SECURITIES AND EXCHANGE COMMISSION Registration No. 33- Washington, D.C. 20549 __________ FORM S-8 REGISTRATION STATEMENT under The Securities Act of 1933 __________ BLACK HILLS CORPORATION (exact name of registrant as specified in its charter) South Dakota 46-0111677 (State of Incorporation) (IRS Employer Identification No.) 625 Ninth Street, P.O. Box 1400 Rapid City, South Dakota 57709 (address of principal executive offices) Registrant's telephone number, including area code: (605) 348-1700 __________ BLACK HILLS CORPORATION RETIREMENT SAVINGS PLAN (401K PLAN) (Full title of the plan) __________ ROXANN R. BASHAM Vice President - Finance Black Hills Corporation 625 Ninth Street, Rapid City, South Dakota 57701 (Name and address of agent for service) __________ It is respectfully requested that the Commission send signed copies of all notices, orders and communications to: JOHN K. NOONEY, Esq. Morrill Thomas Nooney & Braun LLP 625 Ninth Street, Rapid City, South Dakota 57701 __________ CALCULATION OF REGISTRATION FEE 		 Title of Proposed Proposed Securities Amount Maximum Maximum Amount of to be to be Offering Price Aggregate Registration Registered Registered(1)(2) Per Share(3) Offering Price Fee Common Stock ($1 Par Value)400,000 Shares $ 24.0313 $9,612,520 $2,836 1. In addition, pursuant to Rule 416(c) under the Securities Act of 1933, this registration statement also covers an indeterminate amount of interests to be offered or sold pursuant to the Black Hills Corporation Retirement Savings plan (401K Plan). 2. Maximum number of shares expected to be acquired in the Plan through Participant contributions. 3. Estimated solely for the purpose of computing the registration fee pursuant to Rule 457(c), based upon the average of the high and low prices reported as of August 17, 1998. PART II Item 3. INCORPORATION OF DOCUMENTS BY REFERENCE The following documents filed by Black Hills Corporation (the Company) with the Securities and Exchange Commission are incorporated herein by reference: (a) The Company's latest annual report on Form-10K filed pursuant to Section 13(a) or 15(d) of the Securities Exchange Act of 1934. (b) All other reports filed pursuant to Section 13(a) or 15(d) of the Exchange Act of 1934 since the end of the fiscal year covered by the annual report on Form 10-K referred to in (a) above; and (c) The description of the Company's common stock as contained in the Company's registration statement under Section 12 of the Exchange Act of 1934, including any amendment or report updating such description. All reports and other documents subsequently filed by the Company pursuant to Sections 13(a), 13(c), 14 and 15(d) of the Securities Exchange Act of 1934 prior to the filing of a post-effective amendment which indicates that all securities offered have been sold or which deregisters those securities then remaining unsold, shall be deemed to be incorporated by reference herein and to be a part thereof from the date of filing such documents. Item 4. DESCRIPTION OF SECURITIES Not applicable. Item 5. INTEREST OF NAMED EXPERTS AND COUNSEL Not applicable. Item 6. INDEMNIFICATION OF DIRECTORS AND OFFICER Sections 47-2-58.1 to 47-2-58.7 of the South Dakota Codified Laws permit indemnification of officers and directors of domestic or foreign corporations under certain circumstances and subject to certain limitations. Article V of the Bylaws of the Company and separate indemnification contracts entered into between the Company and each of its directors and officers authorize indemnification of the Company's directors and officers consistent with the provisions of South Dakota laws. The Company has obtained insurance policies indemnifying the Company and the Company's directors and officers against certain civil liabilities and related expenses. Item 7. EXEMPTION FROM REGISTRATION CLAIMED Not applicable. Item 8. EXHIBITS *4(a)	Restated Articles of Incorporation dated May 24, 1994 (Exhibit 3(I) to Form 8-K dated June 7, 1994, File No. 1-7978). *4(b) Bylaws dated January 30, 1997 (Exhibit 3(b) to Form 10-K dated March 7, 1997). 23	 Consent of Independent Public Accountants 24	 Powers of Attorney 99	 Black Hills Corporation Retirement Savings Plan Financial Statements as of December 31, 1997 and 1996 Together With Report of Independent Public Accounts. The registrant undertakes that the registrant will submit or has submitted the Plan and any amendment thereto to the Internal Revenue Service (IRS) in a timely manner and has made or will make all changes required by the IRS in order to qualify the Plan. Item 9. UNDERTAKINGS (a) The undersigned registrant hereby undertakes: (1) To file, during any period in which offers or sales are being made, a post-effective amendment to this registration statement; 	 (i)	To include any prospectus required by Section 10(a)(3) of the Securities Act of 1933; 	 (ii)	To reflect in the prospectus any facts or events arising after the effective date of the registration statement (or the most recent post-effective amendment thereof) which individually or in the aggregate, represent a fundamental change in the information set forth in the registration statement; 	(iii)	To include any material information with respect to the plan of distribution not previously	disclosed in the registration statement or any material change to such information in the	registration statement; provided, however, that paragraphs (a)(l)(i) and (a)(l)(ii) do not apply if the information required to be included in a post-effective amendment by those paragraphs is contained in periodic reports filed by the registrant pursuant to Section 13 or Section 15(d) of the Securities Exchange of 1934 that are incorporated by reference in the registration statement. (2) That, for the purpose of determining any liability under the Securities Act, each such post-effective amendment shall be deemed to be a new registration statement relating to the securities offered therein, and the offering of such securities at that time shall be deemed to be the initial bona fide offering thereof. (3) To remove from registration by means of a post-effective amendment any of the securities being registered which remain unsold at the termination of the offering. (b) The undersigned registrant hereby undertakes that, for purposes of determining any liability under the Securities Act of 1933, each filing of the registrant's annual report pursuant to Section 13(a) or Section 15(d) of the Securities Exchange Act of 1934 that is incorporated by reference in the registration statement shall be deemed to be a new registration statement relating to the securities offered therein, and the offering of such securities at that time shall be deemed to be the initial bona fide offering thereof. (c) Insofar as indemnification for liabilities arising under the Securities Act may be permitted to directors, officers and controlling persons of the registrant pursuant to the foregoing provisions, or otherwise, the registrant has been advised that in the opinion of the Securities and Exchange Commission such indemnification is against public policy as expressed in the Securities Act and is, therefore, unenforceable. In the event that a claim for indemnification against such liabilities (other than the payment by the registrant of expenses incurred or paid by a director, officer or controlling person of the registrant in the successful defense of any action, suit or proceeding) is asserted by such director, officer or controlling person in connection with securities being registered, the registrant will, unless in the opinion of its counsel the matter has been settled by controlling precedent, submit to a court of appropriate jurisdiction the question whether such indemnification by it is against public policy as expressed in the Securities Act and will be governed by the final adjudication of such issue. SIGNATURES Pursuant to the requirements of the Securities Act of 1933, the registrant certifies that it is has reasonable grounds to believe it meets all of the requirements for filing on Form S-8 and has duly caused this to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Rapid City, State of South Dakota, on the 20th day of August, 1998. BLACK HILLS CORPORATION By /s/ROXANN R. BASHAM Roxann R. Basham, Vice President-Finance Pursuant to the requirements of the Securities Act of 1933, the trustees have duly caused this Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Rapid City, State of South Dakota, on the 20th day of August, 1998. BLACK HILLS CORPORATION RETIREMENT SAVINGS PLAN By /s/ROXANN R. BASHAM Roxann R. Basham, Trustee Pursuant to the requirements of the Securities Act of 1933, this Registration Statement has been signed below by the following persons in the capacities and on the date indicated. SIGNATURE TITLE DATE /s/DANIEL P. LANDGUTH Principal Executive August 20, 1998 Daniel P. Landguth, Officer and Director Chairman and President /s/ROXANN R. BASHAM Principal Financial August 20, 1998 Roxann R. Basham, Officer Vice President - Finance /s/MARK T. THIES Principal Accounting August 20, 1998 Mark T. Thies, Officer Controller GLENN C. BARBER* Directors Glenn C. Barber BRUCE B. BRUNDAGE* Bruce B. Brundage JOHN R. HOWARD*							 John R. Howard EVERETT E. HOYT* August 20, 1998 Everett E. Hoyt							 					 KAY S. JORGENSEN* *By: /S/DANIEL P. LANDGUTH Kay S. Jorgensen Daniel P. Landguth Attorney at Fact THOMAS J. ZELLER* Thomas J. Zeller