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Big Horn County, WY oil and gas wells

2,587 wells: 501 active, 1,835 plugged, 7 orphaned, run by 585 operators.

Figures from the Wyoming Oil and Gas Conservation Commission, updated 2026-10-19.

Top operators in Big Horn

OperatorActiveWells here
MERIT ENERGY COMPANY286386
ENDEAVOR ENERGY LLC5383
NATURAL GAS PROCESSING COMPANY5175
KENTEX WORLAND LLC2632
TRIBAR RESOURCES LLC1744
WHITE ROCK OIL & GAS LLC1518
T2 OPERATING CORPORATION1114
WYOIL CORP815
VALKYRIE OPERATING LLC79
WHITING OIL & GAS CORPORATION618
BUNKIRT J J OIL & GAS CORPORATION46
RIM OPERATING INC312
GRANITE CREEK ENERGY LLC38
WIND RIVER EXPLORATION214
UNDERWOOD OIL & GAS26
NEPECO23
NEW ERA PETROLEUM INC138
ATLANTIC OIL AND GAS DEVELOPMENT LLC13
PILOT PEAK RESOURCES LLC13
CODY ENERGY INC11
PRIDE ENERGY COMPANY AN OKLAHOMA GP11
MARATHON OIL COMPANY0143
KCS MOUNTAIN RESOURCES INC063
BIG HORN OIL & GAS044
ALLEN OIL042

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusTypeOperator
(no name) 1 49-003-05137Plugged OilOLYMPIC EXPLORATION INC
(no name) 1 49-003-05154Plugged OilGEO NOLAND DRILLING CO INC
(no name) 1 49-003-05271Plugged OilREPUBLIC NATURAL GAS COMPANY
(no name) 1 49-003-05275Plugged OilJOHNSON D E A INC
(no name) 1 49-003-05285Plugged OilGRAY BULL
(no name) 1 49-003-05290Plugged OilPHILLIPS WILBERT
(no name) 2 49-003-05305Plugged OilSLAGLE OIL CORP
(no name) 34 49-003-05329Plugged OilORCHARD CHARLES E
(no name) # 49-003-05333Plugged OilTORCHLIGHT OIL & GAS
(no name) 1 49-003-05515Plugged OilUNION OIL CO OF CALIFORNIA
(no name) 1 49-003-05554Plugged OilMIDWEST OIL CORPORATION
(no name) 2 49-003-05555Plugged OilMIDWEST OIL CORPORATION
(no name) 1 49-003-05557Plugged OilMIDWEST OIL CORPORATION
(no name) 1 49-003-05662Plugged OilMARVEL LOWRANCE
(no name) 1 49-003-05696Plugged OilC B Q RAILROAD
(no name) 1 49-003-05803Plugged OilWILEY G O
(no name) 4 49-003-05813Plugged OilFRANTZ CORPORATION
(no name) 3 49-003-05821Plugged OilFRANTZ CORP
(no name) 1 49-003-05873Plugged OilBETHUREM OIL
(no name) 2 49-003-05905Plugged OilGREER GEORGE J
(no name) 37 49-003-06027Plugged OilCLARK OIL & GAS INC
(no name) 18 49-003-06064Plugged OilPURE OIL
(no name) 38 49-003-06067Plugged OilMONTANA-WYOMING
(no name) 14-A 49-003-06068Plugged OilCENTRAL PRODUCTION
(no name) 16-A 49-003-06078Plugged OilALLEN OIL
(no name) 6 49-003-06093Plugged OilALLEN OIL
(no name) 24 49-003-06097Plugged OilALLEN OIL
(no name) 8 49-003-06101Plugged OilALLEN OIL
(no name) 19-A 49-003-06103Plugged OilALLEN OIL
(no name) 12 49-003-06105Plugged OilALLEN OIL
(no name) 13 49-003-06110Plugged OilALLEN OIL
(no name) 3 49-003-06111Plugged OilALLEN OIL
(no name) 5 49-003-06113Plugged OilALLEN OIL
(no name) 35 49-003-06114Plugged OilMONTANA-WYOMING
(no name) 9 49-003-06115Plugged OilALLEN OIL
(no name) 15 49-003-06119Plugged OilALLEN OIL
(no name) 11 49-003-06124Plugged OilALLEN OIL
(no name) 20 49-003-06125Plugged OilALLEN OIL
(no name) 23-A 49-003-06128Plugged OilALLEN OIL
(no name) 10 49-003-06132Plugged OilALLEN OIL
(no name) 22A 49-003-06134Plugged OilALLEN OIL
(no name) 29 49-003-06136Plugged OilALLEN OIL
(no name) 13-A 49-003-06139Plugged OilALLEN OIL
(no name) 19 49-003-06140Plugged OilALLEN OIL
(no name) 18 49-003-06165Plugged OilALLEN OIL
(no name) 17 49-003-06187Plugged OilPURE OIL
(no name) 28 49-003-06214Plugged OilUTAH-WYOMING CONSOL
(no name) 27 49-003-06269Plugged GasMARATHON OIL COMPANY
(no name) 31 49-003-06286Plugged OilMARATHON OIL COMPANY
(no name) 44 49-003-06329Plugged Oil—
(no name) 42 49-003-06353Plugged Oil—
(no name) 30 49-003-06356Plugged OilCHEVRON USA INC
(no name) 50 49-003-06389Plugged OilARLOW
(no name) # 49-003-06458Plugged Oil—
(no name) # 49-003-06459Plugged Oil—
(no name) 1 49-003-06466Plugged OilTRANS-TEXAS ENERGY INC
(no name) # 49-003-06467Plugged Oil—
(no name) # 49-003-06489Plugged Oil—
(no name) 1 49-003-06533Plugged OilDECKER & COLLINS
(no name) 1 49-003-07178Shut in OilMARKLEY E G
(no name) 1-A 49-003-07182Plugged OilMISSOURI NEBRASKA WY DEVEL AND MINING CO
(no name) 1-17 49-003-20666Plugged OilMCCORMICK OIL & GAS
(no name) 1 49-003-60028Plugged OilEMPIRE STATE OIL
(12 BOYLAN) I-52 49-003-07149Plugged InjectionCAT OIL
(32 BOYLAN) I-21 49-003-20011Plugged InjectionCAT OIL
14 TROJAN W-133201 1-33 49-003-20640Plugged OilLOUISIANA LAND & EXPLORATION CO
2B FRITZ 72-4913 1-16 49-003-20572Plugged GasKOCH EXPLORATION COMPANY LLC
3RD ADDITION 2 49-003-05016Plugged OilMEADE DRILLING H L
49-90 MASSEY W-47243 2-13 49-003-20723Plugged OilCOASTAL OIL & GAS CORPORATION
49-90 W-44140 1-26 49-003-20713Plugged OilCOASTAL OIL & GAS CORPORATION
49-91 W-113030 1-27 49-003-20863Plugged OilCOASTAL OIL & GAS CORPORATION
52N93W17 1 49-003-05020Plugged Oil—
7 TLMTU 7 49-003-05415Plugged DisposalTRIBAR RESOURCES LLC
A BAKER 1 49-003-05035Active InjectionMERIT ENERGY COMPANY
A BAKER 3-T 49-003-06379Active InjectionMERIT ENERGY COMPANY
A BAKER 4 49-003-20660Shut in OilMERIT ENERGY COMPANY
A BAKER 5 49-003-20902Active InjectionMERIT ENERGY COMPANY
A BAKER 6H 49-003-21640Active OilMERIT ENERGY COMPANY
A KRUGER 1 49-003-20270Plugged OilBP AMERICA PRODUCTION COMPANY
AAGARD 1 49-003-20639Plugged OilROCKY MOUNTAIN OILFINDERS INC
ABRAHAM 3 49-003-06324Active InjectionMERIT ENERGY COMPANY
ABRAHAM 4 49-003-06346Active OilMERIT ENERGY COMPANY
ABRAHAM 1 49-003-06351Plugged OilCARTER OIL COMPANY
ABRAHAM 3 49-003-07032Plugged OilMARATHON OIL COMPANY
ABRAHAM 5 49-003-20470Active OilMERIT ENERGY COMPANY
ABRAHAM 6-A 49-003-20471Active OilMERIT ENERGY COMPANY
ABRAHAM 7 49-003-20499Plugged OilMERIT ENERGY COMPANY
ABRAHAM 8 49-003-20540Temporarily abandoned OilMERIT ENERGY COMPANY
ABRAHAM 9 49-003-20761Active OilMERIT ENERGY COMPANY
ABRAHAM 10 49-003-20772Active OilMERIT ENERGY COMPANY
ABRAHAM 11H 49-003-21656Active OilMERIT ENERGY COMPANY
ADAM PRYDE PATENTED 1 49-003-06363Plugged OilMARATHON OIL COMPANY
ADAMS 1 49-003-20597Plugged OilBP AMERICA PRODUCTION COMPANY
AINSWORTH 23-34P 49-003-20982Active OilNATURAL GAS PROCESSING COMPANY
AINSWORTH 13-35 49-003-21588Active GasNATURAL GAS PROCESSING COMPANY
AINSWORTH UNIT F-41-4-G 49-003-05236Plugged OilKCS MOUNTAIN RESOURCES INC
AINSWORTH UNIT F41-3G 49-003-05237Plugged OilKCS MOUNTAIN RESOURCES INC
AINSWORTH UNIT 43-33G 49-003-05240Active GasNATURAL GAS PROCESSING COMPANY
AINSWORTH UNIT 12-2P 49-003-20956Active GasNATURAL GAS PROCESSING COMPANY
AINSWORTH UNIT 12-3P(l) 49-003-20957Plugged GasNATURAL GAS PROCESSING COMPANY

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