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Powder River County, MT oil and gas wells

1,289 wells: 195 active, 836 plugged, run by 210 operators.

Figures from the Montana Board of Oil and Gas Conservation, updated 2026-10-19.

Top operators in Powder River

OperatorActiveWells here
Denbury Onshore, LLC190449
M & K Oil Company58
True Oil LLC055
Gary Energy Corporation053
Davis Oil Company038
Exxon Corporation034
Richardson Operating Company032
Smokey Oil Company, Inc.023
Chandler & Associates, Inc.017
Columbus Energy Corp.016
Wolf Exploration016
Exeter Exploration Company014
Powder River Oil014
Sumatra Oil Et Al014
Tiger Oil Company014
Dekalb Energy Company013
Midwest Oil Corporation013
Placid Oil Company013
Greer, George J012
Gary-Williams Company, The011
Suncor Energy (Natural Gas) America Inc.011
El Paso Production Oil & Gas Company09
Encore Operating LP09
Husky Oil Company09
Vessels & Bass09

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusTypeOperator
21209 Omaha 14-31 25-075-22444Plugged Dry holeBTA Oil Producers, LLC
A. Gali 1 25-075-21949Plugged Dry holeUnion Texas Petroleum Corporation
A.G> Powell 1 25-075-21849Plugged Dry holeMidwest Oil Corporation
Alker Federal 23-15 25-075-22190Plugged Dry holeSmokey Oil Company, Inc.
Allen 1 25-075-05100Plugged GasGreer, George J
Allen 1-2 25-075-21983Plugged GasMGPC
Allen 1-2 25-075-22071Plugged Dry holeMacQuest Petroleum Inc
Allen 11-9 25-075-21485Plugged Dry holeExeter Exploration Company
Allen 14-15 25-075-21529Plugged Dry holeExeter Exploration Company
Allen 2 25-075-05109Plugged GasGreer, George J
Allen 3 25-075-05102Plugged GasGreer, George J
Allen 4 25-075-05103Plugged Dry holeGreer, George J
Allen-Federal 1 25-075-21409Plugged Dry holeKingwood Oil
Allen-Federal 1-27 25-075-21747Plugged Dry holeThomas Petroleum
Altus Bryan 6-1 25-075-22006Plugged Dry holeAltus Expl
Amanda Harrsch 1 25-075-21561Plugged Dry holeJohnston, Jack M.
Amoco Federal 1 25-075-21934Plugged Dry holeSouthland Royalty Company
Amundsen 1 25-075-21292Plugged Dry holeMcDonough, P.J.
Anderson-Federal 6 25-075-21836Plugged DisposalM & K Oil Company
Andrews 23-24 25-075-22177Plugged Dry holeTrue Oil LLC
Andrews Federal 1 25-075-21834Plugged Dry holeDavis Oil Company
Anna Powell 1-10 25-075-21897Plugged Dry holeColumbus Energy Corp.
Anna Powell 9-9-53-10 25-075-21766Plugged OilColumbus Energy Corp.
Archer Ranch Inc. 1 25-075-21571Plugged Dry holeVessels & Bass
Arco-State 1 25-075-21772Plugged Dry holeDavis Oil Company
Arrowhead USA 1-6 25-075-21439Plugged Dry holeUnion Texas Petroleum Corporation
Arthur Stuver 1 25-075-05053Plugged Dry holeGary Energy Corporation
Atlantic-Federal 1-20 25-075-21871Plugged Dry holeKissinger, Clyde E.
Atlantic-Federal 2-27 25-075-21911Plugged Dry holePowder River Oil
Aye 1 25-075-21472Plugged Dry holeManley, John D.
Aztec Federal 32-1 25-075-21279Plugged Dry holeBlack, A. C. Etal
Aztec-Federal 14-25 25-075-21742Plugged Dry holeTrue Oil LLC
Aztec-Federal 32-2 25-075-21385Plugged Dry holeStroock Leasing Corporation, The
B. Chebul-B.N. 1 25-075-21979Plugged Dry holeChebul, Bill
B. Jones 30-7 25-075-22022Plugged OilAnchor Bay Corporation
B.R. 1-25-PC 25-075-22265Plugged GasConstitution Gas Transport Co., Inc.
BELTZ 13-11 25-075-21548Plugged Dry holeGary-Williams Company, The
BELTZ 13-13 25-075-21549Plugged Dry holeGary-Williams Company, The
BIDDLE 10-33 25-075-21430Plugged Dry holeTiger Oil Company
BIDDLE 4-32 25-075-21269Plugged Dry holeTiger Oil Company
BL&CC 7-28 25-075-21156Plugged Dry holeTiger Oil Company
BLM-M-2737 1 25-075-21066Plugged Dry holeJordan Etal
BLM-Montana 2562 1 25-075-21368Plugged Dry holeJordan Etal
BN 1-13 25-075-22072Plugged Dry holeMacQuest Petroleum Inc
BR Allen Bros. 1-12-PC 25-075-22264Plugged GasConstitution Gas Transport Co., Inc.
Baker Heirs 1 25-075-21551Plugged Dry holeCollins Brothers
Baldy Peak Unit 1 25-075-22104Plugged Dry holeOcean Energy, Inc.
Bales 1 25-075-05009Plugged Dry holeGulf Oil Corporation
Bandy 30-16 25-075-22009Plugged Dry holeGary Energy Corporation
Barrett Federal 13-11 25-075-22157Plugged Dry holeTrue Oil LLC
Battusta Gianino 16-29 25-075-21873Plugged Dry holePowder River Oil
Baxter-Federal 44-20 25-075-22199Plugged Dry holeTrue Oil LLC
Bay Horse Creek Federal 5-17 25-075-22218Plugged Dry holeAxem Resources Incorporated
Belco 25-075-21903Plugged Dry holeBelco Development Corporation
Bell Creek Consolid. 33-09R 25-075-22439Plugged Dry holeDenbury Onshore, LLC
Biddle 4-33 25-075-21011Plugged Dry holeColumbus Energy Corp.
Biddle Land & Cattle 21-1 25-075-21444Plugged Dry holeLove Oil Co Inc.
Biddle Ranch B-1 25-075-05180Plugged GasDenbury Onshore, LLC
Big Sky 1-20 25-075-21936Plugged Dry holeApache Corp
Bowers Federal 1 25-075-22092Plugged Dry holeDavis Oil Company
Boyle 1 25-075-05185Plugged Dry holeGulf Oil Corporation
Broaddus "A" Government 1 25-075-21794Plugged Dry holePhillips Petroleum Company
Brown 28-1 25-075-21891Plugged Dry holePlacid Oil Company
Bruce 14-3 25-075-21899Plugged Dry holePlacid Oil Company
Bruner 1 25-075-21881Plugged Dry holeAckman-Schulein & Assoc., Ltd.
Bruner 11-16 25-075-21946Plugged GasAbraxas Petroleum Corporation
Bruner 11-7 25-075-21908Plugged GasDenbury Onshore, LLC
Bruner 14-3 25-075-21947Plugged Dry holeSohio Petroleum Company
Bruner 23-1 25-075-05177Plugged Dry holeGary Energy Corporation
Bruner 42-9 25-075-21833Plugged Dry holeBoekel, R. G.
Buffalo Creek Federal 1 25-075-21914Plugged Dry holeLuff Exploration Company
Burlington 1-23 25-075-21978Plugged GasMGPC
Burlington Northern 1 25-075-21957Plugged Dry holeEl Paso Production Oil & Gas Company
Burlington Northern 1 25-075-21975Plugged Dry holeAl-Aquitaine Exploration
Burlington Northern 100-2 25-075-21987Plugged GasMGPC
Burns 24-27 25-075-22156Plugged Dry holeTrue Oil LLC
C & C Cattle Co. 14-11 25-075-22144Plugged Dry holeSmokey Oil Company, Inc.
C & C Cattle Co. 43-22 25-075-22137Plugged Dry holeTrue Oil LLC
C & C Cattle Company 32-26 25-075-22145Plugged Dry holeSmokey Oil Company, Inc.
C&C Cattle Co. 44-26 25-075-22143Plugged Dry holeSmokey Oil Company, Inc.
CARDINA<>1-3236 25-075-21685Plugged Dry holeMule Creek Oil
CRA-Federal "13" 1 25-075-21896Plugged Dry holeSouthland Royalty Company
Cache Creek 1 25-075-22008Plugged Dry holeGetty Oil Company
Cadwell 35-4 25-075-21835Plugged Dry holeGary Energy Corporation
Calloway-State 1 25-075-21990Plugged Dry holeOxford Exploration Company
Calvin Fed. 1 25-075-21489Plugged Dry holeDavis Oil Company
Castle Rock 10P 25-075-22234Plugged Dry holeSuncor Energy (Natural Gas) America Inc.
Castle Rock 11A 25-075-22239Plugged Dry holeSuncor Energy (Natural Gas) America Inc.
Castle Rock 11P 25-075-22235Plugged GasRocky Mountain Gas, Inc.
Castle Rock 12A 25-075-22253Plugged Dry holeSuncor Energy (Natural Gas) America Inc.
Castle Rock 1AP 25-075-22231Plugged Dry holeSuncor Energy (Natural Gas) America Inc.
Castle Rock 1B 25-075-22251Plugged Dry holeSuncor Energy (Natural Gas) America Inc.
Castle Rock 1P 25-075-22244Plugged GasRocky Mountain Gas, Inc.
Castle Rock 2P 25-075-22245Plugged GasRocky Mountain Gas, Inc.
Castle Rock 3A 25-075-22250Plugged Dry holeSuncor Energy (Natural Gas) America Inc.
Castle Rock 3B 25-075-22232Plugged Dry holeSuncor Energy (Natural Gas) America Inc.
Castle Rock 3P 25-075-22246Plugged GasRocky Mountain Gas, Inc.
Castle Rock 4AP 25-075-22237Plugged GasRocky Mountain Gas, Inc.
Castle Rock 4P 25-075-22247Plugged GasRocky Mountain Gas, Inc.
Castle Rock 5A 25-075-22242Plugged Dry holeSuncor Energy (Natural Gas) America Inc.

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