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CLH Clean Harbors

Cover

CoverMay 05, 2021
Cover [Abstract]
Document Type8-K
Document Period End DateMay 5,
2021
Entity Registrant NameCLEAN HARBORS, INC
Entity Central Index Key0000822818
Amendment Flagfalse
Entity Incorporation, State or Country CodeMA
Entity File Number001-34223
Entity Tax Identification Number04-2997780
Entity Address, Address Line One42 Longwater Drive
Entity Address, City or TownNorwell
Entity Address, State or ProvinceMA
Entity Address, Postal Zip Code02061-9149
City Area Code781
Local Phone Number792-5000
Written Communicationsfalse
Soliciting Materialfalse
Pre-commencement Tender Offerfalse
Pre-commencement Issuer Tender Offerfalse
Entity Emerging Growth Companyfalse
Title of 12(b) SecurityCommon Stock, $0.01 par value
Trading SymbolCLH
Security Exchange NameNYSE