, 2016, Mississippi Power submitted updated natural gas price forecasts and resulting fuel factors to the Mississippi PSC. If approved by the Mississippi PSC the updated forecast wouldapproved an additional decrease of $51 million annually in fuel cost recovery rates by an additional $36 million annually. The ultimate outcome of this matter cannot be determined at this time.effective with the first billing cycle for September 2016.
Integrated Coal Gasification Combined Cycle
See Note 3 to the financial statements of Mississippi Power under "Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K for information regarding Mississippi Power's construction of the Kemper IGCC.
Kemper IGCC Overview
Construction of Mississippi Power's Kemper IGCC is nearing completion and start-up activities will continue until the Kemper IGCC is placed in service. The Kemper IGCC will utilize an IGCC technology with an expected output capacity of 582 MWs. The Kemper IGCC will be fueled by locally mined lignite (an abundant, lower heating value coal) from a mine owned by Mississippi Power and situated adjacent to the Kemper IGCC. The mine, operated by North American Coal Corporation, started commercial operation in 2013. In connection with the Kemper IGCC, Mississippi Power constructed and plans to operate approximately 61 miles of CO2 pipeline infrastructure for the planned transport of captured CO2 for use in enhanced oil recovery.

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Kemper IGCC Schedule and Cost Estimate
In 2012, the Mississippi PSC issued the 2012 MPSC CPCN Order, a detailed order confirming the CPCN originally approved by the Mississippi PSC in 2010 authorizing the acquisition, construction, and operation of the Kemper IGCC. The certificated cost estimate of the Kemper IGCC included in the 2012 MPSC CPCN Order was $2.4 billion, net of $245 million of Initial DOE Grants and excluding the cost of the lignite mine and equipment, the cost of the CO2 pipeline facilities, and AFUDC related to the Kemper IGCC. The 2012 MPSC CPCN Order approved a construction cost cap of up to $2.88 billion, with recovery of prudently-incurred costs subject to approval by the Mississippi PSC. The Kemper IGCC was originally projected to be placed in service in May 2014. Mississippi Power placed the combined cycle and the associated common facilities portion of the Kemper IGCC in service using natural gas in August 2014 and currently expectscontinues to placeprogress towards completing the remainder of the Kemper IGCC, including the gasifiergasifiers and the gas clean-up facilities, in servicefacilities. The initial production of syngas began on July 14, 2016 for gasifier "B" and on September 13, 2016 for gasifier "A." On October 11, 2016, the Kemper IGCC began testing using clean syngas from gasifier "A" and the related gas clean-up systems to produce electricity. Late on October 31, 2016, gasifier "A" experienced challenges associated with the ash removal systems, and on November 2, 2016, Mississippi Power determined a maintenance outage on gasifier "A" is needed to make improvements to the ash removal systems. Therefore, Mississippi Power has re-sequenced activities, and gasifier "B" is now expected to progress through testing and begin producing electricity during the third quartergasifier "A" outage. In light of these changes, Mississippi Power has determined that integrated operation of both gasifiers will not occur by mid-November and has revised the expected in-service date for the remainder of the Kemper IGCC to December 31, 2016. The remaining schedule reflects the time expected to achieve production of electricity using gasifier "B," complete gasifier "A" outage activities, and resume electricity production using gasifier "A," as well as to complete the integration of all systems necessary for both combustion turbines to simultaneously generate electricity with syngas.

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Recovery of the costs subject to the cost cap and the Cost Cap Exceptions remains subject to review and approval by the Mississippi PSC. Mississippi Power's Kemper IGCC 2010 project estimate, current cost estimate (which includes the impacts of the Court's decision discussed herein under "Rate"Rate Recovery of Kemper IGCC Costs2013 MPSC Rate Order"Order"), and actual costs incurred as of March 31,September 30, 2016 are as follows:
Cost Category
2010 Project Estimate(f)
 
Current Cost Estimate(a)
 Actual Costs
2010 Project Estimate(a)
 
Current Cost Estimate(b)
 Actual Costs
(in billions)(in billions)
Plant Subject to Cost Cap(g)(e)
$2.40
 $5.35
 $4.99
$2.40
 $5.52
 $5.30
Lignite Mine and Equipment0.21
 0.23
 0.23
0.21
 0.23
 0.23
CO2 Pipeline Facilities
0.14
 0.11
 0.12
0.14
 0.11
 0.11
AFUDC(c)(d)
0.17
 0.71
 0.62
0.17
 0.75
 0.71
Combined Cycle and Related Assets Placed in
Service – Incremental
(g)(e)

 0.02
 0.01

 0.04
 0.03
General Exceptions0.05
 0.10
 0.09
0.05
 0.10
 0.09
Deferred Costs(g)(e)

 0.20
 0.18

 0.21
 0.20
Additional DOE Grants
 (0.14) 

 (0.14) (0.14)
Total Kemper IGCC$2.97
 $6.58
 $6.24
$2.97
 $6.82
 $6.53
(a)
(a)The 2010 Project Estimate is the certificated cost estimate adjusted to include the certificated estimate for the CO2 pipeline facilities approved in 2011 by the Mississippi PSC, as well as the lignite mine and equipment, AFUDC, and general exceptions.
Amounts in the Current Cost Estimate reflect estimated costs through September 30, 2016.
(b)Amounts in the Current Cost Estimate include certain estimated post-in-service costs which are expected to be subject to the cost cap.
(c)
The 2012 MPSC CPCN Order approved a construction cost cap of up to $2.88 billion, net of the Initial DOE Grants and excluding the Cost Cap Exceptions. The Current Cost Estimate and the Actual Costs include non-incremental operating and maintenance costs related to the combined cycle and associated common facilities placed in service in August 2014 that are subject to the $2.88 billion cost cap and exclude post-in-service costs for the lignite mine. See "Rate"Rate Recovery of Kemper IGCC Costs2013 MPSC Rate Order"Order" herein for additional information. The Current Cost Estimate and the Actual Costs reflect 100% of the costs of the Kemper IGCC. See note (g)(e) for additional information.
(c)(d)
Mississippi Power's original estimate2010 Project Estimate included recovery of financing costs during construction rather than the accrual of AFUDC. This approach was not approved by the Mississippi PSC in 2012 as described in "Rate Recovery of Kemper IGCC Costs.Costs – 2013 MPSC Rate Order." The current estimateCurrent Cost Estimate also reflects the impact of a settlement agreement with the wholesale customers for cost-based rates under FERC's jurisdiction. See "FERC Matters""FERC Matters" herein for additional information.
(d)Incremental operating and maintenance costs related to the combined cycle and associated common facilities placed in service in August 2014, net of costs related to energy sales. See "Rate Recovery of Kemper IGCC Costs – 2013 MPSC Rate Order" herein for additional information.
(e)The 2012 MPSC CPCN Order approved deferral of non-capital
Non-capital Kemper IGCC-related costs incurred during construction as described in "Rate Recovery of Kemper IGCC Costs – Regulatory Assets and Liabilities" herein.
(f)
The 2010 Project Estimate is the certificated cost estimate adjusted to include the certificated estimate for the CO2 pipeline facilities approved in 2011 by the Mississippi PSC.
(g)Beginning in the third quarter 2015, certain costs, including debt carrying costs (associated with assets placed in service and other non-CWIP accounts), that previously were initially deferred as regulatory assetsassets. Some of these costs are now included in rates and are being recognized through income; however, such costs continue to be included in the Current Cost Estimate and the Actual Costs at March 31,September 30, 2016. The wholesale portion of debt carrying costs, whether deferred or recognized through income, is not included in the Current Cost Estimate and the Actual Costs at September 30, 2016. See "Rate Recovery of Kemper IGCC CostsRegulatory Assets and Liabilities" herein for additional information.
Of the total costs, including post-in-service costs for the lignite mine, incurred as of March 31,September 30, 2016, $3.61$3.70 billion was included in property, plant, and equipment (which is net of the Initial DOE Grants, the Additional DOE Grants, and estimated probable losses of $2.47$2.63 billion), $6 million in other property and investments, $75$81 million in fossil fuel stock, $45$46 million in materials and supplies, $22$33 million in other regulatory assets, current, $196$177 million in other regulatory assets, deferred, $1$4 million in other current assets, and $11$9 million in other deferred charges and assets in the balance sheet.
Mississippi Power does not intend to seek rate recovery for any costs related to the construction of the Kemper IGCC that exceed the $2.88 billion cost cap, net of the Initial DOE Grants and excluding the Cost Cap Exceptions. Mississippi Power recorded pre-tax charges to income for revisions to the cost estimate above the cost cap of $53$88 million($33 ($54 million after tax) in the firstthird quarter 2016 and a total of $222 million ($137 million after tax) for the nine months ended September 30, 2016. Since 2012, in the aggregate, Mississippi Power has incurred charges of $2.47$2.63 billion ($1.521.63 billion after tax) as a result of changes in the cost estimate above the cost cap for the Kemper IGCC through September 30, 2016. The increase to the cost estimate in the third quarter of 2016 primarily reflects $53 million for the extension of the Kemper IGCC's projected in-service date from October 31, 2016 to December 31, 2016 and

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cap for the Kemper IGCC through March 31, 2016. The increase to the cost estimate in the first quarter 2016 primarily reflects costs for the extension of the Kemper IGCC's projected in-service date through September 30, 2016, and increased efforts related to operational readiness and challenges in start-up and commissioning activities, which includesincluding the cost of repairs and modifications to gasifier "B" and mechanical improvements to coal feed and ash management systems, as well as certain post-in-service costs expected to be subject to the refractory lining insidecost cap. The year-to-date increase to the gasifiers. cost estimate also includes $78 million for the extension of the Kemper IGCC's projected in-service date from August 31, 2016 to October 31, 2016. In addition, during the start-up and commissioning process, Mississippi Power is identifying potential improvement projects that ultimately may be completed subsequent to placing the remainder of the Kemper IGCC in service. If completed, such improvement projects would be expected to enhance plant performance, safety, and/or operations. The related potential costs have yet to be fully evaluated, have not been included in the current cost estimate, and may be subject to the $2.88 billion cost cap.
Any extension of the in-service date beyond September 30,December 31, 2016 is currently estimated to result in additional base costs of approximately $25 million to $35 million per month, which includes maintaining necessary levels of start-up labor, materials, and fuel, as well as operational resources required to execute start-up and commissioning activities. However, additional costs may be required for remediation of any further equipment and/or design issues identified. Any extension of the in-service date with respect to the Kemper IGCC beyond September 30,December 31, 2016 would also increase costs for the Cost Cap Exceptions, which are not subject to the $2.88 billion cost cap established by the Mississippi PSC. These costs include AFUDC, which is currently estimated to total approximately $14$15 million per month, as well as carrying costs and operating expenses on Kemper IGCC assets placed in service and consulting and legal fees of approximately $2$3 million per month. For additional information, see "2015"2015 Rate Case"Case" herein.
Mississippi Power's analysis of the time needed to complete the start-up and commissioning activities for the Kemper IGCC will continue until the remaining Kemper IGCC assets are placed in service. The next steps for the facility include the testing and production of electricity using clean syngas from gasifier "B," as well as the generation of electricity using clean syngas from gasifier "A," which are scheduled to occur by the end of November. If integrated operation of both gasifiers does not occur by mid-December, the expected in-service date and related cost estimate for the Kemper IGCC likely would require further revision. Further cost increases and/or extensions of the expected in-service date with respect to the Kemper IGCC may result from factors including, but not limited to, labor costs and productivity, adverse weather conditions, shortages and inconsistent quality ofdifficulties integrating the systems required for sustained operations, sustaining nitrogen supply, major equipment materials, and labor, contractor or supplier delay, non-performance under operating or other agreements, operational readiness, including specialized operator training and required site safety programs, failure, unforeseen engineering or design problems start-up activities for this first-of-a-kind technology (including major equipment failure and system integration),including any repairs and/or modifications to systems, and/or operational performance (including additional costs to satisfy any operational parameters ultimately adopted by the Mississippi PSC). In subsequent periods, anyAny further changes in the estimated costs to complete construction and start-up of the Kemper IGCC subject to the $2.88 billion cost cap, net of the Initial DOE Grants and excluding the Cost Cap Exceptions, will be reflected in Mississippi Power's statements of income and these changes could be material.
Rate Recovery of Kemper IGCC Costs
See "FERC Matters""FERC Matters" herein for additional information regarding Mississippi Power's MRA cost based tariff relating to recovery of a portion of the Kemper IGCC costs from Mississippi Power's wholesale customers. Rate recovery of the retail portion of the Kemper IGCC is subject to the jurisdiction of the Mississippi PSC. See Note (G) to the Condensed Financial Statements under "Unrecognized"Unrecognized Tax BenefitsSection 174 Research and Experimental Deduction"Deduction" herein for additional tax information related to the Kemper IGCC.
The ultimate outcome of the rate recovery matters discussed herein, including the resolution of legal challenges, determinations of prudency, and the specific manner of recovery of prudently-incurred costs, cannot be determined at this time, but could have a material impact on Mississippi Power's results of operations, financial condition, and liquidity.
2012 MPSC CPCN Order
The 2012 MPSC CPCN Order included provisions relating to both Mississippi Power's recovery of financing costs during the course of construction of the Kemper IGCC and Mississippi Power's recovery of costs following the date the Kemper IGCC is placed in service. With respect to recovery of costs following the in-service date of the Kemper IGCC, the 2012 MPSC CPCN Order provided for the establishment of operational cost and revenue parameters

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based upon assumptions in Mississippi Power's petition for the CPCN. Mississippi Power expects the Mississippi PSC to apply operational parameters in connection with future proceedings related to the operation of the Kemper IGCC. To the extent the Mississippi PSC determines the Kemper IGCC does not meet the operational parameters ultimately adopted by the Mississippi PSC or Mississippi Power incurs additional costs to satisfy such parameters, there could be a material adverse impact on Mississippi Power's financial statements.

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See "Prudence" herein for additional information.
2013 MPSC Rate Order
In January 2013, Mississippi Power entered into a settlement agreement with the Mississippi PSC that was intended to establish the process for resolving matters regarding cost recovery related to the Kemper IGCC (2013 Settlement Agreement). Under the 2013 Settlement Agreement, Mississippi Power agreed to limit the portion of prudently-incurred Kemper IGCC costs to be included in retail rate base to the $2.4 billion certificated cost estimate, plus the Cost Cap Exceptions, but excluding AFUDC, and any other costs permitted or determined to be excluded from the $2.88 billion cost cap by the Mississippi PSC. In March 2013, the Mississippi PSC issued a rate order approving retail rate increases of 15% effective March 19, 2013 and 3% effective January 1, 2014, which collectively were designed to collect $156 million annually beginning in 2014 (2013 MPSC Rate Order) to be used to mitigate customer rate impacts after the Kemper IGCC is placed in service, based on a mirror CWIP methodology (Mirror CWIP rate).
Because the 2013 MPSC Rate Order did not provide for the inclusion of CWIP in rate base as permitted by the Baseload Act, Mississippi Power continues to record AFUDC on the Kemper IGCC. Mississippi Power will not recordThrough September 30, 2016, AFUDC on any additional costs ofrecorded since the original May 2014 estimated in-service date for the Kemper IGCC that exceedhas totaled $352 million. Mississippi Power has not recorded any AFUDC on Kemper IGCC costs in excess of the $2.88 billion cost cap, except for Cost Cap Exception amounts.
On February 12, 2015, the Court reversed the 2013 MPSC Rate Order based on, among other things, its findings that (1) the Mirror CWIP rate treatment was not provided for under the Baseload Act and (2) the Mississippi PSC should have determined the prudence of Kemper IGCC costs before approving rate recovery through the 2013 MPSC Rate Order. The Court also found the 2013 Settlement Agreement unenforceable due to a lack of public notice for the related proceedings. On July 7, 2015, the Mississippi PSC ordered that the Mirror CWIP rate be terminated effective July 20, 2015 and required the fourth quarter 2015 refund of the $342 million collected under the 2013 MPSC Rate Order, along with associated carrying costs of $29 million. The Court's decision did not impact the 2012 MPSC CPCN Order or the February 2013 legislation described below.
2015 Rate Case
As a result ofOn August 13, 2015, the 2015 Court decision, on July 10, 2015, Mississippi Power filed a supplemental filing including aPSC approved Mississippi Power's request for interim rates, (Supplemental Notice) with the Mississippi PSC which presented an alternative rate proposal (In-Service Asset Proposal) designed to recover Mississippi Power's costs associated with the Kemper IGCC assets that are commercially operational and currently providing service to customers (the transmission facilities, combined cycle, natural gas pipeline, and water pipeline) and other related costs. On August 13, 2015, the Mississippi PSC approved the implementation of the requestedThe interim rates were designed to collect approximately $159 million annually and became effective with the first billing cycle infor September 2015, subject to refund and certain other conditions.
On December 3, 2015, the Mississippi PSC issued the In-Service Asset Rate Order adopting in full the 2015 Stipulation entered into between Mississippi Power and the MPUS regarding the In-Service Asset Proposal. The In-Service Asset Rate Order provided for retail rate recovery of an annual revenue requirement of approximately $126 million, based on Mississippi Power's actual average capital structure, with a maximum common equity percentage of 49.733%, a 9.225% return on common equity, and actual embedded interest costs. The In-Service Asset Rate Order also included a prudence finding of all costs in the stipulated revenue requirement calculation for the in-service assets. The stipulated revenue requirement excluded the costs of the Kemper IGCC related to the 15% undivided interest that was previously projected to be purchased by SMEPA. Mississippi Power continues to evaluate its alternatives with respect to its investment and related costs associated with the 15% undivided interest.

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With implementation of the new raterates on December 17, 2015, the interim rates were terminated and, in March 2016, Mississippi Power completed customer refunds of approximately $11 million for the difference between the interim rates collected and the permanent rates.
PursuantOn July 27, 2016, the Court dismissed Greenleaf's motion for reconsideration of its previous decision to dismiss Greenleaf's appeal of the In-Service Asset Rate Order,Order.
In addition to current estimated costs at September 30, 2016 of $6.82 billion, Mississippi Power anticipates that it will incur additional expenses in excess of current rates associated with operating the Kemper IGCC after it is placed in service until the Kemper IGCC cost recovery approach is finalized, which are expected to be material. These costs include, but are not limited to, regulatory costs, operational costs in excess of current rates, taxes, and additional carrying costs. Mississippi Power expects to request authority from the Mississippi PSC and the FERC to defer all Kemper IGCC costs incurred after the in-service date that cannot be capitalized, are not included in current rates, and are not required to be charged against earnings as a result of the $2.88 billion cost cap until such time as the Mississippi PSC completes its review and includes the resulting allowable costs in rates. Mississippi Power is required to file a subsequentits next rate request within 18 months.with the Mississippi PSC related to cost recovery for the Kemper IGCC by June 3, 2017. See "Regulatory Assets and Liabilities" below for additional information. As part of thethat filing, Mississippi Power expects to request recovery of certain costs that the Mississippi PSC had excluded from the revenue requirement calculation.

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On February 25, 2016, Greenleaf CO2 Solutions, LLC filed a notice of appeal ofcalculation for the In-Service Asset Rate Order with the Court. On May 5, 2016, the Court dismissed the appeal.in-service assets.
Legislation to authorize a multi-year rate plan and legislation to provide for alternate financing through securitization of up to $1.0 billion of prudently-incurred costs was enacted into law in 2013. Mississippi Power expects to securitize prudently-incurred qualifying facility costs in excess of the certificated cost estimate of $2.4 billion. Qualifying facility costs include, but are not limited to, pre-construction costs, construction costs, regulatory costs, and accrued AFUDC. The Court's decision regarding the 2013 MPSC Rate Order did not impact Mississippi Power's ability to utilize alternate financing through securitization or the February 2013 legislation.
Prudence
On August 17, 2016, the Mississippi PSC issued an order establishing a discovery docket to manage all filings related to the prudence of the Kemper IGCC. On October 3, 2016, Mississippi Power made a required compliance filing, which included a review and explanation of differences between the Kemper IGCC project estimate set forth in the 2010 CPCN proceeding and the most recent Kemper IGCC project estimate, as well as comparisons of current cost estimates and current expected plant operational parameters to the estimates presented in the 2010 CPCN proceedings for the first five years following the start of commercial operations. Certain costs, including operations and maintenance, are materially higher than the amounts presented in the CPCN proceedings. Additionally, while the current estimated operational availability estimates reflect ultimate results similar to those presented in the 2010 CPCN proceedings, the ramp up period for the current estimates reflects a lower starting point and a slower escalation rate. Mississippi Power expects to seek additional rate reliefthe Mississippi PSC to address recovery of the remaining Kemper IGCC assets. In addition to current estimated costs at March 31, 2016 of $6.58 billion, Mississippi Power anticipates that it will incur additional costs after the Kemper IGCC in-service date until the Kemper IGCC cost recovery approach is finalized. These costs include, but are not limited to, regulatory costs and additional carrying costs which could be material. Recovery of these costs would be subject to approval by the Mississippi PSC.issues in connection with its next rate request.
Regulatory Assets and Liabilities
Consistent with the treatment of non-capital costs incurred during the pre-construction period, the Mississippi PSC issued an accounting order in 2011 granting Mississippi Power the authority to defer all non-capital Kemper IGCC-related costs to a regulatory asset through the in-service date, subject to review of such costs by the Mississippi PSC. Such costs include, but are not limited to, carrying costs on Kemper IGCC assets currently placed in service, costs associated with Mississippi PSC and MPUS consultants, prudence costs, legal fees, and operating expenses associated with assets placed in service.
In August 2014, Mississippi Power requested confirmation by the Mississippi PSC of Mississippi Power's authority to defer all operating expenses associated with the operation of the combined cycle subject to review of such costs by the Mississippi PSC. In addition, Mississippi Power is authorized to accrue carrying costs on the unamortized balance of such regulatory assets at a rate and in a manner to be determined by the Mississippi PSC in future cost

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recovery mechanism proceedings. Beginning in the third quarter 2015 and the second quarter 2016, in connection with the implementation of interimretail and wholesale rates, respectively, Mississippi Power began expensing certain ongoing project costs and certain retail debt carrying costs (associated with assets placed in service and other non-CWIP accounts) that previously were deferred as regulatory assets and began amortizing certain regulatory assets associated with assets placed in service and consulting and legal fees. The amortization periods for these regulatory assets vary from two years to 10 years as set forth in the In-Service Asset Rate Order.Order and the settlement agreement with wholesale customers. As of March 31,September 30, 2016, the balance associated with these regulatory assets was $120$105 million, of which $22$33 million is included in current assets. Other regulatory assets associated with the remainder of the Kemper IGCC totaled $98$105 million as of March 31,September 30, 2016. The amortization period for these assets is expected to be determined by the Mississippi PSC in future rate proceedings following completion of construction and start-up of the Kemper IGCC and related prudence reviews.
See "2013 MPSC Rate Order""FERC Matters" herein for information related to the July 7, 2015 Mississippi PSC order terminating the Mirror CWIP rate and requiring refund of collections under Mirror CWIP.2016 settlement agreement with wholesale customers.
See Note 1 to the financial statements of Mississippi Power under "Regulatory Assets and Liabilities" in Item 8 of the Form 10-K for additional information.
The In-Service Asset Rate Order requires Mississippi Power to submit an annual true-up calculation of its actual cost of capital, compared to the stipulated total cost of capital, with the first occurring as of May 31, 2016. As of March 31,At September 30, 2016, Mississippi Power recorded aPower's related regulatory liability ofincluded in its balance sheet totaled approximately $3$7 million. See "2015"2015 Rate Case"Case" herein for additional information.
See Note 1 to the financial statements of Mississippi Power under "Regulatory Assets and Liabilities" in Item 8 of the Form 10-K for additional information.
Lignite Mine and CO2 Pipeline Facilities
In conjunction with the Kemper IGCC, Mississippi Power will own the lignite mine and equipment and has acquired and will continue to acquire mineral reserves located around the Kemper IGCC site. The mine started commercial operation in June 2013.

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In 2010, Mississippi Power executed a 40-year management fee contract with Liberty Fuels Company, LLC (Liberty Fuels), a wholly-owned subsidiary of The North American Coal Corporation, which developed, constructed, and is operating and managing the mining operations. The contract with Liberty Fuels is effective through the end of the mine reclamation. As the mining permit holder, Liberty Fuels has a legal obligation to perform mine reclamation and Mississippi Power has a contractual obligation to fund all reclamation activities. In addition to the obligation to fund the reclamation activities, Mississippi Power currently provides working capital support to Liberty Fuels through cash advances for capital purchases, payroll, and other operating expenses. See Note 1 to the financial statements of Mississippi Power under "Asset Retirement Obligations and Other Costs of Removal" and "Variable Interest Entities" in Item 8 of the Form 10-K for additional information.
In addition, Mississippi Power has constructed and will operate the CO2 pipeline for the planned transport of captured CO2 for use in enhanced oil recovery. Mississippi Power has entered into agreements with Denbury Onshore (Denbury), a subsidiary of Denbury Resources Inc., and Treetop Midstream Services, LLC (Treetop), an affiliate of Tellus Operating Group, LLC and a subsidiary of Tengrys, LLC, pursuant to which Denbury willwould purchase 70% of the CO2 captured from the Kemper IGCC and Treetop willwould purchase 30% of the CO2 captured from the Kemper IGCC. The agreementsOn June 3, 2016, Mississippi Power cancelled its contract with Treetop and amended its contract with Denbury to reflect, among other things, Denbury's agreement to purchase 100% of the CO2 captured from the Kemper IGCC, an initial contract term of 16 years, and Treetop provide Denbury and Treetop with termination rights asif Mississippi Power has not satisfied its contractual obligation to deliver captured CO2 by May 11, 2015. Since May 11, 2015,July 1, 2017, in addition to Denbury's existing termination rights in the event of a change in law, force majeure, or an event of default by Mississippi Power has been engaged in ongoing discussions with its off-takers regarding the status of the CO2 delivery schedule as well as other issues related to the CO2 agreements. As a result of discussions with Treetop, on August 3, 2015, Mississippi Power agreed to amend certain provisions of their agreement that do not affect pricing or minimum purchase quantities. Potential requirements imposed on CO2 off-takers under the Clean Power Plan (if ultimately enacted in its current form, pending resolution of litigation) and the potential adverse financial impact of low oil prices on the off-takers increase the risk that the CO2 contracts may be terminated or materially modified.Power. Any termination or material modification of these agreementsthe agreement with Denbury could impact the operations of the Kemper IGCC and result in a material reduction in Mississippi Power's revenues to the extent Mississippi Power is not able to enter into other similar contractual arrangements.arrangements or otherwise sequester the CO2 produced. Additionally, if the contracts remain in place, sustained oil price reductions could result in significantly lower revenues than Mississippi Power forecasted to be available to offset customer rate impacts, which could have a material impact on Mississippi Power's financial statements. See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters – Global Climate Issues" of Mississippi Power in Item 7 of the Form 10-K for additional information regarding the Clean Power Plan and related litigation.
The ultimate outcome of these matters cannot be determined at this time.
Civil Lawsuit
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Litigation
On April 26, 2016, a complaint against Mississippi Power was filed in Harrison County Circuit Court (Circuit Court) by Biloxi Freezing & Processing Inc., Gulfside Casino Partnership, and John Carlton Dean.Dean, which was amended and refiled on July 11, 2016 to include, among other things, Southern Company as a defendant. On August 12, 2016, Southern Company and Mississippi Power removed the case to the U.S. District Court for the Southern District of Mississippi, where the case is currently pending. However, the plaintiffs have filed a request to remand the case back to state court. The plaintiffs allegeindividual plaintiff, John Carlton Dean, alleges that Mississippi Power and Southern Company violated the Mississippi Unfair Trade Practices ActAct. All plaintiffs have alleged that Mississippi Power and Southern Company concealed, falsely represented, and failed to fully disclose important facts concerning the cost and schedule of the Kemper IGCC and that Mississippi Power'sthese alleged breaches interfered withhave unjustly enriched Mississippi Power and destroyed economically advantageous relationships between the plaintiffs and their current and prospective business associates.Southern Company. The plaintiffs seek unspecified actual damages and punitive damages as well asdamages; ask the Circuit Court to appoint a receiver to oversee, operate, manage, and otherwise control all affairs relating to the Kemper IGCC; ask the Circuit Court to revoke any licenses or certificates authorizing Mississippi Power or Southern Company to engage in any business related to the Kemper IGCC in Mississippi; and seek attorney's fees, costs, and interest. The plaintiffs also seek an injunction to prevent any Kemper IGCC costs from being charged to customers through electric rates.
On June 9, 2016, Treetop, Greenleaf, Tenrgys, LLC, Tellus Energy, LLC, WCOA, LLC, and Tellus Operating Group filed a complaint against Mississippi Power, Southern Company, and SCS in the state court in Gwinnett County, Georgia. The complaint relates to the cancelled CO2 contract with Treetop and alleges fraudulent misrepresentation, fraudulent concealment, civil conspiracy, and breach of contract on the part of Mississippi Power, Southern Company, and SCS and seeks compensatory damages of $100 million, as well as unspecified punitive damages. Southern Company, Mississippi Power, and SCS have moved to compel arbitration pursuant to the terms of the CO2 contract.
Mississippi Power believes thisthese legal challenge haschallenges have no merit; however, an adverse outcome in this proceedingthese proceedings could have a material impact on Mississippi Power's results of operations, financial condition, and liquidity. Mississippi Power will vigorously defend the matter,itself in these matters, and the finalultimate outcome of this matterthese matters cannot be determined at this time.
Income Tax Matters
See MANAGEMENT'S DISCUSSION AND ANALYSIS - FUTURE EARNINGS POTENTIAL - "Income Tax Matters" of Mississippi Power in Item 7 of the Form 10-K and Note (G) to the Condensed Financial Statements under "Section"Section 174 Research and Experimental Deduction"Deduction" herein for additional information.

Bonus Depreciation
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50% bonus depreciation included in the PATH Act is expected to result in approximately $400 million of positive cash flows for the 2016 tax year, which may not all be realized in 2016 due to a projected consolidated net operating loss for Southern Company. Approximately $370 million of the benefit is dependent upon placing the remainder of the Kemper IGCC in service by December 31, 2016, of which $250 million has been received as of September 30, 2016 through quarterly income tax refunds. See Note (B) to the Condensed Financial Statements under "
Integrated Coal Gasification Combined Cycle" and Note (G) to the Condensed Financial Statements under "Current and Deferred Income TaxesNet Operating Loss" herein for additional information. The ultimate outcome of this matter cannot be determined at this time.
Other Matters
Mississippi Power is involved in various other matters being litigated and regulatory matters that could affect future earnings. In addition, Mississippi Power is subject to certain claims and legal actions arising in the ordinary course of business. Mississippi Power's business activities are subject to extensive governmental regulation related to public health and the environment, such as regulation of air emissions and water discharges. Litigation over environmental issues and claims of various types, including property damage, personal injury, common law

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nuisance, and citizen enforcement of environmental requirements, such as air quality and water standards, has occurred throughout the U.S. This litigation has included claims for damages alleged to have been caused by CO2 and other emissions, CCR, and alleged exposure to hazardous materials, and/or requests for injunctive relief in connection with such matters.
The ultimate outcome of such pending or potential litigation against Mississippi Power cannot be predicted at this time; however, for current proceedings not specifically reported in Note (B) to the Condensed Financial Statements herein or in Note 3 to the financial statements of Mississippi Power in Item 8 of the Form 10-K, management does not anticipate that the ultimate liabilities, if any, arising from such current proceedings would have a material effect on Mississippi Power's financial statements. See Note (B) to the Condensed Financial Statements herein for a discussion of various other contingencies, regulatory matters, and other matters being litigated which may affect future earnings potential.
The SEC is conducting a formal investigation of Southern Company and Mississippi Power concerning the estimated costs and expected in-service date of the Kemper IGCC. Southern Company and Mississippi Power believe the investigation is focused primarily on periods subsequent to 2010 and on accounting matters, disclosure controls and procedures, and internal controls over financial reporting associated with the Kemper IGCC. See ACCOUNTING POLICIES – "Application"Application of Critical Accounting Policies and Estimates"Estimates" herein for additional information on the Kemper IGCC estimated construction costs and expected in-service date. Southern Company and Mississippi Power are cooperating fully with the SEC. The ultimate outcome of this matter cannot be determined at this time; however, it is not expected to have a material impact on the financial statements of Mississippi Power.
ACCOUNTING POLICIES
Application of Critical Accounting Policies and Estimates
Mississippi Power prepares its financial statements in accordance with GAAP. Significant accounting policies are described in Note 1 to the financial statements of Mississippi Power in Item 8 of the Form 10-K. In the application of these policies, certain estimates are made that may have a material impact on Mississippi Power's results of operations and related disclosures. Different assumptions and measurements could produce estimates that are significantly different from those recorded in the financial statements. See MANAGEMENT'S DISCUSSION AND ANALYSIS – ACCOUNTING POLICIES – "Application of Critical Accounting Policies and Estimates" of Mississippi Power in Item 7 of the Form 10-K for a complete discussion of Mississippi Power's critical accounting policies and estimates related to Electric Utility Regulation, Asset Retirement Obligations, Contingent Obligations, Unbilled Revenues, Pension and Other Postretirement Benefits, and AFUDC.
Kemper IGCC Estimated Construction Costs, Project Completion Date, and Rate Recovery
During 2016, Mississippi Power further revised its cost estimate to complete construction and start-up of the Kemper IGCC to an amount that exceeds the $2.88 billion cost cap, net of the Initial DOE Grants and excluding the Cost Cap Exceptions. Mississippi Power does not intend to seek any rate recovery for any costs related to the construction of the Kemper IGCC that exceed the $2.88 billion cost cap, net of the Initial DOE Grants and excluding the Cost Cap Exceptions.
As a result of the revisions to the cost estimate, Mississippi Power recorded total pre-tax charges to income for the estimated probable losses on the Kemper IGCC of $88 million ($54 million after tax) in the third quarter 2016, $81 million ($50 million after tax) in the second quarter 2016, $53 million ($33 million after tax) in the first quarter 2016, $183 million ($113 million after tax) in the fourth quarter 2015, $150 million ($93 million after tax) in the third

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quarter 2015, $23 million ($14 million after tax) in the second quarter 2015, $9 million ($6 million after tax) in the first quarter 2015, $70 million ($43 million after tax) in the fourth quarter 2014, $418 million ($258 million after tax) in the third quarter 2014, $380 million ($235 million after tax) in the first quarter 2014, $40 million ($25 million after tax) in the fourth quarter 2013, $150 million ($93 million after tax) in the third quarter 2013, $450 million ($278 million after tax) in the second quarter 2013, $462 million ($285 million after tax) in the first quarter 2013, and $78 million ($48 million after tax) in the fourth quarter 2012. In the aggregate, Mississippi Power has

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incurred charges of $2.47$2.63 billion ($1.521.63 billion after tax) as a result of changes in the cost estimate above the cost cap for the Kemper IGCC through MarchSeptember 30, 2016.
Mississippi Power's revised cost estimate reflects an expected in-service date of December 31, 2016.
2016 and includes certain post-in-service costs which are expected to be subject to the cost cap. Mississippi Power has experienced, and may continue to experience, material changes in the cost estimate for the Kemper IGCC. Further cost increases and/or extensions of the expected in-service date may result from factors including, but not limited to, difficulties integrating the systems required for sustained operations, sustaining nitrogen supply, major equipment failure, unforeseen engineering or design problems including any repairs and/or modifications to systems, and/or operational performance (including additional costs to satisfy any operational parameters ultimately adopted by the Mississippi PSC). In addition, during the start-up and commissioning process, Mississippi Power is also identifying potential improvement projects that ultimately may be completed subsequent to placing the remainder of the Kemper IGCC in service. If completed, such improvement projects would be expected to enhance plant performance, safety, and/or operations. The related potential costs have yet to be fully evaluated, have not been included in the current cost estimates, and may be subject to the $2.88 billion cost cap. In subsequent periods, any further changes in the estimated costs to complete construction and start-up of the Kemper IGCC subject to the $2.88 billion cost cap, net of the Initial DOE Grants and excluding the Cost Cap Exceptions, will be reflected in Mississippi Power's statements of income and these changes could be material. Any further cost increases and/or extensions of the in-service date with respect to the Kemper IGCC may result from factors including, but not limited to, labor costs and productivity, adverse weather conditions, shortages and inconsistent quality of equipment, materials, and labor, contractor or supplier delay, non-performance under operating or other agreements, operational readiness, including specialized operator training and required site safety programs, unforeseen engineering or design problems, start-up activities for this first-of-a-kind technology (including, but not limited to, major equipment failure and system integration), and/or operational performance (including, but not limited to, additional costs to satisfy any operational parameters ultimately adopted by the Mississippi PSC).
Mississippi Power's revised cost estimate includes costs through September 30, 2016. Any extension of the in-service date beyond September 30,December 31, 2016 is currently estimated to result in additional base costs of approximately $25 million to $35 million per month, which includes maintaining necessary levels of start-up labor, materials, and fuel, as well as operational resources required to execute start-up and commissioning activities. However, additional costs may be required for remediation of any further equipment and/or design issues identified. Any extension of the in-service date with respect to the Kemper IGCC beyond September 30,December 31, 2016 would also increase costs for the Cost Cap Exceptions, which are not subject to the $2.88 billion cost cap established by the Mississippi PSC. These costs include AFUDC, which is currently estimated to total approximately $14$15 million per month, as well as carrying costs and operating expenses on Kemper IGCC assets placed in service and consulting and legal fees of approximately $2$3 million per month.
Given the significant judgment involved in estimating the future costs to complete construction and start-up, the project completion date, the ultimate rate recovery for the Kemper IGCC, and the potential impact on Mississippi Power's results of operations, Mississippi Power considers these items to be critical accounting estimates. See Note 3 to the financial statements of Mississippi Power under "Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K and Note (B) to the Condensed Financial Statements under "Integrated"Integrated Coal Gasification Combined Cycle"Cycle" herein for additional information.
Recently Issued Accounting Standards
On February 25, 2016, the FASB issued ASU No. 2016-02, Leases (Topic 842) (ASU 2016-02). ASU 2016-02 requires lessees to recognize on the balance sheet a lease liability and a right-of-use asset for all leases. ASU 2016-02 also changes the recognition, measurement, and presentation of expense associated with leases and provides clarification regarding the identification of certain components of contracts that would represent a lease. The accounting required by lessors is relatively unchanged. ASU 2016-02 is effective for fiscal years beginning after December 15, 2018, with early adoption permitted. Mississippi Power is currently evaluating the new standard and has not yet determined its ultimate impact; however, adoption of ASU 2016-02 is expected to have a significant impact on Mississippi Power's balance sheet.
On March 30, 2016, the FASB issued ASU No. 2016-09, Compensation-Stock Compensation (Topic 718): Improvements to Employee Share-Based Payment Accounting (ASU 2016-09). ASU 2016-09 changes the accounting for income taxes and the cash flow presentation for share-based payment award transactions. Most

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significantly, entities are required to recognize all excess tax benefits and deficiencies related to the exercise or vesting of stock compensation as income tax expense or benefit in the income statement. Mississippi Power currently recognizes any excess tax benefits and deficiencies related to the exercise and vesting of stock compensation inas additional paid-in capital. ASU 2016-09 is effective for fiscal years beginning after December 15, 2016, with early

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2016. Early adoption permitted.is permitted and Mississippi Power intends to adopt the ASU in the fourth quarter 2016. The adoption is currently evaluatingnot expected to have a material impact on the new standard and has not yet determined its ultimate impact.results of operations, financial position, or cash flows of Mississippi Power.
FINANCIAL CONDITION AND LIQUIDITY
Overview
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Overview" of Mississippi Power in Item 7 of the Form 10-K and FUTURE EARNINGS POTENTIAL – "Integrated"Integrated Coal Gasification Combined Cycle"Cycle" herein for additional information. Earnings for the threenine months ended March 31,September 30, 2016 were negatively affected by revisions to the cost estimate for the Kemper IGCC.
Through March 31,September 30, 2016, Mississippi Power has incurred non-recoverable cash expenditures of $2.11$2.42 billion and is expected to incur approximately $0.36$0.21 billion in additional non-recoverable cash expenditures through completion of the construction and start-up of the Kemper IGCC.IGCC, which includes certain post-in-service costs expected to be subject to the cost cap.
For the three-year period from 2016 through 2018, Mississippi Power's capital expenditures and debt maturities are expected to materially exceed operating cash flows.flows through 2021. In addition to the Kemper IGCC, projected capital expenditures in that period include investments to maintain existing generation facilities, to add environmental modifications to existing generating units, to add or change fuel sources for certain existing units, and to expand and improve transmission and distribution facilities.
On January 28, 2016, Mississippi Power issued a promissory note for up to $275 million to Southern Company, which matures in December 2017, bearing interest based on one-month LIBOR. During the first threenine months of 2016, Mississippi Power borrowed $100 million under this promissory note. In addition, on January 19, 2016, Mississippi Power borrowednote and an additional $100 million from Southern Company pursuant tounder a separate promissory note issued to Southern Company in November 2015. On March 8, 2016, Mississippi Power entered into an unsecured term loan agreement with a syndicate of financial institutions for an aggregate amount of $1.2 billion to repay existing indebtedness and for other general corporate purposes.billion. Mississippi Power borrowed $900 million on March 8, 2016 under the term loan agreement and has the right to borrow the remaining $300 million on or beforeOctober 7, 2016. Mississippi Power used the initial proceeds to repay $900 million in maturing bank loans on March 8, 2016 and the remaining $300 million to repay at maturity Mississippi Power's Series 2011A 2.35% Senior Notes due October 15, 2016. On June 27, 2016, Mississippi Power received a capital contribution from Southern Company for $225 million, the proceeds of which were used to repay to Southern Company a portion of the existing promissory note issued in November 2015. As of September 30, 2016, the amount of outstanding promissory notes to Southern Company totaled $551 million.
As of March 31,September 30, 2016, Mississippi Power's current liabilities exceeded current assets by approximately $363$411 million primarily due to the $300 million in senior notes scheduled to maturewhich matured on October 15, 2016, and $25as well as $65 million in short-term debt.
Mississippi Power intends to utilize operating cash flows and lines of credit (to the extent available) as well as loans and, under certain circumstances, equity contributions from Southern Company to fund the remainder of its short-term capital needs. See "Capital"Capital Requirements and Contractual Obligations," "Sources"Sources of Capital," and "Financing Activities""Financing Activities" herein for additional information.
Net cash used forprovided from operating activities totaled $25$372 million for the first threenine months of 2016, a decreasean increase of $229$23 million as compared to the corresponding period in 2015. The decreaseincrease in cash provided from operating activities is primarily due to lowerincome taxes receivable associated with research and experimental tax(R&E) deductions a reduction in the customer liability associated with Kemper IGCC refunds due to offsetting service provided, a decrease in prepaid incomeand accrued taxes, and a decrease in Mirror CWIP regulatory liability due to the Mirror CWIP refund, partially offset by an increase in receivables.lower R&E tax deductions, the cessation of Mirror CWIP collections and subsequent refund payments, and higher recovery of regulatory fuel clause revenues. See Notes (B) and (G) to the Condensed Financial Statements under "Integrated Coal Gasification Combined CycleRate Recovery of Kemper IGCC Costs" and "Unrecognized Tax BenefitsSection 174 Research and Experimental Deduction" herein for additional information. Net cash used for investing activities totaled $214$509 million for the first threenine months of 2016 primarily due to gross property additions related to the Kemper IGCC.IGCC, partially offset by receipt of $137 million in Additional DOE Grants. Net cash provided from financing activities totaled $199$198 million for the first threenine months of 2016 primarily due to long-term debt issuances, partially offset by redemptions of long-term debt and short-term borrowings. Fluctuations in cash flow from financing activities vary from period to period based on capital needs and the maturity or redemption of securities.

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of 2016 primarily due to long-term debt issuances and capital contributions from Southern Company, partially offset by redemptions of long-term debt and a decrease in short-term borrowings. Cash flows from financing activities vary from period to period based on capital needs and the maturity or redemption of securities.
Significant balance sheet changes for the first threenine months of 2016 include an increase in long-term debt of $1.1 billion.$826 million. A portion of this debt was used to repay securities and notes payable resulting in a $425$385 million decrease in securities due within one year and a $475 million decrease in notes payable. Total property, plant, and equipmentAdditionally, CWIP increased $140$271 million primarily due to the constructionKemper IGCC and startup activities for the Kemper IGCC. The customer liability associated with Kemper IGCC refunds decreased $51$72 million. Other significant changes include a $110 million increase in accrued income taxes due to bonus depreciation, a $61 million increase in accumulated deferred income taxes (ADIT) due to transmission and distribution property-related ADITs and additional Section 174 R&E deduction, partially offset by ADITs associated with the estimated losses on the Kemper IGCC construction, and a $39 million increase in prepaid income taxes. Total common stockholder's equity increased $269 million primarily due to the receipt of capital contributions from Southern Company and net income for the period.
Capital Requirements and Contractual Obligations
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Capital Requirements and Contractual Obligations" of Mississippi Power in Item 7 of the Form 10-K for a description of Mississippi Power's capital requirements for its construction program, including estimated capital expenditures for new generating resources and to comply with existing environmental statutes and regulations, scheduled maturities of long-term debt, as well as related interest, leases, purchase commitments, derivative obligations, preferred stock dividends, trust funding requirements, and unrecognized tax benefits. Approximately $300 million will be required through March 31,September 30, 2017 to fund maturities of long-term debt, and $25 million will be required to fund maturities of short-term debt. See "Sources"Sources of Capital"Capital" herein for additional information. Subsequent to September 30, 2016, Mississippi Power repaid at maturity $300 million aggregate principal amount of its Series 2011A 2.35% Senior Notes due October 15, 2016. If the Kemper IGCC does not go into service by December 31, 2016, Mississippi Power also would have to repay approximately $250 million of tax benefits received as a result of quarterly income tax estimates through September 30, 2016. See "Income Tax Matters" herein for additional information.
The construction program of Mississippi Power is currently estimated to be $841 million$0.8 billion for 2016, $216 millionnet of the Additional DOE Grants, $0.3 billion for 2017, and $264 million$0.2 billion for 2018, $0.2 billion for 2019, $0.3 billion for 2020, and $0.3 billion for 2021, which includes revised estimates for the Kemper IGCC, including post-in-service costs. The expenditures related to the construction and start-up of the Kemper IGCC are currently estimated to be $0.7 billion for 2016, net of $665 million in 2016.the Additional DOE Grants, and $0.1 billion for 2017. These estimated expenditures do not include potential compliance costs that may arise from the EPA's final rules and guidelines or subsequently approved state plans that would limit CO2 emissions from existing, new, modified, or reconstructed fossil-fuel-fired electric generating units.
The construction program is subject to periodic review and revision, and actual construction costs may vary from these estimates because of numerous factors. These factors include: changes in business conditions; changes in load projections; storm impacts; changes in environmental statutes and regulations; the outcome of any legal challenges to the environmental rules; changes in generating plants, including unit retirements and replacements and adding or changing fuel sources at existing units, to meet regulatory requirements; changes in FERC rules and regulations; Mississippi PSC approvals; changes in the expected environmental compliance program; changes in legislation; the cost and efficiency of construction labor, equipment, and materials; project scope and design changes; and the cost of capital. See Note (B) to the Condensed Financial Statements under "Integrated"Integrated Coal Gasification Combined CycleKemper IGCC Schedule and Cost Estimate"Estimate" herein for additional information and further risks related to the estimated schedule and costs and rate recovery for the Kemper IGCC.

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Sources of Capital
In December 2015, the Mississippi PSC approved the In-Service Asset Rate Order, which among other things, provided for retail rate recovery of an annual revenue requirement of approximately $126 million effective December 17, 2015. The amount, type, and timing of future financings will depend upon regulatory approval, prevailing market conditions, and other factors, which includes resolution of Kemper IGCC cost recovery. See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Capital Requirements and Contractual Obligations" and – FUTURE EARNINGS POTENTIAL – "Integrated Coal Gasification Combined Cycle – Rate Recovery of Kemper IGCC Costs – 2013 MPSC Rate Order" and " – 2015 Rate Case" of Mississippi Power in Item 7 of the Form 10-K for additional information. Also see MANAGEMENT'S DISCUSSION AND ANALYSIS – FUTURE EARNINGS POTENTIAL – "Income Tax Matters – Bonus Depreciation" of Mississippi Power in Item 7 of the Form 10-K for additional information.
Mississippi Power received $245 million of Initial DOE Grants in prior years that were used for the construction of the Kemper IGCC. An additional $25 million of grants from the DOE is expected to be received for commercial operation of the Kemper IGCC. On April 8, 2016, Mississippi Power received approximately $137 million in Additional DOE Grants for the Kemper IGCC, which are expected to be used to reduce future rate impacts for customers. In addition, see Note 3 to the financial statements of Mississippi Power under "Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K for information regarding legislation related to the securitization of certain costs of the Kemper IGCC.

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On January 28, 2016, Mississippi Power issued a promissory note for up to $275 million to Southern Company, which matures in December 2017, bearing interest based on one-month LIBOR. During the first threenine months of 2016, Mississippi Power borrowed $100 million from Southern Company pursuant to the $275 million promissory note with a $50 million draw occurring on each of January 29, 2016 and March 14, 2016. In addition, on January 19, 2016, Mississippi Power borrowedan additional $100 million from Southern Company pursuant tounder a separate promissory note issued to Southern Company in November 2015. On March 8, 2016, Mississippi Power entered into an unsecured term loan agreement with a syndicate of financial institutions for an aggregate amount of $1.2 billion to repay existing indebtedness and for other general corporate purposes.billion. Mississippi Power borrowed $900 million on March 8, 2016 under the term loan agreement and has the right to borrow the remaining $300 million on or before October 15,7, 2016. Mississippi Power used the initial proceeds to repay $900 million in maturing bank loans on March 8, 2016 and expects the remaining $300 million to be used to repay senior notes maturing inat maturity Mississippi Power's Series 2011A 2.35% Senior Notes due October 15, 2016. The term loan pursuant to this agreement matures on April 1, 2018 and bears interest based on one-month LIBOR. On June 27, 2016, Mississippi Power received a capital contribution from Southern Company for $225 million, the proceeds of which were used to repay to Southern Company a portion of the existing promissory note issued in November 2015. As of September 30, 2016, the amount of outstanding promissory notes to Southern Company totaled $551 million.
Mississippi Power intends to utilize operating cash flows and lines of credit (to the extent available) as well as loans and, under certain circumstances, equity contributions from Southern Company to fund Mississippi Power's short-term capital needs.
At March 31,September 30, 2016, Mississippi Power had approximately $58$159 million of cash and cash equivalents. Committed credit arrangements with banks at March 31,September 30, 2016 were as follows:
ExpiresExpires   
Executable Term
Loans
 
Due Within One
Year
Expires   
Executable Term
Loans
 
Due Within One
Year
20162016 Total Unused 
One
Year
 
Two
Years
 
Term
Out
 
No Term
Out
2016 2017 Total Unused 
One
Year
 
Two
Years
 
Term
Out
 
No Term
Out
 (in millions) (in millions) (in millions)
(in millions)(in millions) (in millions) (in millions) (in millions)
$205
 $205
 $180
 $30
 $15
 $45
 $160
100
 $75
 $175
 $150
 $
 $15
 $15
 $160
See Note 6 to the financial statements of Mississippi Power under "Bank Credit Arrangements" in Item 8 of the Form 10-K and Note (E) to the Condensed Financial Statements under "Bank"Bank Credit Arrangements"Arrangements" herein for additional information.
Most of these bank credit arrangements, as well as Mississippi Power's term loan arrangements, contain covenants that limit debt levels and typically contain cross acceleration or cross default provisions to other indebtedness (including

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(including guarantee obligations) of Mississippi Power. Such cross default provisions to other indebtedness would trigger an event of default if Mississippi Power defaulted on indebtedness or guarantee obligations over a specific threshold. Such cross acceleration provisions to other indebtedness would trigger an event of default if Mississippi Power defaulted on indebtedness, the payment of which was then accelerated. Mississippi Power is in compliance with all such covenants. None of the bank credit arrangements contain material adverse change clauses at the time of borrowing.
Subject to applicable market conditions, Mississippi Power expects to seek to renew or replace its credit arrangements as needed, prior to expiration. In connection therewith, Mississippi Power may extend the maturity dates and/or increase or decrease the lending commitments thereunder.
A portion of the $180$150 million unused credit arrangements with banks is allocated to provide liquidity support to Mississippi Power's pollution control revenue bonds and commercial paper borrowings. The amount of variable rate pollution control revenue bonds outstanding requiring liquidity support as of March 31,September 30, 2016 was approximately $40 million.

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Details of short-term borrowings were as follows:
  
Short-term Debt at
March 31, 2016
 
Short-term Debt During the Period(*)
  
Amount
Outstanding
 
Weighted
Average
Interest
Rate
 
Average
Amount
Outstanding
 
Weighted
Average
Interest
Rate
 
Maximum
Amount
Outstanding
  (in millions)   (in millions)   (in millions)
Short-term bank debt $25
 2.1% $375
 2.0% $500
  
Short-term Debt at
September 30, 2016
 
Short-term Debt During the Period(*)
  
Amount
Outstanding
 
Weighted
Average
Interest
Rate
 
Average
Amount
Outstanding
 
Weighted
Average
Interest
Rate
 
Maximum
Amount
Outstanding
  (in millions)   (in millions)   (in millions)
Short-term bank debt $25
 2.2% $25
 2.1% $25
(*)Average and maximum amounts are based upon daily balances during the three-month period ended March 31,September 30, 2016.
Credit Rating Risk
Mississippi Power does not have any credit arrangements that would require material changes in payment schedules or terminations as a result of a credit rating downgrade.
There are certain contracts that have required or could require collateral, but not accelerated payment, in the event of a credit rating change to BBB and/or Baa2 or below. These contracts are for physical electricity purchases and sales, fuel transportation and storage, energy price risk management, and transmission. At March 31,September 30, 2016, the maximum potential collateral requirements under these contracts at a rating of BBB and/or Baa2 or BBB- and/or Baa3 was not material. The maximum potential collateral requirements at a rating below BBB- and/or Baa3 equaled approximately $266$259 million.
Included in these amounts are certain agreements that could require collateral in the event that one or more Southern Company system power pool participants has a credit rating change to below investment grade. Generally, collateral may be provided by a Southern Company guaranty, letter of credit, or cash. Additionally, a credit rating downgrade could impact the ability of Mississippi Power to access capital markets, and would be likely to impact the cost at which it does so.
On May 12, 2016, Fitch downgraded the senior unsecured long-term debt rating of Mississippi Power to BBB+ from A- and revised the ratings outlook from negative to stable.
Financing Activities
InOn January 28, 2016, Mississippi Power issued a floating rate promissory note to Southern Company in an aggregate principal amount offor up to $275 million to Southern Company, which matures onin December 1, 2017, bearing interest based on one-month LIBOR. AsDuring the first nine months of March 31, 2016, Mississippi Power had borrowed $100 million under this promissory note with a $50 million draw occurring on each of January 29, 2016 and March 14, 2016. In addition, on January 19, 2016, Mississippi Power borrowedan additional $100 million from Southern Company pursuant tounder a separate promissory note issued to Southern Company in November 2015.
On March 8, 2016, Mississippi Power entered into an unsecured term loan agreement with a syndicate of financial institutions for an aggregate amount of $1.2 billion to repay existing indebtedness and for other general corporate purposes.

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MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

$1.2 billion. Mississippi Power borrowed $900 million on March 8, 2016 under the term loan agreement and has the right to borrow the remaining $300 million on or before October 15, 2016, upon satisfaction of certain customary conditions.7, 2016. Mississippi Power used the initial proceeds to repay $900 million in maturing bank notesloans on March 8, 2016 and expects the remaining $300 million to be used to repay senior notes maturing inat maturity Mississippi Power's Series 2011A 2.35% Senior Notes due October 15, 2016. The term loan pursuant to this agreement matures on April 1, 2018 and bears interest based on one-month LIBOR. On June 27, 2016, Mississippi Power received a capital contribution from Southern Company of $225 million, the proceeds of which were used to repay to Southern Company a portion of the promissory note issued in November 2015. As of September 30, 2016, the amount of outstanding promissory notes to Southern Company totaled $551 million.
Also in MarchIn June 2016, Mississippi Power renewed a $10 million short-term note, which matures on June 30, 2016,2017, bearing interest based on three-month LIBOR.
In September 2016, Mississippi Power entered into interest rate swaps to fix the variable interest rate on $900 million of the term loan entered into in March 2016.

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SOUTHERN POWER COMPANY
AND SUBSIDIARY COMPANIES

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SOUTHERN POWER COMPANY AND SUBSIDIARY COMPANIES
CONDENSED CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED)
 
For the Three Months
Ended March 31,
For the Three Months Ended September 30, For the Nine Months Ended September 30,
2016 20152016 2015 2016 2015
(in millions)(in millions) (in millions)
Operating Revenues:          
Wholesale revenues, non-affiliates$215
 $232
$387
 $295
 $866
 $776
Wholesale revenues, affiliates97
 114
110
 104
 313
 303
Other revenues3
 2
3
 2
 10
 7
Total operating revenues315
 348
500
 401
 1,189
 1,086
Operating Expenses:          
Fuel91
 138
154
 118
 341
 361
Purchased power, non-affiliates13
 16
25
 17
 60
 52
Purchased power, affiliates6
 10
8
 5
 16
 18
Other operations and maintenance79
 52
81
 62
 246
 184
Depreciation and amortization73
 59
93
 64
 247
 183
Taxes other than income taxes6
 6
5
 6
 17
 17
Total operating expenses268
 281
366

272
 927
 815
Operating Income47
 67
134
 129
 262
 271
Other Income and (Expense):          
Interest expense, net of amounts capitalized(21) (22)(35) (18) (78) (62)
Other income (expense), net2
 
2
 1
 3
 1
Total other income and (expense)(19) (22)(33) (17) (75) (61)
Earnings Before Income Taxes28
 45
101
 112
 187
 210
Income taxes (benefit)(23) 12
(102) 1
 (167) 14
Net Income51
 33
203
 111
 354
 196
Less: Net income attributable to noncontrolling interests1
 
27
 9
 39
 15
Net Income Attributable to Southern Power$50
 $33
$176
 $102
 $315
 $181
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED)
 
For the Three Months
Ended March 31,
For the Three Months Ended September 30, For the Nine Months Ended September 30,
2016 20152016 2015 2016 2015
(in millions)(in millions) (in millions)
Net Income$51
 $33
$203
 $111
 $354
 $196
Other comprehensive income (loss):          
Qualifying hedges:          
Reclassification adjustment for amounts included in net
income, net of tax of $-, and $-, respectively
1
 
Changes in fair value, net of tax of $14, $-, $(1), and $-, respectively23
 
 (1) 
Reclassification adjustment for amounts included in net
income, net of tax of $(1), $-, $7, and $-, respectively
(1) 
 13
 
Total other comprehensive income (loss)1
 
22
 
 12
 
Less: Comprehensive income attributable to noncontrolling interests1
 
27
 9
 39
 15
Comprehensive Income Attributable to Southern Power$51
 $33
$198
 $102
 $327
 $181
The accompanying notes as they relate to Southern Power are an integral part of these condensed consolidated financial statements.

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SOUTHERN POWER COMPANY AND SUBSIDIARY COMPANIES
CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED)
 
For the Three Months
Ended March 31,
For the Nine Months Ended September 30,
2016 20152016 2015
(in millions)(in millions)
Operating Activities:      
Net income$51
 $33
$354
 $196
Adjustments to reconcile net income to net cash used for operating activities —   
Adjustments to reconcile net income to net cash provided from operating activities —   
Depreciation and amortization, total75
 60
262
 187
Deferred income taxes(132) (54)(668) 222
Investment tax credits
 294
Amortization of investment tax credits(7) (4)(25) (14)
Deferred revenues(26) (20)9
 15
Collateral deposits(80) 
Accrued income taxes, non-current
 100
Other, net9
 3
10
 10
Changes in certain current assets and liabilities —      
-Receivables(3) 2
(82) (28)
-Fossil fuel stock1
 6
-Prepaid income taxes(31) (2)(16) (116)
-Other current assets1
 1
-Accounts payable(12) (25)7
 1
-Accrued taxes(37) (4)483
 (247)
-Accrued interest2
 (15)
-Other current liabilities
 1
14
 (12)
Net cash used for operating activities(110) (19)
Net cash provided from operating activities269
 609
Investing Activities:      
Plant acquisitions(114) (6)
Business acquisitions(1,134) (1,128)
Property additions(767) (33)(1,702) (348)
Change in construction payables31
 17
(69) 88
Payments pursuant to long-term service agreements(25) (16)(58) (65)
Investment in restricted cash(289) 
(750) 
Distribution of restricted cash292
 
746
 
Other investing activities(1) 
(41) (1)
Net cash used for investing activities(873) (38)(3,008) (1,454)
Financing Activities:      
Increase in notes payable, net276
 38
692
 18
Proceeds —   
Senior notes1,531
 650
Capital contributions800
 226
Other long-term debt63
 400
Redemptions —   
Senior notes
 (525)
Other long-term debt(84) (3)
Distributions to noncontrolling interests(4) 
(22) (6)
Capital contributions from noncontrolling interests131
 
367
 274
Purchase of membership interests from noncontrolling interests(129) 
(129) 
Payment of common stock dividends(68) (33)(204) (98)
Other financing activities(14) (5)
Net cash provided from financing activities206
 5
3,000
 931
Net Change in Cash and Cash Equivalents(777) (52)261
 86
Cash and Cash Equivalents at Beginning of Period830
 75
830
 75
Cash and Cash Equivalents at End of Period$53
 $23
$1,091
 $161
Supplemental Cash Flow Information:      
Cash paid (received) during the period for --   
Interest (net of $10 and $- capitalized for 2016 and 2015, respectively)$15
 $36
Cash paid (received) during the period for —   
Interest (net of $32 and $4 capitalized for 2016 and 2015, respectively)$49
 $69
Income taxes, net188
 79
71
 (215)
Noncash transactions — Accrued property additions at end of period262
 16
210
 120
The accompanying notes as they relate to Southern Power are an integral part of these condensed consolidated financial statements.

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SOUTHERN POWER COMPANY AND SUBSIDIARY COMPANIES
CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED)
 
Assets At March 31,
2016
 At December 31,
2015
 At September 30, 2016 At December 31, 2015
 (in millions) (in millions)
Current Assets:        
Cash and cash equivalents $53
 $830
 $1,091
 $830
Receivables —        
Customer accounts receivable 76
 75
 121
 75
Other accounts receivable 23
 19
 25
 19
Affiliated companies 31
 30
Fossil fuel stock, at average cost 14
 16
Materials and supplies, at average cost 63
 63
Affiliated 67
 30
Fossil fuel stock 14
 16
Materials and supplies 163
 63
Prepaid income taxes 77
 45
 61
 45
Other prepaid expenses 23
 23
Assets from risk management activities 6
 7
Other current assets 32
 30
Total current assets 366
 1,108
 1,574
 1,108
Property, Plant, and Equipment:        
In service 7,738
 7,275
 9,491
 7,275
Less accumulated provision for depreciation 1,299
 1,248
 1,465
 1,248
Plant in service, net of depreciation 6,439
 6,027
 8,026
 6,027
Construction work in progress 1,535
 1,137
 1,652
 1,137
Total property, plant, and equipment 7,974
 7,164
 9,678
 7,164
Other Property and Investments:        
Goodwill 2
 2
 2
 2
Other intangible assets, net of amortization of $13 and $12
at March 31, 2016 and December 31, 2015, respectively
 316
 317
Other intangible assets, net of amortization of $16 and $12
at September 30, 2016 and December 31, 2015, respectively
 389
 317
Total other property and investments 318
 319
 391
 319
Deferred Charges and Other Assets:        
Prepaid long-term service agreements 184
 166
 151
 166
Accumulated deferred income taxes 199
 
Other deferred charges and assets — affiliated 20
 9
 3
 9
Other deferred charges and assets — non-affiliated 137
 139
 355
 139
Total deferred charges and other assets 341
 314
 708
 314
Total Assets $8,999
 $8,905
 $12,351
 $8,905
The accompanying notes as they relate to Southern Power are an integral part of these condensed consolidated financial statements.

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SOUTHERN POWER COMPANY AND SUBSIDIARY COMPANIES
CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED)
 
Liabilities and Stockholders' Equity At March 31,
2016
 At December 31,
2015
 At September 30, 2016 At December 31, 2015
 (in millions) (in millions)
Current Liabilities:        
Securities due within one year $401
 $403
 $60
 $403
Notes payable 413
 137
 828
 137
Accounts payable —        
Affiliated 62
 66
 91
 66
Other 347
 327
 218
 327
Accrued taxes —        
Accrued income taxes 9
 198
 147
 198
Other accrued taxes 16
 5
 16
 5
Accrued interest 25
 23
 30
 23
Contingent consideration 21
 36
 30
 36
Other current liabilities 49
 44
 97
 44
Total current liabilities 1,343
 1,239
 1,517
 1,239
Long-term Debt 2,722
 2,719
 4,548
 2,719
Deferred Credits and Other Liabilities:        
Accumulated deferred income taxes 470
 601
 140
 601
Accumulated deferred investment tax credits 1,025
 889
 1,385
 889
Accrued income taxes, non-current 109
 109
 109
 109
Asset retirement obligations 25
 21
 40
 21
Deferred capacity revenues — affiliated 6
 17
 19
 17
Other deferred credits and liabilities 11
 3
 115
 3
Total deferred credits and other liabilities 1,646
 1,640
 1,808
 1,640
Total Liabilities 5,711
 5,598
 7,873
 5,598
Redeemable Noncontrolling Interests 44
 43
 49
 43
Common Stockholder's Equity:        
Common stock, par value $.01 per share --    
Authorized - 1,000,000 shares    
Outstanding - 1,000 shares 
 
Common stock, par value $.01 per share —    
Authorized — 1,000,000 shares    
Outstanding — 1,000 shares 
 
Paid-in capital 1,821
 1,822
 2,620
 1,822
Retained earnings 640
 657
 769
 657
Accumulated other comprehensive income 5
 4
Accumulated other comprehensive income (loss) 16
 4
Total common stockholder's equity 2,466
 2,483
 3,405
 2,483
Noncontrolling Interests 778
 781
Total Stockholders' Equity 3,244
 3,264
Noncontrolling interests 1,024
 781
Total stockholders' equity 4,429
 3,264
Total Liabilities and Stockholders' Equity $8,999
 $8,905
 $12,351
 $8,905
The accompanying notes as they relate to Southern Power are an integral part of these condensed consolidated financial statements.

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SOUTHERN POWER COMPANY AND SUBSIDIARY COMPANIES
MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

FIRSTTHIRD QUARTER 2016 vs. FIRSTTHIRD QUARTER 2015
AND
YEAR-TO-DATE 2016 vs. YEAR-TO-DATE 2015


OVERVIEW
Southern Power constructs, acquires, owns, and manages power generation assets, including renewable energy projects, and sells electricity at market-based rates in the wholesale market. Southern Power continually seeks opportunities to execute its strategy to create value through various transactions including acquisitions and sales of assets, construction of new power plants,generating facilities, and entry into PPAs primarily with investor-owned utilities, independent power producers, municipalities, electric cooperatives, and electric cooperatives.other load-serving entities. In general, Southern Power has constructed or acquired new generating capacity only after entering into or assuming long-term PPAs for the new facilities.
During the threenine months ended March 31,September 30, 2016, Southern Power acquired or commenced construction of approximately 140758 MWs of additional solar and wind facilities and, subsequent to September 30, 2016, acquired or commenced construction of approximately 977 MWs of wind and natural gas facilities. In addition, Southern Power also entered into an agreementhas committed to acquire an approximately 40-MW674 MWs of solar and wind facility located in Maine. Subsequent to March 31, 2016, Southern Power acquired an approximately 151-MW wind facility located in Oklahoma.facilities over the next several months. See FUTURE EARNINGS POTENTIAL "Acquisitions"Acquisitions" and "Construction Projects""Construction Projects" herein for additional information.
At March 31,September 30, 2016, Southern Power had an average investment coverage ratio of 92% through 2020 and 91% for the next five years (through 2020) and 90% for the next 10 years (through 2025)through 2025, with an average remaining contract duration of approximately 1817 years. This includesThese ratios include the PPAs and capacity associated with solar facilities currently under construction and acquisitions discussed herein. See FUTURE EARNINGS POTENTIAL "Power"Power Sales Agreements"Agreements" herein for additional information.
Southern Power continues to focus on several key performance indicators. These indicators include peak season equivalent forced outage rate, contract availability, and net income. For additional information on these indicators, see MANAGEMENT'S DISCUSSION AND ANALYSIS OVERVIEW "Key Performance Indicators" of Southern Power in Item 7 of the Form 10-K.
RESULTS OF OPERATIONS
Net Income
First Quarter 2016 vs. First Quarter 2015
(change in millions) (% change)
$17 51.5
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$74 72.5 $134 74.0
Net income attributable to Southern Power for the firstthird quarter 2016 was $50$176 million compared to $33$102 million for the corresponding period in 2015. Net income attributable to Southern Power for year-to-date 2016 was $315 million compared to $181 million for the corresponding period in 2015. The increase wasincreases were primarily due to increased federal income tax benefits from solar ITCs and wind PTCs and increased renewable energy sales, arising from new solar and wind facilities, partially offset by increases in depreciation, and operations and maintenance expenses.expenses, and interest expense from debt issuances, all related to new solar and wind facilities.

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MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Operating Revenues
First Quarter 2016 vs. First Quarter 2015
(change in millions)
(% change)
$(33) (9.5)
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$99 24.7 $103 9.5
Operating revenues include PPA capacity revenues which are derived primarily from long-term contracts involving natural gas and biomass generating facilities, and PPA energy revenues which include sales from Southern Power's natural gas, biomass, solar, and wind facilities. To the extent Southern Power has unused capacity, it may sell power into the wholesale market or into the power pool.
Capacity revenues are an integral component of Southern Power's natural gas and biomass PPAs. Energy under these PPAs is generally sold at variable cost or is indexed to published gas indices. Energy revenues also include fees for support services, fuel storage, and unit start charges.
Southern Power's electricity sales from solar and wind generating facilities are also through long-term PPAs; however, these solar and wind PPAs do not have a capacity charge and customers purchase the energy output of a dedicated renewable facility through an energy charge. As a result, Southern Power's ability to recover fixed and variable operations and maintenance expenses is dependent upon the level of energy generated from these facilities, which can be impacted by weather conditions, equipment performance, and other factors.
 Third Quarter 2016
vs.
Third Quarter 2015
 Year-to-Date 2016
vs.
Year-to-Date 2015
 (change in millions) (% change) (change in millions) (% change)
PPA capacity revenues$(19) (11.8) $(25) (5.8)
PPA energy revenues62
 33.3 79
 17.5
Total PPA revenues43
 11.8 54
 6.1
Revenues not covered by PPAs55
 121.9 46
 23.4
Other revenues1
 50.0 3
 42.9
Total operating revenues$99
 24.7% $103
 9.5%
In the third quarter 2016, operating revenues were $500 million compared to $401 million for the corresponding period in 2015. The $99 million increase in operating revenues was primarily due to the following:
PPA capacity revenues decreased $19 million primarily due to the remarketing of generation capacity into the short-term markets as a result of PPA expirations.
PPA energy revenuesincreased $62 million primarily due to an increase in renewable energy sales from new solar and wind facilities.
Revenues not covered by PPAs increased $55 million primarily due to an increase in short-term sales to non-affiliates as a result of the remarketing of generation capacity from expired PPAs.
For year-to-date 2016, operating revenues were $1.2 billion compared to $1.1 billion for the corresponding period in 2015. The $103 million increase in operating revenues was primarily due to the following:
PPA capacity revenues decreased $25 million as a result of a $44 million decrease in non-affiliate capacity revenues primarily due to the remarketing of generation capacity into the short-term markets as a result of PPA expirations, partially offset by a $19 million increase in affiliate capacity revenues due to new PPAs.
PPA energy revenuesincreased $79 million primarily due to a $122 million increase in renewable energy sales arising from new solar and wind facilities, partially offset by a decrease of $43 million in fuel revenues related to natural gas facility PPAs.

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FINANCIAL CONDITION AND RESULTS OF OPERATIONS

  First Quarter 2016
vs.
First Quarter 2015
 (change in millions) (% change)
PPA capacity revenues$(3) (2.1)
PPA energy revenues
 N/M
Total PPA revenues(3) (1.1)
Revenue not covered by PPA(31) (30.0)
Other revenues1
 50.0
Total operating revenues$(33) (9.5)%
N/M – Not meaningful
In the first quarter 2016, operating revenues were $315Revenues not covered by PPAs increased $46 million compared to $348 million for the corresponding period in 2015. The $33 million decrease in operating revenues was primarily due to the following:
PPA capacity revenues decreased $3a $70 million increase in short-term sales to non-affiliates as a result of a $15 million decrease in non-affiliatethe remarketing of generation capacity revenues,from expired PPAs, partially offset by a $12$24 million increase in affiliate capacity revenues primarily due to PPA remarketing.
PPA energy revenuesremained flat; however, a $20 million increase in renewable energy sales, arising from new solar and wind facilities, was offset by a decrease of $20 million in fuel revenues related to natural gas PPAs.
Revenues not covered by PPA decreased $31 million primarily due to a 23% decrease in non-PPA KWH salespower pool revenue primarily associated with increased scheduled outages and a reduction in demand driven by milder weather in 2016 as compared to 2015.
available uncovered capacity.
Wholesale revenues will vary depending on the energy demand of Southern Power's customers and their generation capacity, as well as the market prices of wholesale energy compared to the cost of Southern Power's energy. Increases and decreases in revenues under PPAs that are driven by fuel prices are accompanied by an increase or decrease in fuel costs and do not have a significant impact on net income.
Capacity revenues are an integral component of Southern Power's natural gas and biomass PPAs and generally represent the greatest contribution to net income. Energy under the PPAs is generally sold at variable cost or is indexed to published gas indices. Energy revenues also include fees for support services, fuel storage, and unit start charges.
Southern Power's electricity sales from solar and wind generating facilities are also through long-term PPAs, but do not have a capacity charge. Instead, the customers purchase the energy output of a dedicated renewable facility through an energy charge. As a result, Southern Power's ability to recover fixed and variable operations and maintenance expenses is dependent upon the level of energy generated from these facilities, which can be impacted by weather conditions, equipment performance, and other factors.

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MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Fuel and Purchased Power Expenses
Fuel costs constitute the single largest expense for Southern Power. Additionally,In addition, Southern Power purchases a portion of its electricity needs from the wholesale market.market and the power pool. Details of Southern Power's generation and purchased power were as follows:
 First Quarter 2016First Quarter 2015
Generation (in billions of KWHs)
7.77.9
Purchased power (in billions of KWHs)
0.60.5
Total generation and purchased power8.38.4
Total generation and purchased power (excluding solar, wind and tolling)5.35.9
 Third Quarter 2016Third Quarter 2015 Year-to-Date 2016Year-to-Date 2015
 (in billions of KWHs)
Generation11.19.4 27.924.8
Purchased power0.90.5 2.51.5
Total generation and purchased power12.09.9 30.426.3
Total generation and purchased power
excluding solar, wind, and tolling agreements
6.75.2 17.715.9
Southern Power's PPAs for natural gas and biomass generation generally provide that the purchasers are responsible for either procuring the fuel (tolling agreements) or reimbursing Southern Power for substantially all of the cost of fuel relating to the energy delivered under such PPAs. Consequently, any increase or decreasechanges in such fuel costs isare generally accompanied by an increase or decreasea corresponding change in related fuel revenues under the PPAs and doesdo not have a significant impact on net income. Southern Power is responsible for the cost of fuel for generating units that are not covered under PPAs. Power from these generating units is sold into the wholesale market or into the power pool, for capacity owned directly by Southern Power (excluding its subsidiaries).
Purchased power expenses will vary depending on demand, availability, and the availability and cost of generating resources throughout the Southern Company system and other contract resources. Load requirements are submitted to the power pool on an hourly basis and are fulfilled with the lowest cost alternative, whether that is generation owned by Southern Power, an affiliate companies,company, or external parties.
  First Quarter 2016
vs.
First Quarter 2015
 Third Quarter 2016
vs.
Third Quarter 2015
 Year-to-Date 2016
vs.
Year-to-Date 2015
 (change in millions)
(% change) (change in millions) (% change) (change in millions) (% change)
Fuel $(47) (34.1) $36
 30.5 $(20) (5.5)
Purchased power (7) (26.9) 11
 50.0 6
 8.6
Total fuel and purchased power expenses $(54)  $47
 $(14) 
In the firstthird quarter 2016, total fuel and purchased power expenses were $110$187 million compared to $164 million for the corresponding period in 2015. The decrease was primarily due to the following:
Fuel expense decreased $47 million primarily due to a $28 million decrease associated with the average cost of natural gas per KWH generated and a $19 million decrease associated with the volume of KWHs generated.
Purchased power expense decreased $7 million due to a $12 million decrease in the average cost of purchased power and a $4 million decrease associated with a PPA expiration, partially offset by a $9 million increase associated with the volume of KWHs purchased.
Other Operations and Maintenance Expenses
First Quarter 2016 vs. First Quarter 2015
(change in millions) (% change)
$27 51.9
In the first quarter 2016, other operations and maintenance expenses were $79 million compared to $52$140 million for the corresponding period in 2015. The increase was primarily due to the following:
Fuel expense increased $36 million primarily due to a $14$27 million increase associated with the volume of KWHs generated and a $9 million increase associated with average cost of natural gas per KWH generated.

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scheduled outagePurchased power expense increased $11 million due to a $19 million increase associated with the volume of KWHs purchased, partially offset by a $4 million decrease in the average cost of purchased power and a $4 million decrease associated with a PPA expiration.
For year-to-date 2016, total fuel and purchased power expenses were $417 million compared to $431 million for the corresponding period in 2015. The decrease was primarily due to the following:
Fuel expense decreased $20 million primarily due to a $42 million decrease associated with the average cost of natural gas per KWH generated, partially offset by a $22 million increase associated with the volume of KWHs generated.
Purchased power expense increased $6 million due to a $48 million increase associated with the volume of KWHs purchased, largely offset by a $30 million decrease in the average cost of purchased power and a $12 million decrease associated with a PPA expiration.
Other Operations and Maintenance Expenses
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$19 30.6 $62 33.7
In the third quarter 2016, other operations and maintenance expenses were $81 million compared to $62 million for the corresponding period in 2015. The increase was primarily due to a $6 million increase in business support services expenses, and a $5$9 million increase in expenses associated with new solar and wind facilities placed in service in 2015 and 2016.2016, a $5 million increase associated with scheduled outage and maintenance expenses, and a $3 million increase in general business expenses associated with Southern Power's overall growth strategy.
DepreciationFor year-to-date 2016, other operations and Amortization
First Quarter 2016 vs. First Quarter 2015
(change in millions)
(% change)
$14 23.7
In the first quarter 2016, depreciation and amortization was $73maintenance expenses were $246 million compared to $59$184 million for the corresponding period in 2015. The increase was primarily due to a $24 million increase associated with scheduled outage and maintenance expenses, a $22 million increase in expenses associated with new solar and wind facilities placed in service in 2015 and 2016, and a $14 million increase in general business expenses associated with Southern Power's overall growth strategy.
Depreciation and Amortization
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$29 45.3 $64 35.0
In the third quarter 2016, depreciation and amortization was $93 million compared to $64 million for the corresponding period in 2015. For year-to-date 2016, depreciation and amortization was $247 million compared to $183 million for the corresponding period in 2015. The increases were primarily due to additional depreciation related to new solar and wind facilities placed in service in 2015 and 2016.
Interest Expense, net of Amounts Capitalized
First Quarter 2016 vs. First Quarter 2015
(change in millions)
(% change)
$(1) (4.5)
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$17 94.4 $16 25.8
In the firstthird quarter 2016, interest expense, net of amounts capitalized was $21$35 million compared to $22$18 million for the corresponding period in 2015. The decreaseincrease was primarily due to an increase of $25 million in interest expense related to additional debt issued since the third quarter of 2015 primarily to fund Southern Power's growth strategy and continuous construction program, partially offset by an $8 million increase in capitalized interest associated

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with the construction of solar facilities.
For year-to-date 2016, interest expense, net of amounts capitalized was $78 million compared to $62 million for the corresponding period in 2015. The increase was primarily due to an increase of $43 million in interest expense related to additional debt issued since the third quarter of 2015 primarily to fund Southern Power's growth strategy and continuous construction program, largely offset by a $9$27 million increase in capitalized interest associated with the construction of solar facilities, largely offset by an increase of $8 million in interest expense related to additional debt issued primarily to fund Southern Power's growth strategy and continuous construction program.facilities.
Income Taxes (Benefit)
First Quarter 2016 vs. First Quarter 2015
(change in millions)
(% change)
$(35)N/M
Third Quarter 2016 vs. Third Quarter 2015 Year-to-Date 2016 vs. Year-to-Date 2015
(change in millions) (% change) (change in millions) (% change)
$(103) N/M $(181) N/M
N/M - Not meaningful
In the firstthird quarter 2016, income tax benefit was $(23)$(102) million compared to an expense of $12$1 million for the corresponding period in 2015. The change was primarily due to a $28$96 million increase in federal income tax benefits from solar ITCs and wind PTCs in 2016 and a $7$10 million decrease in tax expense related to lower pre-tax earnings in 2016.2016, partially offset by a $3 million increase in tax expense related to beneficial state apportionment rate changes in 2015.
For year-to-date 2016, income tax benefit was $(167) million compared to an expense of $14 million for the corresponding period in 2015. The change was primarily due to a $171 million increase in federal income tax benefits from solar ITCs and wind PTCs in 2016 and a $17 million decrease in tax expense related to lower pre-tax earnings in 2016, partially offset by a $7 million increase in tax expense related to beneficial state apportionment rate changes in 2015.
See Note (G) to the Condensed Financial Statements herein for additional information.
FUTURE EARNINGS POTENTIAL
The results of operations discussed above are not necessarily indicative of Southern Power's future earnings potential. The level of Southern Power's future earnings depends on numerous factors that affect the opportunities, challenges, and risks of Southern Power's competitive wholesale business. These factors include: Southern Power's ability to achieve sales growth while containing costs; regulatory matters; creditworthiness of customers; total generating capacity available in Southern Power's market areas; the successful remarketing of capacity as current contracts expire; and Southern Power's ability to execute its growth strategy, including successful additional investments in renewable and other energy projects, and to construct generating facilities, includingfacilities; and the impact of federal ITCs.ITCs and PTCs. Demand for electricity is primarily driven by economic growth. The pace of economic growth and electricity demand may be affected by changes in regional and global economic conditions, which may impact future earnings.
Other factors that could influence future earnings include weather, demand, cost of generation from units within the power pool, and operational limitations. For additional information relating to these issues,factors, see RISK FACTORS in

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Item 1A and MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL of Southern Power in Item 7 of the Form 10-K.
Power Sales Agreements
See BUSINESS – "The Southern Company System – Southern Power" in Item 1 of the Form 10-K for additional information regarding Southern Power's PPAs. Generally, under the solar and wind generation PPAs, with investor-owned utilities, independent power purchasers, municipalities, electric cooperatives, and other load-serving entities.the purchasing party retains the right to keep or resell the renewable energy credits.
At December 31, 2015, Southern Power's generation contract coverage ratio, which compares contracted capacity (MW) to available demonstrated capacity (MW), was an average of 75% for the next five years (through 2020)through 2020 and 70% for the next 10 years (through 2025),through 2025, with an average remaining contract duration of approximately 10 years.

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Southern Power believes an investment contractcoverage ratio betterbest identifies the value of assets covered since it represents the ratio of investment under contract to total investment using the respective generation facilities' net book value (or expected in-service value for facilities under construction or being acquired) as the investment amount. At March 31,September 30, 2016, the average investment coverage ratio was 92% through 2020 and 91% for the next five years (through 2020) and 90% for the next 10 years (through 2025),through 2025, with an average remaining contract duration of approximately 1817 years. At December 31, 2015, the average investment coverage ratio would have been 91% for the next five years (through 2020)through 2020 and 90% for the next 10 years (through 2025),through 2025, with an average remaining contract duration of approximately 18 years.
Environmental Matters
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters" of Southern Power in Item 7 of the Form 10-K for information on the development by federal and state environmental regulatory agencies of additional control strategies for emissions of air pollution from industrial sources, including electric generating facilities. Compliance with possible additional federal or state legislation or regulations related to global climate change, air quality, water quality, or other environmental and health concerns could also significantly affect Southern Power. While Southern Power's PPAs generally contain provisions that permit charging the counterparty with some of the new costs incurred as a result of changes in environmental laws and regulations, the full impact of any such regulatorylegislative or legislativeregulatory changes cannot be determined at this time.
Environmental Statutes and Regulations
Air Quality
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Environmental Matters Environmental Statutes and Regulations Air Quality" of Southern Power in Item 7 of the Form 10-K for additional information regarding the EPA's Cross State Air Pollution Rule (CSAPR).
On October 26, 2016, the EPA published a final rule that updates the CSAPR ozone season nitrogen oxide program, including revising ozone-season emissions budgets in Alabama and Texas and removing Florida and North Carolina from the CSAPR program. The ultimate impact of this rule will depend on the outcome of any legal challenges and implementation at the state level and cannot be determined at this time.
Acquisitions
During 2016, in accordance with its overall growth strategy, Southern Power acquired or contracted to acquire throughone of its wholly-owned subsidiaries, Southern Renewable Partnerships, LLC orand Southern Renewable Energy, Inc., acquired or contracted to acquire the projects set forth in the following table.discussed below. Acquisition-related costs were expensed as incurred and were not material. See Note (I) to the Condensed Financial Statements under "Southern Power""Southern Power" herein for additional information.
Project FacilityApprox. Nameplate CapacityLocationPercentage Ownership Expected/Actual CODPPA Contract Period
 (MW)     
SOLAR
Calipatria(a)
20Imperial County, CA90% February 11, 201620 years
East Pecos(b)
120Pecos County, TX100% Fourth quarter 201615 years
WIND
Grant Wind(c)
151Grant County, OK100% April 8, 201620 years
Passadumkeag(d)
40Penobscot County, ME100% Second quarter 201615 years
(a) Calipatria - On February 11, 2016, Southern Power, together with the minority owner, Turner Renewable Energy, LLC (TRE), which owns 10%, acquired all of the outstanding membership interests of Calipatria Solar, LLC.

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(b)
Project FacilityResource
Approximate Nameplate Capacity (MW)
LocationPercentage OwnershipActual/Expected CODPPA Contract Period
Acquisitions During the Nine Months Ended September 30, 2016
CalipatriaSolar20Imperial County, CA90% February 201620 years
East PecosSolar120Pecos County, TX100% December 201615 years
Grant PlainsWind147Grant County, OK100% December 2016Up to 20 years
Grant WindWind151Grant County, OK100% April 201620 years
HenriettaSolar102Kings County, CA51%(a)July 201620 years
LamesaSolar102Dawson County, TX100% First quarter 201715 years
PassadumkeagWind42Penobscot County, ME100% July 201615 years
RutherfordSolar74Rutherford County, NC90% December 201615 years
Acquisitions Subsequent to September 30, 2016
MankatoNatural Gas375Mankato, MN100% 
N/A(b)
10 years
Wake WindWind257Floyd and Crosby Counties, TX90.1% October 201612 years
(a)Southern Power owns 100% of the class A membership interests and a wholly-owned subsidiary of the seller owns 100% of the class B membership interests. Southern Power and the class B member are entitled to 51% and 49%, respectively, of all cash distributions from the project. In addition, Southern Power is entitled to substantially all of the federal tax benefits with respect to the transaction.
(b)The Mankato facility is a fully operational 375-MW natural gas-fired combined-cycle facility with an additional 345-MW expansion under development.
Acquisitions During the Nine Months Ended September 30, 2016
Southern Power's aggregate purchase price for the project facilities acquired during the nine months ended September 30, 2016 was approximately $830 million. Total aggregate construction costs, excluding the acquisition costs, are expected to be $708 million to $775 million for East Pecos, - On March 4, Grant Plains, Lamesa, and Rutherford, which are currently under construction. The ultimate outcome of these matters cannot be determined at this time.
Acquisitions Subsequent to September 30, 2016
Southern Power's aggregate purchase price for acquisitions subsequent to September 30, 2016 was approximately $873 million. As part of Southern Power's acquisition of Mankato, which has a fully operational 375-MW natural gas-fired combined-cycle facility, Southern Power acquired all the outstanding membership interestshas commenced construction of East Pecos Solar, LLC.an additional 345-MW expansion which is covered with a 20-year PPA. Total aggregate construction costs, which includeexcluding the acquisition pricecosts allocated to CWIP, are expected to be approximately $200$170 million to $220$190 million. The ultimate outcome of this matter cannot be determined at this time.
(c) Grant Wind - Subsequent
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Acquisition Agreements Executed but Not Yet Closed
During the nine months ended September 30, 2016 and subsequent to March 31, 2016, Southern Power acquired all the outstanding membership interests of Grant Wind, LLC.
(d) Passadumkeag - On March 11, 2016,that date, Southern Power entered into an agreementagreements to acquire allthe following projects for an aggregate purchase price of approximately $1.2 billion:
51% ownership interest (through 100% ownership of the outstandingclass A membership interests entitling Southern Power to 51% of Quantum Wind Acquisition I, LLC,all cash distributions and most of the federal tax benefits) in a 100-MW solar facility in Nevada covered with a 20-year PPA, which is expected to close in November 2016;
100% ownership interests in two wind facilities in Texas totaling 299 MWs, the second quarter 2016. majority of which is contracted under PPAs for the first 12 to 14 years of operation and are expected to close before the end of 2016; and
100% ownership interest in a 275-MW wind facility in Texas, the majority of which is contracted under a 12-year PPA and is expected to close in January 2017.
The ultimate outcome of this matterthese matters cannot be determined at this time.
The aggregate amount of revenue recognized by Southern Power related to the project facilities acquired during the nine months ended September 30, 2016 included in the condensed consolidated statements of income for year-to-date 2016 is $14 million. The aggregate amount of net income, excluding impacts of ITCs and PTCs, attributable to Southern Power related to the project facilities acquired during the nine months ended September 30, 2016 included in the condensed consolidated statements of income is immaterial. These businesses did not have operating revenues or activities prior to completion of construction and their assets being placed in service; therefore, supplemental pro forma information as though the acquisitions occurred as of the beginning of 2016, and for the comparable 2015 period, is not meaningful and has been omitted.
Construction Projects
See MANAGEMENT'S DISCUSSION AND ANALYSIS FUTURE EARNINGS POTENTIAL "Acquisitions" and "Construction Projects" of Southern Power in Item 7 of the Form 10-K and FINANCIAL CONDITION AND LIQUIDITY – "Capital Requirements and Contractual Obligations" herein for additional information.
During the first quarternine months ended September 30, 2016, in accordance with its overall growth strategy, Southern Power completed construction of and placed in service, the Butler Solar Farm and Pawpaw solar facilities. In addition, Southern Poweror continued construction of, the projects set forth in the table below.following table. Through March 31,September 30, 2016, total costs of construction incurred for the following projects below were $2.2$3.0 billion, of which $1.5$1.2 billion remains in CWIP. Including the total construction costs incurred through September 30, 2016 and the acquisition prices allocated to CWIP, total aggregate construction costs for the following projects are estimated to be $3.1 billion to $3.2 billion. The ultimate outcome of these matters cannot be determined at this time.

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Solar FacilityApprox. Nameplate CapacityLocationExpected/Actual CODPPA
Contract Period
Estimated Construction Costs 
 (MW)   (in millions) 
Butler103Taylor County, GAFourth quarter 201630 years$220
-230(a)
Desert Stateline
299(b)
San Bernardino County, CAThrough third quarter 201620 years$1,200
-1,300(c)
Garland and
Garland A
(d)
205Kern County, CAFourth quarter 2016 Third quarter 201615 years
and 20 years
$532
-552(e)
Roserock(d)
160Pecos County, TXFourth quarter 201620 years$333
-353(e)
Sandhills146Taylor County, GAFourth quarter 201625 years$260
-280 
Tranquillity(d)
205Fresno County, CAThird quarter 201618 years$473
-493(f)
Solar Facility
Approximate Nameplate Capacity (MW)
LocationActual/Expected CODPPA Contract Period
Projects Completed During the Nine Months Ended September 30, 2016
Butler Solar Farm22Taylor County, GAFebruary 201620 years
Desert Stateline(a)
299(b)
San Bernardino County, CAThrough July 201620 years
Garland A20Kern County, CAAugust 201620 years
Pawpaw30Taylor County, GAMarch 201630 years
Tranquillity205Fresno County, CAJuly 201618 years
Projects Under Construction as of September 30, 2016
Butler103Taylor County, GADecember 201630 years
Garland185Kern County, CAOctober 201615 years
Roserock160Pecos County, TXNovember 201620 years
Sandhills146Taylor County, GAOctober 201625 years
(a)
Butler - Total estimated construction costs include the acquisition price of all outstanding membership interests of the related entity.
(b) Desert Stateline - The facility has a total of 299 MWs, of which 110 MWs were placed in service in the fourth quarter 2015 and 76 MWs were placed in service in the first quarter 2016. Subsequent to March 31, 2016, 38 MWs were placed in service. The remaining 75 MWs are expected to be placed in service by the end of the third quarter 2016.
(c)
Desert Stateline - On March 29, 2016, Southern Power acquired an additional 15% interest in Desert Stateline. As a result, Southern Power and the class B member are entitled to 66% and 34%, respectively, of all cash distributions from Desert Stateline. In addition, Southern Power will continue to be entitled to substantially all of the federal tax benefits with respect to the transaction. Total estimated construction costs include the acquisition price allocated to CWIP; however, the allocation of the purchase price to individual assets has not been finalized.
(d)(b)
Southern Power owns 100%The facility has a total of 299 MWs, of which 110 MWs were placed in service in the class A membership interestsfourth quarter 2015 and a wholly-owned subsidiary of189 MWs were placed in service during the seller owns 100% of the class B membership interests. Southern Power and the class B member are entitled to 51% and 49%, respectively, of all cash distributions from the project.
(e)Total estimated construction costs include the acquisition price allocated to CWIP. During the first quarter 2016, the allocation of the purchase price to individual assets was finalized with no changes.
(f)Total estimated construction costs include the acquisition price allocated to CWIP; however, the allocation of the purchase price to individual assets has not been finalized.nine months ended September 30, 2016.
Income Tax Matters
Bonus Depreciation
See FINANCIAL CONDITIONMANAGEMENT'S DISCUSSION AND LIQUIDITYANALYSIS"Capital RequirementsFUTURE EARNINGS POTENTIAL – "Income Tax Matters – Bonus Depreciation" of Southern Power in Item 7 of the Form 10-K for additional information.
The extension of 50% bonus depreciation included in the PATH Act is expected to result in approximately $650 million of positive cash flows for the 2016 tax year, which may not all be realized in 2016 due to a projected consolidated net operating loss (NOL) for Southern Company. As a result, the NOL will increase deferred tax assets for federal ITC and Contractual Obligations"PTC carryforwards. See Note (G) to the Condensed Financial Statements under "Current and Deferred Income TaxesNet Operating Loss" and " – Tax Credit Carryforwards" herein for additional information.

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this matter cannot be determined at this time.
Other Matters
Southern Power is involved in various other matters being litigated and regulatory matters that could affect future earnings. In addition, Southern Power is subject to certain claims and legal actions arising in the ordinary course of business. Southern Power's business activities are subject to extensive governmental regulation related to public health and the environment, such as regulation of air emissions and water discharges. Litigation over environmental issues and claims of various types, including property damage, personal injury, common law nuisance, and citizen enforcement of environmental requirements, such as air quality and water standards, has occurred throughout the U.S. This litigation has included claims for damages alleged to have been caused by CO2 and other emissions and alleged exposure to hazardous materials, and/or requests for injunctive relief in connection with such matters.
TheultimateoutcomeofsuchpendingorpotentiallitigationagainstSouthern Powercannotbepredictedatthistime;however,forcurrentproceedingsnotspecificallyreportedinNote(B)totheCondensedFinancialStatementshereinorinNote3tothefinancialstatementsofSouthern PowerinItem8ofthe Form 10-K,management does not anticipate that the ultimate liabilities, if any, arising from such current proceedings would have a material effect on Southern Power's financial statements.

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ACCOUNTING POLICIES
Application of Critical Accounting Policies and Estimates
Southern Power prepares its consolidated financial statements in accordance with GAAP. Significant accounting policies are described in Note 1 to the financial statements of Southern Power in Item 8 of the Form 10-K. In the application of these policies, certain estimates are made that may have a material impact on Southern Power's results of operations and related disclosures. Different assumptions and measurements could produce estimates that are significantly different from those recorded in the financial statements. See MANAGEMENT'S DISCUSSION AND ANALYSIS – ACCOUNTING POLICIES – "Application of Critical Accounting Policies and Estimates" of Southern Power in Item 7 of the Form 10-K for a complete discussion of Southern Power's critical accounting policies and estimates related to Revenue Recognition, Impairment of Long-Lived Assets and Intangibles, Acquisition Accounting, Depreciation, and ITCs.
Recently Issued Accounting Standards
On February 25, 2016, the FASB issued ASU No. 2016-02, Leases (Topic 842) (ASU 2016-02). ASU 2016-02 requires lessees to recognize on the balance sheet a lease liability and a right-of-use asset for all leases. ASU 2016-02 also changes the recognition, measurement, and presentation of expense associated with leases and provides clarification regarding the identification of certain components of contracts that would represent a lease. The accounting required by lessors is relatively unchanged. ASU 2016-02 is effective for fiscal years beginning after December 15, 2018, with early adoption permitted. Southern Power is currently evaluating the new standard and has not yet determined its ultimate impact.impact; however, adoption of ASU 2016-02 is expected to have a significant impact on Southern Power's balance sheet.
FINANCIAL CONDITION AND LIQUIDITY
Overview
Southern Power's financial condition remained stable at March 31,September 30, 2016. Southern Power intends to continue to monitor its access to short-term and long-term capital markets as well as bank credit agreements as needed to meet future capital and liquidity needs. See "Sources"Sources of Capital"Capital" herein for additional information on lines of credit.
Net cash used forprovided from operating activities totaled $110$269 million for the first threenine months of 2016 compared to $19$609 million for the first threenine months of 2015. The increasedecrease in net cash used forprovided from operating activities was primarily due to an increase in income taxes paid.unutilized ITCs and PTCs. See FUTURE EARNINGS POTENTIAL "Income Tax Matters – Bonus Depreciation" herein for additional information. Net cash used for investing activities totaled $873 million$3.0 billion for the first threenine months of 2016 primarily due to acquisitions and the construction of renewable facilities. See FUTURE EARNINGS POTENTIAL "Acquisitions" and "Construction Projects" herein for additional information. Net cash provided from financing activities totaled $206 million$3.0 billion for the first threenine months of 2016 primarily due to an increase in senior notes, payable. Fluctuations in cash flownotes payable, and capital contributions from Southern Company. Cash flows from financing activities vary from period to period based on capital needs and

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the maturity or redemption of securities.
Significant balance sheet changes for the first threenine months of 2016 include a $398$515 million increase in CWIP due to the acquisition and continued construction of new solar and wind facilities and a $412 million$2.2 billion increase in plant in service, primarily due to solar and wind facilities being placed in service. Other significant changes include a $777$261 million decreaseincrease in cash and cash equivalents and a $276 million$2.5 billion increase in notes payable and long-term debt primarily due to funding ofadditional borrowings to fund acquisitions and construction projects, and income taxes.projects. See FUTURE EARNINGS POTENTIAL "Acquisitions"Acquisitions" and "Construction Projects" herein for additional information.
Capital Requirements and Contractual Obligations
See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Capital Requirements and Contractual Obligations" of Southern Power in Item 7 of the Form 10-K for a

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description of Southern Power's capital requirements for its construction program, scheduled maturities of long-term debt, as well as the related interest, leases, derivative obligations, unrecognized tax benefits, and other purchase commitments. Approximately $400$60 million will be required to repay long-term debt due September 28, 2016. There are no other scheduled maturities of long-term debt through March 31,September 30, 2017. In addition, during the first quarternine months ended September 30, 2016, and subsequent to that date, Southern Power entered into four new long-term service agreements (LTSA), which begin inbetween 2017 and 2020 and result in additional future commitments totaling approximately $627$927 million.
TheSouthern Power's construction program is subject to periodic review and revision. These amounts includeincludes estimates for potential plant acquisitions, and new construction. In addition, the construction, program includes capital improvements, and work to be performed under LTSAs.LTSAs, and is subject to periodic review and revision. Planned expenditures for plant acquisitions may vary materially due to market opportunities and Southern Power's ability to execute its growth strategy. Capital expenditures for Southern Power are currently estimated to total approximately $4.5 billion for 2016, primarily for acquisitions and/or construction of new generating facilities. Capital expenditures for Southern Power are currently estimated to total approximately $1.6 billion annually for 2017 through 2021. Actual capital costs may vary from these estimates because of numerous factors such as: changes in business conditions; changes in the expected environmental compliance program; changes in environmental statutes and regulations; the outcome of any legal challenges to the environmental rules; changes in FERC rules and regulations; changes in load projections; changes in legislation; the cost and efficiency of construction labor, equipment, and materials; project scope and design changes; and the cost of capital. See Note (I) to the Condensed Financial Statements herein for additional information.
Sources of Capital
Southern Power plans to obtain the funds required for acquisitions, construction, and other purposes from sources similar to those used in the past, which were primarily from operating cash flows, short-term debt, securities issuances, term loans, and equity contributions from Southern Company. However, the amount, type, and timing of any future financings, if needed, will depend upon prevailing market conditions, regulatory approval, and other factors. See MANAGEMENT'S DISCUSSION AND ANALYSIS – FINANCIAL CONDITION AND LIQUIDITY – "Sources of Capital" of Southern Power in Item 7 of the Form 10-K for additional information.
As of March 31, 2016, Southern Power's current liabilities exceededsometimes exceed current assets by $977 million due to long-term debt maturing in 2016, the use of short-term debt as a funding source, and construction payables, as well as fluctuations in cash needs, which can fluctuate significantly due to theboth seasonality of the business and the stage of its acquisitions and construction projects. In 2016, Southern Power expects to utilize the capital markets, bank term loans, and commercial paper markets as the source of funds for the majority of its debt maturities.
As of March 31,September 30, 2016, Southern Power had cash and cash equivalents of approximately $53 million.$1.1 billion.
Other than borrowings pursuant to the Project Credit Facilities (defined below), Southern Power had noDetails of short-term borrowings during the first quarter 2016.were as follows:
 
Short-term Debt During the Period (*)
 Average Amount Outstanding Weighted Average Interest Rate 
Maximum
Amount
Outstanding
 (in millions)   (in millions)
Commercial paper$10
 0.9% $62
(*)Average and maximum amounts are based upon daily balances during the three-month period ended September 30, 2016. No short-term debt was outstanding at September 30, 2016.
Company Credit Facility
At March 31,September 30, 2016, Southern Power had a committed credit facility (Facility) of $600 million expiring in 2020, of which $560$68 million washas been used for letters of credit and $532 million remains unused. Southern Power's subsidiaries are not borrowers under the Facility.

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The Facility, as well as Southern Power's term loan agreement, contains a covenant that limits the ratio of debt to capitalization (as defined in the Facility) to a maximum of 65% and contains a cross default provision that is restricted only to indebtedness of Southern Power. For purposes of this definition, debt excludes any project debt incurred by certain subsidiaries of Southern Power to the extent such debt is non-recourse to Southern Power, , and capitalization excludes the capital stock or other equity attributable to such subsidiary. Southern Power is currently in compliance with all covenants in the Facility.
Proceeds from the Facility may be used for working capital and general corporate purposes as well as liquidity support for Southern Power's commercial paper program. Subject to applicable market conditions, Southern Power expects to renew or replace the Facility, as needed, prior to expiration. In connection therewith, Southern Power may extend the maturity date and/or increase or decrease the lending commitment thereunder. See Note 6 to the financial statements of Southern Power under "Bank Credit Arrangements" in Item 8 of the Form 10-K and Note (E) to the Condensed Financial Statements under "Bank"Bank Credit Arrangements"Arrangements" herein for additional information.
Southern Power's commercial paper program is used to finance acquisition and construction costs related to electric generating facilities and for general corporate purposes, including maturing debt. Southern Power's subsidiaries are not borrowers under the commercial paper program.
Subsidiary Credit Facilities
In connection with the construction of solar facilities byRE TranquillityGarland Holdings LLC, RE Roserock LLC, and RE Garland HoldingsTranquillity LLC, indirect subsidiaries of Southern Power, each subsidiary entered into separate credit agreements (Project Credit Facilities), which are non-recourse to Southern Power (other than the subsidiary party to the agreement)agreement). EachEach Project Credit Facility provides (a) a senior secured construction loan credit facility, (b) a senior secured bridge loan facility, and (c) a senior secured letter of credit facility that is secured by the membership interests of the respective project company. Proceeds from the Project Credit Facilities are being usedcompany, with proceeds directed to finance project costs related to the respective solar facilities currently under construction.facilities. Each Project Credit Facility is secured by the assets of the applicable project subsidiary and membership interests of the applicable project subsidiary. The table below summarizes each Project Credit Facility as of March 31,September 30, 2016.
Project Maturity Date Construction Loan Facility Bridge Loan Facility Total Total Undrawn Letter of Credit Facility Total Undrawn Maturity Date Construction Loan Facility Bridge Loan Facility Total Loan Facility Loan Facility Undrawn Letter of Credit Facility Letter of Credit Facility Undrawn
 (in millions) (in millions)
Garland Earlier of PPA COD or November 30, 2016 $86
 $308
 $394
 $21
 $49
 $23
Roserock 
Earlier of PPA COD or November 30, 2016(*)
 63
 180
 243
 34
 23
 16
Tranquillity Earlier of COD or December 31, 2016 $86
 $172
 $258
 $52
 $77
 $26
 October 14, 2016 86
 172
 258
 12
 77
 26
Roserock Earlier of COD or November 30, 2016 63
 180
 243
 121
 23
 16
Garland Earlier of COD or November 30, 2016 86
 308
 394
 309
 49
 32
Total $235
 $660
 $895
 $482
 $149
 $74
 $235
 $660
 $895
 $67
 $149
 $65
(*)Subsequent to September 30, 2016, Roserock extended the maturity date of its Project Credit Facility to December 31, 2016.
The Project Credit Facilities above had total amounts outstanding as of March 31,September 30, 2016 of $413$828 million at a weighted average interest rate of 1.99%2.05%. For the three monthsthree-month period ended March 31,September 30, 2016, these credit agreements had a maximum amount outstanding of $413$828 million and an average amount outstanding of $260$805 million at a weighted average interest rate of 1.99%2.02%.
Furthermore, in connection with the acquisition of the Henrietta solar facility on July 1, 2016, a subsidiary of Southern Power assumed a $217 million construction loan, which was fully repaid prior to September 30, 2016. For the three-month period ended September 30, 2016, this credit agreement had a maximum amount outstanding of $217 million and an average amount outstanding of $137 million at a weighted average interest rate of 2.21%.
Southern Power believes the need for working capital can be adequately met by utilizing the commercial paper program, the Facility, bank term loans, and operating cash flows.

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MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Credit Rating Risk
Southern Power does not have any credit arrangements that would require material changes in payment schedules or terminations as a result of a credit rating downgrade.
There are certain contracts that could require collateral, but not accelerated payment, in the event of a credit rating change to BBB and/or Baa2, or below. These contracts are for physical electricity purchases and sales, fuel transportation and storage, energy price risk management, transmission, and transmission.foreign currency risk management.
The maximum potential collateral requirements under these contracts at March 31,September 30, 2016 were as follows:
Credit RatingsMaximum Potential
Collateral
Requirements
Maximum Potential
Collateral
Requirements
(in millions)(in millions)
At BBB and/or Baa2$11
$30
At BBB- and/or Baa3$350
$385
Below BBB- and/or Baa3$1,063
$1,104
Included in these amounts are certain agreements that could require collateral in the event that one or more power pool participants has a credit rating change to below investment grade. Generally, collateral may be provided by a Southern Company guaranty, letter of credit, or cash. Additionally, a credit rating downgrade could impact the ability of Southern Power to access capital markets and would be likely to impact the cost at which it does so.
In addition, Southern Power has a PPA that could require collateral, but not accelerated payment, in the event of a downgrade of Southern Power's credit. The PPA requires credit assurances without stating a specific credit rating. The amount of collateral required would depend upon actual losses if any, resulting from a credit downgrade.
Financing Activities
In June 2016, Southern Power issued €600 million aggregate principal amount of Series 2016A 1.00% Senior Notes due June 20, 2022 and €500 million aggregate principal amount of Series 2016B 1.85% Senior Notes due June 20, 2026. The proceeds are being allocated to renewable energy generation projects. Southern Power's obligations under its euro-denominated fixed-rate notes were effectively converted to fixed-rate U.S. dollars at issuance through cross-currency swaps, removing foreign currency exchange risk associated with the interest and principal payments. See Note (H) to the Condensed Financial Statements under "Foreign Currency Derivatives" herein for additional information.
In September 2016, Southern Power issued $290 million aggregate principal amount of Series 2016C 2.75% Senior Notes due September 20, 2023. The proceeds were used for general corporate purposes, including Southern Power's growth strategy and continuous construction program, as well as repayment of amounts outstanding under the Project Credit Facilities.
Also in September 2016, Southern Power repaid $80 million of an outstanding $400 million floating rate bank loan and extended the maturity date of the remaining $320 million from September 2016 to September 2018. In addition, Southern Power entered into a $60 million aggregate principal amount floating rate bank loan bearing interest based on one-month LIBOR due September 2017. The proceeds were used to repay existing indebtedness and for other general corporate purposes.
In addition, Southern Power issued $34 million in letters of credit during the nine months ended September 30, 2016.
During the threenine months ended March 31,September 30, 2016, Southern Power's subsidiary repaid $3subsidiaries incurred an additional $691 million of long-term debt payableshort-term borrowings pursuant to TRE and borrowed $2the Project Credit Facilities at a weighted average interest rate of 2.05%. Furthermore, in connection with the acquisition of the Henrietta solar facility, a subsidiary of Southern

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MANAGEMENT'S DISCUSSION AND ANALYSIS OF
FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Power assumed a $217 million due February 28, 2036 under promissory notes payableconstruction loan, which was fully repaid prior to TRE.September 30, 2016. In addition, Southern Power's subsidiaries issued $16 million in letters of credit.
During the three months ended March 31,Subsequent to September 30, 2016, Southern Power's subsidiaries borrowed $276$5 million pursuant to the Project Credit Facilities at a weighted average interest rate of 1.99%2.03%. In addition, on October 14, 2016, Southern Power's subsidiaries issued $8Power repaid at maturity $246 million in letters of credit.
Subsequent to March 31, 2016, Southern Power's subsidiaries borrowed $187 million pursuant to the Project Credit Facilities at a weighted average interest rate of 1.93%.Facility debt.
In addition to any financings that may be necessary to meet capital requirements and contractual obligations, Southern Power plans to continue, when economically feasible, a program to retire higher-cost securities and replace these obligations with lower-cost capital if market conditions permit.

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NOTES TO THE CONDENSED FINANCIAL STATEMENTS
FOR
THE SOUTHERN COMPANY AND SUBSIDIARY COMPANIES
ALABAMA POWER COMPANY
GEORGIA POWER COMPANY
GULF POWER COMPANY
MISSISSIPPI POWER COMPANY
SOUTHERN POWER COMPANY AND SUBSIDIARY COMPANIES
(UNAUDITED)


INDEX TO THE NOTES TO THE CONDENSED FINANCIAL STATEMENTS
Note Page Number
A
B
C
D
E
F
G
H
I
J





INDEX TO APPLICABLE NOTES TO FINANCIAL STATEMENTS BY REGISTRANT
The following unaudited notes to the condensed financial statements are a combined presentation. The list below indicates the registrants to which each footnote applies.
RegistrantApplicable Notes
Southern CompanyA, B, C, D, E, F, G, H, I, J
Alabama PowerA, B, C, E, F, G, H
Georgia PowerA, B, C, E, F, G, H
Gulf PowerA, B, C, E, F, G, H
Mississippi PowerA, B, C, E, F, G, H
Southern PowerA, B, C, D, E, G, H, I


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THE SOUTHERN COMPANY AND SUBSIDIARY COMPANIES
ALABAMA POWER COMPANY
GEORGIA POWER COMPANY
GULF POWER COMPANY
MISSISSIPPI POWER COMPANY
SOUTHERN POWER COMPANY AND SUBSIDIARY COMPANIES

NOTES TO THE CONDENSED FINANCIAL STATEMENTS:
(UNAUDITED)

(A)INTRODUCTION
The condensed quarterly financial statements of each registrant included herein have been prepared by such registrant, without audit, pursuant to the rules and regulations of the SEC. The Condensed Balance Sheets as of December 31, 2015 have been derived from the audited financial statements of each registrant. In the opinion of each registrant's management, the information regarding such registrant furnished herein reflects all adjustments, which, except as otherwise disclosed, are of a normal recurring nature, necessary to present fairly the results of operations for the periods ended March 31,September 30, 2016 and 2015. Certain information and footnote disclosures normally included in annual financial statements prepared in accordance with GAAP have been condensed or omitted pursuant to such rules and regulations, although each registrant believes that the disclosures regarding such registrant are adequate to make the information presented not misleading. Disclosures which would substantially duplicate the disclosures in the Form 10-K and details which have not changed significantly in amount or composition since the filing of the Form 10-K are generally omitted from this Quarterly Report on Form 10-Q unless specifically required by GAAP. Therefore, these Condensed Financial Statements should be read in conjunction with the financial statements and the notes thereto included in the Form 10-K. Due to the seasonal variations in the demand for energy, operating results for the periods presented are not necessarily indicative of the operating results to be expected for the full year.
Southern Company's financial statements reflect its investments in its subsidiaries, including Southern Company Gas as a result of the Merger, on a consolidated basis. Southern Company Gas' results of operations and cash flows since July 1, 2016 and financial condition as of September 30, 2016 are reflected within Southern Company's consolidated amounts in these accompanying notes herein. Southern Company Gas continues to maintain reporting requirements as an SEC registrant and has filed its Quarterly Report on Form 10-Q with the SEC separately from this combined Form 10-Q. The equity method is used for entities in which Southern Company has significant influence but does not control, including Southern Company Gas' investment in Southern Natural Gas Company, L.L.C. (SNG), and for variable interest entities where Southern Company has an equity investment but is not the primary beneficiary. See Note (I) under "Southern CompanyMerger with Southern Company Gas" and " Investment in Southern Natural Gas" for additional information regarding the Merger and Southern Company Gas' investment in SNG, respectively.
Certain prior year data presented in the financial statements have been reclassified to conform to the current year presentation. These reclassifications had no impact on the results of operations, financial position, or cash flows of any registrant.
Recently Issued Accounting Standards
On February 25, 2016, the FASB issued ASU No. 2016-02, Leases (Topic 842) (ASU 2016-02). ASU 2016-02 requires lessees to recognize on the balance sheet a lease liability and a right-of-use asset for all leases. ASU 2016-02 also changes the recognition, measurement, and presentation of expense associated with leases and provides clarification regarding the identification of certain components of contracts that would represent a lease. The accounting required by lessors is relatively unchanged and there is no change to the accounting for existing leveraged leases. ASU 2016-02 is effective for fiscal years beginning after December 15, 2018, with early adoption

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(UNAUDITED)

permitted. The registrants are currently evaluating the new standard and have not yet determined its ultimate impact; however, adoption of ASU 2016-02 is expected to have a significant impact on Southern Company and the traditional operating companies'registrants' balance sheets.
On March 30, 2016, the FASB issued ASU No. 2016-09, Compensation-Stock Compensation (Topic 718): Improvements to Employee Share-Based Payment Accounting (ASU 2016-09). ASU 2016-09 changes the accounting for income taxes and the cash flow presentation for share-based payment award transactions. Most significantly, entities are required to recognize all excess tax benefits and deficiencies related to the exercise or vesting of stock compensation as income tax expense or benefit in the income statement. Southern Company and the traditional electric operating companies currently recognize any excess tax benefits and deficiencies related to the exercise and vesting of stock compensation inas additional paid-in capital. ASU 2016-09 is effective for fiscal years beginning after December 15, 2016. Early adoption is permitted and Southern Company and the traditional electric operating companies intend to adopt the ASU in the fourth quarter 2016. The adoption is not expected to have a material impact on the results of operations, financial position, or cash flows of Southern Company and the traditional electric operating companies.
Affiliate Transactions
In 2014, prior to Southern Company's acquisition of PowerSecure International, Inc. (PowerSecure) on May 9, 2016, Georgia Power entered into two agreements with PowerSecure to build solar power generation facilities at two U.S. Army bases, as approved by the Georgia PSC. Payments of approximately $108 million made by Georgia Power to PowerSecure under the two agreements since inception in 2014 are included in CWIP at September 30, 2016. PowerSecure construction service costs of approximately $0.2 million are included in accounts payable, affiliated in Georgia Power's balance sheet at September 30, 2016. On October 4, 2016, the two facilities began commercial operation.
Prior to Southern Company Gas' completion of its acquisition of a 50% equity interest in SNG, Southern Company and Southern Company Gas had entered into long-term interstate natural gas transportation agreements with SNG. The interstate transportation service provided to the traditional electric operating companies, Southern Power, and Southern Company Gas by SNG pursuant to these agreements is governed by the terms and conditions of SNG's natural gas tariff and is subject to FERC regulation. For the period subsequent to Southern Company Gas' investment in SNG, transportation costs paid to SNG by Southern Company were approximately $16 million, including $8 million for Georgia Power, $2 million for Southern Power, and $1 million for Alabama Power.
See Note (I) under "Southern CompanyAcquisition of PowerSecure International, Inc." and " Investment in Southern Natural Gas" for additional information regarding Southern Company's acquisition of PowerSecure and Southern Company Gas' investment in SNG, respectively.
Asset Retirement Obligations
See Note 1 to the financial statements of Southern Company, Alabama Power, Georgia Power, Gulf Power, and Mississippi Power under "Asset Retirement Obligations and Other Costs of Removal" in Item 8 of the Form 10-K for additional information regarding Southern Company's and the traditional electric operating companies' asset retirement obligations (ARO) and the EPA's regulation of CCR. See Note 1 to the financial statements of Southern Power under "Asset Retirement Obligations" in Item 8 of the Form 10-K for additional information regarding Southern Power's AROs.
The cost estimates below are based on information as of September 30, 2016. The cost estimates for AROs related to the disposal of CCR are based on various assumptions related to closure and post-closure costs, timing of future cash outlays, inflation and discount rates, and the potential methods for complying with the Disposal of Coal Combustion Residuals from Electric Utilities final rule requirements for closure in place or by other methods. As further analysis is performed, including evaluation of the expected method of compliance, refinement of assumptions underlying the cost estimates, such as the quantities of CCR at each site, and the determination of timing, including the potential for closing ash ponds prior to the end of their currently anticipated useful life, the traditional electric operating companies expect to continue to periodically update these estimates.

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NOTES TO THE CONDENSED FINANCIAL STATEMENTS: (Continued)
(UNAUDITED)

beginning afterAs of September 30, 2016, details of the AROs included in the registrants' Condensed Balance Sheets were as follows:
 Southern Company Alabama Power Georgia Power 
Gulf
Power
 Mississippi Power Southern Power
 (in millions)
Balance at beginning of year$3,759
 $1,448
 $1,916
 $130
 $177
 $21
Liabilities incurred41
 5
 
 
 15
 18
Liabilities settled(117) (12) (93) 
 (12) 
Accretion119
 55
 56
 2
 3
 1
Cash flow revisions712
 31
 675
 2
 7
 
Balance at end of period$4,514
 $1,527
 $2,554
 $134
 $190
 $40
The traditional electric operating companies' increases in cash flow revisions for the nine months ended September 30, 2016 primarily relate to changes in ash pond closure strategy. The increase for Georgia Power reflects its decision in June 2016 to cease operating and stop receiving coal ash at all of its ash ponds within the next three years and to eventually close all of its ash ponds either by removal, consolidation, and/or recycling for the beneficial use of coal ash or through closure in place using advanced engineering methods.
Goodwill and Other Intangible Assets
As of September 30, 2016, goodwill was as follows:
 As of September 30, 2016
 (in millions)
Southern Company$6,223
Southern Power$2

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(UNAUDITED)

As of September 30, 2016, other intangible assets were as follows:
  As of September 30, 2016
 Estimated Useful LifeGross Carrying AmountAccumulated Amortization
Other
Intangible Assets, Net
  (in millions)
Southern Company    
Other intangible assets subject to amortization:    
Customer relationships11-26 years$268
$(16)$252
Trade names5-28 years158
(3)155
Patents3-10 years4

4
Backlog5 years5

5
Storage and transportation contracts1-5 years64
(4)60
Software and other1-12 years2

2
PPA fair value adjustments19-20 years405
(16)389
Total other intangible assets subject to amortization $906
$(39)$867
Other intangible assets not subject to amortization:    
Federal Communications Commission licenses $75
$
$75
Total other intangible assets $981
$(39)$942
     
Southern Power    
Other intangible assets subject to amortization:    
PPA fair value adjustments19-20 years$405
$(16)$389
Amortization associated with other intangible assets was as follows:
 Three Months EndedNine Months Ended
 September 30, 2016
 (in millions)
Southern Company$25
$27
Southern Power$2
$4
At December 15,31, 2015, other intangible assets consisted primarily of Southern Power's PPA fair value adjustments with a net carrying amount of $317 million. The increases in goodwill and other intangible assets primarily relate to Southern Company's acquisitions of PowerSecure on May 9, 2016 with early adoption permitted.and Southern Company Gas on July 1, 2016.
See Note 12 to the financial statements of Southern Company under "Southern Power" and Note 2 to the traditional operating companiesfinancial statements of Southern Power in Item 8 of the Form 10-K for additional information regarding Southern Power's PPA fair value adjustments. Also see Note (I) under "Southern CompanyAcquisition of PowerSecure International, Inc." and " Merger with Southern Company Gas" for additional information.
Natural Gas for Sale
Southern Company Gas' natural gas distribution utilities, with the exception of Nicor Gas, carry natural gas inventory on a weighted average cost of gas (WACOG) basis.

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(UNAUDITED)

Nicor Gas' natural gas inventory is carried at cost on a last-in, first-out (LIFO) basis. Inventory decrements occurring during the year that are currently evaluatingrestored prior to year-end are charged to cost of natural gas at the new standardestimated annual replacement cost. Inventory decrements that are not restored prior to year-end are charged to cost of natural gas at the actual LIFO cost of the layers liquidated. The cost of natural gas, including inventory costs, is recovered from customers under a purchased gas recovery mechanism adjusted for differences between actual costs and amounts billed; therefore, LIFO liquidations have not yetno impact on Southern Company's net income.
Southern Company Gas' other natural gas inventories are carried at the lower of weighted average cost or current market price, with cost determined its ultimate impact.on a WACOG basis. For any declines in market prices below the WACOG considered to be other than temporary, an adjustment is recorded to reduce the value of natural gas inventories to market value.
(B)CONTINGENCIES AND REGULATORY MATTERS
See Note 3 to the financial statements of the registrants in Item 8 of the Form 10-K for information relating to various lawsuits, other contingencies, and regulatory matters.
General Litigation Matters
Nicor Gas and Nicor Energy Services Company, wholly-owned subsidiaries of Southern Company Gas, and Nicor Inc. are defendants in a putative class action initially filed in September 2011 in state court in Cook County, Illinois. The plaintiffs purport to represent a class of the customers who purchased the Gas Line Comfort Guard product from Nicor Energy Services Company and variously allege that the marketing, sale, and billing of the Gas Line Comfort Guard product violated the Illinois Consumer Fraud and Deceptive Business Practices Act, constituting common law fraud and resulting in unjust enrichment of these entities. The plaintiffs seek, on behalf of the classes they purport to represent, actual and punitive damages, interest, costs, attorney fees, and injunctive relief. On October 26, 2016, the court held a hearing on the plaintiffs' motion for class certification and the defendants' motion for summary judgment on all of the plaintiffs' claims. The ultimate outcome of this matter cannot be determined at this time.
Each registrant is subject to certain claims and legal actions arising in the ordinary course of business. In addition, business activities of Southern Company's subsidiaries are subject to extensive governmental regulation related to public health and the environment, such as regulation of air emissions and water discharges. Litigation over environmental issues and claims of various types, including property damage, personal injury, common law nuisance, and citizen enforcement of environmental requirements such as air quality and water standards, has occurred throughout the U.S. This litigation has included claims for damages alleged to have been caused by CO2 and other emissions, CCR, and alleged exposure to hazardous materials, and/or requests for injunctive relief in connection with such matters.
The ultimate outcome of such pending or potential litigation against each registrant and any subsidiaries cannot be predicted at this time; however, for current proceedings not specifically reported herein or in Note 3 to the financial statements of each registrant in Item 8 of the Form 10-K, management does not anticipate that the ultimate liabilities, if any, arising from such current proceedings would have a material effect on such registrant's financial statements.
Environmental Remediation
The Southern Company system must comply with environmental laws and regulations that cover the handling and disposal of waste and releases of hazardous substances. Under these various laws and regulations, the Southern Company system could incur substantial costs to clean up affected sites. The traditional electric operating companies, and Southern Company Gas' natural gas distribution utilities in Illinois, New Jersey, Georgia, and Florida, have each received authority from their respective state PSCs or other applicable state regulatory agencies to recover approved environmental compliance costs through regulatory mechanisms. These ratesregulatory mechanisms are adjusted annually or as necessary within limits approved by the state PSCs.PSCs or other applicable state regulatory agencies.

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(UNAUDITED)

Georgia Power's environmental remediation liability as of March 31,September 30, 2016 was $28$23 million. Georgia Power has been designated or identified as a potentially responsible party (PRP) at sites governed by the Georgia Hazardous Site Response Act and/or by the federal Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA), including a site in Brunswick, Georgia on the CERCLA National Priorities List. The PRPs at the Brunswick site have completed a removal action as ordered by the EPA. On July 29, 2016, Honeywell International, Inc. and Georgia Power entered into a consent decree with the EPA to perform additional remediation at the site. Additional response actions at thisthe site are anticipated. In September 2015, Georgia Power entered into an allocation agreement with another PRP, under which that PRP will be responsible (as between Georgia Power and that PRP) for paying and performing certain investigation, assessment, remediation, and other incidental activities at the Brunswick site.site, including costs associated with implementation of the consent decree. Assessment and potential cleanup of other sites are anticipated.
The ultimate outcome of these matters will depend upon the success of defenses asserted, the ultimate number of PRPs participating in the cleanup, and numerous other factors and cannot be determined at this time; however, as a result of Georgia Power's regulatory treatment for environmental remediation expenses, these matters are not expected to have a material impact on Southern Company's or Georgia Power's financial statements.
Gulf Power's environmental remediation liability includes estimated costs of environmental remediation projects of approximately $46 million as of March 31,September 30, 2016. These estimated costs primarily relate to site closure criteria by the Florida Department of Environmental Protection (FDEP) for potential impacts to soil and groundwater from herbicide applications at Gulf Power substations. The schedule for completion of the remediation projects is subject to FDEP approval. The projects have been approved by the Florida PSC for recovery through Gulf Power's environmental cost recovery clause; therefore, these liabilities have no impact on net income.

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(UNAUDITED)

The final outcome of these matters cannot be determined at this time. However, based on the currently known conditions at these sites and the nature and extent of activities relating to these sites, management of Southern Company and Gulf Power does not believe that additional liabilities, if any, at these sites would be material to their respective financial statements.
Southern Company Gas' environmental remediation liability as of September 30, 2016 was $433 million based on the estimated cost of environmental investigation and remediation associated with known current and former operating sites. These environmental remediation expenditures are recoverable from customers through rate mechanisms approved by the applicable state regulatory agencies of Southern Company Gas' natural gas distribution utilities, with the exception of one site representing $5 million of the total accrued remediation costs. The ultimate outcome of these matters cannot be determined at this time; however, these matters are not expected to have a material impact on Southern Company's financial statements.
In September 2015, the EPA filed an administrative complaint and notice of opportunity for hearing against Nicor Gas. The complaint alleges violation of the regulatory requirements applicable to polychlorinated biphenyls in the Nicor Gas natural gas distribution system and the EPA seeks a total civil penalty of approximately $0.3 million. The ultimate resolution of this matter cannot be determined at this time; however, the final disposition of this matter is not expected to have a material impact on Southern Company's financial statements.
FERC Matters
Municipal and Rural Associations Tariff
See Note 3 to the financial statements of Mississippi Power under "FERC Matters" in Item 8 of the Form 10-K for additional information regarding a settlement agreement entered into by Mississippi Power regarding the establishment of a regulatory asset for Kemper IGCC-related costs. See Note 3 to the financial statements of Southern Company and Mississippi Power under "Integrated"Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K and "Integrated Coal Gasification Combined Cycle"Cycle" herein for information regarding Mississippi Power's construction of the Kemper IGCC.
On March 31, 2016, Mississippi Power reached a settlement agreement with its wholesale customers and filed a request with the FERC for an increase in wholesale base revenues as agreed upon in the settlement agreement reached with its wholesale customers under the Municipal and Rural Associations (MRA) cost-based electric tariff.tariff, primarily as a result of placing scrubbers for Plant Daniel Units 1 and 2 in service

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(UNAUDITED)

in November 2015. The settlement agreement, accepted by the FERC, effective for services rendered beginning May 1, 2016, provides that base rates under the MRA cost-based electric tariff will increase approximatelyproduce additional annual base revenues of $7 million annually, with revised rates effective for services rendered beginning May 1, 2016. The increase is primarily due to the Plant Daniel Units 1 and 2 scrubbers, which were placed in service in November 2015.million. Additionally, under the settlement agreement, the tariff customers agreed in principle to similar regulatory treatment for MRA tariff ratemaking as the treatment approved for retail ratemaking under the December 2015 Mississippi PSC order authorizing rates providing recovery of assets previously placed in service (In-Service Asset Rate Order). The Kemper IGCCThis regulatory treatment primarily includes (i) recovery of only the Kemper IGCC assets currently operational and providing service to customers and other related costs, (ii) amortization of the Kemper IGCC-related regulatory assets included in rates under the settlement agreement over 36 months, (iii) Kemper IGCC-related expenses included in rates under the settlement agreement no longer being deferred and (ii)charged to expense, and (iv) removing all of the Kemper IGCC CWIP from rate base with a corresponding increase in accrual of AFUDC effective May 1, 2016. If approved by the FERC, the amount of base rate revenues to be recognized in 2016 is expected to be approximately $5 million.AFUDC. The additional resulting AFUDC is estimated to be approximately $6 million. The ultimate outcome$11 million through the Kemper IGCC's projected in-service date of this matter cannot be determined at this time.December 31, 2016.
Fuel Cost Recovery
Mississippi Power has a wholesale MRA and a Market Based (MB) fuel cost recovery factor. At March 31,September 30, 2016, the amount of over-recovered wholesale MRA fuel costs included in the balance sheets was $25$17 million compared to $24 million at December 31, 2015. At September 30, 2016 and December 31, 2015, the amount of over-recovered wholesale MB fuel costs included in the balance sheets was $1 million. Effective with the first billing cycle for September 2016, fuel rates decreased $11 million annually for wholesale MRA customers and $1 million annually for wholesale MB customers.
See Note 3 to the financial statements of Mississippi Power under "FERC Matters Fuel Cost Recovery" in Item 8 of the Form 10-K for additional information.
Market-Based Rate Authority
The traditional electric operating companies and Southern Power have authority from the FERC to sell electricity at market-based rates. Since 2008, that authority, for certain balancing authority areas, has been conditioned on compliance with the requirements of an energy auction, which the FERC found to be tailored mitigation that addresses potential market power concerns. In accordance with FERC regulations governing such authority, the traditional electric operating companies and Southern Power filed a triennial market power analysis in 2014, which included continued reliance on the energy auction as tailored mitigation. In April 2015, the FERC issued an order finding that the traditional electric operating companies' and Southern Power's existing tailored mitigation may not effectively mitigate the potential to exert market power in certain areas served by the traditional electric operating companies and in some adjacent areas. The FERC directed the traditional electric operating companies and Southern Power to show why market-based rate authority should not be revoked in these areas or to provide a mitigation plan to further address market power concerns. The traditional electric operating companies and Southern Power filed a request for rehearing in May 2015 and in June 2015 filed their response with the FERC. The ultimate outcome of this matter cannot be determined at this time.

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(UNAUDITED)

Retail Regulatory Matters
Alabama Power
See Note 3 to the financial statements of Southern Company and Alabama Power under "Retail Regulatory Matters Alabama Power" and "Retail Regulatory Matters," respectively, in Item 8 of the Form 10-K for additional information regarding Alabama Power's recovery of retail costs through various regulatory clauses and accounting orders. The balance of each regulatory clause recovery on the balance sheet follows:
Regulatory Clause
Balance Sheet Line ItemMarch 31, 2016
December 31, 2015Balance Sheet Line ItemSeptember 30,
2016
December 31, 2015


(in millions)
(in millions)
Rate CNP Compliance Under recovered regulatory clause revenues, current$22
 $43
Under recovered regulatory clause revenues$
$43
Deferred over recovered regulatory clause revenues23

Rate CNP PPA
Deferred under recovered regulatory clause revenues105

99
Under recovered regulatory clause revenues52
99
Deferred under recovered regulatory clause revenues87

Retail Energy Cost Recovery
Other regulatory liabilities, current173

238
Other regulatory liabilities, current
238


Deferred over recovered regulatory clause revenues64


Deferred over recovered regulatory clause revenues134

Natural Disaster Reserve
Other regulatory liabilities, deferred74

75
Other regulatory liabilities, deferred71
75
Environmental Accounting Order
In April 2016, as part of its environmental compliance strategy, Alabama Power ceased using coal at Plant Greene County Units 1 and 2 (300 MWs representing Alabama Power's ownership interest) and began operating Units 1 and 2 solely on natural gas in June 2016 and July 2016, respectively.
Georgia Power
Rate Plans
See Note 3 to the financial statements of Southern Company and Georgia Power under "Retail Regulatory Matters – Georgia Power – Rate Plans" and "Retail Regulatory Matters – Rate Plans," respectively, in Item 8 of the Form 10-K for additional information.
Georgia Power's revenues from regulated retail operations are collected through various rate mechanisms subject to the oversight of the Georgia PSC. Georgia Power currently recovers its costs from the regulated retail business through the 2013 ARP, which includes traditional base tariff rates, Demand-Side Management tariffs, Environmental Compliance Cost Recovery tariffs, and Municipal Franchise Fee tariffs. In addition, financing costs related to the construction of Plant Vogtle Units 3 and 4 are being collected through the NCCR tariff and fuel costs are collected through separate fuel cost recovery tariffs. See "Fuel Cost Recovery" below"Nuclear Construction" herein and Note 3 to the financial statements of Georgia Power under "Retail Regulatory Matters – Nuclear Construction" and Southern Company under "Retail Regulatory Matters – Georgia Power – Fuel Cost Recovery" and " – Nuclear Construction" in Item 8 of the Form 10-K for additional information regarding the NCCR tariff. Also see "Fuel Cost Recovery" herein and Note 3 to the financial statements of Georgia Power under "Retail Regulatory Matters – Fuel Cost Recovery" and Southern Company under "Retail Regulatory Matters – Georgia Power – Fuel Cost Recovery" in Item 8 of the Form 10-K for additional information regarding fuel cost recovery and the NCCR tariff, respectively.recovery.
Pursuant to the terms and conditions of a settlement agreement related to Southern Company's proposed acquisition of AGL ResourcesSouthern Company Gas approved by the Georgia PSC on April 14, 2016, Georgia Power's 2013 ARP will continue in effect until December 31, 2019, and Georgia Power will be required to file its next base rate case by July 1, 2019. Furthermore, through December 31, 2019, Georgia Power and Atlanta Gas Light Company (collectively, Utilities) each will retain thetheir respective merger savings, net of transition costs, as defined in the settlement agreement;

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through December 31, 2022, such net merger savings applicable to each utility will be shared on a 60/40 basis between their respective customers and the Utilities; thereafter, all merger savings will be retained by customers. See Note (I) under "Southern"Southern CompanyProposed Merger with AGL Resources"Southern Company Gas" for additional information regarding the Merger.
Integrated Resource Plan
See Note 3 to the financial statements of Southern Company and Georgia Power under "Retail Regulatory Matters – Georgia Power – Integrated Resource Plan" and "Retail Regulatory Matters – Integrated Resource Plan," respectively, in Item 8 of the Form 10-K for additional information regarding Georgia Power's triennial Integrated Resource Plan (2016 IRP).
On July 28, 2016, the Georgia PSC voted to approve the 2016 IRP including the decertification and retirement of Plant Mitchell Units 3, 4A, and 4B (217 MWs) and Plant Kraft Unit 1 combustion turbine (17 MWs), as well as the decertification of the Intercession City unit (143 MWs total capacity). On August 2, 2016, the Plant Mitchell and Plant Kraft units were retired. On August 31, 2016, Georgia Power sold its 33% ownership interest in the Intercession City unit to Duke Energy Florida, Inc.
Additionally, the Georgia PSC approved Georgia Power's environmental compliance strategy and related expenditures proposed in the 2016 IRP, including measures taken to comply with existing government-imposed environmental mandates, subject to limits on expenditures for Plant McIntosh Unit 1 and Plant Hammond Units 1 through 4.
The Georgia PSC approved the reclassification of the remaining net book value of Plant Mitchell Unit 3 and costs associated with materials and supplies remaining at the unit retirement date to a regulatory asset. Recovery of the unit's net book value will continue through December 31, 2019, as provided in the 2013 ARP. The timing of the recovery of the remaining balance of the unit's net book value as of December 31, 2019 and costs associated with materials and supplies remaining at the unit retirement date will be deferred for consideration in Georgia Power's base rate case required to be filed by July 1, 2019.
The Georgia PSC also approved the Renewable Energy Development Initiative to procure an additional 1,200 MWs of renewable resources primarily utilizing market-based prices established through a competitive bidding process with expected in-service dates between 2018 and 2021. Additionally, 200 MWs of self-build capacity for use by Georgia Power was approved, as well as consideration for no more than 200 MWs of capacity as part of a renewable commercial and industrial program.
The Georgia PSC also approved recovery of costs up to $99 million through June 30, 2019 to preserve the nuclear option at a future generation site in Stewart County, Georgia. The timing of cost recovery will be determined by the Georgia PSC in a future base rate case. The ultimate outcome of this matter cannot be determined at this time.
Fuel Cost Recovery
See Note 3 to the financial statements of Southern Company and Georgia Power under "Retail Regulatory Matters – Georgia Power – Fuel Cost Recovery" and "Retail Regulatory Matters – Fuel Cost Recovery," respectively, in Item 8 of the Form 10-K for additional information.
As of March 31,September 30, 2016 and December 31, 2015, Georgia Power's over recovered fuel balance totaled $177$125 million and $116 million, respectively, andrespectively. For September 30, 2016, the balance is included in over recovered regulatory clause revenues, current on Georgia Power's Condensed Balance Sheets and in other current liabilities on Southern Company's Condensed Balance Sheets. For December 31, 2015, the balance is included in over recovered regulatory clause revenues, current and other deferred credits and liabilities on Georgia Power's Condensed Balance Sheets and in other current liabilities and other deferred credits and liabilities on Southern Company's andCondensed Balance Sheets. On May 17, 2016, the Georgia PSC approved Georgia Power's Condensed Balance Sheets herein. On April 14, 2016, Georgia Power filed a

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request with the Georgia PSC to decrease fuel rates by 15% effective June 1, 2016, which is expected towill reduce annual billings by approximately $313 million. Georgia Power is currently scheduled to file its next fuel case by February 28, 2017. The ultimate outcome

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Fuel cost recovery revenues are adjusted for differences in actual recoverable fuel costs and amounts billed in current regulated rates. Accordingly, changes in the billing factor will not have a significant effect on Southern Company's or Georgia Power's revenues or net income, but will affect cash flow.
Storm Damage Recovery
As of September 30, 2016, the balance in Georgia Power's regulatory asset related to storm damage was $94 million. During October 2016, Hurricane Matthew caused significant damage to Georgia Power's transmission and distribution facilities. The total amount of restoration costs related to this hurricane is estimated to be between $130 million and $155 million, which will be charged to capital accounts or to the storm damage reserve. Georgia Power is accruing $30 million annually through December 31, 2019, as provided in the 2013 ARP, to the storm damage reserve to cover the operating and maintenance costs of damages from major storms to its transmission and distribution facilities, which is recoverable through base rates. The rate of recovery of storm damage costs after December 31, 2019 is expected to be adjusted in Georgia Power's base rate case required to be filed by July 1, 2019. As a result of this regulatory treatment, costs related to storms are not expected to have a material impact on Southern Company's or Georgia Power's financial statements. See Note 3 to the financial statements of Southern Company under "Retail Regulatory Matters – Georgia Power – Storm Damage Recovery" and Note 1 to the financial statements of Georgia Power under "Storm Damage Recovery" in Item 8 of the Form 10-K for additional information regarding Georgia Power's storm damage reserve.
Nuclear Construction
See Note 3 to the financial statements of Southern Company and Georgia Power under "Retail Regulatory Matters – Georgia Power – Nuclear Construction" and "Retail Regulatory Matters – Nuclear Construction," respectively, in Item 8 of the Form 10-K for additional information regarding Georgia Power's construction of Plant Vogtle Units 3 and 4, Vogtle Construction Monitoring (VCM) reports, the NCCR tariff, the Vogtle Construction Litigation (as defined below), and the Contractor Settlement Agreement (as defined below).
In 2008, Georgia Power, acting for itself and as agent for the Vogtle Owners, entered into an agreement with the Contractor, pursuant to which the Contractor agreed to design, engineer, procure, construct, and test Plant Vogtle Units 3 and 4 (Vogtle 3 and 4 Agreement).
Under the terms of the Vogtle 3 and 4 Agreement, the Vogtle Owners agreed to pay a purchase price that is subject to certain price escalations and adjustments, including fixed escalation amounts and index-based adjustments, as well as adjustments for change orders, and performance bonuses for early completion and unit performance. The Vogtle 3 and 4 Agreement also provides for liquidated damages upon the Contractor's failure to fulfill the schedule and performance guarantees, subject to a cap. In addition, the Vogtle 3 and 4 Agreement provides for limited cost sharing by the Vogtle Owners for Contractor costs under certain conditions (which have not occurred), with maximum additional capital costs under this provision attributable to Georgia Power (based on Georgia Power's ownership interest) of approximately $114 million. Each Vogtle Owner is severally (and not jointly) liable for its proportionate share, based on its ownership interest, of all amounts owed to the Contractor under the Vogtle 3 and 4 Agreement. Georgia Power's proportionate share is 45.7%.
On December 31, 2015, Westinghouse acquired Stone & Webster, Inc. from Chicago Bridge & Iron Company, N.V. (CB&I) and changed the name of Stone & Webster, Inc. to WECTEC Global Project Services Inc. (WECTEC). Certain obligations of Westinghouse and WECTEC under the Vogtle 3 and 4 Agreement were originally guaranteed by Toshiba Corporation (Westinghouse's parent company) and The Shaw Group Inc. (which is now a subsidiary of CB&I), respectively. On March 9, 2016, in connection with Westinghouse's acquisition of WECTEC and pursuant to the settlement agreement described below, the guarantee of The Shaw Group Inc. was terminated. The guarantee of Toshiba Corporation remains in place. In the event of certain credit rating downgrades of any Vogtle Owner, such Vogtle Owner will be required to provide a letter of credit or other credit enhancement. Additionally, as a result of credit rating downgrades of Toshiba Corporation, Westinghouse provided the Vogtle Owners with letters of credit in an aggregate amount of $920 million in accordance with, and subject to adjustment under, the terms of the Vogtle 3 and 4 Agreement.

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The Vogtle Owners may terminate the Vogtle 3 and 4 Agreement at any time for their convenience, provided that the Vogtle Owners will be required to pay certain termination costs. The Contractor may terminate the Vogtle 3 and 4 Agreement under certain circumstances, including certain Vogtle Owner suspension or delays of work, action by a governmental authority to permanently stop work, certain breaches of the Vogtle 3 and 4 Agreement by the Vogtle Owners, Vogtle Owner insolvency, and certain other events.
In 2009, the Georgia PSC voted to certify construction of Plant Vogtle Units 3 and 4. Georgia Power is required to file semi-annual VCM reports with the Georgia PSC by February 28 and August 31 each year. If the projected construction capital costs to be borne by Georgia Power increase by 5% above the certified cost or the projected in-service dates are significantly extended, Georgia Power is required to seek an amendment to the Plant Vogtle Units 3 and 4 certificate from the Georgia PSC. In February 2013, Georgia Power requested an amendment to the certificate to increase the estimated in-service capital cost of Plant Vogtle Units 3 and 4 from $4.4 billion to $4.8

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billion and to extend the estimated in-service dates to the fourth quarter 2017 (from April 2016) and the fourth quarter 2018 (from April 2017) for Plant Vogtle Units 3 and 4, respectively. In October 2013, the Georgia PSC approved a stipulation (2013 Stipulation) between Georgia Power and the Georgia PSC Staff (Staff) to waive the requirement to amend the Plant Vogtle Units 3 and 4 certificate until the completion of Plant Vogtle Unit 3 or earlier if deemed appropriate by the Georgia PSC and Georgia Power.
On April 15, 2015, the Georgia PSC issued a procedural order in connection with the twelfth VCM report, which included a requested amendment (Requested Amendment) to the Plant Vogtle Units 3 and 4 certificate to reflect the Contractor's revised forecast for completion of Plant Vogtle Units 3 and 4 (second quarter of 2019 and second quarter of 2020, respectively) as well as additional estimated Vogtle Owner's costs, of approximately $10 million per month, including property taxes, oversight costs, compliance costs, and other operational readiness costs to include the estimated Vogtle Owner's costs associated with the proposed 18-month Contractor delay and to increase the estimated total in-service capital cost of Plant Vogtle Units 3 and 4 to $5.0 billion. Pursuant to the Georgia PSC's procedural order, the Georgia PSC deemed the Requested Amendment unnecessary and withdrawn until the completion of construction of Plant Vogtle Unit 3 consistent with the 2013 Stipulation. The Georgia PSC recognized that the certified cost and the 2013 Stipulation do not constitute a cost recovery cap. In accordance with the Georgia Integrated Resource Planning Act, any costs incurred by Georgia Power in excess of the certified amount will be included in rate base, provided Georgia Power shows the costs to be reasonable and prudent. Financing costs up to the certified amount will be collected through the NCCR tariff until the units are placed in service and contemplated in a general base rate case, while financing costs on any construction-related costs in excess of the $4.4 billion certified amount are expected to be recovered through AFUDC.
On December 31, 2015, Westinghouse and the Vogtle Owners entered into a definitive settlement agreement (Contractor Settlement Agreement) to resolve disputes between the Vogtle Owners and the Contractor under the Vogtle 3 and 4 Agreement, including litigation that was pending in the U.S. District Court for the Southern District of Georgia (Vogtle Construction Litigation). Effective December 31, 2015, Georgia Power, acting for itself and as agent for the other Vogtle Owners, and the Contractor entered into an amendment to the Vogtle 3 and 4 Agreement to implement the Contractor Settlement Agreement. The Contractor Settlement Agreement and the related amendment to the Vogtle 3 and 4 Agreement (i) restrict the Contractor's ability to seek further increases in the contract price by clarifying and limiting the circumstances that constitute nuclear regulatory changes in law; (ii) provide for enhanced dispute resolution procedures; (iii) revise the guaranteed substantial completion dates to match the current estimated in-service dates of June 30, 2019 for Unit 3 and June 30, 2020 for Unit 4; (iv) provide that delay liquidated damages will commence from the current estimated nuclear fuel loading date for each unit, which is December 31, 2018 for Unit 3 and December 31, 2019 for Unit 4; and (v) provide that Georgia Power, based on its ownership interest, will pay to the Contractor and capitalize to the project cost approximately $350 million, of which approximately $241$256 million had been paid as of March 31,September 30, 2016. In addition, the Contractor Settlement Agreement provides for the resolution of other open existing items relating to the scope of the project under the Vogtle 3 and 4 Agreement, including cyber security, for which costs were reflected in Georgia Power's previously disclosed in-service cost estimate. Further, as part of the settlement and Westinghouse's acquisition of WECTEC: (i) Westinghouse engaged Fluor Enterprises, Inc., a subsidiary of Fluor Corporation, as a new construction subcontractor; and (ii) the Vogtle Owners, CB&I, and The Shaw Group Inc. entered into mutual releases of any and all claims arising out of events or circumstances in connection with the construction of Plant Vogtle Units 3 and 4 that occurred on or before the date of the Contractor Settlement Agreement. On January 5, 2016, the Vogtle Construction Litigation was dismissed with prejudice.

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The Georgia PSC has approved fourteen VCM reports covering the periods through December 31, 2015, including construction capital costs incurred, which through that date totaled $3.3 billion. On January 21, 2016, Georgia Power submitted the Contractor Settlement Agreement and the related amendment to the Vogtle 3 and 4 Agreement to the Georgia PSC for its review. In accordance with the Georgia PSC's subsequent order, on April 5, 2016, Georgia Power filed supplemental information in support of the Contractor Settlement Agreement and Georgia Power's position that all construction costs to date have been prudently incurred and that the current estimated in-service capital cost and schedule are reasonable. The
On October 20, 2016, Georgia Power and the Georgia PSC Staff will conductentered into a reviewsettlement agreement (Vogtle Cost Settlement Agreement) resolving the following prudence matters: (i) none of allthe $3.3 billion of costs incurred relatedthrough December 31, 2015 and reflected in the fourteenth VCM report will be disallowed from rate base on the basis of imprudence; (ii) the Contractor Settlement Agreement is reasonable and prudent and none of the amounts paid or to be paid pursuant to the Contractor Settlement Agreement should be disallowed from rate base on the basis of imprudence; (iii) financing costs on verified and approved capital costs will be deemed prudent provided they are incurred prior to December 31, 2019 and December 31, 2020 for Plant Vogtle Units 3 and 4, respectively; and (iv) (a) the in-service capital cost forecast will be adjusted to $5.680 billion (Revised Forecast), which includes a contingency of $240 million above Georgia Power's current forecast of $5.440 billion, (b) capital costs incurred up to the Revised Forecast will be presumed to be reasonable and prudent with the burden of proof on any party challenging such costs, and (c) Georgia Power would have the burden to show that any capital costs above the Revised Forecast are reasonable and prudent. Under the terms of the Vogtle Cost Settlement Agreement, the certified in-service capital cost for purposes of calculating the NCCR tariff will remain at $4.418 billion. Construction capital costs above $4.418 billion will accrue AFUDC through commercial operation. The ROE used to calculate the NCCR tariff will be reduced from 10.95% (the ROE rate setting point authorized by the Georgia PSC in the 2013 ARP) to 10.00% effective January 1, 2016. For purposes of the AFUDC calculation, the ROE on costs between $4.418 billion and $5.440 billion will also be 10.00% and the ROE on any amounts above $5.440 billion would be Georgia Power's average cost of long-term debt. If the Georgia PSC adjusts Georgia Power's ROE rate setting point in a rate case prior to Plant Vogtle Units 3 and 4 being placed into retail rate base, then the scheduleROE for completionpurposes of calculating both the NCCR tariff and AFUDC will likewise be 95 basis points lower than the revised ROE rate setting point. If Plant Vogtle Units 3 and 4 are not commercially operational by December 31, 2020, then (i) the ROE for purposes of calculating the NCCR tariff will be reduced an additional 300 basis points, and may, at the Georgia PSC's discretion, be accrued to be used for the benefit of customers, until such time as the units reach commercial operation and (ii) the ROE used to calculate AFUDC will be Georgia Power's average cost of long-term debt.
Under the terms of the Vogtle Cost Settlement Agreement, Plant Vogtle Units 3 and 4 will be placed into retail rate base on December 31, 2020 or upon reaching commercial operation, whichever is later. The Georgia PSC will determine for retail ratemaking purposes the process of transitioning Plant Vogtle Units 3 and 4 from a construction project to an operating plant no later than Georgia Power's base rate case required to be filed by July 1, 2019.
The Vogtle Cost Settlement Agreement is subject to approval by the Georgia PSC, which is scheduled to vote on this matter on December 20, 2016. Accordingly, the terms of the Vogtle Cost Settlement Agreement are subject to change and the terms of any final agreement approved by the Georgia PSC may differ materially from the terms of the Vogtle Cost Settlement Agreement. If approved, the Vogtle Cost Settlement Agreement is expected to reduce Georgia Power's revenues for the years 2016 through 2020 by a total of approximately $325 million ($115 million reduction in net income).
On August 31, 2016, Georgia Power filed the fifteenth VCM report with the Georgia PSC covering the period from January 1 through June 30, 2016 requesting approval of $141 million of construction capital costs incurred during that period. Georgia Power's CWIP balance for Plant Vogtle Units 3 and 4 was $3.8 billion as of September 30, 2016. Estimated financing costs during the construction period total approximately $2.4 billion, of which $1.2 billion had been incurred through September 30, 2016.

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Contractor Settlement Agreement and the Staff is authorized to engage in related settlement discussions withOn November 1, 2016, Georgia Power and any intervenors.
The order providessubmitted its 2017 NCCR tariff filing requesting that the Staff is required to report tocurrent NCCR tariff rate remain effective for 2017 if the Georgia PSC by October 19, 2016 with respect toapproves the status of its review and any settlement-related negotiations. If a settlement withVogtle Cost Settlement Agreement. As required under the Staff is reached with respect to costs of Plant Vogtle Units 3 and 4, the Georgia PSC will then conduct a hearing to consider whether to approve that settlement. If a settlement with the Staff is not reached, the Georgia PSC will determine how to proceed, including (i) modifying the 2013 Stipulation, (ii) directingcurrent order, Georgia Power to fileconcurrently submitted a request for2017 NCCR tariff rate calculated using the current authorized 10.95% ROE, which would result in an amendment to the certificate for Plant Vogtle Units 3 and 4, (iii) issuing a scheduling order to address remaining disputed issues, or (iv) taking any other option within its authority.
The Georgia PSC has approved thirteen VCM reports covering the periods through June 30, 2015, including construction capital costs incurred, which through that date totaled $3.1 billion. On February 26, 2016, Georgia Power filed its fourteenth VCM report with the Georgia PSC covering the period from July 1 through December 31, 2015. The fourteenth VCM report does not include a requested amendment to the certified cost of Plant Vogtle Units 3 and 4. Georgia Power is requesting approval of $160 million of construction capital costs incurred during that period. Georgia Power anticipates to incur average financing costsincrease of approximately $27 million per month from January 2016 until Plant Vogtle Units 3 and 4 are placed in service. The updated in-service capital cost forecast is $5.44 billion and includes costs related to the Contractor Settlement Agreement. Estimated financing costs during the construction period total approximately $2.4 billion. Georgia Power's CWIP balance for Plant Vogtle Units 3 and 4 was approximately $3.7 billion as of March 31, 2016.$70 million.
There have been technical and procedural challenges to the construction and licensing of Plant Vogtle Units 3 and 4, at the federal and state level, and additional challenges may arise as construction proceeds. Processes are in place that are designed to assure compliance with the requirements specified in the Westinghouse Design Control Document and the combined construction and operating licenses, including inspections by Southern Nuclear and the NRC that occur throughout construction. As a result of such compliance processes, certain license amendment requests have been filed and approved or are pending before the NRC. Various design and other licensing-based compliance issuesmatters, including the timely resolution of Inspections, Tests, Analyses, and Acceptance Criteria and the related approvals by the NRC, may arise as construction proceeds, which may result in additional license amendments or require other resolution. If any license amendment requests or other licensing-based compliance issues are not resolved in a timely manner, there may be delays in the project schedule that could result in increased costs either to the Vogtle Owners or the Contractor or to both.
As construction continues, the risk remains that challenges with Contractor performance including labor productivity, fabrication, delivery, assembly, delivery, and installation of the shield buildingplant systems, structures, and structural modules, delays in the receipt of the remaining permits necessary for the operation of Plant Vogtle Units 3 and 4,components, or other issues could arise and may further impact project schedule and cost. Contractor performance and progress in recent months, primarily associated with Unit 3, has resulted in additional current schedule pressure of approximately three to four months and has increased the likelihood of further schedule impacts to that unit. Georgia Power expects the Contractor to employ mitigation efforts to maintain the current project schedule and believes the Contractor is responsible for any related costs under the Vogtle 3 and 4 Agreement. Should Unit 3 be placed in service after June 2019, Georgia Power estimates its financing costs to be approximately $22 million per month. Additionally, Georgia Power estimates its owner's costs to be approximately $2 million per month, net of delay liquidated damages and certain incentive payments that would no longer be required to be paid per the Contractor Settlement Agreement. The Contractor's progress on Unit 4 indicates that the current estimated in-service date of June 2020 remains achievable. In addition, the IRS has allocated production tax credits to each of Plant Vogtle Units 3 and 4, which require the applicable unit to be placed in service before 2021.
Future claims by the Contractor or Georgia Power (on behalf of the Vogtle Owners) could arise throughout construction. These claims may be resolved through formal and informal dispute resolution procedures under the Vogtle 3 and 4 Agreement and, under the enhanced dispute resolution procedures, may be resolved through litigation after the completion of nuclear fuel load for both units.
The ultimate outcome of these matters cannot be determined at this time.
Gulf Power
Retail Base Rate Case
See Note 3 to the financial statements of Gulf Power under "Retail Regulatory Matters" in Item 8 of the Form 10-K for additional information regarding Gulf Power's rates and charges for service to retail customers.
On May 5, 2016, Gulf Power delivered a letter to the Florida PSC requesting recognition of Gulf Power's ownership in Plant Scherer Unit 3 as being in service to retail customers when and as its existing wholesale contracts expire. As a result, on September 13, 2016, the Florida PSC instructed Gulf Power to file its monthly earnings surveillance reports both including and excluding its share of investment and expenses related to Plant Scherer Unit 3 that is not covered by contracts. See "Retail Base Rate Cases" and "Cost Recovery Clauses" herein for additional information.
Retail Base Rate Cases
See Note 3 to the financial statements of Southern Company and Gulf Power under "Retail Regulatory Matters – Gulf Power – Retail Base Rate Case" and "Retail Regulatory Matters – Retail Base Rate Case"Case," respectively, in Item 8 of the Form 10-K for additional information.

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In 2013, the Florida PSC approved a settlement agreement providing(2013 Rate Case Settlement Agreement) that authorized Gulf Power mayto reduce depreciation and record a regulatory asset up to $62.5 million betweenfrom January 2014 andthrough June 2017. In any given month, such depreciation reduction may not exceed the amount necessary for the retail ROE, as reported to the Florida PSC

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monthly, to reach the midpoint of the authorized retail ROE range then in effect. For 2014 2015, and the first three months of 2016,2015, Gulf Power recognized reductions in depreciation of $8.4 million and $20.1 million, respectively. In the third quarter 2016 and $5.6in accordance with the 2013 Rate Case Settlement Agreement, Gulf Power reversed reductions previously recorded to depreciation. As a result, for the first nine months of 2016, the net reduction in depreciation was zero.
On October 12, 2016, Gulf Power filed a petition (2016 Rate Case) with the Florida PSC requesting an increase in retail rates and charges of $106.8 million respectively.based on the projected test year of January 1, 2017 through December 31, 2017 and a retail ROE of 11% compared to the current retail ROE of 10.25%. The recoverability of the costs associated with the ongoing ownership and operation of Plant Scherer Unit 3 will be decided in this matter. The Florida PSC is expected to make a decision on the 2016 Rate Case in the second quarter 2017. Gulf Power has requested that the increase in base rates, if approved by the Florida PSC, become effective in July 2017. The ultimate outcome of this matter cannot be determined at this time.
Cost Recovery Clauses
See Note 3 to the financial statements of Gulf Power under "Retail Regulatory Matters – Cost Recovery Clauses" in Item 8 of the Form 10-K for additional information regarding Gulf Power's recovery of retail costs through various regulatory clauses and accounting orders. Gulf Power has four regulatory clauses which are approved by the Florida PSC. The balance of each regulatory clause recovery on the balance sheet follows:
Regulatory Clause
Balance Sheet Location
March 31, 2016
December 31, 2015Balance Sheet Line ItemSeptember 30,
2016
December 31, 2015


(in millions)
(in millions)
Fuel Cost Recovery
Other regulatory liabilities, current
$20

$18
Other regulatory liabilities, current$20
$18
Purchased Power Capacity Recovery
Under recovered regulatory clause revenues
4

1
Other regulatory liabilities, current3

Purchased Power Capacity RecoveryUnder recovered regulatory clause revenues
1
Environmental Cost RecoveryOther regulatory liabilities, current5

Environmental Cost Recovery Under recovered regulatory clause revenues 17
 19
Under recovered regulatory clause revenues
19
Energy Conservation Cost Recovery Other regulatory liabilities, current 2
 4
Other regulatory liabilities, current
4
Energy Conservation Cost RecoveryUnder recovered regulatory clause revenues2

On November 2, 2016, the Florida PSC approved Gulf Power's annual rate clause request for its fuel, purchased power capacity, environmental, and energy conservation cost recovery factors for 2017. The net effect of the approved changes is a $41 million decrease in annual revenues for 2017. In general, the decreased revenues will not have a significant impact on net income since most of the revenues will be offset by lower expenses. However, certain costs associated with the ongoing ownership and operation of Plant Scherer Unit 3 were included in the environmental clause rate, which will have an impact of approximately $11 million and $14 million of additional revenue in 2016 and 2017, respectively. The final disposition of these costs and the related impact on rates is expected to be decided by the Florida PSC in the 2016 Rate Case as discussed previously. The ultimate outcome of this matter cannot be determined at this time.
Other Matters
As a result of the cost to comply with environmental regulations imposed by the EPA, Gulf Power retired its coal-fired generation at Plant Smith Units 1 and 2 (357 MWs) on March 31, 2016. Gulf Power filed a petition with the

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Florida PSC requesting permission to recover the remaining net book value of Plant Smith Units 1 and 2 and the remaining materials and supplies associated with these units as of the retirement date. In connection with this request, Gulf Power reclassified approximately $63 million to a regulatory asset, including the remaining net book value of the units and the associated materials and supplies. On August 29, 2016, the Florida PSC approved Gulf Power's request to create a regulatory asset and defer the recovery over a period to be decided in the 2016 Rate Case.
Mississippi Power
Energy Efficiency
See Note 3 to the financial statements of Mississippi Power under "Retail Regulatory Matters – Energy Efficiency" in Item 8 of the Form 10-K for additional information regarding Mississippi Power's energy efficiency programs.
On May 3, 2016, the Mississippi PSC issued an order approving the annual Energy Efficiency Cost Rider Compliance filing, which included an anticipated reduction of $2 million in retail revenues for the year ending December 31, 2016.
Performance Evaluation Plan
See Note 3 to the financial statements of Mississippi Power under "Retail Regulatory Matters – Performance Evaluation Plan" in Item 8 of the Form 10-K for additional information regarding Mississippi Power's base rates.
On April 1, 2016, Mississippi Power submitted its annual PEP lookback filing for 2015, which reflected the need for a $5 million surcharge to be recovered from customers. The filing has been suspended for review by the Mississippi PSC.
On July 12, 2016, Mississippi Power submitted its annual projected PEP filing for 2016 which indicated no change in rates. The filing has been suspended for review by the Mississippi PSC.
The ultimate outcome of this matterthese matters cannot be determined at this time.
Environmental Compliance Overview Plan
See Note 3 to the financial statements of Mississippi Power under "Retail Regulatory Matters – Environmental Compliance Overview Plan" in Item 8 of the Form 10-K for additional information regarding Mississippi Power's ECO Plan.
On August 17, 2016, the Mississippi PSC approved Mississippi Power's revised ECO Plan filing for 2016, which requested the maximum 2% annual increase in revenues, approximately $18 million, primarily related to Plant Daniel Units 1 and 2 scrubbers being placed in service in November 2015. The revised rates became effective with the first billing cycle for September 2016. Approximately $22 million of related revenue requirements in excess of the 2% maximum was deferred for inclusion in the 2017 filing.
Fuel Cost Recovery
See Note 3 to the financial statements of Mississippi Power under "Retail Regulatory Matters – Fuel Cost Recovery" in Item 8 of the Form 10-K for information regarding Mississippi Power's retail fuel cost recovery.
At March 31,September 30, 2016, the amount of over-recovered retail fuel costs included on Mississippi Power's Condensed Balance Sheet herein was $80$58 million compared to over-recovered retail fuel costs of $71 million at December 31, 2015.
The Mississippi PSC conditionally approved a decrease of $120 million annually in fuel cost recovery rates on January 5, 2016, effective with the first billing cycle of February. As required by the order, onfor February 1,2016. On August 17, 2016, Mississippi Power submitted updated natural gas price forecasts and resulting fuel factors to the Mississippi PSC. If approved by the Mississippi PSC the updated forecast wouldapproved an additional decrease of $51 million annually in fuel cost recovery rates effective with the first billing cycle for September 2016.

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Southern Company Gas
Natural Gas Cost Recovery
Southern Company Gas has established natural gas cost recovery rates approved by the relevant state regulatory agencies in the states in which it serves. Natural gas cost recovery revenues are adjusted for differences in actual recoverable natural gas costs and amounts billed in current regulated rates. Accordingly, changes in the billing factor will not have a significant effect on Southern Company's revenues or net income, but will affect cash flow.
Regulatory Infrastructure Programs
Southern Company Gas' natural gas distribution utilities are involved in ongoing capital projects associated with infrastructure improvement programs that have been previously approved by their applicable state regulatory agencies and provide an additional $36appropriate return on invested capital. These infrastructure improvement programs update or expand the natural gas distribution systems of the utilities to improve safety and reliability and meet operational flexibility and growth. Southern Company Gas currently has approved infrastructure improvement programs in six different states with initial program lengths ranging from four to 10 years, with the longest set to expire in 2025. The average annual spend under these programs ranges from $10 million annually.to $250 million.
Southern Company Gas currently has proposed infrastructure improvement programs pending approval by the applicable state regulatory agencies in Georgia and New Jersey requesting average annual spending of $44 million through 2020 and $110 million through 2027, respectively. The ultimate outcome of this matterthese matters cannot be determined at this time.
Integrated Coal Gasification Combined Cycle
See Note 3 to the financial statements of Southern Company and Mississippi Power under "Integrated Coal Gasification Combined Cycle" in Item 8 of the Form 10-K for information regarding Mississippi Power's construction of the Kemper IGCC.
Kemper IGCC Overview
Construction of Mississippi Power's Kemper IGCC is nearing completion and start-up activities will continue until the Kemper IGCC is placed in service. The Kemper IGCC will utilize an IGCC technology with an expected output capacity

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of 582 MWs. The Kemper IGCC will be fueled by locally mined lignite (an abundant, lower heating value coal) from a mine owned by Mississippi Power and situated adjacent to the Kemper IGCC. The mine, operated by North American Coal Corporation, started commercial operation in 2013. In connection with the Kemper IGCC, Mississippi Power constructed and plans to operate approximately 61 miles of CO2 pipeline infrastructure for the planned transport of captured CO2 for use in enhanced oil recovery.
Kemper IGCC Schedule and Cost Estimate
In 2012, the Mississippi PSC issued the 2012 MPSC CPCN Order, a detailed order confirming the CPCN originally approved by the Mississippi PSC in 2010 authorizing the acquisition, construction, and operation of the Kemper IGCC. The certificated cost estimate of the Kemper IGCC included in the 2012 MPSC CPCN Order was $2.4 billion, net of $245 million of grants awarded to the Kemper IGCC project by the DOE under the Clean Coal Power Initiative Round 2 (Initial DOE Grants) and excluding the cost of the lignite mine and equipment, the cost of the CO2 pipeline facilities, and AFUDC related to the Kemper IGCC. The 2012 MPSC CPCN Order approved a construction cost cap of up to $2.88 billion, with recovery of prudently-incurred costs subject to approval by the Mississippi PSC. The Kemper IGCC was originally projected to be placed in service in May 2014. Mississippi Power placed the combined cycle and the associated common facilities portion of the Kemper IGCC in service using natural gas in August 2014 and currently expectscontinues to placeprogress towards completing the remainder of the Kemper IGCC, including the gasifiergasifiers and the gas clean-up facilities, in service duringfacilities. The initial production of syngas began on July 14, 2016 for gasifier "B" and on September 13, 2016 for gasifier "A." On October 11, 2016, the third quarter 2016.Kemper IGCC began testing using clean syngas from gasifier "A" and the related gas clean-up systems to produce electricity. Late on October 31, 2016, gasifier "A" experienced challenges associated with the ash removal systems, and on November 2, 2016, Mississippi Power determined a maintenance outage on gasifier "A" is needed to make improvements to the ash removal systems.

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Therefore, Mississippi Power has re-sequenced activities, and gasifier "B" is now expected to progress through testing and begin producing electricity during the gasifier "A" outage. In light of these changes, Mississippi Power has determined that integrated operation of both gasifiers will not occur by mid-November and has revised the expected in-service date for the remainder of the Kemper IGCC to December 31, 2016. The remaining schedule reflects the time expected to achieve production of electricity using gasifier "B," complete gasifier "A" outage activities, and resume electricity production using gasifier "A," as well as to complete the integration of all systems necessary for both combustion turbines to simultaneously generate electricity with syngas.
Recovery of the costs subject to the cost cap and the cost of the lignite mine and equipment, the cost of the CO2 pipeline facilities, AFUDC, and certain general exceptions, including change of law, force majeure, and beneficial capital (which exists when Mississippi Power demonstrates that the purpose and effect of the construction cost increase is to produce efficiencies that will result in a neutral or favorable effect on customers relative to the original proposal for the CPCN) (Cost Cap Exceptions) remains subject to review and approval by the Mississippi PSC. Mississippi Power's Kemper IGCC 2010 project estimate, current cost estimate (which includes the impacts of the Mississippi Supreme Court's (Court) decision discussed herein under "Rate Recovery of Kemper IGCC Costs – 2013 MPSC Rate Order"), and actual costs incurred as of March 31,September 30, 2016 are as follows:
Cost Category
2010 Project Estimate(f)
 
Current Cost Estimate(a)
 Actual Costs
2010 Project Estimate(a)
 
Current Cost Estimate(b)
 Actual Costs
(in billions)(in billions)
Plant Subject to Cost Cap(g)(e)
$2.40
 $5.35
 $4.99
$2.40
 $5.52
 $5.30
Lignite Mine and Equipment0.21
 0.23
 0.23
0.21
 0.23
 0.23
CO2 Pipeline Facilities
0.14
 0.11
 0.12
0.14
 0.11
 0.11
AFUDC(c)(d)
0.17
 0.71
 0.62
0.17
 0.75
 0.71
Combined Cycle and Related Assets Placed in
Service – Incremental
(g)(e)

 0.02
 0.01

 0.04
 0.03
General Exceptions0.05
 0.10
 0.09
0.05
 0.10
 0.09
Deferred Costs(g)(e)

 0.20
 0.18

 0.21
 0.20
Additional DOE Grants(h)(f)

 (0.14) 

 (0.14) (0.14)
Total Kemper IGCC$2.97
 $6.58
 $6.24
$2.97
 $6.82
 $6.53
(a)Amounts
The 2010 Project Estimate is the certificated cost estimate adjusted to include the certificated estimate for the CO2 pipeline facilities approved in 2011 by the Current Cost Estimate reflect estimated costs through September 30, 2016.Mississippi PSC, as well as the lignite mine and equipment, AFUDC, and general exceptions.
(b)Amounts in the Current Cost Estimate include certain estimated post-in-service costs which are expected to be subject to the cost cap.
(c)
The 2012 MPSC CPCN Order approved a construction cost cap of up to $2.88 billion, net of the Initial DOE Grants and excluding the Cost Cap Exceptions. The Current Cost Estimate and the Actual Costs include non-incremental operating and maintenance costs related to the combined cycle and associated common facilities placed in service in August 2014 that are subject to the $2.88 billion cost cap and exclude post-in-service costs for the lignite mine. See "Rate"Rate Recovery of Kemper IGCC Costs2013 MPSC Rate Order"Order" herein for additional information. The Current Cost Estimate and the Actual Costs reflect 100% of the costs of the Kemper IGCC. See note (g)(e) for additional information.
(c)(d)
Mississippi Power's original estimate2010 Project Estimate included recovery of financing costs during construction rather than the accrual of AFUDC. This approach was not approved by the Mississippi PSC in 2012 as described in "Rate"Rate Recovery of Kemper IGCC Costs.Costs2013 MPSC Rate Order." The current estimateCurrent Cost Estimate also reflects the impact of a settlement agreement with the wholesale customers for cost-based rates under FERC's jurisdiction. See "FERC Matters""FERC Matters" herein for additional information.
(d)Incremental operating and maintenance costs related to the combined cycle and associated common facilities placed in service in August 2014, net of costs related to energy sales. See "Rate Recovery of Kemper IGCC Costs – 2013 MPSC Rate Order" herein for additional information.
(e)The 2012 MPSC CPCN Order approved deferral of non-capital
Non-capital Kemper IGCC-related costs incurred during construction as described in "Rate Recovery of Kemper IGCC Costs – Regulatory Assets and Liabilities" herein.
(f)
The 2010 Project Estimate is the certificated cost estimate adjusted to include the certificatedestimate for the CO2 pipeline facilities approved in 2011 by the Mississippi PSC.
(g)Beginning in the third quarter 2015, certain costs, including debt carrying costs (associated with assets placed in service and other non-CWIP accounts), that previously were initially deferred as regulatory assetsassets. Some of these costs are now included in rates and are being recognized through income; however, such costs continue to be included in the Current Cost Estimate and the Actual Costs at March 31,September 30, 2016. The wholesale portion of debt carrying costs, whether deferred or recognized through income, is not included in the Current Cost Estimate and the Actual Costs at September 30, 2016. See "Rate Recovery of Kemper IGCC CostsRegulatory Assets and Liabilities" herein for additional information.
(h)(f)On April 8, 2016, Mississippi Power received approximately $137 million in additional grants from the DOE for the Kemper IGCC (Additional DOE Grants), which are expected to be used to reduce future rate impacts for customers.
Of the total costs, including post-in-service costs for the lignite mine, incurred as of March 31, 2016, $3.61 billion was included in property, plant, and equipment (which is net of the Initial DOE Grants and estimated probable losses of $2.47 billion), $6 million in other property and investments, $75 million in fossil fuel stock, $45 million in materials and supplies, $22 million in other regulatory assets, current, $196 million in other regulatory assets, deferred, $1 million in other current assets, and $11 million in other deferred charges and assets in the balance sheet.

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Of the total costs, including post-in-service costs for the lignite mine, incurred as of September 30, 2016, $3.70 billion was included in property, plant, and equipment (which is net of the Initial DOE Grants, the Additional DOE Grants, and estimated probable losses of $2.63 billion), $6 million in other property and investments, $81 million in fossil fuel stock, $46 million in materials and supplies, $33 million in other regulatory assets, current, $177 million in other regulatory assets, deferred, $4 million in other current assets, and $9 million in other deferred charges and assets in the balance sheet.
Mississippi Power does not intend to seek rate recovery for any costs related to the construction of the Kemper IGCC that exceed the $2.88 billion cost cap, net of the Initial DOE Grants and excluding the Cost Cap Exceptions. Mississippi Power recorded pre-tax charges to income for revisions to the cost estimate above the cost cap of $53$88 million ($3354 million after tax) in the firstthird quarter 2016 and a total of $222 million ($137 million after tax) for the nine months ended September 30, 2016. Since 2012, in the aggregate, Mississippi Power has incurred charges of $2.47$2.63 billion ($1.521.63 billion after tax) as a result of changes in the cost estimate above the cost cap for the Kemper IGCC through March 31,September 30, 2016. The increase to the cost estimate in the firstthird quarter of 2016 primarily reflects costs$53 million for the extension of the Kemper IGCC's projected in-service date through September 30,from October 31, 2016 to December 31, 2016 and increased efforts related to operational readiness and challenges in start-up and commissioning activities, which includesincluding the cost of repairs and modifications to gasifier "B" and mechanical improvements to coal feed and ash management systems, as well as certain post-in-service costs expected to be subject to the refractory lining insidecost cap. The year-to-date increase to the gasifiers. cost estimate also includes $78 million for the extension of the Kemper IGCC's projected in-service date from August 31, 2016 to October 31, 2016. In addition, during the start-up and commissioning process, Mississippi Power is identifying potential improvement projects that ultimately may be completed subsequent to placing the remainder of the Kemper IGCC in service. If completed, such improvement projects would be expected to enhance plant performance, safety, and/or operations. The related potential costs have yet to be fully evaluated, have not been included in the current cost estimate, and may be subject to the $2.88 billion cost cap.
Any extension of the in-service date beyond September 30,December 31, 2016 is currently estimated to result in additional base costs of approximately $25 million to $35 million per month, whichwhich includes maintaining necessary levels of start-up labor, materials, and fuel, as well as operational resources required to execute start-up and commissioning activities. However, additional costs may be required for remediation of any further equipment and/or design issues identified. Any extension of the in-service date with respect to the Kemper IGCC beyond September 30,December 31, 2016 would also increase costs for the Cost Cap Exceptions, which are not subject to the $2.88 billion cost cap established by the Mississippi PSC. These costs include AFUDC, which is currently estimated to total approximately $14$15 million per month, as well as carrying costs and operating expenses on Kemper IGCC assets placed in service and consulting and legal fees of approximately $2$3 million per month. For additional information, see "2015"2015 Rate Case"Case" herein.
Mississippi Power's analysis of the time needed to complete the start-up and commissioning activities for the Kemper IGCC will continue until the remaining Kemper IGCC assets are placed in service. The next steps for the facility include the testing and production of electricity using clean syngas from gasifier "B," as well as the generation of electricity using clean syngas from gasifier "A," which are scheduled to occur by the end of November. If integrated operation of both gasifiers does not occur by mid-December, the expected in-service date and related cost estimate for the Kemper IGCC likely would require further revision. Further cost increases and/or extensions of the expected in-service date with respect to the Kemper IGCC may result from factors including, but not limited to, labor costs and productivity, adverse weather conditions, shortages and inconsistent quality ofdifficulties integrating the systems required for sustained operations, sustaining nitrogen supply, major equipment materials, and labor, contractor or supplier delay, non-performance under operating or other agreements, operational readiness, including specialized operator training and required site safety programs, failure, unforeseen engineering or design problems start-up activities for this first-of-a-kind technology (including major equipment failure and system integration),including any repairs and/or modifications to systems, and/or operational performance (including additional costs to satisfy any operational parameters ultimately adopted by the Mississippi PSC). In subsequent periods, anyAny further changes in the estimated costs to complete construction and start-up of the Kemper IGCC subject to the $2.88 billion cost cap, net of the Initial DOE Grants and excluding the Cost Cap Exceptions, will be reflected in Southern Company's and Mississippi Power's statements of income and these changes could be material.

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Rate Recovery of Kemper IGCC Costs
See "FERC Matters""FERC Matters" herein for additional information regarding Mississippi Power's MRA cost based tariff relating to recovery of a portion of the Kemper IGCC costs from Mississippi Power's wholesale customers. Rate recovery of the retail portion of the Kemper IGCC is subject to the jurisdiction of the Mississippi PSC. See Note (G) under "Unrecognized"Unrecognized Tax BenefitsSection 174 Research and Experimental Deduction"Deduction" for additional tax information related to the Kemper IGCC.
The ultimate outcome of the rate recovery matters discussed herein, including the resolution of legal challenges, determinations of prudency, and the specific manner of recovery of prudently-incurred costs, cannot be determined at this time, but could have a material impact on Southern Company's and Mississippi Power's results of operations, financial condition, and liquidity.
2012 MPSC CPCN Order
The 2012 MPSC CPCN Order included provisions relating to both Mississippi Power's recovery of financing costs during the course of construction of the Kemper IGCC and Mississippi Power's recovery of costs following the date the Kemper IGCC is placed in service. With respect to recovery of costs following the in-service date of the Kemper IGCC, the 2012 MPSC CPCN Order provided for the establishment of operational cost and revenue parameters based upon assumptions in Mississippi Power's petition for the CPCN. Mississippi Power expects the Mississippi PSC to apply operational parameters in connection with future proceedings related to the operation of the Kemper

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IGCC. To the extent the Mississippi PSC determines the Kemper IGCC does not meet the operational parameters ultimately adopted by the Mississippi PSC or Mississippi Power incurs additional costs to satisfy such parameters, there could be a material adverse impact on Southern Company's or Mississippi Power's financial statements. See "Prudence" herein for additional information.
2013 MPSC Rate Order
In January 2013, Mississippi Power entered into a settlement agreement with the Mississippi PSC that was intended to establish the process for resolving matters regarding cost recovery related to the Kemper IGCC (2013 Settlement Agreement). Under the 2013 Settlement Agreement, Mississippi Power agreed to limit the portion of prudently-incurred Kemper IGCC costs to be included in retail rate base to the $2.4 billion certificated cost estimate, plus the Cost Cap Exceptions, but excluding AFUDC, and any other costs permitted or determined to be excluded from the $2.88 billion cost cap by the Mississippi PSC. In March 2013, the Mississippi PSC issued a rate order approving retail rate increases of 15% effective March 19, 2013 and 3% effective January 1, 2014, which collectively were designed to collect $156 million annually beginning in 2014 (2013 MPSC Rate Order) to be used to mitigate customer rate impacts after the Kemper IGCC is placed in service, based on a mirror CWIP methodology (Mirror CWIP rate).
Because the 2013 MPSC Rate Order did not provide for the inclusion of CWIP in rate base as permitted by the Baseload Act, Mississippi Power continues to record AFUDC on the Kemper IGCC. Mississippi Power will not recordThrough September 30, 2016, AFUDC on any additional costs ofrecorded since the original May 2014 estimated in-service date for the Kemper IGCC that exceedhas totaled $352 million. Mississippi Power has not recorded any AFUDC on Kemper IGCC costs in excess of the $2.88 billion cost cap, except for Cost Cap Exception amounts.
On February 12, 2015, the Court reversed the 2013 MPSC Rate Order based on, among other things, its findings that (1) the Mirror CWIP rate treatment was not provided for under the Baseload Act and (2) the Mississippi PSC should have determined the prudence of Kemper IGCC costs before approving rate recovery through the 2013 MPSC Rate Order. The Court also found the 2013 Settlement Agreement unenforceable due to a lack of public notice for the related proceedings. On July 7, 2015, the Mississippi PSC ordered that the Mirror CWIP rate be terminated effective July 20, 2015 and required the fourth quarter 2015 refund of the $342 million collected under the 2013 MPSC Rate Order, along with associated carrying costs of $29 million. The Court's decision did not impact the 2012 MPSC CPCN Order or the February 2013 legislation described below.

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2015 Rate Case
As a result ofOn August 13, 2015, the 2015 Court decision, on July 10, 2015, Mississippi Power filed a supplemental filing including aPSC approved Mississippi Power's request for interim rates, (Supplemental Notice) with the Mississippi PSC which presented an alternative rate proposal (In-Service Asset Proposal) designed to recover Mississippi Power's costs associated with the Kemper IGCC assets that are commercially operational and currently providing service to customers (the transmission facilities, combined cycle, natural gas pipeline, and water pipeline) and other related costs. On August 13, 2015, the Mississippi PSC approved the implementation of the requestedThe interim rates were designed to collect approximately $159 million annually and became effective with the first billing cycle infor September 2015, subject to refund and certain other conditions.
On December 3, 2015, the Mississippi PSC issued the In-Service Asset Rate Order adopting in full a stipulation entered into between Mississippi Power and the Mississippi Public Utilities Staff (MPUS) regarding the In-Service Asset Proposal. The In-Service Asset Rate Order provided for retail rate recovery of an annual revenue requirement of approximately $126 million, based on Mississippi Power's actual average capital structure, with a maximum common equity percentage of 49.733%, a 9.225% return on common equity, and actual embedded interest costs. The In-Service Asset Rate Order also included a prudence finding of all costs in the stipulated revenue requirement calculation for the in-service assets. The stipulated revenue requirement excluded the costs of the Kemper IGCC related to the 15% undivided interest that was previously projected to be purchased by SMEPA. Mississippi Power continues to evaluate its alternatives with respect to its investment and related costs associated with the 15% undivided interest.

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With implementation of the new raterates on December 17, 2015, the interim rates were terminated and, in March 2016, Mississippi Power completed customer refunds of approximately $11 million for the difference between the interim rates collected and the permanent rates.
PursuantOn July 27, 2016, the Court dismissed Greenleaf CO2 Solutions, LLC (Greenleaf) motion for reconsideration of its previous decision to dismiss Greenleaf's appeal of the In-Service Asset Rate Order,Order.
In addition to current estimated costs at September 30, 2016 of $6.82 billion, Mississippi Power anticipates that it will incur additional expenses in excess of current rates associated with operating the Kemper IGCC after it is placed in service until the Kemper IGCC cost recovery approach is finalized, which are expected to be material. These costs include, but are not limited to, regulatory costs, operational costs in excess of current rates, taxes, and additional carrying costs. Mississippi Power expects to request authority from the Mississippi PSC and the FERC to defer all Kemper IGCC costs incurred after the in-service date that cannot be capitalized, are not included in current rates, and are not required to be charged against earnings as a result of the $2.88 billion cost cap until such time as the Mississippi PSC completes its review and includes the resulting allowable costs in rates. Mississippi Power is required to file a subsequentits next rate request within 18 months.with the Mississippi PSC related to cost recovery for the Kemper IGCC by June 3, 2017. See "Regulatory Assets and Liabilities" below for additional information. As part of thethat filing, Mississippi Power expects to request recovery of certain costs that the Mississippi PSC had excluded from the revenue requirement calculation.
On February 25, 2016, Greenleaf CO2 Solutions, LLC filed a notice of appeal ofcalculation for the In-Service Asset Rate Order with the Court. On May 5, 2016, the Court dismissed the appeal.in-service assets.
Legislation to authorize a multi-year rate plan and legislation to provide for alternate financing through securitization of up to $1.0 billion of prudently-incurred costs was enacted into law in 2013. Mississippi Power expects to securitize prudently-incurred qualifying facility costs in excess of the certificated cost estimate of $2.4 billion. Qualifying facility costs include, but are not limited to, pre-construction costs, construction costs, regulatory costs, and accrued AFUDC. The Court's decision regarding the 2013 MPSC Rate Order did not impact Mississippi Power's ability to utilize alternate financing through securitization or the February 2013 legislation.
Prudence
On August 17, 2016, the Mississippi PSC issued an order establishing a discovery docket to manage all filings related to the prudence of the Kemper IGCC. On October 3, 2016, Mississippi Power made a required compliance filing, which included a review and explanation of differences between the Kemper IGCC project estimate set forth in the 2010 CPCN proceeding and the most recent Kemper IGCC project estimate, as well as comparisons of current cost estimates and current expected plant operational parameters to the estimates presented in the 2010 CPCN proceedings for the first five years following the start of commercial operations. Certain costs, including

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operations and maintenance, are materially higher than the amounts presented in the CPCN proceedings. Additionally, while the current estimated operational availability estimates reflect ultimate results similar to those presented in the 2010 CPCN proceedings, the ramp up period for the current estimates reflects a lower starting point and a slower escalation rate. Mississippi Power expects to seek additional rate reliefthe Mississippi PSC to address recovery of the remaining Kemper IGCC assets. In addition to current estimated costs at March 31, 2016 of $6.58 billion, Mississippi Power anticipates that it will incur additional costs after the Kemper IGCC in-service date until the Kemper IGCC cost recovery approach is finalized. These costs include, but are not limited to, regulatory costs and additional carrying costs which could be material. Recovery of these costs would be subject to approval by the Mississippi PSC.issues in connection with its next rate request.
Regulatory Assets and Liabilities
Consistent with the treatment of non-capital costs incurred during the pre-construction period, the Mississippi PSC issued an accounting order in 2011 granting Mississippi Power the authority to defer all non-capital Kemper IGCC-related costs to a regulatory asset through the in-service date, subject to review of such costs by the Mississippi PSC. Such costs include, but are not limited to, carrying costs on Kemper IGCC assets currently placed in service, costs associated with Mississippi PSC and MPUS consultants, prudence costs, legal fees, and operating expenses associated with assets placed in service.
In August 2014, Mississippi Power requested confirmation by the Mississippi PSC of Mississippi Power's authority to defer all operating expenses associated with the operation of the combined cycle subject to review of such costs by the Mississippi PSC. In addition, Mississippi Power is authorized to accrue carrying costs on the unamortized balance of such regulatory assets at a rate and in a manner to be determined by the Mississippi PSC in future cost recovery mechanism proceedings. Beginning in the third quarter 2015 and the second quarter 2016, in connection with the implementation of interimretail and wholesale rates, respectively, Mississippi Power began expensing certain ongoing project costs and certain retail debt carrying costs (associated with assets placed in service and other non-CWIP accounts) that previously were deferred as regulatory assets and began amortizing certain regulatory assets associated with assets placed in service and consulting and legal fees. The amortization periods for these regulatory assets vary from two years to 10 years as set forth in the In-Service Asset Rate Order.Order and the settlement agreement with wholesale customers. As of March 31,September 30, 2016, the balance associated with these regulatory assets was $120$105 million, of which $22$33 million is included in current assets. Other regulatory assets associated with the remainder of the Kemper IGCC totaled $98$105 million as of March 31,September 30, 2016. The amortization period for these assets is expected to be determined by the Mississippi PSC in future rate proceedings following completion of construction and start-up of the Kemper IGCC and related prudence reviews.
See "2013 MPSC Rate Order""FERC Matters" herein for information related to the July 7, 2015 Mississippi PSC order terminating the Mirror CWIP rate and requiring refund of collections under Mirror CWIP.2016 settlement agreement with wholesale customers.
See Note 1 to the financial statements of Southern Company and Mississippi Power under "Regulatory Assets and Liabilities" in Item 8 of the Form 10-K for additional information.
The In-Service Asset Rate Order requires Mississippi Power to submit an annual true-up calculation of its actual cost of capital, compared to the stipulated total cost of capital, with the first occurring as of May 31, 2016. As of

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March 31,At September 30, 2016, Mississippi Power recorded aPower's related regulatory liability ofincluded in its balance sheet totaled approximately $3$7 million. See "2015"2015 Rate Case"Case" herein for additional information.
See Note 1 to the financial statements of Southern Company and Mississippi Power under "Regulatory Assets and Liabilities" in Item 8 of the Form 10-K for additional information.
Lignite Mine and CO2 Pipeline Facilities
In conjunction with the Kemper IGCC, Mississippi Power will own the lignite mine and equipment and has acquired and will continue to acquire mineral reserves located around the Kemper IGCC site. The mine started commercial operation in June 2013.
In 2010, Mississippi Power executed a 40-year management fee contract with Liberty Fuels Company, LLC (Liberty Fuels), a wholly-owned subsidiary of The North American Coal Corporation, which developed, constructed, and is operating and managing the mining operations. The contract with Liberty Fuels is effective through the end of the mine reclamation. As the mining permit holder, Liberty Fuels has a legal obligation to perform mine reclamation and Mississippi Power has a contractual obligation to fund all reclamation activities. In addition to the obligation to fund the reclamation activities, Mississippi Power currently provides working capital support to Liberty Fuels through cash advances for capital purchases, payroll, and other operating expenses. See

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Note 1 to the financial statements of Mississippi Power under "Asset Retirement Obligations and Other Costs of Removal" and "Variable Interest Entities" in Item 8 of the Form 10-K for additional information.
In addition, Mississippi Power has constructed and will operate the CO2 pipeline for the planned transport of captured CO2 for use in enhanced oil recovery. Mississippi Power has entered into agreements with Denbury Onshore (Denbury), a subsidiary of Denbury Resources Inc., and Treetop Midstream Services, LLC (Treetop), an affiliate of Tellus Operating Group, LLC and a subsidiary of Tengrys, LLC, pursuant to which Denbury willwould purchase 70% of the CO2 captured from the Kemper IGCC and Treetop willwould purchase 30% of the CO2 captured from the Kemper IGCC. The agreementsOn June 3, 2016, Mississippi Power cancelled its contract with Treetop and amended its contract with Denbury to reflect, among other things, Denbury's agreement to purchase 100% of the CO2 captured from the Kemper IGCC, an initial contract term of 16 years, and Treetop provide Denbury and Treetop with termination rights asif Mississippi Power has not satisfied its contractual obligation to deliver captured CO2 by May 11, 2015. Since May 11, 2015,July 1, 2017, in addition to Denbury's existing termination rights in the event of a change in law, force majeure, or an event of default by Mississippi Power has been engaged in ongoing discussions with its off-takers regarding the status of the CO2 delivery schedule as well as other issues related to the CO2 agreements. As a result of discussions with Treetop, on August 3, 2015, Mississippi Power agreed to amend certain provisions of their agreement that do not affect pricing or minimum purchase quantities. Potential requirements imposed on CO2 off-takers under the Clean Power Plan (if ultimately enacted in its current form, pending resolution of litigation) and the potential adverse financial impact of low oil prices on the off-takers increase the risk that the CO2 contracts may be terminated or materially modified.Power. Any termination or material modification of these agreementsthe agreement with Denbury could impact the operations of the Kemper IGCC and result in a material reduction in Mississippi Power's revenues to the extent Mississippi Power is not able to enter into other similar contractual arrangements.arrangements or otherwise sequester the CO2 produced. Additionally, if the contracts remain in place, sustained oil price reductions could result in significantly lower revenues than Mississippi Power forecasted to be available to offset customer rate impacts, which could have a material impact on Mississippi Power's financial statements.
The ultimate outcome of these matters cannot be determined at this time.
Civil LawsuitLitigation
On April 26, 2016, a complaint against Mississippi Power was filed in Harrison County Circuit Court (Circuit Court) by Biloxi Freezing & Processing Inc., Gulfside Casino Partnership, and John Carlton Dean.Dean, which was amended and refiled on July 11, 2016 to include, among other things, Southern Company as a defendant. On August 12, 2016, Southern Company and Mississippi Power removed the case to the U.S. District Court for the Southern District of Mississippi, where the case is currently pending. However, the plaintiffs have filed a request to remand the case back to state court. The plaintiffs allegeindividual plaintiff, John Carlton Dean, alleges that Mississippi Power and Southern Company violated the Mississippi Unfair Trade Practices ActAct. All plaintiffs have alleged that Mississippi Power and Southern Company concealed, falsely represented, and failed to fully disclose important facts concerning the cost and schedule of the Kemper IGCC and that Mississippi Power'sthese alleged breaches interfered withhave unjustly enriched Mississippi Power and destroyed economically advantageous relationships between the plaintiffs and their current and prospective business associates.Southern Company. The plaintiffs seek unspecified actual damages and punitive damages as well asdamages; ask the Circuit Court to appoint a receiver to oversee, operate, manage, and otherwise control all affairs relating to the Kemper IGCC; ask the Circuit Court to revoke any licenses or certificates authorizing Mississippi Power or Southern Company to engage in any business related to the Kemper IGCC in Mississippi; and seek attorney's fees, costs, and interest. The plaintiffs also seek an injunction to prevent any Kemper IGCC costs from being charged to customers through electric rates.
On June 9, 2016, Treetop, Greenleaf, Tenrgys, LLC, Tellus Energy, LLC, WCOA, LLC, and Tellus Operating Group filed a complaint against Mississippi Power, believes thisSouthern Company, and SCS in the state court in Gwinnett County, Georgia. The complaint relates to the cancelled CO2 contract with Treetop and alleges fraudulent misrepresentation, fraudulent concealment, civil conspiracy, and breach of contract on the part of Mississippi Power, Southern Company, and SCS and seeks compensatory damages of $100 million, as well as unspecified punitive damages. Southern Company, Mississippi Power, and SCS have moved to compel arbitration pursuant to the terms of the CO2 contract.
Southern Company and Mississippi Power believe these legal challenge haschallenges have no merit; however, an adverse outcome in this proceedingthese proceedings could impact Southern Company's results of operations, financial condition, and liquidity and could have a material impact on Mississippi Power's results of operations, financial condition, and liquidity. Southern Company and Mississippi Power will vigorously defend the matter,themselves in these matters, and the finalultimate outcome of this matterthese matters cannot be determined at this time.

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(UNAUDITED)

(C)FAIR VALUE MEASUREMENTS
As of March 31,September 30, 2016, assets and liabilities measured at fair value on a recurring basis during the period, together with their associated level of the fair value hierarchy, were as follows:
Fair Value Measurements Using    Fair Value Measurements Using  
As of March 31, 2016:
Quoted Prices
in Active
Markets for
Identical
Assets
(Level 1)
 
Significant
Other
Observable
Inputs
(Level 2)
 
Significant
Unobservable
Inputs
(Level 3)
 Net Asset Value as a Practical Expedient (NAV) Total
As of September 30, 2016:
Quoted Prices
in Active
Markets for
Identical
Assets
(Level 1)
 
Significant
Other
Observable
Inputs
(Level 2)
 
Significant
Unobservable
Inputs
(Level 3)
 Net Asset Value as a Practical Expedient (NAV) Total
(in millions)(in millions)
Southern Company                  
Assets:                  
Energy-related derivatives(a)$
 $12
 $
 $
 $12
$203
 $190
 $
 $
 $393
Interest rate derivatives
 33
 
 
 33

 19
 
 
 19
Nuclear decommissioning trusts(a)
624
 898
 
 16
 1,538
Foreign currency derivatives
 23
 
 
 23
Nuclear decommissioning trusts(b)
660
 938
 
 18
 1,616
Cash equivalents503
 
 
 
 503
1,680
 
 
 
 1,680
Other investments9
 
 1
 
 10
9
 
 1
 
 10
Total$1,136
 $943
 $1
 $16
 $2,096
$2,552
 $1,170
 $1
 $18
 $3,741
Liabilities:                  
Energy-related derivatives$
 $201
 $
 $
 $201
$267
 $274
 $
 $
 $541
Interest rate derivatives
 193
 
 
 193

 7
 
 
 7
Foreign currency derivatives
 24
 
 
 24
Contingent consideration
 
 18
 
 18
Total$
 $394
 $
 $
 $394
$267
 $305
 $18
 $
 $590
                  
Alabama Power                  
Assets:                  
Energy-related derivatives$
 $3
 $
 $
 $3
$
 $8
 $
 $
 $8
Nuclear decommissioning trusts(b)
        

Nuclear decommissioning trusts(c)
        

Domestic equity365
 67
 
 
 432
373
 72
 
 
 445
Foreign equity46
 48
 
 
 94
49
 49
 
 
 98
U.S. Treasury and government agency securities
 25
 
 
 25

 22
 
 
 22
Corporate bonds11
 137
 
 
 148
22
 148
 
 
 170
Mortgage and asset backed securities
 21
 
 
 21

 21
 
 
 21
Private Equity
 
 
 16
 16

 
 
 18
 18
Other
 9
 
 
 9

 7
 
 
 7
Cash equivalents321
 
 
 
 321
410
 
 
 
 410
Total$743
 $310
 $
 $16
 $1,069
$854
 $327
 $
 $18
 $1,199
Liabilities:                  
Energy-related derivatives$
 $49
 $
 $
 $49
$
 $21
 $
 $
 $21

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(UNAUDITED)

Fair Value Measurements Using    Fair Value Measurements Using  
As of March 31, 2016:
Quoted Prices
in Active
Markets for
Identical
Assets
(Level 1)
 
Significant
Other
Observable
Inputs
(Level 2)
 
Significant
Unobservable
Inputs
(Level 3)
 Net Asset Value as a Practical Expedient (NAV) Total
As of September 30, 2016:
Quoted Prices
in Active
Markets for
Identical
Assets
(Level 1)
 
Significant
Other
Observable
Inputs
(Level 2)
 
Significant
Unobservable
Inputs
(Level 3)
 Net Asset Value as a Practical Expedient (NAV) Total
(in millions)(in millions)
Georgia Power                  
Assets:                  
Energy-related derivatives$
 $4
 $
 $
 $4
$
 $15
 $
 $
 $15
Interest rate derivatives
 14
 
 
 14

 10
 
 
 10
Nuclear decommissioning trusts(b) (c)
         
Nuclear decommissioning trusts(c) (d)
         
Domestic equity180
 1
 
 
 181
197
 1
 
 
 198
Foreign equity
 115
 
 
 115

 125
 
 

 125
U.S. Treasury and government agency securities
 111
 
 
 111

 59
 
 
 59
Municipal bonds
 66
 
 
 66

 70
 
 
 70
Corporate bonds
 146
 
 
 146

 172
 
 
 172
Mortgage and asset backed securities
 145
 
 
 145

 149
 
 
 149
Other22
 7
 
 
 29
19
 43
 
 
 62
Cash equivalents57
 
 
 
 57
32
 
 
 
 32
Total$259
 $609
 $
 $
 $868
$248
 $644
 $
 $
 $892
Liabilities:                  
Energy-related derivatives$
 $11
 $
 $
 $11
$
 $16
 $
 $
 $16
                  
Gulf Power                  
Assets:                  
Energy-related derivatives$
 $1
 $
 $
 $1
Cash equivalents$20
 $
 $
 $
 $20
20
 
 
 
 20
Total$20
 $1
 $
 $
 $21
Liabilities:                  
Energy-related derivatives$
 $94
 $
 $
 $94
$
 $51
 $
 $
 $51
Interest rate derivatives
 5
 
 
 5

 6
 
 
 6
Total$
 $99
 $
 $
 $99
$
 $57
 $
 $
 $57
                  
Mississippi Power                  
Assets:                  
Cash equivalents$24
 $
 $
 $
 $24
Liabilities:         
Energy-related derivatives$
 $44
 $
 $
 $44
$
 $1
 $
 $
 $1
         
Southern Power         
Assets:         
Energy-related derivatives$
 $5
 $
 $
 $5
Interest rate derivatives
 1
 
 
 1
Cash equivalents39
 
 
 
 39
137
 
 
 
 137
Total$39
 $6
 $
 $
 $45
$137
 $1
 $
 $
 $138
Liabilities:                  
Energy-related derivatives$
 $3
 $
 $
 $3
$
 $21
 $
 $
 $21
Interest rate derivatives
 1
 
 
 1
Total$
 $22
 $
 $
 $22
         

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(UNAUDITED)

 Fair Value Measurements Using  
As of September 30, 2016:
Quoted Prices
in Active
Markets for
Identical
Assets
(Level 1)
 
Significant
Other
Observable
Inputs
(Level 2)
 
Significant
Unobservable
Inputs
(Level 3)
 Net Asset Value as a Practical Expedient (NAV) Total
 (in millions)
Southern Power         
Assets:         
Energy-related derivatives$
 $3
 $
 $
 $3
Foreign currency derivatives
 23
 
 
 23
Cash equivalents647
 
 
 
 647
Total$647
 $26
 $
 $
 $673
Liabilities:         
Energy-related derivatives$
 $3
 $
 $
 $3
Foreign currency derivatives
 24
 
 
 24
Contingent consideration
 
 18
 
 18
Total$

$27

$18

$

$45
(a)Excludes $7 million associated with certain weather derivatives accounted for based on intrinsic value rather than fair value.
(b)For additional detail, see the nuclear decommissioning trusts sections for Alabama Power and Georgia Power in this table.
(b)(c)Excludes receivables related to investment income, pending investment sales, payables related to pending investment purchases, and currencies.
(c)(d)Includes the investment securities pledged to creditors and collateral received and excludes payables related to the securities lending program. As of March 31,September 30, 2016, approximately $58$42 million of the fair market value of Georgia Power's nuclear decommissioning trust funds' securities were on loan to creditors under the funds' managers' securities lending program.
Southern Company, Alabama Power, and Georgia Power continue to elect the option to fair value investment securities held in the nuclear decommissioning trust funds. For the three months ended March 31, 2016 and March 31, 2015, the change inThe fair value of the funds at Southern Company, including reinvested interest and dividends and excluding the funds' expenses, increased by $20$49 million and $116 million, respectively, for the three and nine months ended September 30, 2016, and decreased by $65 million and $33 million, respectively, at Southern Company. Forfor the three and nine months ended March 31, 2016 and March 31, 2015,September 30, 2015. Alabama Power recorded an increase in fair value of $11$26 million and $15$66 million, respectively, for the three and nine months ended September 30, 2016 and a decrease in fair value of $39 million and $19 million, respectively, for the three and nine months ended September 30, 2015 as an increasea change in regulatory liabilities related to its asset retirement obligations. For the three months ended March 31, 2016 and March 31, 2015,AROs. Georgia Power recorded an increase in fair value of $9$23 million and $18$50 million, respectively, for the three and nine months ended September 30, 2016 and a decrease in fair value of $26 million and $14 million, respectively, for the three and nine months ended September 30, 2015 as a reduction ofchange in its regulatory asset related to its asset retirement obligations.AROs.
Valuation Methodologies
The energy-related derivatives primarily consist of exchange-traded and over-the-counter financial products for natural gas and physical power products, including, from time to time, basis swaps. These are standard products used within the energy industry and are valued using the market approach. The inputs used are mainly from observable market sources, such as forward natural gas prices, power prices, implied volatility, and overnight index swap interest rates. Interest rate derivatives are also standard over-the-counter products that are valued using observable market data and assumptions commonly used by market participants. The fair value of interest rate derivatives reflectreflects the net present value of expected payments and receipts under the swap agreement based on the market's expectation of future interest rates. Additional inputs to the net present value calculation may include the contract terms, counterparty credit risk, and occasionally, implied volatility of interest rate options. The fair value of cross-currency swaps reflects the net present value of expected payments and receipts under the swap agreement based on the market's expectation of future foreign currency exchange rates. Additional inputs to the net present

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(UNAUDITED)

value calculation may include the contract terms, counterparty credit risk, and discount rates. The interest rate derivatives and cross-currency swaps are categorized as Level 2 under Fair Value Measurements as these inputs are based on observable data and valuations of similar instruments. See Note (H) for additional information on how these derivatives are used.
The NRC requires licensees of commissioned nuclear power reactors to establish a plan for providing reasonable assurance of funds for future decommissioning. For fair value measurements of the investments within the nuclear decommissioning trusts, external pricing vendors are designated for each asset class with each security specifically assigned a primary pricing source. For investments held within commingled funds, fair value is determined at the end of each business day through the net asset value, which is established by obtaining the underlying securities' individual prices from the primary pricing source. A market price secured from the primary source vendor is then evaluated by management in its valuation of the assets within the trusts. As a general approach, fixed income market pricing vendors gather market data (including indices and market research reports) and integrate relative credit information, observed market movements, and sector news into proprietary pricing models, pricing systems, and mathematical tools. Dealer quotes and other market information, including live trading levels and pricing analysts' judgments, are also obtained when available. See Note 1 to the financial statements of Southern Company, Alabama Power, and Georgia Power under "Nuclear Decommissioning" in Item 8 of the Form 10-K for additional information.
Southern Power has contingent payment obligations related to certain acquisitions whereby Southern Power is obligated to pay generation-based payments to the seller over a 10-year period beginning at the commercial operation date. The obligation is measured at fair value using significant inputs such as forecasted facility generation in MW-hours, a fixed dollar amount per MW-hour, and a discount rate, and is evaluated periodically. The fair value of contingent consideration reflects the net present value of expected payments and any change arising from forecasted generation is expected to be immaterial.
"Other investments" include investments that are not traded in the open market. The fair value of these investments have been determined based on market factors including comparable multiples and the expectations regarding cash flows and business plan executions.

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(UNAUDITED)

As of March 31,September 30, 2016, the fair value measurements of private equity investments held in the nuclear decommissioning trust that are calculated at net asset value per share (or its equivalent) as a practical expedient, as well as the nature and risks of those investments, were as follows:
As of March 31, 2016: 
Fair
Value
 
Unfunded
Commitments
 
Redemption
Frequency
 
Redemption
Notice Period
As of September 30, 2016:
Fair
Value
 
Unfunded
Commitments
 
Redemption
Frequency
 
Redemption
Notice Period
 (in millions) (in millions) 
Southern Company $16
 $29
 Not Applicable Not Applicable$18
 $27
 Not Applicable Not Applicable
Alabama Power $16
 $29
 Not Applicable Not Applicable$18
 $27
 Not Applicable Not Applicable
Private equity funds include a fund-of-funds that invests in high-quality private equity funds across several market sectors, a fund that invests in real estate assets, and a fund that acquires companies to create resale value. Private equity funds do not have redemption rights. Distributions from these funds will be received as the underlying investments in the funds are liquidated. Liquidations are expected to occur at various times over the next ten years.

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(UNAUDITED)

As of March 31,September 30, 2016, other financial instruments for which the carrying amount did not equal fair value were as follows:
 
Carrying
Amount
 
Fair
Value
Carrying
Amount
 
Fair
Value
 (in millions)(in millions)
Long-term debt, including securities due within one year:       
Southern Company $28,341
 $29,827
$43,668
 $47,227
Alabama Power $7,089
 $7,688
$7,091
 $7,961
Georgia Power $10,549
 $11,400
$10,398
 $11,582
Gulf Power $1,303
 $1,366
$1,184
 $1,267
Mississippi Power $3,209
 $2,938
$2,981
 $2,967
Southern Power $3,123
 $3,171
$4,608
 $4,821
The fair values are determined using Level 2 measurements and are based on quoted market prices for the same or similar issues or on the current rates available to the registrants.
(D)STOCKHOLDERS' EQUITY
Earnings per Share
For Southern Company, the only difference in computing basic and diluted earnings per share is attributable to awards outstanding under the stock option and performance share plans. See Note 8 to the financial statements of Southern Company in Item 8 of the Form 10-K for information on the stock option and performance share plans. The effect of both stock options and performance share award units was determined using the treasury stock method. Shares used to compute diluted earnings per share were as follows:
 Three Months Ended March 31, 2016
Three Months Ended March 31, 2015Three Months Ended September 30, 2016
Three Months Ended September 30, 2015 Nine Months Ended September 30, 2016 Nine Months Ended September 30, 2015
 (in millions)(in millions)
As reported shares 916
 910
968
 910
 940
 910
Effect of options and performance share award units 6
 5
7
 2
 5
 3
Diluted shares 922
 915
975
 912
 945
 913

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(UNAUDITED)

Stock options and performance share award units that were not included in the diluted earnings per share calculation because they were anti-dilutive were immaterial for the three andnine months ended March 31,September 30, 2016 and 2015.were 15 million and 1 million for the three and nine months ended September 30, 2015, respectively.

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(UNAUDITED)

Changes in Stockholders' Equity
The following table presents year-to-date changes in stockholders' equity of Southern Company:
Number of
Common Shares
 Common
Stockholders'
Equity
 
Preferred and
Preference
Stock of
Subsidiaries
   Total
Stockholders'
Equity
Number of
Common Shares
 Common
Stockholders'
Equity
Preferred and
Preference
Stock of
Subsidiaries
  Total
Stockholders'
Equity
Issued Treasury 
Noncontrolling Interests(*)
 IssuedTreasury 
Noncontrolling Interests(*)
 
(in thousands) (in millions)(in thousands) (in millions)
Balance at December 31, 2015915,073
 (3,352) $20,592
 $609
 $781
 $21,982
915,073
(3,352) $20,592
$609
$781
 $21,982
Consolidated net income attributable to Southern Company
 
 485
 
 
 485


 2,226


 2,226
Other comprehensive income (loss)
 
 (114) 
 
 (114)

 (95)

 (95)
Stock issued6,572
 
 270
 
 
 270
65,725
2,599
 3,265


 3,265
Stock-based compensation
 
 60
 
 
 60


 119


 119
Cash dividends on common stock
 
 (497) 
 
 (497)

 (1,553)

 (1,553)
Contributions from noncontrolling interests
 
 
 
 129
 129


 

357
 357
Distributions to noncontrolling interests
 
 
 
 (4) (4)

 

(21) (21)
Purchase of membership interests from noncontrolling interests
 
 
 
 (129) (129)

 

(129) (129)
Net income attributable to noncontrolling interests
 
 
 
 1
 1


 

36
 36
Other
 (35) 1
 
 
 1

(46) (7)

 (7)
Balance at March 31, 2016921,645
 (3,387) $20,797
 $609
 $778
 $22,184
Balance at September 30, 2016980,798
(799) $24,547
$609
$1,024
 $26,180
                
Balance at December 31, 2014908,502
 (725) $19,949
 $756
 $221
 $20,926
908,502
(725) $19,949
$756
$221
 $20,926
Consolidated net income attributable to Southern Company
 
 508
 
 
 508


 2,096


 2,096
Other comprehensive income (loss)
 
 (15) 
 
 (15)

 (7)

 (7)
Stock issued3,094
 
 112
 
 
 112
3,769

 136


 136
Stock-based compensation
 
 53
 
 
 53


 78


 78
Stock repurchased, at cost
 (2,599) (115) 
 
 (115)
(2,599) (115)

 (115)
Cash dividends on common stock
 
 (478) 
 
 (478)

 (1,465)

 (1,465)
Preference stock redemption

 
(150)
 (150)
Contributions from noncontrolling interests

 

429
 429
Distributions to noncontrolling interests

 

(13) (13)
Net income attributable to noncontrolling interests

 

13
 13
Other
 (11) 3
 
 
 3

(8) (8)3

 (5)
Balance at March 31, 2015911,596
 (3,335) $20,017
 $756
 $221
 $20,994
Balance at September 30, 2015912,271
(3,332) $20,664
$609
$650
 $21,923
(*)Primarily related to Southern Power Company.Company and excludes redeemable noncontrolling interests. See Note 10 to the financial statements of Southern Power in Item 8 of the Form 10-K for additional information.

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(UNAUDITED)

(E)FINANCING
Bank Credit Arrangements
Bank credit arrangements provide liquidity support to the registrants' commercial paper borrowings and the traditional electric operating companies' pollution control revenue bonds. The amount of variable rate pollution control revenue bonds outstanding requiring liquidity support as of March 31,September 30, 2016 was approximately $1.8$1.9 billion (comprised of approximately $810$890 million at Alabama Power, $868 million at Georgia Power, $82 million at Gulf Power, and $40 million at Mississippi Power). In addition, at March 31,September 30, 2016, the traditional electric operating companies had approximately $269$358 million (comprised of approximately $167$87 million at Alabama Power, $69$250 million at Georgia Power, and $33$21 million at Gulf Power) of fixed rate pollution control revenue bonds outstanding that were required to be reoffered within the next 12 months. See Note 6 to the financial statements of each registrant under "Bank Credit Arrangements" in Item 8 of the Form 10-K for additional information. See "Financing Activities"and "Financing Activities" herein for additional information.
The following table outlines the committed credit arrangements by company as of March 31,September 30, 2016:
Expires   
Executable Term
Loans
 
Due Within One
Year
Expires   
Executable Term
Loans
 
Due Within One
Year
Company2016
201720182020 Total Unused 
One
Year
 
Two
Years
 
Term
Out
 
No Term
Out
2016
201720182020 Total Unused 
One
Year
 
Two
Years
 
Term
Out
 
No Term
Out
   (in millions) (in millions) (in millions)(in millions) (in millions) (in millions) (in millions)
Southern Company (a)
$
$
$1,000
$1,250 $2,250
 $2,250
 $
 $
 $
 $
$
$
$1,000
$1,250
 $2,250
 $2,250
 $
 $
 $
 $
Alabama Power40

500
800
 1,340
 1,340
 
 
 
 40

35
500
800
 1,335
 1,335
 
 
 
 35
Georgia Power


1,750
 1,750
 1,732
 
 
 
 



1,750
 1,750
 1,732
 
 
 
 
Gulf Power75
40
165

 280
 280
 45
 
 45
 40
50
65
165

 280
 280
 45
 
 45
 70
Mississippi Power205



 205
 180
 30
 15
 45
 160
100
75


 175
 150
 
 15
 15
 160
Southern Power Company (b)



600
 600
 560
 
 
 
 



600
 600
 532
 
 
 
 
Southern Company Gas(c)

75
1,925

 2,000
 1,947
 
 
 
 
Other70



 70
 70
 20
 
 20
 50

55


 55
 55
 20
 
 20
 35
Total$390
$40
$1,665
$4,400 $6,495
 $6,412
 $95
 $15
 $110
 $290
Southern Company Consolidated$150
$305
$3,590
$4,400
 $8,445
 $8,281
 $65
 $15
 $80
 $300
(a)ExcludesRepresents the $8.1 billion Bridge Agreement entered into in September 2015 that will be funded only to the extent necessary to provide financing for the Merger as discussed herein.Southern Company parent entity.
(b)
Excluding its subsidiaries. See "Project"Southern Power Project Credit Facilities"Facilities" below and Note (I) under "Southern Power""Southern Power" for additional information.
(c)
Southern Company Gas guarantees the obligations of Southern Company Gas Capital, which is the borrower of $1.3 billion of these arrangements. Southern Company Gas' committed credit arrangements also include $700 million restricted for working capital needs of Nicor Gas.
On May 24, 2016, Southern Company's $8.1 billion Bridge Agreement to provide Merger financing, to the extent necessary, was terminated.
Subject to applicable market conditions, Southern Company and its subsidiaries expect to renew or replace their bank credit arrangements as needed, prior to expiration. In connection therewith, Southern Company and its subsidiaries may extend the maturity dates and/or increase or decrease the lending commitments thereunder.
Southern Company intends to fund the cash consideration for the Merger using a mix of debt and equity. Southern Company finances its capital needs on a portfolio basis and expects to issue a minimum of $8.0 billion in debt prior to closing the Merger and a minimum of $1.2 billion in equity during 2016. This capital is expected to provide funding for the Merger, the proposed acquisition of PowerSecure International, Inc. (PowerSecure), and Southern Power and other Southern Company system capital projects. Total capital raised in 2016 may increase due to cash needed at the closing of the Merger, settlement of hedges, and incremental investment opportunities, including additional Southern Power projects in excess of its current capital plans. In addition, Southern Company entered into the $8.1 billion Bridge Agreement on September 30, 2015 to provide financing for the Merger in the event long-term financing is not available. As of March 31, 2016, Southern Company had no outstanding loans under the Bridge Agreement. See Note (I) under "Southern Company Proposed Merger with AGL Resources" for additional information regarding the Merger. See Note 6 to the financial statements of Southern Company under "Bank Credit Arrangements" in Item 8 of the Form 10-K for additional information regarding the Bridge Agreement.

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(UNAUDITED)

Southern Power Project Credit Facilities
In connection with the construction of solar facilities by RE TranquillityGarland Holdings LLC, RE Roserock LLC, and RE Garland HoldingsTranquillity LLC, indirect subsidiaries of Southern Power, each subsidiary entered into separate credit agreements (Project Credit Facilities), which are non-recourse to Southern Power (other than the subsidiary party to the agreement). Each Project Credit Facility provides (a) a senior secured construction loan credit facility, (b) a senior secured bridge loan facility, and (c) a senior secured letter of credit facility that is secured by the membership interests of the respective project company. Proceeds from the Project Credit Facilities are being usedcompany, with proceeds directed to finance project costs related to the respective

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(UNAUDITED)

solar facilities currently under construction.facilities. Each Project Credit Facility is secured by the assets of the applicable project subsidiary and membership interests of the applicable project subsidiary. The table below summarizes each Project Credit Facility as of March 31,September 30, 2016.
Project Maturity Date Construction Loan Facility Bridge Loan Facility Total Total Undrawn Letter of Credit Facility Total Undrawn Maturity Date Construction Loan Facility Bridge Loan Facility Total Loan Facility Loan Facility Undrawn Letter of Credit Facility Letter of Credit Facility Undrawn
 (in millions) (in millions)
Garland Earlier of PPA COD or November 30, 2016 $86
 $308
 $394
 $21
 $49
 $23
Roserock 
Earlier of PPA COD or November 30, 2016(*)
 63
 180
 243
 34
 23
 16
Tranquillity Earlier of COD or December 31, 2016 $86
 $172
 $258
 $52
 $77
 $26
 October 14, 2016 86
 172
 258
 12
 77
 26
Roserock Earlier of COD or November 30, 2016 63
 180
 243
 121
 23
 16
Garland Earlier of COD or November 30, 2016 86
 308
 394
 309
 49
 32
Total $235
 $660
 $895
 $482
 $149
 $74
 $235
 $660
 $895
 $67
 $149
 $65
(*)Subsequent to September 30, 2016, Roserock extended the maturity date of its Project Credit Facility to December 31, 2016.
The Project Credit Facilities above had total amounts outstanding as of March 31,September 30, 2016 of $413$828 million at a weighted average interest rate of 1.99%2.05%. For the three monthsthree-month period ended March 31,September 30, 2016, these credit agreements had a maximum amount outstanding of $413$828 million and an average amount outstanding of $260$805 million at a weighted average interest rate of 1.99%2.02%.
Furthermore, in connection with the acquisition of the Henrietta solar facility on July 1, 2016, a subsidiary of Southern Power assumed a $217 million construction loan, which was fully repaid prior to September 30, 2016. For the three-month period ended September 30, 2016, this credit agreement had a maximum amount outstanding of $217 million and an average amount outstanding of $137 million at a weighted average interest rate of 2.21%.

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Financing Activities
The following table outlines the long-term debt financing activities for Southern Company and its subsidiaries for the first threenine months of 2016:
Company(a)
Senior Note Issuances 
Senior
Note Maturities and Redemptions
 Revenue
Bond
Maturities Redemptions and
Repurchases
 
Other
Long-Term
Debt
Issuances
 
Other
Long-Term
Debt Redemptions
and
Maturities(b)
Senior Note Issuances 
Senior
Note Maturities and Redemptions
 Revenue
Bond
Maturities Redemptions and
Repurchases
 
Other
Long-Term
Debt
Issuances
 
Other
Long-Term
Debt Redemptions
and
Maturities(a)
(in millions)(in millions)
Southern Company(b)
$8,500
 $500
 $
 $800
 $
Alabama Power$400
 $200
 $
 $45
 $
400
 200
 
 45
 
Georgia Power650
 250
 4
 
 1
650
 700
 4
 300
 5
Gulf Power
 125
 
 2
 
Mississippi Power
 
 
 1,100
 426

 
 
 1,100
 652
Southern Power
 
 
 2
 3
1,531
 
 
 63
 84
Southern Company Gas(c)
900
 300
 
 
 
Other
 
 
 
 4

 
 
 
 60
Elimination(c)

 
 
 (200) 
Total$1,050
 $450
 $4
 $947
 $434
Elimination(d)

 
 
 (200) (225)
Southern Company Consolidated$11,981
 $1,825
 $4
 $2,110
 $576
(a)Southern Company and Gulf Power did not issue or redeem any long-term debt during the first three months of 2016.    
(b)Includes reductions in capital lease obligations resulting from cash payments under capital leases.
(b)Represents the Southern Company parent entity.
(c)Reflects only long-term debt financing activities occurring subsequent to completion of the Merger. The senior notes were issued by Southern Company Gas Capital and guaranteed by Southern Company Gas.
(d)Intercompany loans from Southern Company to Mississippi Power eliminated in Southern Company's Consolidated Financial Statements.

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(UNAUDITED)

Alabama Power
In January 2016, Alabama Power issued $400 million aggregate principal amount of Series 2016A 4.30% Senior Notes due January 2, 2046. The proceeds were used to repay at maturity $200 million aggregate principal amount of Alabama Power's Series FF 5.20% Senior Notes due January 15, 2016 and for general corporate purposes, including Alabama Power's continuous construction program.
In March 2016, Alabama Power entered into three bank term loan agreements with maturity dates of March 2021, in an aggregate principal amount of $45 million, one of which bears interest at 2.38% per annum and two of which bear interest based on three-month LIBOR.
Georgia Power
In March 2016, Georgia Power issued $325 million aggregate principal amount of Series 2016A 3.25% Senior Notes due April 1, 2026 and $325 million aggregate principal amount of Series 2016B 2.40% Senior Notes due April 1, 2021. An amount equal to the proceeds from the Series 2016A 3.25% Senior Notes due April 1, 2026 will be allocated to eligible green expenditures, including financing of or investments in solar power generation facilities or electric vehicle charging infrastructure, or payments under PPAs served by solar power or wind generation facilities. The proceeds from the Series 2016B 2.40% Senior Notes due April 1, 2021 were used to repay at maturity $250 million aggregate principal amount of Georgia Power's Series 2013B Floating Rate Senior Notes due March 15, 2016, to repay a portion of Georgia Power's short-term indebtedness, and for general corporate purposes, including Georgia Power's continuous construction program.
Mississippi Power
In January 2016, Mississippi Power issued a floating rate promissory note to Southern Company in an aggregate principal amount of up to $275 million, which matures on December 1, 2017, bearing interest based on one-month LIBOR. As of March 31, 2016, Mississippi Power had borrowed $100 million under this promissory note with a $50 million draw occurring on each of January 29, 2016 and March 14, 2016. In addition, on January 19, 2016, Mississippi Power borrowed $100 million from Southern Company pursuant to a promissory note issued in November 2015.
On March 8, 2016, Mississippi Power entered into an unsecured term loan agreement for an aggregate amount of $1.2 billion to repay existing indebtedness and for other general corporate purposes. Mississippi Power borrowed $900 million under the term loan agreement and has the right to borrow the remaining $300 million on or before October 15, 2016, upon satisfaction of certain customary conditions. Mississippi Power used the initial proceeds to repay $900 million in maturing bank notes on March 8, 2016 and expects the remaining $300 million to be used to repay senior notes maturing in October 2016. The term loan pursuant to this agreement matures on April 1, 2018 and bears interest based on one-month LIBOR.
Also in March 2016, Mississippi Power renewed a $10 million short-term note, which matures on June 30, 2016, bearing interest based on three-month LIBOR.
Southern Power
During the three months ended March 31, 2016, Southern Power's subsidiary repaid $3 million of long-term debt payable to Turner Renewable Energy, LLC (TRE) and borrowed $2 million due February 28, 2036 under promissory notes payable to TRE.
During the three months ended March 31, 2016, Southern Power's subsidiaries borrowed $276 million pursuant to the Project Credit Facilities at a weighted average interest rate of 1.99%. In addition, Southern Power's subsidiaries issued $8 million in letters of credit.
(F)RETIREMENT BENEFITS
Southern Company has a defined benefit, trusteed, pension plan covering substantially all employees. The qualified pension plan is funded in accordance with requirements of the Employee Retirement Income Security Act of 1974,

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as amended. No mandatory contributions to the qualified pension plan are anticipated for the year ending December 31, 2016. Southern Company also provides certain defined benefit pension plans for a selected group of management and highly compensated employees. Benefits under these non-qualified pension plans are funded on a cash basis. In addition, Southern Company provides certain medical care and life insurance benefits for retired employees through other postretirement benefit plans. The traditional operating companies fund related other postretirement trusts to the extent required by their respective regulatory commissions.
See Note 2 to the financial statements of Southern Company, Alabama Power, Georgia Power, Gulf Power, and Mississippi Power in Item 8 of the Form 10-K for additional information.
Components of the net periodic benefit costs for the three months ended March 31, 2016 were as follows:
Pension Plans 
Southern
Company
 
Alabama
Power
 
Georgia
Power
 
Gulf
Power
 
Mississippi
Power
  (in millions)
Three Months Ended March 31, 2016          
Service cost $62
 $14
 $17
 $3
 $3
Interest cost 100
 24
 34
 5
 5
Expected return on plan assets (187) (46) (64) (9) (9)
Amortization:          
Prior service costs 4
 1
 1
 
 
Net (gain)/loss 38
 10
 14
 2
 2
Net cost $17
 $3
 $2
 $1
 $1
Three Months Ended March 31, 2015          
Service cost $64
 $15
 $18
 $3
 $3
Interest cost 111
 26
 38
 5
 5
Expected return on plan assets (181) (45) (63) (8) (8)
Amortization:          
Prior service costs 6
 2
 3
 
 
Net (gain)/loss 54
 14
 19
 3
 3
Net cost $54
 $12
 $15
 $3
 $3

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(UNAUDITED)

Postretirement Benefits 
Southern
Company
 
Alabama
Power
 
Georgia
Power
 
Gulf
Power
 
Mississippi
Power
  (in millions)
Three Months Ended March 31, 2016          
Service cost $5
 $1
 $2
 $
 $
Interest cost 18
 5
 8
 1
 1
Expected return on plan assets (14) (6) (6) 
 
Amortization:          
Prior service costs 2
 1
 
 
 
Net (gain)/loss 3
 
 2
 
 
Net cost $14
 $1
 $6
 $1
 $1
Three Months Ended March 31, 2015          
Service cost $6
 $1
 $2
 $
 $
Interest cost 19
 5
 8
 1
 1
Expected return on plan assets (15) (6) (6) 
 
Amortization:          
Prior service costs 1
 1
 
 
 
Net (gain)/loss 5
 
 3
 
 
Net cost $16
 $1
 $7
 $1
 $1

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(UNAUDITED)

(G)INCOME TAXES
Current and Deferred Income Taxes
Southern Power ITC Carryforwards
As of March 31, 2016, Southern Power had federal ITC carryforwards which are expected to result in $694 million of federal income tax benefits compared to $551 million as of December 31, 2015. The carryforwards as of March 31, 2016 begin expiring in 2034 but are expected to be utilized by the end of 2021.
Effective Tax Rate
See Note 5 to the financial statements of each registrant in Item 8 of the Form 10-K for additional tax information.
Southern Company
In May 2016, Southern Company issued the following series of senior notes for an aggregate principal amount of $8.5 billion:
$0.5 billion of 1.55% Senior Notes due July 1, 2018;
$1.0 billion of 1.85% Senior Notes due July 1, 2019;
$1.5 billion of 2.35% Senior Notes due July 1, 2021;
$1.25 billion of 2.95% Senior Notes due July 1, 2023;
$1.75 billion of 3.25% Senior Notes due July 1, 2026;
$0.5 billion of 4.25% Senior Notes due July 1, 2036; and
$2.0 billion of 4.40% Senior Notes due July 1, 2046.
The net proceeds were used to fund a portion of the consideration for the Merger and related transaction costs and for other general corporate purposes.
In September 2016, Southern Company issued $800 million aggregate principal amount of Series 2016A 5.25% Junior Subordinated Notes due October 1, 2076. The proceeds were used to repay short-term indebtedness that was incurred to repay at maturity $500 million aggregate principal amount of Southern Company's Series 2011A 1.95% Senior Notes due September 1, 2016 and for other general corporate purposes.

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(UNAUDITED)

Alabama Power
In January 2016, Alabama Power issued $400 million aggregate principal amount of Series 2016A 4.30% Senior Notes due January 2, 2046. The proceeds were used to repay at maturity $200 million aggregate principal amount of Alabama Power's Series FF 5.20% Senior Notes due January 15, 2016 and for general corporate purposes, including Alabama Power's continuous construction program.
In March 2016, Alabama Power entered into three bank term loan agreements with maturity dates of March 2021, in an aggregate principal amount of $45 million, one of which bears interest at 2.38% per annum and two of which bear interest based on three-month LIBOR.
Georgia Power
In March 2016, Georgia Power issued $325 million aggregate principal amount of Series 2016A 3.25% Senior Notes due April 1, 2026 and $325 million aggregate principal amount of Series 2016B 2.40% Senior Notes due April 1, 2021. An amount equal to the proceeds from the Series 2016A 3.25% Senior Notes due April 1, 2026 will be allocated to eligible green expenditures, including financing of or investments in solar generating facilities or electric vehicle charging infrastructure, or payments under PPAs served by solar or wind generating facilities. The proceeds from the Series 2016B 2.40% Senior Notes due April 1, 2021 were used to repay at maturity $250 million aggregate principal amount of Georgia Power's Series 2013B Floating Rate Senior Notes due March 15, 2016, to repay a portion of Georgia Power's short-term indebtedness, and for general corporate purposes, including Georgia Power's continuous construction program.
In June 2016, Georgia Power made additional borrowings under the FFB Credit Facility in an aggregate principal amount of $300 million at a 2.571% interest rate through the final maturity date of February 20, 2044. The proceeds were used to reimburse Georgia Power for Eligible Project Costs relating to the construction of Plant Vogtle Units 3 and 4.
Gulf Power
In May 2016, Gulf Power redeemed $125 million aggregate principal amount of its Series 2011A 5.75% Senior Notes due June 1, 2051.
Also in May 2016, Gulf Power entered into an 11-month floating rate bank loan bearing interest based on one-month LIBOR. This short-term loan was for $100 million aggregate principal amount and the proceeds were used to repay existing indebtedness and for working capital and other general corporate purposes.
Mississippi Power
On January 28, 2016, Mississippi Power issued a promissory note for up to $275 million to Southern Company, which matures in December 2017, bearing interest based on one-month LIBOR. During the first nine months of 2016, Mississippi Power borrowed $100 million under this promissory note and an additional $100 million under a separate promissory note issued to Southern Company in November 2015. On March 8, 2016, Mississippi Power entered into an unsecured term loan agreement with a syndicate of financial institutions for an aggregate amount of $1.2 billion. Mississippi Power borrowed $900 million on March 8, 2016 under the term loan agreement and the remaining $300 million on October 7, 2016. Mississippi Power used the initial proceeds to repay $900 million in maturing bank loans on March 8, 2016 and the remaining $300 million to repay at maturity Mississippi Power's Series 2011A 2.35% Senior Notes due October 15, 2016. The term loan pursuant to this agreement matures on April 1, 2018 and bears interest based on one-month LIBOR. On June 27, 2016, Mississippi Power received a capital contribution from Southern Company of $225 million, the proceeds of which were used to repay to Southern Company a portion of the promissory note issued in November 2015. As of September 30, 2016, the amount of outstanding promissory notes to Southern Company totaled $551 million.
In June 2016, Mississippi Power renewed a $10 million short-term note, which matures on June 30, 2017, bearing interest based on three-month LIBOR.

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(UNAUDITED)

Southern Power
In June 2016, Southern Power issued €600 million aggregate principal amount of Series 2016A 1.00% Senior Notes due June 20, 2022 and €500 million aggregate principal amount of Series 2016B 1.85% Senior Notes due June 20, 2026. The proceeds are being allocated to renewable energy generation projects. Southern Power's obligations under its euro-denominated fixed-rate notes were effectively converted to fixed-rate U.S. dollars at issuance through cross-currency swaps, removing foreign currency exchange risk associated with the interest and principal payments. See Note (H) under "Foreign Currency Derivatives" for additional information.
In September 2016, Southern Power issued $290 million aggregate principal amount of Series 2016C 2.75% Senior Notes due September 20, 2023. The proceeds were used for general corporate purposes, including Southern Power's growth strategy and continuous construction program, as well as repayment of amounts outstanding under the Project Credit Facilities.
Also in September 2016, Southern Power repaid $80 million of an outstanding $400 million floating rate bank loan and extended the maturity date of the remaining $320 million from September 2016 to September 2018. In addition, Southern Power entered into a $60 million aggregate principal amount floating rate bank loan bearing interest based on one-month LIBOR due September 2017. The proceeds were used to repay existing indebtedness and for other general corporate purposes.
In addition, Southern Power issued $34 million in letters of credit during the nine months ended September 30, 2016.
During the nine months ended September 30, 2016, Southern Power's subsidiaries incurred an additional $691 million of short-term borrowings pursuant to the Project Credit Facilities at a weighted average interest rate of 2.05%. Furthermore, in connection with the acquisition of the Henrietta solar facility, a subsidiary of Southern Power assumed a $217 million construction loan, which was fully repaid prior to September 30, 2016. In addition, Southern Power's subsidiaries issued $16 million in letters of credit.
Southern Company Gas
In September 2016, Southern Company Gas Capital issued $350 million aggregate principal amount of 2.45% Senior Notes due October 1, 2023 and $550 million aggregate principal amount of 3.95% Senior Notes due October 1, 2046, both of which are guaranteed by Southern Company Gas. The proceeds were used to repay a $360 million promissory note issued to Southern Company for the purpose of funding a portion of the purchase price for Southern Company Gas' 50% equity interest in SNG, to fund Southern Company Gas' purchase of Piedmont Natural Gas Company, Inc.'s (Piedmont) interest in SouthStar Energy Services, LLC (SouthStar), to make a voluntary pension contribution, to repay at maturity $120 million aggregate principal amount of Series A Floating Rate Senior Notes due October 27, 2016, and for general corporate purposes. See Note (I) under "Southern CompanyInvestment in Southern Natural Gas" and " Acquisition of Remaining Interest in SouthStar" for additional information regarding Southern Company Gas' investment in SNG and purchase of Piedmont's interest in SouthStar, respectively.
(F)RETIREMENT BENEFITS
Southern Company has a defined benefit, trusteed, pension plan covering substantially all employees. The qualified pension plan is funded in accordance with requirements of the Employee Retirement Income Security Act of 1974, as amended. No mandatory contributions to the qualified pension plan are anticipated for the year ending December 31, 2016. Southern Company also provides certain defined benefit pension plans for a selected group of management and highly compensated employees. Benefits under these non-qualified pension plans are funded on a cash basis. In addition, Southern Company provides certain medical care and life insurance benefits for retired employees through other postretirement benefit plans. The traditional electric operating companies fund related other postretirement trusts to the extent required by their respective regulatory commissions.
See Note 2 to the financial statements of Southern Company, Alabama Power, Georgia Power, Gulf Power, and Mississippi Power in Item 8 of the Form 10-K for additional information.

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Southern Company Gas has a defined benefit, trusteed, pension plan covering eligible employees. The qualified pension plan is funded in accordance with requirements of the Employee Retirement Income Security Act of 1974, as amended. Southern Company Gas made a $125 million voluntary contribution to the qualified pension plan in September 2016. Southern Company Gas also provides certain defined benefit and defined contribution plans for a selected group of management and highly compensated employees. Benefits under these non-qualified plans are largely unfunded and benefits are primarily paid using corporate assets. In addition, Southern Company Gas provides certain medical care and life insurance benefits for eligible retired employees through a postretirement benefit plan. Southern Company Gas also has a separate unfunded supplemental retirement health care plan that provides medical care and life insurance benefits to employees of discontinued businesses.
Components of the net periodic benefit costs for the three and nine months ended September 30, 2016 and 2015 were as follows:
Pension Plans
Southern
Company
 
Alabama
Power
 
Georgia
Power
 
Gulf
Power
 
Mississippi
Power
 (in millions)
Three Months Ended September 30, 2016         
Service cost$68
 $14
 $17
 $3
 $3
Interest cost110
 23
 34
 5
 4
Expected return on plan assets(203) (46) (64) (9) (9)
Amortization:         
Prior service costs3
 1
 1
 
 1
Net (gain)/loss45
 10
 14
 2
 2
Net periodic pension cost$23
 $2
 $2
 $1
 $1
Nine Months Ended September 30, 2016         
Service cost$192
 $43
 $52
 $9
 $9
Interest cost311
 71
 102
 14
 14
Expected return on plan assets(577) (138) (193) (26) (26)
Amortization:         
Prior service costs10
 2
 4
 1
 1
Net (gain)/loss120
 30
 41
 5
 5
Net periodic pension cost$56
 $8
 $6
 $3
 $3
Three Months Ended September 30, 2015         
Service cost$65
 $14
 $18
 $3
 $3
Interest cost111
 26
 38
 5
 5
Expected return on plan assets(181) (44) (62) (8) (8)
Amortization:         
Prior service costs6
 2
 2
 1
 
Net (gain)/loss53
 14
 19
 2
 3
Net periodic pension cost$54
 $12
 $15
 $3
 $3
Nine Months Ended September 30, 2015         
Service cost$193
 $44
 $54
 $9
 $9
Interest cost333
 79
 115
 15
 16
Expected return on plan assets(543) (133) (188) (24) (25)
Amortization:         
Prior service costs19
 5
 7
 1
 1
Net (gain)/loss161
 41
 57
 7
 8
Net periodic pension cost$163
 $36
 $45
 $8
 $9

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(UNAUDITED)

Postretirement Benefits
Southern
Company
 
Alabama
Power
 
Georgia
Power
 
Gulf
Power
 
Mississippi
Power
 (in millions)
Three Months Ended September 30, 2016         
Service cost$6
 $1
 $2
 $
 $
Interest cost20
 5
 7
 1
 
Expected return on plan assets(16) (6) (6) 
 
Amortization:         
Prior service costs1
 1
 
 
 
Net (gain)/loss5
 
 3
 
 1
Net periodic postretirement benefit cost$16
 $1
 $6
 $1
 $1
Nine Months Ended September 30, 2016         
Service cost$17
 $4
 $5
 $1
 $1
Interest cost55
 14
 22
 2
 2
Expected return on plan assets(44) (19) (17) (1) (1)
Amortization:         
Prior service costs4
 3
 1
 
 
Net (gain)/loss12
 1
 7
 
 1
Net periodic postretirement benefit cost$44
 $3
 $18
 $2
 $3
Three Months Ended September 30, 2015         
Service cost$6
 $1
 $2
 $1
 $
Interest cost20
 5
 9
 
 1
Expected return on plan assets(15) (6) (6) 
 
Amortization:         
Prior service costs1
 2
 
 
 
Net (gain)/loss4
 
 2
 
 
Net periodic postretirement benefit cost$16
 $2
 $7
 $1
 $1
Nine Months Ended September 30, 2015         
Service cost$17
 $4
 $5
 $1
 $1
Interest cost59
 15
 26
 2
 3
Expected return on plan assets(44) (19) (18) (1) (1)
Amortization:         
Prior service costs3
 3
 
 
 
Net (gain)/loss13
 1
 8
 
 
Net periodic postretirement benefit cost$48
 $4
 $21
 $2
 $3

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(UNAUDITED)

(G)INCOME TAXES
See Note 5 to the financial statements of each registrant in Item 8 of the Form 10-K for additional tax information.
Current and Deferred Income Taxes
Net Operating Loss
Southern Company expects to be in a consolidated net operating loss (NOL) position for income tax purposes for the 2016 tax year. The NOL will limit the amount of positive cash flows resulting from bonus depreciation, ITCs, and PTCs for the tax year and will significantly increase deferred tax assets for the NOL and tax credit carryforwards. Portions of the NOL are expected to be carried back to prior tax years and forward to the 2017 tax year, which could further increase existing tax credit carryforwards. The ultimate outcome of this matter cannot be determined at this time.
Tax Credit Carryforwards
Southern Company had federal ITC and PTC carryforwards (primarily related to Southern Power) totaling $1.2 billion and $26 million, respectively, as of September 30, 2016 and $554 million and $1 million, respectively, as of December 31, 2015. Additionally, Southern Company had $165 million of state ITC carryforwards for the state of Georgia as of September 30, 2016 compared to $188 million as of December 31, 2015. See "Unrecognized Tax Benefits" herein for further information.
The federal ITC carryforwards as of September 30, 2016 begin expiring in 2034 but are expected to be utilized by the end of 2021. The PTC carryforwards as of September 30, 2016 begin expiring in 2035 but are expected to be utilized by the end of 2021. The state ITC carryforwards for the state of Georgia as of September 30, 2016 expire between 2020 and 2026 but are expected to be fully utilized by the end of 2022.
Effective Tax Rate
Southern Company
Southern Company's effective tax rate is typically lower than the statutory rate due to employee stock plans' dividend deduction, non-taxable AFUDC equity, and federal income tax benefits from ITCs and PTCs.
Southern Company's effective tax rate was 30.8%29.1% for the threenine months ended March 31,September 30, 2016 compared to 34.3%33.5% for the corresponding period in 2015. The effective tax rate decrease was primarily due to increased federal income tax benefits from ITCs and PTCs and lower pre-tax earningsat Southern Power, partially offset by the impact of additional state income tax benefits recognized in 2016.2015.
Mississippi Power
Mississippi Power's effective tax (benefit) rate was (838.7)(276.2)% for the threenine months ended March 31,September 30, 2016 compared to 10.0%(20.9)% for the corresponding period in 2015. The effective tax rate decrease was primarily due to an increase in tax benefits related to the estimated probable losses on construction of the Kemper IGCC.IGCC and an increase in non-taxable AFUDC equity.
Southern Power
Southern Power's effective tax (benefit) rate was (84.0)(88.9)% for the threenine months ended March 31,September 30, 2016 compared to 25.8%6.9% for the corresponding period in 2015. The effective tax rate decrease was primarily due to increased federal income tax benefits from ITCs related to solar projects expected to be placed in service in 2016 and additional PTCs related to wind projects in 2016 compared to 2015.
Unrecognized Tax Benefits
See Note 5 to the financial statements of each registrant under "Unrecognized Tax Benefits" in Item 8 of the Form 10-K for additional information.
Changes during 2016 for unrecognized tax benefits were as follows:
 Mississippi Power Southern Power Southern Company
 (in millions)
Unrecognized tax benefits as of December 31, 2015$421
 $8
 $433
Tax positions from current periods
 5
 5
Balance as of March 31, 2016$421
 $13
 $438
The tax positions from current periods primarily relate to federal income tax benefits from ITCs.

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(UNAUDITED)

The impact on the effectiveChanges during 2016 for unrecognized tax rate, if recognized, isbenefits were as follows:
 As of March 31, 2016 As of December 31, 2015
 Mississippi Power Southern Power Southern Company Southern Company
 (in millions)
Tax positions impacting the effective tax rate$(2) $13
 $15
 $10
Tax positions not impacting the effective tax rate423
 
 423
 423
Balance of unrecognized tax benefits$421
 $13
 $438
 $433
 Mississippi Power Southern Power Southern Company
 (in millions)
Unrecognized tax benefits as of December 31, 2015$421
 $8
 $433
Tax positions from current periods
 12
 12
Tax positions from prior periods18
 (1) 13
Balance as of September 30, 2016$439
 $19
 $458
The tax positions impacting the effective tax ratefrom current periods primarily relate to federal income tax benefits from ITCs.deferred ITCs and ITCs impacting the estimated annual effective tax rate for interim reporting purposes. The tax positions not impacting the effectivefrom prior periods primarily relate to federal income tax rate relate tobenefits from ITCs, and from deductions for Kemper IGCC-related research and experimental (R&E) expenditures. See "Section"Section 174 Research and Experimental Deduction"Deduction" below for additional information. These amounts are presented on a gross basis without considering the related federal or state income tax impact.
The impact on the effective tax rate, if recognized, is as follows:
 As of September 30, 2016 As of December 31, 2015
 Mississippi Power Southern Power Southern Company Southern Company
 (in millions)
Tax positions impacting the effective tax rate$1
 $19
 $20
 $10
Tax positions not impacting the effective tax rate438
 
 438
 423
Balance of unrecognized tax benefits$439
 $19
 $458
 $433
The tax positions impacting the effective tax rate primarily relate to federal income tax benefits from ITCs and Southern Company's estimate of the uncertainty related to the amount of those benefits. The impact on the effective tax rate is determined based on the amount of ITCs, which is uncertain. If these tax positions are not able to be recognized due to a federal audit adjustment equal to the estimated amount, the amount of tax credit carryforwards discussed above would be reduced by approximately $94 million.
Accrued interest for unrecognizedall tax benefitspositions other than Section 174 R&E deductions disclosed below was immaterial for all periods presented.
All of the registrants classify interest on tax uncertainties as interest expense. None of the registrants accrued any penalties on uncertain tax positions.
It is reasonably possible that the amount of the unrecognized tax benefits could change within 12 months. The settlement of federal and state audits could impact the balances significantly. At this time, an estimate of the range of reasonably possible outcomes cannot be determined.
The IRS has finalized its audits of Southern Company's consolidated federal income tax returns through 2012. Southern Company has filed its 2013, 2014, and 20142015 federal income tax returns and has received partial acceptance letters from the IRS; however, the IRS has not finalized its audits. Southern Company is a participant in the Compliance Assurance Process of the IRS. The audits for the Southern Company's state income tax returns have either been concluded, or the statute of limitations has expired, for years prior to 2011.

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(UNAUDITED)

Section 174 Research and Experimental Deduction
Southern Company has reflected deductions for R&E expenditures related to the Kemper IGCC in its federal income tax calculations since 2013 and has filed amended federal income tax returns for 2008 through 2013 to also include such deductions.
The Kemper IGCC is based on first-of-a-kind technology, and Southern Company and Mississippi Power believe that a significant portion of the plant costs qualify as deductible R&E expenditures under Internal Revenue Code Section 174. TheSubsequent to September 30, 2016, Southern Company and Mississippi Power responded to a notice of proposed assessment from the IRS, which is currently reviewingcontinuing to review the underlying support for the deduction, but has not completed its audit of these expenditures.deduction. Due to the uncertainty related to this tax position, Southern Company and Mississippi Power had related unrecognized tax benefits associated with these R&E deductions of approximately $423$438 million and associated interest of $12$24 million as of March 31,September 30, 2016. TheIt is reasonably possible that this matter will be resolved in the next 12 months; however, the ultimate outcome of this matter cannot be determined at this time.
(H)DERIVATIVES
Southern Company, the traditional electric operating companies, Southern Power, and Southern PowerCompany Gas are exposed to market risks, primarilyincluding commodity price risk, and interest rate risk, weather risk, and occasionally foreign currency risk. To manage the volatility attributable to these exposures, each company nets its exposures, where possible, to take advantage of natural offsets and enters into various derivative transactions for the remaining exposures pursuant to each company's policies in areas such as counterparty exposure and risk management practices. Each company's policy is that derivatives are to be used primarily for hedging purposes and mandates strict adherence to all applicable risk management policies. Derivative positions are monitored using

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techniques including, but not limited to, market valuation, value at risk, stress testing, and sensitivity analysis. Derivative instruments are recognized at fair value in the balance sheets as either assets or liabilities and are presented on a grossnet basis. See Note (C) for additional information. In the statements of cash flows, the cash impacts of settled energy-related and interest rate derivatives are recorded as operating activities. The cash impacts of settled foreign currency derivatives are classified as operating or financing activities to correspond with classification of the hedged interest or principal, respectively.
Energy-Related Derivatives
TheSouthern Company, the traditional electric operating companies, Southern Power, and Southern PowerCompany Gas enter into energy-related derivatives to hedge exposures to electricity, natural gas, and other fuel price changes. However, due to cost-based rate regulations and other various cost recovery mechanisms, the traditional electric operating companies and the natural gas distribution utilities of Southern Company Gas have limited exposure to market volatility in energy-related commodity fuel prices and prices of electricity.prices. Each of the traditional electric operating companies managesand certain natural gas distribution utilities of Southern Company Gas manage fuel-hedging programs, implemented per the guidelines of their respective state PSCs or other applicable state regulatory agencies, through the use of financial derivative contracts, which is expected to continue to mitigate price volatility. The traditional electric operating companies (with respect to wholesale generating capacity), Southern Power, and Southern PowerCompany Gas have limited exposure to market volatility in energy-related commodity fuel prices and prices of electricity because their long-term sales contracts shift substantially all fuel cost responsibility to the purchaser. However, the traditional electric operating companies, Southern Power, and Southern PowerCompany Gas may be exposed to market volatility in energy-related commodity prices to the extent any uncontracted wholesale generating capacity is used to sell electricity.electricity and natural gas.
Southern Company Gas uses storage and transportation capacity contracts to manage market price risks. Southern Company Gas purchases natural gas for storage when the current market price paid to buy and transport natural gas plus the cost to store and finance the natural gas is less than the market price Southern Company Gas will receive in the future, resulting in a positive net operating margin. Southern Company Gas uses New York Mercantile Exchange (NYMEX) futures and over-the-counter (OTC) contracts to sell natural gas at that future price to substantially protect the operating margin ultimately realized when the stored natural gas is sold. Southern Company Gas also enters into transactions to secure transportation capacity between delivery points in order to

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serve its customers and various markets. Southern Company Gas uses NYMEX futures and OTC contracts to capture the price differential between the locations served by the capacity in order to substantially protect the operating margin ultimately realized when natural gas is physically flowed between the delivery points. These contracts generally meet the definition of derivatives, but are not designated as hedges for accounting purposes.
Southern Company Gas also enters into weather derivative contracts as economic hedges of operating margins in the event of warmer-than-normal weather. Exchange-traded options are carried at fair value, with changes reflected in operating revenues. Non exchange-traded options are accounted for using the intrinsic value method. Changes in the intrinsic value for non-exchange-traded contracts are reflected in the statements of income.
Energy-related derivative contracts are accounted for under one of three methods:
Regulatory Hedges — Energy-related derivative contracts which are designated as regulatory hedges relate primarily to the traditional electric operating companies' and Southern Company Gas' fuel-hedging programs, where gains and losses are initially recorded as regulatory liabilities and assets, respectively, and then are included in fuel expense as the underlying fuel is used in operations and ultimately recovered through the respective fuel cost recovery clauses.
Cash Flow Hedges — Gains and losses on energy-related derivatives designated as cash flow hedges (which are mainly used to hedge anticipated purchases and sales) are initially deferred in OCI before being recognized in the statements of income in the same period as the hedged transactions are reflected in earnings.
Not Designated — Gains and losses on energy-related derivative contracts that are not designated or fail to qualify as hedges are recognized in the statements of income as incurred.
Some energy-related derivative contracts require physical delivery as opposed to financial settlement, and this type of derivative is both common and prevalent within the electric industry.and natural gas industries. When an energy-related derivative contract is settled physically, any cumulative unrealized gain or loss is reversed and the contract price is recognized in the respective line item representing the actual price of the underlying goods being delivered.
At March 31,September 30, 2016, the net volume of energy-related derivative contracts for natural gas positions for the Southern Company system, together with the longest hedge date over which the respective entity is hedging its exposure to the variability in future cash flows for forecasted transactions and the longest non-hedge date for derivatives not designated as hedges, were as follows:
 
Net
Purchased
mmBtu
 
Longest
Hedge
Date
 
Longest
Non-Hedge
Date
Net
Purchased
mmBtu
 
Longest
Hedge
Date
 
Longest
Non-Hedge
Date
 (in millions) (in millions) 
Southern Company 235 2020 2017
Southern Company(*)
540 2020 2022
Alabama Power 60 2019 75 2020 
Georgia Power 65 2019 148 2020 
Gulf Power 74 2020 57 2020 
Mississippi Power 28 2018 37 2020 
Southern Power 8 2016 20179 2017 2016

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(UNAUDITED)

(*)Southern Company Gas' derivative instruments are comprised of both long and short natural gas positions. A long position is a contract to purchase natural gas and a short position is a contract to sell natural gas. Southern Company Gas' volume represents the net of long natural gas positions of 3.2 billion mmBtu and short natural gas positions of 2.9 billion mmBtu as of September 30, 2016.
In addition to the volumes discussed in the above table, the traditional electric operating companies and Southern Power enter into physical natural gas supply contracts that provide the option to sell back excess gas due to operational constraints. The maximum expected volume of natural gas subject to such a feature is 45 million mmBtu for Southern Company and Georgia Power.

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For cash flow hedges, the amounts expected to be reclassified from accumulated OCI to earnings for the next 12-month period ending March 31,September 30, 2017 are immaterial for all registrants.
Interest Rate Derivatives
Southern Company and certain subsidiaries may also enter into interest rate derivatives to hedge exposure to changes in interest rates. The derivatives employed as hedging instruments are structured to minimize ineffectiveness. Derivatives related to existing variable rate securities or forecasted transactions are accounted for as cash flow hedges where the effective portion of the derivatives' fair value gains or losses is recorded in OCI and is reclassified into earnings at the same time the hedged transactions affect earnings, with any ineffectiveness recorded directly to earnings. Derivatives related to existing fixed rate securities are accounted for as fair value hedges, where the derivatives' fair value gains or losses and hedged items' fair value gains or losses are both recorded directly to earnings, providing an offset, with any difference representing ineffectiveness. Fair value gains or losses on derivatives that are not designated or fail to qualify as hedges are recognized in the statements of income as incurred.

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At March 31,September 30, 2016, the following interest rate derivatives were outstanding:
 
Notional
Amount
 
Interest
Rate
Received
 
Weighted
Average
Interest
Rate Paid
 
Hedge
Maturity
Date
 Fair Value
Gain (Loss) at March 31, 2016
Notional
Amount
 
Interest
Rate
Received
Weighted
Average
Interest
Rate Paid
Hedge
Maturity
Date
 Fair Value
Gain (Loss) at September 30, 2016
 (in millions)       (in millions)(in millions)   (in millions)
Cash Flow Hedges of Forecasted DebtCash Flow Hedges of Forecasted Debt  Cash Flow Hedges of Forecasted Debt  
Southern Company $1,500
 3-month
LIBOR 
 2.14% November 2026 $(55)
Southern Company 1,200
 3-month
LIBOR 
 2.60% November 2046 (127)
Gulf Power 80
 3-month
LIBOR 
 2.32% December 2026 (4)$80
 3-month
LIBOR 
2.32%December 2026 $(6)
Cash Flow Hedges of Existing DebtCash Flow Hedges of Existing Debt  Cash Flow Hedges of Existing Debt  
Georgia Power 200
 3-month
LIBOR + 0.40%
 1.01% August 2016 
Fair Value Hedges on Existing Debt  
Southern Company 250
 1.30% 3-month
LIBOR + 0.17%
 August 2017 1
Southern Company 300
 2.75% 3-month
LIBOR + 0.92%
 June 2020 10
Mississippi Power900
 1-month
LIBOR 
0.79%March 2018 (1)
Fair Value Hedges of Existing DebtFair Value Hedges of Existing Debt  
Southern Company(a)
250
 1.30%3-month
LIBOR + 0.17%
August 2017 1
Southern Company(a)
300
 2.75%3-month
LIBOR + 0.92%
June 2020 9
Georgia Power 250
 5.40% 3-month
LIBOR + 4.02%
 June 2018 3
250
 5.40%3-month
LIBOR + 4.02%
June 2018 2
Georgia Power 200
 4.25% 3-month
LIBOR + 2.46%
 December 2019 6
200
 4.25%3-month
LIBOR + 2.46%
December 2019 5
Georgia Power 500
 1.95% 3-month
LIBOR + 0.76%
 December 2018 5
500
 1.95%3-month
LIBOR + 0.76%
December 2018 2
Derivatives not Designated as HedgesDerivatives not Designated as Hedges  Derivatives not Designated as Hedges  
Southern Power 65
(a,d) 
3-month
LIBOR 
 2.50% October 2016
(e) 

65
(b)(e) 
3-month
LIBOR 
2.50%October 2016
(f) 

Southern Power 47
(b,d) 
3-month
LIBOR 
 2.21% October 2016
(e) 

47
(c)(e) 
3-month
LIBOR 
2.21%October 2016
(f) 

Southern Power 65
(c,d) 
3-month
LIBOR 
 2.21% November 2016
(f) 

65
(d)(e) 
3-month
LIBOR 
2.21%November 2016
(g) 

Total $4,657
 $(161)
Southern Company Consolidated$2,657
 $12
(a)Represents the Southern Company parent entity.
(b)Swaption at RE Tranquillity LLC. See Note 12 to the financial statements of Southern Company and Note 2 to the financial statements of Southern Power in Item 8 of the Form 10-K for additional information.
(b)(c)Swaption at RE Roserock LLC. See Note 12 to the financial statements of Southern Company and Note 2 to the financial statements of Southern Power in Item 8 of the Form 10-K for additional information. Subsequent to September 30, 2016, Roserock extended the maturity date of its swaption to December 31, 2016.
(c)(d)Swaption at RE Garland Holdings LLC. See Note 12 to the financial statements of Southern Company and Note 2 to the financial statements of Southern Power in Item 8 of the Form 10-K for additional information.
(d)(e)Amortizing notional amount.
(e)(f)Represents the mandatory settlement date. Settlement will be based on a 15-year amortizing swap.
(f)(g)Represents the mandatory settlement date. Settlement will be based on a 12-year amortizing swap.

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The estimated pre-tax gains (losses) that willexpected to be reclassified from accumulated OCI to interest expense for the next 12-month period ending March 31,September 30, 2017 are $(21) million for Southern Company and immaterial for all other registrants. Southern Company and certain subsidiaries have deferred gains and losses that are expected to be amortized into earnings through 2046.

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Foreign Currency Derivatives
Southern Company and certain subsidiaries may also enter into foreign currency derivatives to hedge exposure to changes in foreign currency exchange rates, such as that arising from the issuance of debt denominated in a currency other than U.S. dollars. Derivatives related to forecasted transactions are accounted for as cash flow hedges where the effective portion of the derivatives' fair value gains or losses is recorded in OCI and is reclassified into earnings at the same time that the hedged transactions affect earnings, including currency gains or losses arising from changes in the U.S. currency exchange rates. Any ineffectiveness is recorded directly to earnings. The derivatives employed as hedging instruments are structured to minimize ineffectiveness.
At September 30, 2016, the following foreign currency derivatives were outstanding:

Pay NotionalPay RateReceive NotionalReceive RateHedge
Maturity Date
Fair Value
Gain (Loss) at September 30, 2016

(in millions) (in millions)  (in millions)
Cash Flow Hedges of Existing Debt     
Southern Power$677
2.95%600
1.00%June 2022$(2)
Southern Power564
3.78%500
1.85%June 20261
Total$1,241
 1,100
  $(1)
The estimated pre-tax gains (losses) that will be reclassified from accumulated OCI to earnings for the next 12-month period ending September 30, 2017 are $(12) million for Southern Company and Southern Power.
Derivative Financial Statement Presentation and Amounts
Derivative contracts of Southern Company, the traditional electric operating companies, Southern Power, and Southern Company Gas are presented on a net basis in the financial statements to the extent that the contracts are subject to netting arrangements. Some of these energy-related and interest rate derivative contracts may contain certain provisions that permit intra-contract netting of derivative receivables and payables for routine billing and offsets related to events of default and settlements.
At March 31,September 30, 2016, the fair value of energy-related derivatives, and interest rate derivatives, and foreign currency derivatives was reflected in the balance sheets as follows:
Asset Derivatives at March 31, 2016
  Fair Value
Derivative Category and Balance Sheet Location 
Southern
Company
 
Alabama
Power
 
Georgia
Power
 
Gulf
Power
 
Mississippi
Power
 
Southern
Power
  (in millions)
Derivatives designated as hedging instruments for regulatory purposes            
Energy-related derivatives:            
Other current assets $2
 $1
 $1
 $
 $
  
Other deferred charges and assets 5
 2
 3
 
 
  
Total derivatives designated as hedging instruments for regulatory purposes $7
 $3
 $4
 $
 $
 N/A
Derivatives designated as hedging instruments in cash flow and fair value hedges            
Energy-related derivatives:            
Other current assets(*)
 $4
 $
 $
 $
 $
 $4
Interest rate derivatives:            
Other current assets 18
 
 7
 
 
 
Other deferred charges and assets 14
 
 7
 
 
 
Total derivatives designated as hedging instruments in cash flow and fair value hedges $36
 $
 $14
 $
 $
 $4
Derivatives not designated as hedging instruments            
Energy-related derivatives:            
Other current assets(*)
 $1
 $
 $
 $
 $
 $1
Interest rate derivatives:            
Other current assets(*)
 1
 
 
 
 
 1
Total derivatives not designated as hedging instruments $2
 $
 $
 $
 $
 $2
Total asset derivatives $45
 $3
 $18
 $
 $
 $6
 As of September 30, 2016
Derivative Category and Balance Sheet LocationAssetsLiabilities
 (in millions)
Southern Company  
Derivatives designated as hedging instruments for regulatory purposes  
Energy-related derivatives:  
Other current assets/Liabilities from risk management activities, net of collateral$20
$(62)
Other deferred charges and assets/Other deferred credits and liabilities13
(53)
Total derivatives designated as hedging instruments for regulatory purposes$33
$(115)
Derivatives designated as hedging instruments in cash flow and fair value hedges  
Energy-related derivatives:  
Other current assets/Liabilities from risk management activities, net of collateral$4
$(6)
Other deferred charges and assets/Other deferred credits and liabilities
(1)
(*)Southern Power includes current assets related to derivatives in "Assets from risk management activities."

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Liability Derivatives at March 31, 2016
 Fair ValueAs of September 30, 2016
Derivative Category and
Balance Sheet Location
 
Southern
Company
 
Alabama
Power
 
Georgia
Power
 
Gulf
Power
 
Mississippi
Power
 
Southern
Power
AssetsLiabilities
 (in millions)(in millions)
Derivatives designated as hedging instruments for regulatory purposes            
Energy-related derivatives:            
Liabilities from risk management activities(*)
 $124
 $37
 $9
 $49
 $29
  
Other deferred credits and liabilities 74
 12
 2
 45
 15
  
Total derivatives designated as hedging instruments for regulatory purposes $198
 $49
 $11
 $94
 $44
 N/A
Derivatives designated as hedging instruments in cash flow and fair value hedges            
Energy-related derivatives:            
Liabilities from risk management activities(*)
 $2
 $
 $
 $
 $
 $2
Interest rate derivatives:            
Liabilities from risk management activities(*)
 193
 
 
 5
 
 
Other current assets/Liabilities from risk management activities, net of collateral$8
$(7)
Other deferred charges and assets/Other deferred credits and liabilities11

Foreign currency derivatives: 
Other current assets/Liabilities from risk management activities, net of collateral$
$(24)
Other deferred charges and assets/Other deferred credits and liabilities23

Total derivatives designated as hedging instruments in cash flow and fair value hedges $195
 $
 $
 $5
 $
 $2
$46
$(38)
Derivatives not designated as hedging instruments 

 

 

 

 

 

 
Energy-related derivatives:             
Liabilities from risk management activities(*)
 $1
 $
 $
 $
 $
 $1
Total liability derivatives $394
 $49
 $11
 $99
 $44
 $3
Other current assets/Liabilities from risk management activities, net of collateral$305
$(345)
Other deferred charges and assets/Other deferred credits and liabilities58
(74)
Total derivatives not designated as hedging instruments$363
$(419)
Gross amounts of recognized assets and liabilities$442
$(572)
Gross amounts offset in the Balance Sheet(*)
$(283)$394
Net amounts of assets and liabilities presented in the Balance Sheet$159
$(178)
 
Alabama Power 
Derivatives designated as hedging instruments for regulatory purposes 
Energy-related derivatives: 
Other current assets/Liabilities from risk management activities$4
$(14)
Other deferred charges and assets/Other deferred credits and liabilities4
(7)
Total derivatives designated as hedging instruments for regulatory purposes$8
$(21)
Gross amounts of recognized assets and liabilities$8
$(21)
Gross amounts offset in the Balance Sheet(*)
$(7)$7
Net amounts of assets and liabilities presented in the Balance Sheet$1
$(14)
 
Georgia Power 
Derivatives designated as hedging instruments for regulatory purposes 
Energy-related derivatives: 
Other current assets/Other current liabilities$7
$(5)
Other deferred charges and assets/Other deferred credits and liabilities8
(11)
Total derivatives designated as hedging instruments for regulatory purposes$15
$(16)
Derivatives designated as hedging instruments in cash flow and fair value hedges 
Interest rate derivatives: 
Other current assets/Other current liabilities$5
$
Other deferred charges and assets/Other deferred credits and liabilities5

Total derivatives designated as hedging instruments in cash flow and fair value hedges$10
$
Gross amounts of recognized assets and liabilities$25
$(16)
Gross amounts offset in the Balance Sheet(*)
$(11)$11
Net amounts of assets and liabilities presented in the Balance Sheet$14
$(5)
 
(*)Georgia Power, Mississippi Power, and Southern Power include current liabilities related to derivatives in "Other current liabilities."

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 As of September 30, 2016
Derivative Category and Balance Sheet LocationAssetsLiabilities
 (in millions)
Gulf Power  
Derivatives designated as hedging instruments for regulatory purposes  
Energy-related derivatives:  
Other current assets/Liabilities from risk management activities$1
$(24)
Other deferred charges and assets/Other deferred credits and liabilities
(27)
Total derivatives designated as hedging instruments for regulatory purposes$1
$(51)
Derivatives designated as hedging instruments in cash flow and fair value hedges  
Interest rate derivatives:  
Other current assets/Liabilities from risk management activities$
$(6)
Gross amounts of recognized assets and liabilities$1
$(57)
Gross amounts offset in the Balance Sheet(*)
$(1)$1
Net amounts of assets and liabilities presented in the Balance Sheet$
$(56)
   
Mississippi Power  
Derivatives designated as hedging instruments for regulatory purposes  
Energy-related derivatives:  
Other current assets/Other current liabilities$
$(13)
Other deferred charges and assets/Other deferred credits and liabilities1
(8)
Total derivatives designated as hedging instruments for regulatory purposes$1
$(21)
Derivatives designated as hedging instruments in cash flow and fair value hedges  
Interest rate derivatives:  
Other current assets/Other current liabilities$
$(1)
Gross amounts of recognized assets and liabilities$1
$(22)
Gross amounts offset in the Balance Sheet(*)
$(1)$1
Net amounts of assets and liabilities presented in the Balance Sheet$
$(21)
   
Southern Power  
Derivatives designated as hedging instruments in cash flow and fair value hedges  
Energy-related derivatives:  
Other current assets/Other current liabilities$2
$(3)
Other deferred charges and assets/Other deferred credits and liabilities

Foreign currency derivatives:  
Other current assets/Other current liabilities$
$(24)
Other deferred charges and assets/Other deferred credits and liabilities23

Total derivatives designated as hedging instruments in cash flow and fair value hedges$25
$(27)
Derivatives not designated as hedging instruments  
Energy-related derivatives:  
Other current assets/Other current liabilities$1
$
Gross amounts of recognized assets and liabilities$26
$(27)
Gross amounts offset in the Balance Sheet(*)
$(1)$1
Net amounts of assets and liabilities presented in the Balance Sheet$25
$(26)
(*)Includes any cash/financial collateral pledged or received.

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At December 31, 2015, the fair value of energy-related derivatives and interest rate derivatives was reflected in the balance sheets as follows:
Asset Derivatives at December 31, 2015
 Fair ValueFair Value
Derivative Category and Balance Sheet Location 
Southern
Company
 
Alabama
Power
 
Georgia
Power
 
Gulf
Power
 
Mississippi
Power
 
Southern
Power
Southern
Company
Alabama
Power
Georgia
Power
Gulf
Power
Southern
Power
 (in millions)(in millions)
Derivatives designated as hedging instruments for regulatory purposes             
Energy-related derivatives:             
Other current assets $3
 $1
 $2
 $
 $
 N/A
$3
$1
$2
$
$
Derivatives designated as hedging instruments in cash flow and fair value hedges             
Energy-related derivatives:             
Other current assets(*)
 $3
 $
 $
 $
 $
 $3
Other current assets$3
$
$
$
$3
Interest rate derivatives:             
Other current assets 19
 
 5
 1
 
 
19

5
1

Total derivatives designated as hedging instruments in cash flow and fair value hedges $22
 $
 $5
 $1
 $
 $3
$22
$
$5
$1
$3
Derivatives not designated as hedging instruments             
Energy-related derivatives:             
Other current assets(*)
 $1
 $
 $
 $
 $
 $1
Other current assets$1
$
$
$
$1
Interest rate derivatives:             
Other current assets(*)
 3
 
 
 
 
 3
Other current assets3



3
Total derivatives not designated as hedging instruments $4
 $
 $
 $
 $
 $4
$4
$
$
$
$4
Total asset derivatives $29
 $1
 $7
 $1
 $
 $7
$29
$1
$7
$1
$7
(*)Southern Power includes current assets related to derivatives in "Assets from risk management activities."

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(UNAUDITED)

Liability Derivatives at December 31, 2015
 Fair Value
Derivative Category and
Balance Sheet Location
Southern
Company
Alabama
Power
Georgia
Power
Gulf
Power
Mississippi
Power
Southern Power 
 (in millions)
Derivatives designated as hedging instruments for regulatory purposes      
Energy-related derivatives:      
Liabilities from risk management activities(*)
$130
$40
$12
$49
$29
 
Other deferred credits and liabilities87
15
3
51
18
 
Total derivatives designated as hedging instruments for regulatory purposes$217
$55
$15
$100
$47
N/A
Derivatives designated as hedging instruments in cash flow and fair value hedges      
Energy-related derivatives:      
Liabilities from risk management activities(*)
$2
$
$
$
$
$2
Interest rate derivatives:      
Liabilities from risk management activities23
15




Other deferred credits and liabilities7

6



Total derivatives designated as hedging instruments in cash flow and fair value hedges$32
$15
$6
$
$
$2
Derivatives not designated as hedging instruments      
Energy-related derivatives:      
Liabilities from risk management activities(*)
$1
$
$
$
$
$1
Total liability derivatives$250
$70
$21
$100
$47
$3
(*)Georgia Power, Mississippi Power, and Southern Power include current liabilities related to derivatives in "Otherother current liabilities."
The
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In 2015, the derivative contracts of Southern Company, the traditional electric operating companies, and Southern Power are not subject to master netting arrangements or similar agreements and are reported gross on each registrant's financial statements. Some of these energy-related and interest rate derivative contracts may contain certain provisions that permit intra-contract netting of derivative receivables and payables for routine billing and offsets related to events of default and settlements. Amounts related to energy-related derivative contracts and interest rate derivative contracts at March 31, 2016 and December 31, 2015 are presented in the following tables.

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(UNAUDITED)

table:
Derivative Contracts at March 31, 2016
Derivative Contracts at December 31, 2015Derivative Contracts at December 31, 2015
 Fair ValueFair Value
 
Southern
Company
 
Alabama
Power
 
Georgia
Power
 
Gulf
Power
 
Mississippi
Power
 
Southern
Power
Southern
Company
Alabama
Power
Georgia
Power
Gulf
Power
Mississippi
Power
Southern
Power
 (in millions)(in millions)
Assets             
Energy-related derivatives:             
Energy-related derivatives presented in the Balance Sheet (a)
 $12
 $3
 $4
 $
 $
 $5
$7
$1
$2
$
$
$4
Gross amounts not offset in the Balance Sheet (b)
 (10) (3) (3) 
 
 (2)(6)(1)(2)

(1)
Net energy-related derivative assets $2
 $
 $1
 $
 $
 $3
$1
$
$
$
$
$3
Interest rate derivatives:             
Interest rate derivatives presented in the Balance Sheet (a)
 $33
 $
 $14
 $
 $
 $1
$22
$
$5
$1
$
$3
Gross amounts not offset in the Balance Sheet (b)
 (21) 
 
 
 
 
(9)
(4)


Net interest rate derivative assets $12
 $
 $14
 $
 $
 $1
$13
$
$1
$1
$
$3
Liabilities             
Energy-related derivatives:             
Energy-related derivatives presented in the Balance Sheet (a)
 $201
 $49
 $11
 $94
 $44
 $3
$220
$55
$15
$100
$47
$3
Gross amounts not offset in the Balance Sheet (b)
 (10) (3) (3) 
 
 (2)(6)(1)(2)

(1)
Net energy-related derivative liabilities $191
 $46
 $8
 $94
 $44
 $1
$214
$54
$13
$100
$47
$2
Interest rate derivatives:             
Interest rate derivatives presented in the Balance Sheet (a)
 $193
 $
 $
 $5
 $
 $
$30
$15
$6
$
$
$
Gross amounts not offset in the Balance Sheet (b)
 (21) 
 
 
 
 
(9)
(4)


Net interest rate derivative liabilities $172
 $
 $
 $5
 $
 $
$21
$15
$2
$
$
$
(a)NoneAs of December 31, 2015, none of the registrants offsetsoffset fair value amounts for multiple derivative instruments executed with the same counterparty onin the balance sheets; therefore, gross and net amounts of derivative assets and liabilities presented onin the balance sheets are the same.
(b)Includes gross amounts subject to netting terms that are not offset onin the balance sheets and any cash/financial collateral pledged or received.

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(UNAUDITED)

Derivative Contracts at December 31, 2015
  Fair Value
  
Southern
Company
 
Alabama
Power
 
Georgia
Power
 
Gulf
Power
 
Mississippi
Power
 
Southern
Power
  (in millions)
Assets            
Energy-related derivatives:            
Energy-related derivatives presented in the Balance Sheet (a)
 $7
 $1
 $2
 $
 $
 $4
Gross amounts not offset in the Balance Sheet (b)
 (6) (1) (2) 
 
 (1)
Net energy-related derivative assets $1
 $
 $
 $
 $
 $3
Interest rate derivatives:            
Interest rate derivatives presented in the Balance Sheet (a)
 $22
 $
 $5
 $1
 $
 $4
Gross amounts not offset in the Balance Sheet (b)
 (9) 
 (4) 
 
 
Net interest rate derivative assets $13
 $
 $1
 $1
 $
 $4
Liabilities            
Energy-related derivatives:            
Energy-related derivatives presented in the Balance Sheet (a)
 $220
 $55
 $15
 $100
 $47
 $3
Gross amounts not offset in the Balance Sheet (b)
 (6) (1) (2) 
 
 (1)
Net energy-related derivative liabilities $214
 $54
 $13
 $100
 $47
 $2
Interest rate derivatives:            
Interest rate derivatives presented in the Balance Sheet (a)
 $30
 $15
 $6
 $
 $
 $
Gross amounts not offset in the Balance Sheet (b)
 (9) 
 (4) 
 
 
Net interest rate derivative liabilities $21
 $15
 $2
 $
 $
 $
(a)None of the registrants offsets fair value amounts for multiple derivative instruments executed with the same counterparty on the balance sheets; therefore, gross and net amounts of derivative assets and liabilities presented on the balance sheets are the same.
(b)Includes gross amounts subject to netting terms that are not offset on the balance sheets and any cash/financial collateral pledged or received.

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At March 31,September 30, 2016 and December 31, 2015, the pre-tax effects of unrealized derivative gains (losses) arising from energy-related derivative instruments designated as regulatory hedging instruments and deferred were as follows:
Regulatory Hedge Unrealized Gain (Loss) Recognized on the Balance Sheet at March 31, 2016
Regulatory Hedge Unrealized Gain (Loss) Recognized in the Balance Sheet at September 30, 2016Regulatory Hedge Unrealized Gain (Loss) Recognized in the Balance Sheet at September 30, 2016
Derivative Category and Balance Sheet
Location
 
Southern
Company
 
Alabama
Power
 
Georgia
Power
 
Gulf
Power
 
Mississippi
Power
Southern
Company
Alabama
Power
Georgia
Power
Gulf
Power
Mississippi
Power
 (in millions)(in millions)
Energy-related derivatives:           
Other regulatory assets, current $(124) $(37) $(9) $(49) $(29)$(52)$(10)$(2)$(24)$(13)
Other regulatory assets, deferred (74) (12) (2) (45) (15)(42)(4)(4)(26)(8)
Other regulatory liabilities, current (a)
 2
 1
 1
 
 
8
1
4


Other regulatory liabilities, deferred (b)
 5
 2
 3
 
 
1

1


Total energy-related derivative gains (losses) $(191) $(46) $(7) $(94) $(44)$(85)$(13)$(1)$(50)$(21)
(a)Southern Company, Alabama Power, and Georgia Power includeincludes other regulatory liabilities, current in other current liabilities.
(b)Georgia Power includes other regulatory liabilities, deferred in other deferred credits and liabilities.
Regulatory Hedge Unrealized Gain (Loss) Recognized on the Balance Sheet at December 31, 2015
Regulatory Hedge Unrealized Gain (Loss) Recognized in the Balance Sheet at December 31, 2015Regulatory Hedge Unrealized Gain (Loss) Recognized in the Balance Sheet at December 31, 2015
Derivative Category and Balance Sheet
Location
 
Southern
Company
 
Alabama
Power
 
Georgia
Power
 
Gulf
Power
 
Mississippi
Power
Southern
Company
Alabama
Power
Georgia
Power
Gulf
Power
Mississippi
Power
 (in millions)(in millions)
Energy-related derivatives:           
Other regulatory assets, current $(130) $(40) $(12) $(49) $(29)$(130)$(40)$(12)$(49)$(29)
Other regulatory assets, deferred (87) (15) (3) (51) (18)(87)(15)(3)(51)(18)
Other regulatory liabilities, current(*)
 3
 1
 2
 
 
3
1
2


Total energy-related derivative gains (losses) $(214) $(54) $(13) $(100) $(47)$(214)$(54)$(13)$(100)$(47)
(*)Southern Company, Alabama Power, and Georgia Power includeincludes other regulatory liabilities, current in other current liabilities.
For the three months ended March 31, 2016 and 2015, the pre-tax effects of interest rate derivatives designated as cash flow hedging instruments were as follows:
Derivatives in Cash Flow
Hedging Relationships
 
Gain (Loss)
Recognized in OCI
on Derivative
(Effective Portion)
 
Gain (Loss) Reclassified from Accumulated OCI into
Income (Effective Portion)
  Statements of Income Location Amount
  2016 2015   2016 2015
  (in millions)   (in millions)
Southern Company          
Interest rate derivatives $(190) $(29) Interest expense, net of amounts capitalized $(3) $(2)
Alabama Power          
Interest rate derivatives $(4) $(6) Interest expense, net of amounts capitalized $(1) $(1)
Georgia Power          
Interest rate derivatives $
 $(23) Interest expense, net of amounts capitalized $(1) $(1)
Gulf Power          
Interest rate derivatives $(5) $
 Interest expense, net of amounts capitalized $
 $
For the three months ended March 31, 2016 and 2015, the pre-tax effects of energy-related derivatives designated as cash flow hedging instruments recognized in OCI and those reclassified from accumulated OCI into earnings were immaterial for all registrants.

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For the three months ended March 31,September 30, 2016 and 2015, the pre-tax effects of energy-related derivatives, interest rate derivatives, and foreign currency derivatives designated as cash flow hedging instruments were as follows:
Derivatives in Cash Flow
Hedging Relationships
Gain (Loss)
Recognized in OCI
on Derivative
(Effective Portion)
 
Gain (Loss) Reclassified from Accumulated OCI into
Income (Effective Portion)
 Statements of Income LocationAmount
 2016 2015  2016 2015
 (in millions)  (in millions)
Southern Company        
Energy-related derivatives$
 $
 Amortization$1
 $
Interest rate derivatives(6) (28) Interest expense, net of amounts capitalized(6) (2)
Foreign currency derivatives37
 
 Interest expense, net of amounts capitalized(6) 
     
Other income (expense), net(*)
7
 
Total$31
 $(28)  $(4) $(2)
Alabama Power        
Interest rate derivatives$
 $(10) Interest expense, net of amounts capitalized$(2) $(1)
Georgia Power        
Interest rate derivatives$
 $(18) Interest expense, net of amounts capitalized$(1) $(1)
Southern Power        
Energy-related derivatives$
 $
 Amortization$1
 $
Foreign currency derivatives37
 
 Interest expense, net of amounts capitalized(6) 
     
Other income (expense), net(*)
7
 
Total$37
 $
  $2
 $
(*)The reclassification from accumulated OCI into other income (expense), net completely offsets currency gains and losses arising from changes in the U.S. currency exchange rates used to record the euro-denominated notes.

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(UNAUDITED)

For the nine months ended September 30, 2016 and 2015, the pre-tax effects of energy-related derivatives, interest rate derivatives, and foreign currency derivatives designated as cash flow hedging instruments recognized in OCI and those reclassified from accumulated OCI into earnings were as follows:
Derivatives in Cash Flow
Hedging Relationships
Gain (Loss)
Recognized in OCI
on Derivative
(Effective Portion)
 Gain (Loss) Reclassified from Accumulated OCI into
Income (Effective Portion)
 Statements of Income LocationAmount
 2016 2015  2016 2015
 (in millions)  (in millions)
Southern Company        
Energy-related derivatives$(1) $
 Amortization$1
 $
Interest rate derivatives(189) (26) Interest expense, net of amounts capitalized(13) (7)
Foreign currency derivatives(1) 
 Interest expense, net of amounts capitalized(7) 
     
Other income (expense), net(*)
(13) 
Total$(191) $(26)  $(32) $(7)
Alabama Power        
Interest rate derivatives$(3) $(9) Interest expense, net of amounts capitalized$(5) $(2)
Georgia Power        
Interest rate derivatives$
 $(17) Interest expense, net of amounts capitalized$(3) $(3)
Gulf Power        
Interest rate derivatives$(7) $
 Interest expense, net of amounts capitalized$
 $
Mississippi Power        
Interest rate derivatives$(1) $
 Interest expense, net of amounts capitalized$(1) $(1)
Southern Power        
Energy-related derivatives$(1) $
 Amortization$1
 $
Interest rate derivatives
 
 Interest expense, net of amounts capitalized(1) (1)
Foreign currency derivatives(1) 
 Interest expense, net of amounts capitalized(7) 
     
Other income (expense), net(*)
(13) 
Total$(2) $
  $(20) $(1)
(*)The reclassification from accumulated OCI into other income (expense), net completely offsets currency gains and losses arising from changes in the U.S. currency exchange rates used to record the euro-denominated notes.
For the three and nine months ended September 30, 2016 and 2015, the pre-tax effects of interest rate derivatives designated as fair value hedging instruments were as follows:
Derivatives in Fair Value Hedging Relationships Derivatives in Fair Value Hedging Relationships
 Gain (Loss)
 Gain (Loss) 
Three Months Ended
September 30,
Nine Months Ended
September 30,
Derivative Category Statements of Income Location2016 2015Statements of Income Location2016 20152016 2015
 (in millions) (in millions)
Southern Company          
Interest rate derivatives: Interest expense, net of amounts capitalized$20
 $7
Interest expense, net of amounts capitalized$(9) $15
$15
 $19
Georgia Power          
Interest rate derivatives: Interest expense, net of amounts capitalized$14
 $6
Interest expense, net of amounts capitalized$(5) $7
$10
 $9

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(UNAUDITED)

For the three and nine months ended March 31,September 30, 2016 and 2015, the pre-tax effects of interest rate derivatives designated as fair value hedging instruments were offset by changes to the carrying value of long-term debt.
There was no material ineffectiveness recorded in earnings for any registrant for any period presented.
For the three and nine months ended March 31,September 30, 2016 and 2015, the pre-tax effects of energy-related derivatives and interest rate derivatives not designated as hedging instruments were immaterial for all registrants.
Contingent Features
The registrantsSouthern Company, the traditional electric operating companies, Southern Power, and Southern Company Gas do not have any credit arrangements that would require material changes in payment schedules or terminations as a result of a credit rating downgrade. There are certain derivatives that could require collateral, but not accelerated payment, in the event of various credit rating changes of certain Southern Company subsidiaries. At March 31,September 30, 2016, the registrants'Southern Company had $111 million of collateral posted with theirderivative counterparties. The amount of collateral posted with the derivative counterparties for all other registrants was immaterial.
At March 31,September 30, 2016, the fair value of derivative liabilities with contingent features was $49$22 million for all registrants. The maximum potential collateral requirements arising from the credit-risk-related contingent features, at a rating below BBB- and/or Baa3, were $49$22 million for all registrants and include certain agreements that could require collateral in the event that one or more Southern Company power pool participants or Southern Company has a credit rating change to below investment grade.
Generally, collateral may be provided by a Southern Company guaranty, letter of credit, or cash. If collateral is required, fair value amounts recognized for the right to reclaim cash collateral or the obligation to return cash collateral are not offset against fair value amounts recognized for derivatives executed with the same counterparty.
Southern Company, the traditional electric operating companies, Southern Power, and Southern PowerCompany Gas are exposed to losses related to financial instruments in the event of counterparties' nonperformance. Southern Company, the traditional electric operating companies, Southern Power, and Southern PowerCompany Gas only enter into agreements and material transactions with counterparties that have investment grade credit ratings by Moody's and S&P or with counterparties who have posted collateral to cover potential credit exposure. Southern Company, the traditional electric operating companies, Southern Power, and Southern PowerCompany Gas have also established risk management policies and controls to determine and monitor the creditworthiness of counterparties in order to mitigate Southern Company's, the traditional electric operating companies', Southern Power's, and Southern Power'sCompany Gas' exposure to counterparty credit risk. Southern Company Gas may require counterparties to pledge additional collateral when deemed necessary. Therefore, Southern Company, the traditional electric operating companies, and Southern Power do not anticipate a material adverse effect on the financial statements as a result of counterparty nonperformance.
(I)ACQUISITIONS
Southern Company
Proposed Merger with AGL Resources
On August 23, 2015, Southern Company entered intoGas
Southern Company Gas, formerly known as AGL Resources Inc., is an energy services holding company whose primary business is the distribution of natural gas through natural gas distribution utilities. On July 1, 2016, Southern Company completed the Merger Agreement to acquire AGL Resources. Under the termsfor a total purchase price of the Merger Agreement, subject to the satisfaction or waiver (if permissible under applicable law)approximately $8.0 billion and Southern Company Gas became a wholly-owned, direct subsidiary of Southern Company.

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(UNAUDITED)

specified conditions, Merger Sub will be merged with and into AGL Resources. AGL Resources will survive the Merger and become a wholly-owned, direct subsidiary of Southern Company.
The Merger will bewas accounted for using the acquisition method of accounting wherebywith the assets acquired and liabilities assumed are recognized at fair value as of the acquisition date. The following table presents the preliminary purchase price allocation:
Southern Company Gas Purchase PriceSeptember 30, 2016
 (in millions)
Current assets$1,557
Property, plant, and equipment10,108
Goodwill5,937
Intangible assets400
Regulatory assets1,118
Other assets229
Current liabilities(2,201)
Other liabilities(4,712)
Long-term debt(4,261)
Noncontrolling interests(174)
Total purchase price$8,001
The excess of the purchase price over the estimated fair values of AGL Resources'the assets acquired and liabilities assumed of $5.9 billion is recognized as goodwill, which is primarily attributable to positioning the Southern Company system to provide natural gas infrastructure to meet customers' growing energy needs and to compete for growth across the energy value chain. Southern Company anticipates that much of the value assigned to goodwill will not be deductible for tax purposes. The estimated fair values noted above are preliminary and are subject to change upon finalization of the purchase accounting assessment as additional information related to the fair value of assets and liabilities will be recorded as goodwill.becomes available. Subsequent adjustments to the preliminary purchase price allocation are not expected to have a material impact on the results of operations and financial position of Southern Company.
The preliminary valuation of identifiable intangible assets included customer relationships, trade names, and storage and transportation contracts with estimated lives of one to 28 years. The estimated fair value measurements of identifiable intangible assets were primarily based on significant unobservable inputs (Level 3).
The results of operations for Southern Company expects total cashGas have been included in the consolidated financial statements from the date of $8.2 billionacquisition and consist of operating revenues of $543 million and net income of $4 million.
The following summarized unaudited pro forma consolidated statement of earnings information assumes that the acquisition of Southern Company Gas was completed on January 1, 2015. The summarized unaudited pro forma consolidated statement of earnings information includes adjustments for (i) intercompany sales, (ii) amortization of intangible assets, (iii) adjustments to be requiredinterest expense to reflect current interest rates on Southern Company Gas debt and additional interest expense associated with borrowings by Southern Company to fund the purchase priceMerger, and (iv) the elimination of approximately $8.0 billion to acquire AGL Resources common stock, options to purchase shares of AGL Resources common stock, and restricted stock units payable in shares of AGL Resources common stock and to fund acquisition-relatednonrecurring expenses and financing costs of approximately $200 million. Southern Company will also assume AGL Resources' outstanding indebtedness.
Through May 5, 2016, the Maryland PSC, the Georgia PSC, the California Public Utilities Commission, and the Virginia State Corporation Commission have approved the Merger. On April 15, 2016, Southern Company, AGL Resources, and Northern Illinois Gas Company (collectively, the Joint Applicants) and the Retail Energy Supply Association filed a settlement agreementassociated with the Illinois Commerce Commission. On April 28, 2016, the Joint Applicants, the Illinois Attorney General's Office,Merger.
 For the Nine Months Ended September 30,
 20162015
  
Operating revenues (in millions)
$16,609
$16,865
Net income attributable to Southern Company (in millions)
$2,369
$2,269
Basic EPS$2.50
$2.43
Diluted EPS$2.48
$2.42

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(UNAUDITED)

These unaudited pro forma results are for comparative purposes only and the Citizens Utility Board filed a settlement agreement with the Illinois Commerce Commission. Collectively, these agreements resolve all remaining contested issues for Illinois Commerce Commission approvalmay not be indicative of the Merger. On May 5, 2016, Southern Company, AGL Resources, Merger Sub, Pivotal Utility Holdings, Inc. d/b/a Elizabethtown Gas,results that would have occurred had this acquisition been completed on January 1, 2015 or the Division of Rate Counsel,results that would be attained in the Staff of the New Jersey Board of Public Utilities, and New Jersey Large Energy Users Coalition entered into a comprehensive settlement agreement relating to the New Jersey Board of Public Utilities review of the Merger. Additionally, the Federal Communications Commission (FCC) has approved the transfer of control over the FCC licenses of certain AGL Resources subsidiaries. Consummation of the Merger remains subject to the satisfaction or waiver of certain closing conditions, including, among others, (i) the approval of the Illinois Commerce Commission and the New Jersey Board of Public Utilities and other approvals required under applicable state laws, (ii) the absence of a judgment, order, decision, injunction, ruling, or other finding or agency requirement of a governmental entity prohibiting the consummation of the Merger, and (iii) other customary closing conditions, including (a) subject to certain materiality qualifiers, the accuracy of each party's representations and warranties and (b) each party's performance in all material respects of its obligations under the Merger Agreement.future.
During the first quarterthree and nine months ended September 30, 2016, Southern Company recorded in its statements of income costs associated with the Merger of approximately $40.8 million and $104.1 million, respectively, of which $40.6 million and $73.5 million is included in operating expenses and $0.2 million and $30.6 million is included in other income and (expense), respectively. These costs include external transaction costs for financing, legal, and consulting services, associated with the proposed Merger of approximately $20 million, of which $6 million is included in operating expensesas well as rate credits and $14 million is included in other income and (expense).additional compensation-related expenses.
The ultimate outcome of these matters cannot be determined at this time. See Note 12 to the financial statements of Southern Company under "Southern Company – Proposed Merger with AGL Resources" in Item 8 of the Form 10-K for additional information.
Merger FinancingAcquisition of PowerSecure International, Inc.
On May 9, 2016, Southern Company intendsacquired all of the outstanding stock of PowerSecure, a provider of products and services in the areas of distributed generation, energy efficiency, and utility infrastructure, for $18.75 per common share in cash, resulting in an aggregate purchase price of $429 million. As a result, PowerSecure became a wholly-owned subsidiary of Southern Company.
The acquisition of PowerSecure was accounted for using the acquisition method of accounting with the assets acquired and liabilities assumed recognized at fair value as of the acquisition date. The allocation of the purchase price is as follows:
PowerSecure Purchase PriceSeptember 30, 2016
 (in millions)
Current assets$172
Property, plant, and equipment46
Goodwill284
Intangible assets101
Other assets6
Current liabilities(145)
Long-term debt, including current portion(18)
Deferred credits and other liabilities(17)
Total purchase price$429
The excess of the purchase price over the estimated fair values of the assets acquired and liabilities assumed of $284 million was recognized as goodwill, which is primarily attributable to fundexpected business expansion opportunities for PowerSecure. Southern Company anticipates that the cash considerationmajority of the value assigned to goodwill will not be deductible for tax purposes.
The valuation of identifiable intangible assets included customer relationships, trade names, patents, backlog, and software with estimated lives of one to 26 years. The estimated fair value measurements of identifiable intangible assets were primarily based on significant unobservable inputs (Level 3).
The results of operations for PowerSecure have been included in the consolidated financial statements from the date of acquisition and are immaterial to the consolidated financial results of Southern Company. Pro forma results of operations have not been presented for the Merger using a mix of debt and equity. Southern Company expects to issueacquisition because the debt to fund the cash consideration for the Merger in several tranches including long-dated maturities. The amount of debt issued at each maturity will depend on prevailing market conditions at the timeeffects of the offering and other factors. In addition,acquisition were immaterial to Southern Company entered into the $8.1 billion Bridge Agreement on September 30, 2015 to provide financingCompany's consolidated financial results for the Merger in the event long-term financing is not available. See Note 6 to the financial statementsall periods presented.
Alliance with Bloom Energy Corporation
On October 24, 2016, a subsidiary of Southern Company under "Bank Credit Arrangements" in Item 8acquired from an affiliate of Bloom Energy Corporation (Bloom) all of the Form 10-K for additional information regarding the Bridge Agreement.
Proposed Acquisitionequity interests of PowerSecure
On February 24, 2016 SouthernESA HoldCo, LLC and its subsidiary, 2016 ESA Project Company, entered into an Agreement and Plan of Merger to acquire PowerSecure. Under the terms of this merger agreement, the stockholders of PowerSecure will be entitled to receive $18.75 in cash for each share of common stock in a transaction with a total purchase price of approximately $431 million.LLC.

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Following2016 ESA Project Company, LLC expects to acquire 50 MWs of Bloom fuel cell systems to serve commercial and industrial customers under long-term PPAs. In connection with this transaction, PowerSecure will becomeand Bloom agreed to pursue a strategic alliance to develop technology for behind-the-meter energy solutions.
Investment in Southern Natural Gas
On July 10, 2016, Southern Company and Kinder Morgan, Inc. (Kinder Morgan) entered into a definitive agreement for Southern Company to acquire a 50% equity interest in SNG, which is the owner of a 7,000-mile pipeline system connecting natural gas supply basins in Texas, Louisiana, Mississippi, and Alabama to markets in Louisiana, Mississippi, Alabama, Florida, Georgia, South Carolina, and Tennessee. On August 31, 2016, Southern Company assigned its rights and obligations under the definitive agreement to a wholly-owned, indirect subsidiary of Southern Company. This transactionCompany Gas. On September 1, 2016, Southern Company Gas completed the acquisition for a purchase price of approximately $1.4 billion. The investment in SNG is expectedaccounted for using the equity method.
Acquisition of Remaining Interest in SouthStar
SouthStar is a retail natural gas marketer and markets natural gas to closeresidential, commercial, and industrial customers, primarily in May 2016. The ultimate outcome of this matter cannotGeorgia and Illinois. At September 30, 2016, Southern Company Gas had an 85% ownership interest in SouthStar, with Piedmont owning the remaining 15%. Subsequent to September 30, 2016, Southern Company Gas purchased Piedmont's 15% interest in SouthStar for $160 million. Beginning in the fourth quarter 2016, SouthStar will be determined at this time.fully consolidated with Southern Company Gas.
Southern Power
See Note 2 to the financial statements of Southern Power and Note 12 to the financial statements of Southern Company under "Southern Power" in Item 8 of the Form 10-K for additional information. During the first quarternine months ended September 30, 2016, the fair values of the assets and liabilities acquired of Desert Stateline, Garland, Garland A, Lost Hills Blackwell, Morelos, North Star, Roserock, and MorelosTranquillity were finalized and there werewith no changes.changes to the fair values reported.
During 2016, in accordance with its overall growth strategy, Southern Power acquired or contracted to acquire throughone of its wholly-owned subsidiaries, Southern Renewable Partnerships, LLC orand Southern Renewable Energy, Inc., acquired or contracted to acquire the projects set forth in the following table.discussed below. Acquisition-related costs were expensed as incurred and were not material. The acquisitions do not include any contingent consideration unless specifically noted.
Project FacilitySeller; Acquisition DateApprox. Nameplate CapacityLocationSouthern Power Percentage Ownership Expected/Actual CODPPA
Counterparties for Plant Output
PPA Contract PeriodApprox. Purchase Price 
  (MW)      (in millions) 
SOLAR
CalipatriaSolar Frontier Americas Holding, LLC
February 11, 2016
20Imperial County, CA90% February 11, 2016San Diego Gas & Electric Company20 years$51
(a)
East PecosFirst Solar, Inc. March 4, 2016120Pecos County, TX100% Fourth quarter 2016Austin Energy15 years$41
(b)
WIND
Grant WindApex Clean Energy Holdings, LLC
April 7, 2016
151Grant County, OK100% April 8, 2016Western Farmers, East Texas, and Northeast Texas Electric Cooperative20 years$258
(c)
PassadumkeagQuantam Wind Acquisition I, LLC40Penobscot County, ME100% Second quarter 2016Western Massachusetts Electric Company15 years$127
(d)
(a)
Calipatria - The total purchase price, including the minority owner, TRE's 10% ownership interest and contingent consideration of $6 million, is approximately $57 million. As of March 31, 2016, the fair values of the assets and liabilities acquired through the business combination were recorded as follows: $58 million as property, plant, and equipment, $1 million as a transmission interconnection prepaid, and $2 million as payables; however, the allocation of the purchase price to individual assets has not been finalized.
(b)
East Pecos - The total purchase price is approximately $41 million. As of March 31, 2016, the fair values of the assets acquired through the business combination were recorded as $41 million to CWIP; however, the allocation of the purchase price to individual assets has not been finalized. Total construction costs, which include the acquisition price allocated to CWIP, are expected to be approximately $200 million to $220 million. The ultimate outcome of this matter cannot be determined at this time.
(c)
Grant Wind - Subsequent to March 31, 2016, Southern Power acquired all of the outstanding membership interests of Grant Wind, LLC. The purchase price includes approximately $23 million of contingent consideration which may be adjusted based on performance testing and production over the first 10 years of operation.
(d)
Passadumkeag - On March 11, 2016, Southern Power entered into an agreement to acquire all of the outstanding membership interests of Quantum Wind Acquisition I, LLC, which is expected to close in the second quarter 2016. The ultimate outcome of this matter cannot be determined at this time.
Construction Projects
During the first quarter 2016, in accordance with its overall growth strategy, Southern Power completed construction of and placed in service the Butler Solar Farm and Pawpaw solar facilities. In addition, Southern Power

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(UNAUDITED)

Project FacilityResourceSeller; Acquisition Date
Approximate Nameplate Capacity (MW)
 LocationSouthern Power Percentage OwnershipActual/Expected CODPPA Counterparties for Plant OutputPPA Contract Period 
Acquisitions for the Nine Months Ended September 30, 2016
CalipatriaSolarSolar Frontier Americas Holding LLC
February 11, 2016
20 Imperial County, CA90% February 2016San Diego Gas & Electric Company20 years 
East PecosSolarFirst Solar, Inc.
March 4, 2016
120 Pecos County, TX100% December 2016Austin Energy15 years 
Grant PlainsWindApex Clean Energy Holdings, LLC
August 26, 2016
147 Grant County, OK100% December 2016Oklahoma Municipal Power Authority and Steelcase Inc.20 years and 12 years(a)
Grant WindWindApex Clean Energy Holdings, LLC
April 7, 2016
151 Grant County, OK100% April 2016Western Farmers, East Texas, and Northeast Texas Electric Cooperative20 years 
HenriettaSolarSunPower Corp.
July 1, 2016
102 Kings County, CA51%(b)July 2016Pacific Gas and Electric Company20 years 
LamesaSolarRES America Developments Inc.
July 1, 2016
102 Dawson County, TX100% First quarter 2017City of Garland, Texas15 years 
PassadumkeagWindQuantum Utility Generation, LLC
June 30, 2016
42 Penobscot County, ME100% July 2016Western Massachusetts Electric Company15 years 
RutherfordSolarCypress Creek Renewables, LLC
July 1, 2016
74 Rutherford County, NC90% December 2016Duke Energy Carolinas, LLC15 years 
Acquisitions Subsequent to September 30, 2016
MankatoNatural GasCalpine Corporation October 26, 2016375(c)Mankato, MN100% 
N/A(c)
Northern States Power Company10 years 
Wake WindWindInvenergy Wind Global LLC October 26, 2016257 Floyd and Crosby Counties, TX90.1% October 2016Equinix Enterprises, Inc. and Owens Corning12 years 
(a)In addition to the 20-year and 12-year PPAs, the facility has a 10-year contract with Allianz Risk Transfer (Bermuda) Ltd.
(b)Southern Power owns 100% of the class A membership interests and a wholly-owned subsidiary of the seller owns 100% of the class B membership interests. Southern Power and the class B member are entitled to 51% and 49%, respectively, of all cash distributions from the project. In addition, Southern Power is entitled to substantially all of the federal tax benefits with respect to the transaction.
(c)The Mankato facility is a fully operational 375-MW natural gas-fired combined-cycle facility with an additional 345-MW expansion under development.
Acquisitions During the Nine Months Ended September 30, 2016
Southern Power's aggregate purchase price for the project facilities acquired during the nine months ended September 30, 2016 was approximately $830 million, which includes $145 million of contingent consideration. Including the minority owner Turner Renewable Energy, LLC's (TRE) 10% ownership interest in Calipatria and Rutherford, SunPower Corp's 49% ownership interest in Henrietta, and the assumption of $217 million in

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NOTES TO THE CONDENSED FINANCIAL STATEMENTS: (Continued)
(UNAUDITED)

construction debt (non-recourse to Southern Power), the total aggregate purchase price is approximately $923 million for the project facilities acquired during the nine months ended September 30, 2016. The fair values of the assets and liabilities acquired through the business combinations were recorded as follows: $1.0 billion as CWIP, $58 million as property, plant, and equipment, $77 million as an intangible asset, $24 million as other assets, and $5 million as accounts payable; however, the allocations of the purchase price to individual assets have not been finalized. The intangible asset consists of an acquired PPA that will be amortized over its 20-year term. The estimated amortization for future periods is approximately $1 million in 2016 and $4 million per year thereafter. For East Pecos, Grant Plains, Lamesa, and Rutherford, which are currently under construction, total aggregate construction costs, excluding the acquisition costs, are expected to be $708 million to $775 million. The ultimate outcome of these matters cannot be determined at this time.
Acquisitions Subsequent to September 30, 2016
Southern Power's aggregate purchase price for acquisitions subsequent to September 30, 2016 was approximately $873 million. Including the minority owner Invenergy Wind Global LLC's 9.9% ownership interest in Wake Wind, the total aggregate purchase price is approximately $924 million.
As part of Southern Power's acquisition of Mankato, which has a fully operational 375-MW natural gas-fired combined-cycle facility, Southern Power has commenced construction of an additional 345-MW expansion which is covered with a 20-year PPA. Total aggregate construction costs, excluding the acquisition costs allocated to CWIP, are expected to be $170 million to $190 million. The ultimate outcome of this matter cannot be determined at this time.
Acquisition Agreements Executed but Not Yet Closed
During the nine months ended September 30, 2016 and subsequent to that date, Southern Power entered into agreements to acquire the following projects for an aggregate purchase price of approximately $1.2 billion:
51% ownership interest (through 100% ownership of the class A membership interests entitling Southern Power to 51% of all cash distributions and most of the federal tax benefits) in a 100-MW solar facility in Nevada covered with a 20-year PPA, which is expected to close in November 2016;
100% ownership interests in two wind facilities in Texas totaling 299 MWs, the majority of which is contracted under PPAs for the first 12 to 14 years of operation and are expected to close before the end of 2016; and
100% ownership interest in a 275-MW wind facility in Texas, the majority of which is contracted under a 12-year PPA and is expected to close in January 2017.
The ultimate outcome of these matters cannot be determined at this time.
The aggregate amount of revenue recognized by Southern Power related to the project facilities acquired during the nine months ended September 30, 2016 included in the condensed consolidated statements of income for year-to-date 2016 is $14 million. The aggregate amount of net income, excluding impacts of ITCs and PTCs, attributable to Southern Power related to the project facilities acquired during the nine months ended September 30, 2016 included in the condensed consolidated statements of income is immaterial. These businesses did not have operating revenues or activities prior to completion of construction and their assets being placed in service; therefore, supplemental pro forma information as though the acquisitions occurred as of the beginning of 2016, and for the comparable 2015 period, is not meaningful and has been omitted.
Construction Projects
During the nine months ended September 30, 2016, in accordance with its overall growth strategy, Southern Power completed construction of and placed in service, or continued construction of, the projects set forth in the table below.following table. Through March 31,September 30, 2016, total costs of construction incurred for the following projects below were $2.2$3.0 billion, of which $1.5$1.2 billion remains in CWIP. Including the total construction costs incurred through September 30, 2016

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(UNAUDITED)

and the acquisition prices allocated to CWIP, total aggregate construction costs for the following projects are estimated to be $3.1 billion to $3.2 billion. The ultimate outcome of these matters cannot be determined at this time.
Solar FacilitySellerApprox. Nameplate CapacityLocationExpected/Actual CODPPA Counterparties
for Plant Output
PPA
Contract Period
Estimated Construction Costs 
  (MW)    (in millions) 
ButlerCERSM, LLC and Community Energy, Inc.103Taylor County, GAFourth quarter 2016
Georgia Power(a)
30 years$220
-230(b)
Desert StatelineFirst Solar, Inc.
299(c)
San Bernardino County, CAThrough third quarter 2016Southern California Edison Company (SCE)20 years$1,200
-1,300(d)
Garland and
Garland A
Recurrent Energy, LLC205Kern County, CA
Fourth quarter 2016
  Third quarter 2016
SCE15 years and
20 years
$532
-552(e,f)
RoserockRecurrent Energy, LLC160Pecos County, TXFourth quarter 2016Austin Energy20 years$333
-353(e,f)
SandhillsN/A146Taylor County, GAFourth quarter 2016Cobb, Flint, Irwin, Middle Georgia and Sawnee Electric Membership Corporations25 years$260
-280 
TranquillityRecurrent Energy, LLC205Fresno County, CAThird quarter 2016Shell Energy North America (US), LP/SCE18 years$473
-493(f,g)
Solar FacilitySeller
Approximate Nameplate Capacity (MW)
LocationActual/Expected CODPPA Counterparties for Plant OutputPPA Contract Period
Projects Completed During the Nine Months Ended September 30, 2016
Butler Solar FarmStrata Solar Development, LLC22Taylor County, GAFebruary 2016
Georgia Power(a)
20 years
Desert Stateline(b)
First Solar Development, LLC
299(c)
San Bernardino County, CAThrough July 2016Southern California Edison Company (SCE)20 years
Garland ARecurrent Energy, LLC20Kern County, CAAugust 2016SCE20 years
PawpawLongview Solar, LLC30Taylor County, GAMarch 2016
Georgia Power(a)
30 years
TranquillityRecurrent Energy, LLC205Fresno County, CAJuly 2016Shell Energy North America (US), LP/SCE18 years
Projects Under Construction as of September 30, 2016
ButlerCERSM, LLC and Community Energy, Inc.103Taylor County, GADecember 2016
Georgia Power(a)
30 years
GarlandRecurrent Energy, LLC185Kern County, CAOctober 2016SCE15 years
RoserockRecurrent Energy, LLC160Pecos County, TXNovember 2016Austin Energy20 years
SandhillsN/A146Taylor County, GAOctober 2016Cobb, Flint, Irwin, Middle Georgia and Sawnee Electric Membership Corporations25 years
(a)
Butler - Affiliate PPA subject to FERC approval.
approved by the FERC.
(b)
Butler - Total estimated construction costs include the acquisition price of all outstanding membership interests of the related entity.
(c) Desert Stateline - The facility has a total of 299 MWs, of which 110 MWs were placed in service in the fourth quarter 2015 and 76 MWs were placed in service in the first quarter 2016. Subsequent to March 31, 2016, 38 MWs were placed in service. The remaining 75 MWs are expected to be placed in service by the end of the third quarter 2016.
(d)
Desert Stateline - On March 29, 2016, Southern Power acquired an additional 15% interest in Desert Stateline. As a result, Southern Power and the class B member are entitled to 66% and 34%, respectively, of all cash distributions from Desert Stateline. In addition, Southern Power will continue to be entitled to substantially all of the federal tax benefits with respect to the transaction. Total estimated construction costs include the acquisition price allocated to CWIP; however, the allocation of the purchase price to individual assets has not been finalized.
(e)Total estimated construction costs include the acquisition price allocated to CWIP. During the first quarter 2016, the allocation of the purchase price to individual assets was finalized with no changes.
(f)Southern Power owns 100% of the class A membership interests and a wholly-owned subsidiary of the seller owns 100% of the class B membership interests. Southern Power and the class B member are entitled to 51% and 49%, respectively, of all cash distributions from the project.
(g) Total estimated construction costs include(c) The facility has a total of 299 MWs, of which 110 MWs were placed in service in the acquisition price allocated to CWIP; however,fourth quarter 2015 and 189 MWs were placed in service during the allocation of the purchase price to individual assets has not been finalized.nine months ended September 30, 2016.

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(UNAUDITED)

(J) SEGMENT AND RELATED INFORMATION
The primary business of the Southern Company system is electricity sales by the traditional electric operating companies and Southern Power.Power and, as a result of closing the Merger, the distribution of natural gas by Southern Company Gas. The four traditional electric operating companies – Alabama Power, Georgia Power, Gulf Power, and Mississippi Power – are vertically integrated utilities providing electric service in four Southeastern states. Southern Power constructs, acquires, owns, and manages power generation assets, including renewable energy projects, and sells electricity at market-based rates in the wholesale market. Southern Company Gas is an energy services holding company whose primary business is the distribution of natural gas through seven natural gas distribution utilities and is involved in several other complementary businesses including gas marketing services, wholesale gas services, and gas midstream operations.
Southern Company's reportable business segments are the sale of electricity by the four traditional electric operating companies, the sale of electricity in the competitive wholesale market by Southern Power, and the sale of natural gas and other products and services by Southern Power.Company Gas. Revenues from sales by Southern Power to the traditional electric operating companies were $97$110 million and $114$313 million for the three and nine months ended March 31,September 30, 2016, respectively, and March 31,$104 million and $303 million for the three and nine months ended September 30, 2015, respectively. The "All Other" column includes parentthe Southern Company parent entity, which does not allocate operating expenses to business segments. Also, this category includes segments below the quantitative threshold for separate disclosure. These segments include products and services in the areas of distributed generation, energy efficiency, and utility infrastructure, as well as investments in telecommunications and leveraged lease projects. All other inter-segment revenues are not material.

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NOTES TO THE CONDENSED FINANCIAL STATEMENTS: (Continued)
(UNAUDITED)

Financial data for business segments and products and services for the three and nine months ended March 31,September 30, 2016 and 2015 was as follows:
Electric Utilities      Electric Utilities 
Traditional
Operating
Companies
 
Southern
Power
 Eliminations Total 
All
Other
 Eliminations Consolidated
Traditional
Electric Operating
Companies
Southern
Power
EliminationsTotalSouthern Company Gas
All
Other
EliminationsConsolidated
(in millions)(in millions)
Three Months Ended March 31, 2016:             
Three Months Ended
September 30, 2016:
 
Operating revenues$3,742
 $315
 $(103) $3,954
 $47
 $(36) $3,965
$5,236
$500
$(117)$5,619
$543
$139
$(37)$6,264
Segment net income (loss)(a)(b)
464
 50
 
 514
 (26) (3) 485
1,018
176

1,194
4
(67)(1)1,130
Total assets at March 31, 2016$69,240
 $8,999
 $(396) $77,843
 $2,070
 $(1,178) $78,735
Three Months Ended March 31, 2015:             
Nine Months Ended
September 30, 2016:
 
Operating revenues$13,120
$1,189
$(330)$13,979
$543
$311
$(118)$14,715
Segment net income (loss)(a)(c)
2,076
315

2,391
4
(161)(8)2,226
Total assets at September 30, 2016$71,448
$12,351
$(440)$83,359
$21,185
$2,974
$(1,156)$106,362
Three Months Ended
September 30, 2015:
 
Operating revenues$3,948
 $348
 $(124) $4,172
 $40
 $(29) $4,183
$5,098
$401
$(109)$5,390
$
$37
$(26)$5,401
Segment net income (loss)(a)(b)
477
 33
 
 510
 3
 (5) 508
874
102

976

(18)1
959
Nine Months Ended
September 30, 2015:
 
Operating revenues$13,123
$1,086
$(322)$13,887
$
$120
$(86)$13,921
Segment net income (loss)(a)(c)
1,912
181

2,093

3

2,096
Total assets at December 31, 2015$69,052
 $8,905
 $(397) $77,560
 $1,819
 $(1,061) $78,318
$69,052
$8,905
$(397)$77,560
$
$1,819
$(1,061)$78,318
(a)Attributable to Southern Company.
(b)
Segment net income (loss) for the traditional electric operating companies includes pre-tax charges for estimated probable losses on the Kemper IGCC of $53$88 million ($3354 million after tax) and $9$150 million ($693 million after tax) for the three months ended March 31,September 30, 2016 and 2015, respectively. See Note (B) under "Integrated"Integrated Coal Gasification Combined CycleKemper IGCC Schedule and Cost Estimate"Estimate" for additional information.
(c) Segment net income (loss) for the traditional electric operating companies includes pre-tax charges for estimated probable losses on the Kemper IGCC of $222 million ($137 million after tax) and $182 million ($112 million after tax) for the nine months ended September 30, 2016 and 2015, respectively. See Note (B) under "Integrated Coal Gasification Combined CycleKemper IGCC Schedule and Cost Estimate" for additional information.
Products and Services
  Electric Utilities' Revenues
Period Retail Wholesale Other Total
  (in millions)
Three Months Ended March 31, 2016 $3,377
 $396
 $181
 $3,954
Three Months Ended March 31, 2015 3,542
 467
 163
 4,172
  Electric Utilities' Revenues
Period Retail Wholesale Other Total
  (in millions)
Three Months Ended September 30, 2016 $4,808
 $613
 $198
 $5,619
Three Months Ended September 30, 2015 4,701
 520
 169
 5,390
         
Nine Months Ended September 30, 2016 $11,932
 $1,455
 $592
 $13,979
Nine Months Ended September 30, 2015 11,958
 1,435
 494
 13,887

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(UNAUDITED)

 Southern Company Gas' Revenues
PeriodGas
Distribution
Operations
Gas
Marketing
Services
All OtherTotal
 (in millions)
Three and Nine Months Ended September 30, 2016$420
$126
$(3)$543

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PART II — OTHER INFORMATION
Item 1. Legal Proceedings.
See the Notes to the Condensed Financial Statements herein for information regarding certain legal and administrative proceedings in which the registrants are involved.
Item 1A. Risk Factors.
See RISK FACTORS in Item 1A of the Form 10-K for a discussion of the risk factors of the registrants. ThereExcept as described below, there have been no material changes to these risk factors from those previously disclosed in the Form 10-K.
With the completion of the Merger, Southern Company now owns Southern Company Gas, a company whose subsidiaries own and operate a natural gas business.
Southern Company Gas is an energy services holding company whose primary business is the distribution of natural gas through natural gas distribution utilities. Southern Company Gas is involved in several other businesses that are mainly related and complementary to its primary business including: gas marketing services including the provision of natural gas commodity and related services to customers in competitive markets or markets that provide for customer choice, wholesale gas services including natural gas storage, gas pipeline arbitrage, and natural gas asset management and/or related logistics services, and gas midstream operations including high deliverability natural gas storage facilities and select pipelines. As a result, Southern Company is now subject to risks to which it was not previously subject and Southern Company stockholders may be adversely affected by these risks. These risks include the following:
Transporting and storing natural gas involves risks that may result in accidents and other operating risks and costs. Southern Company Gas' natural gas distribution and storage activities involve a variety of inherent hazards and operating risks, such as leaks, accidents, explosions, and mechanical problems, which could result in serious injury to employees and non-employees, loss of human life, significant damage to property, environmental pollution, and impairment of its operations.
Southern Company Gas' natural gas business faces increasing competition. The natural gas business is highly competitive and increasingly complex. Southern Company Gas is facing increasing competition from other companies that supply energy, including electric, oil, and propane providers and, in some cases, energy marketing and trading companies.
Southern Company Gas may experience reported net income volatility due to mark-to-market accounting. Southern Company Gas utilizes hedging instruments to lock in economic value in its wholesale natural gas segment, which are not designated as hedges for accounting purposes. The difference in accounting treatment for the underlying position and the financial instrument used to hedge the value of the contract can cause volatility in reported net income while the positions are open due to mark-to-market accounting.
Item 6.    Exhibits.
The exhibits below with an asterisk (*) preceding the exhibit number are filed herewith. The remaining exhibits have previously been filed with the SEC and are incorporated herein by reference. The exhibits marked with a pound sign (#) are management contracts or compensatory plans or arrangements.
  (4) Instruments Describing Rights(3) Articles of Security Holders, Including IndenturesIncorporation and By-Laws
     
  Georgia Power
     
  (c)(a)1-Fifty-fourth Supplemental Indenture to Senior Note Indenture, datedBy-Laws of Georgia Power, as of March 8, 2016, providing for the issuance of the Series 2016A 3.250% Senior Notes due April 1, 2026.amended effective August 17, 2016. (Designated in Form 8-K dated March 2,August 17, 2016, File No. 1-6468, as Exhibit 4.2(a).3.1.)
(c)2-Fifty-fifth Supplemental Indenture to Senior Note Indenture, dated as of March 8, 2016, providing for the issuance of the Series 2016B 2.400% Senior Notes due April 1, 2021. (Designated in Form 8-K dated March 2, 2016, File No. 1-6468, as Exhibit 4.2(b).)
*(c)3-Amendment No. 2 to Loan Guarantee Agreement between Georgia Power and the DOE, dated as of March 9, 2016.
Mississippi Power
*(e)1-Term Loan Agreement among Mississippi Power and the lenders identified therein, dated as of March 8, 2016.
(10) Material Contracts
     
  Mississippi Power
   
(a)1By-Laws of Mississippi Power, as amended, effective October 25, 2016. (Designated in Form 8-K dated October 25, 2016, File No. 001-11229, as Exhibit 3.1.)

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#*(e)1-Letter Agreement between Mississippi Power and Emile J. Troxclair III dated December 11, 2014.(4) Instruments Describing Rights of Security Holders, Including Indentures
     
#Southern Company
(a)1-Second Supplemental Indenture to Junior Subordinated Note Indenture, dated as of September 15, 2016, providing for the issuance of the Series 2016A 5.25% Junior Subordinated Notes due October 1, 2076. (Designated in Form 8-K dated September 12, 2016, File No. 1-3526, as Exhibit 4.4.)
Southern Power
*(e)(f)1-Twelfth Supplemental Indenture to Senior Note Indenture, dated as of September 7, 2016.
*(f)2-Performance Award Agreement between Southern Company Services, Inc. and Emile J. Troxclair III effectiveThirteenth Supplemental Indenture to Senior Note Indenture, dated as of January 3, 2015.September 20, 2016, providing for the issuance of the Series 2016C 2.75% Senior Notes due September 20, 2023.
     
  (24) Power of Attorney and Resolutions
     
  Southern Company
     
  (a)1-Power of Attorney and resolution. (Designated in the Form 10-K for the year ended December 31, 2015, File No. 1-3526 as Exhibit 24(a).)
     
  Alabama Power
     
  (b)1-Power of Attorney and resolution. (Designated in the Form 10-K for the year ended December 31, 2015, File No. 1-3164 as Exhibit 24(b).)
     
  Georgia Power
     
  (c)1-Power of Attorney and resolution. (Designated in the Form 10-K for the year ended December 31, 2015, File No. 1-6468 as Exhibit 24(c).)
     

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  Gulf Power
     
  (d)1-Power of Attorney and resolution. (Designated in the Form 10-K for the year ended December 31, 2015, File No. 001-31737 as Exhibit 24(d).)
     
  Mississippi Power
     
  (e)1-Power of Attorney and resolution. (Designated in the Form 10-K for the year ended December 31, 2015, File No. 001-11229 as Exhibit 24(e)1.)
     
  (e)2-Power of Attorney for Anthony L. Wilson. (Designated in the Form 10-K for the year ended December 31, 2015, File No. 001-11229 as Exhibit 24(e)2.)
     
  Southern Power
     
  (f)1-Power of Attorney and resolution. (Designated in the Form 10-K for the year ended December 31, 2015, File No. 333-98553 as Exhibit 24(f)1.)
     
  (f)2-Power of Attorney for Joseph A. Miller. (Designated in the Form 10-K for the year ended December 31, 2015, File No. 333-98553 as Exhibit 24(f)2.)
     
  (31) Section 302 Certifications
     
  Southern Company
     
 *(a)1-Certificate of Southern Company's Chief Executive Officer required by Section 302 of the Sarbanes-Oxley Act of 2002.
     

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 *(a)2-Certificate of Southern Company's Chief Financial Officer required by Section 302 of the Sarbanes-Oxley Act of 2002.
     
  Alabama Power
     
 *(b)1-Certificate of Alabama Power's Chief Executive Officer required by Section 302 of the Sarbanes-Oxley Act of 2002.
     
 *(b)2-Certificate of Alabama Power's Chief Financial Officer required by Section 302 of the Sarbanes-Oxley Act of 2002.
     
  Georgia Power
     
 *(c)1-Certificate of Georgia Power's Chief Executive Officer required by Section 302 of the Sarbanes-Oxley Act of 2002.
     
 *(c)2-Certificate of Georgia Power's Chief Financial Officer required by Section 302 of the Sarbanes-Oxley Act of 2002.
     
  Gulf Power
     
 *(d)1-Certificate of Gulf Power's Chief Executive Officer required by Section 302 of the Sarbanes-Oxley Act of 2002.
     
 *(d)2-Certificate of Gulf Power's Chief Financial Officer required by Section 302 of the Sarbanes-Oxley Act of 2002.
     
  Mississippi Power
     
 *(e)1-Certificate of Mississippi Power's Chief Executive Officer required by Section 302 of the Sarbanes-Oxley Act of 2002.
     
 *(e)2-Certificate of Mississippi Power's Chief Financial Officer required by Section 302 of the Sarbanes-Oxley Act of 2002.
     

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  Southern Power
     
 *(f)1-Certificate of Southern Power Company's Chief Executive Officer required by Section 302 of the Sarbanes-Oxley Act of 2002.
     
 *(f)2-Certificate of Southern Power Company's Chief Financial Officer required by Section 302 of the Sarbanes-Oxley Act of 2002.
     
  (32) Section 906 Certifications
     
  Southern Company
     
 *(a)-Certificate of Southern Company's Chief Executive Officer and Chief Financial Officer required by Section 906 of the Sarbanes-Oxley Act of 2002.
     
  Alabama Power
     
 *(b)-Certificate of Alabama Power's Chief Executive Officer and Chief Financial Officer required by Section 906 of the Sarbanes-Oxley Act of 2002.
     
  Georgia Power
     
 *(c)-Certificate of Georgia Power's Chief Executive Officer and Chief Financial Officer required by Section 906 of the Sarbanes-Oxley Act of 2002.
     

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  Gulf Power
     
 *(d)-Certificate of Gulf Power's Chief Executive Officer and Chief Financial Officer required by Section 906 of the Sarbanes-Oxley Act of 2002.
     
  Mississippi Power
     
 *(e)-Certificate of Mississippi Power's Chief Executive Officer and Chief Financial Officer required by Section 906 of the Sarbanes-Oxley Act of 2002.
     
  Southern Power
     
 *(f)-Certificate of Southern Power Company's Chief Executive Officer and Chief Financial Officer required by Section 906 of the Sarbanes-Oxley Act of 2002.
     
  (101) XBRL – Related DocumentsInteractive Data Files
     
 *INS-XBRL Instance Document
 *SCH-XBRL Taxonomy Extension Schema Document
 *CAL-XBRL Taxonomy Calculation Linkbase Document
 *DEF-XBRL Definition Linkbase Document
 *LAB-XBRL Taxonomy Label Linkbase Document
 *PRE-XBRL Taxonomy Presentation Linkbase Document

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THE SOUTHERN COMPANY
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. The signature of the undersigned company shall be deemed to relate only to matters having reference to such company and any subsidiaries thereof included in such company's report.
 
  THE SOUTHERN COMPANY
    
By Thomas A. Fanning
  Chairman, President, and Chief Executive Officer
  (Principal Executive Officer)
    
By Art P. Beattie
  Executive Vice President and Chief Financial Officer
  (Principal Financial Officer)
    
By /s/Melissa K. Caen 
  (Melissa K. Caen, Attorney-in-fact) 
Date: May 5,November 4, 2016

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ALABAMA POWER COMPANY
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. The signature of the undersigned company shall be deemed to relate only to matters having reference to such company and any subsidiaries thereof included in such company's report.
 
  ALABAMA POWER COMPANY
    
By Mark A. Crosswhite 
  Chairman, President, and Chief Executive Officer
  (Principal Executive Officer)
    
By Philip C. Raymond
  Executive Vice President, Chief Financial Officer, and Treasurer
  (Principal Financial Officer)
    
By /s/Melissa K. Caen 
  (Melissa K. Caen, Attorney-in-fact) 
Date: May 5,November 4, 2016

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GEORGIA POWER COMPANY
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. The signature of the undersigned company shall be deemed to relate only to matters having reference to such company and any subsidiaries thereof included in such company's report.
 
  GEORGIA POWER COMPANY
    
By W. Paul Bowers
  Chairman, President, and Chief Executive Officer
  (Principal Executive Officer)
    
By W. Ron Hinson
  Executive Vice President, Chief Financial Officer, Treasurer, and Corporate SecretaryTreasurer
  (Principal Financial Officer)
    
By /s/Melissa K. Caen 
  (Melissa K. Caen, Attorney-in-fact) 
Date: May 5,November 4, 2016

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GULF POWER COMPANY
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. The signature of the undersigned company shall be deemed to relate only to matters having reference to such company and any subsidiaries thereof included in such company's report.
 
  GULF POWER COMPANY
    
By S. W. Connally, Jr.
  Chairman, President and Chief Executive Officer
  (Principal Executive Officer)
    
By Xia Liu
  Vice President and Chief Financial Officer
  (Principal Financial Officer)
    
By /s/Melissa K. Caen 
  (Melissa K. Caen, Attorney-in-fact) 
Date: May 5,November 4, 2016

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MISSISSIPPI POWER COMPANY
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. The signature of the undersigned company shall be deemed to relate only to matters having reference to such company and any subsidiaries thereof included in such company's report.
 
  MISSISSIPPI POWER COMPANY
    
By Anthony L. Wilson
  President and Chief Executive Officer
  (Principal Executive Officer)
    
By Moses H. Feagin
  Vice President, Chief Financial Officer, and Treasurer
  (Principal Financial Officer)
    
By /s/Melissa K. Caen 
  (Melissa K. Caen, Attorney-in-fact) 
Date: May 5,November 4, 2016

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SOUTHERN POWER COMPANY
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. The signature of the undersigned company shall be deemed to relate only to matters having reference to such company and any subsidiaries thereof included in such company's report.
 
  SOUTHERN POWER COMPANY
    
By Joseph A. Miller
  Chairman, President, and Chief Executive Officer
  (Principal Executive Officer)
    
By William C. Grantham
  Senior Vice President, Chief Financial Officer, and Treasurer
  (Principal Financial Officer)
    
By /s/Melissa K. Caen 
  (Melissa K. Caen, Attorney-in-fact) 
Date: May 5,November 4, 2016

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