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Roosevelt County, MT oil and gas wells

1,340 wells: 288 active, 737 plugged, run by 306 operators.

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

Top operators in Roosevelt

OperatorActiveWells here
Oasis Petroleum North America LLC75102
Kraken Operating, LLC7186
Devon Energy Williston, L.L.C.2029
White Rock Oil & Gas, LLC1834
Phoenix Operating LLC1246
Continental Resources Inc812
R3 Operating Corporation812
Green Valley Operating, LLC89
Citation Oil & Gas Corp.719
Poplar Resources LLC6101
SpringLine Operating LLC620
Slawson Exploration Company Inc530
HK Eagle LLC59
Darrah Oil Company, LLC57
Ridge Oil & Gas, LLC57
Foundation Energy Management, LLC410
Hydra Services LLC35
Prima Exploration, Inc.33
Rough Rider Midstream Services LLC33
SOGC, Inc.211
Single Tree Disposal, Inc.24
Energy Equity Company22
Select Water Solutions, LLC22
Cardinal Oil, LLC112
Granite Creek Energy LLC12

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusTypeOperator
20105 JV-P Clark 1 25-085-21679Shut in GasMSC Exploration LP
20105 JV-P Lockman 1 25-085-21678Shut in GasMSC Exploration LP
32-28-56-12 25-085-21021Plugged OilColumbus Energy Corp.
92 TRIBAL 25-085-05108Plugged OilMurphy Exploration and Production Co.
9218 JV-P FORT PECK 1 25-085-21622Plugged Dry holeBTA Oil Producers, LLC
A. EGGUM 1 25-085-05287Plugged Dry holeCox, H. Mack Etal
A. HEGTVEDT 1 25-085-05209Plugged Dry holePlacid Oil Company
A. LEWIS 1 25-085-21056Plugged Dry holeConsolidated Oil & Gas, Inc.
A. Werner 1A 25-085-05004Plugged Dry holeNorthern Natural Gas Producing Co.
A.A. Werner 1 25-085-05128Plugged Dry holeDeep Rock
A.C. Briske 44-35 25-085-21144Plugged Dry holeTiger Oil Company
A.F. TOAVS 1 25-085-05276Plugged Dry holeCalvert Drilling & Producing Co.
A.HEIRS #1 25-085-21037Plugged Dry holeSignal Drilling & Expl. Co. Inc.
A.J. MANNING 1 25-085-05294Plugged Dry holeTenneco Oil Company
A.M. STAI 1 25-085-05264Plugged Dry holeBritish American
A30-55-1 DD 25-085-08013Shut in ServiceUSGS
ALLOTTED HALL 1 25-085-21344Plugged DisposalReading & Bates Petroleum Co.
ALLOTTEE 21-14 25-085-05234Plugged Dry holeCranston, Earl M.
ALMA HERTING 1 25-085-05215Plugged Dry holeTenneco Oil Company
ALMA HERTING 1 25-085-05226Plugged Dry holeE. L. K. Oil Company
ANDERSON #1 25-085-21488Plugged DisposalPintail Petroleum, Inc.
ANDERSON 8-9 25-085-21529Plugged Dry holeBHP Petroleum (Americas) Inc.
ARNIE SOLHEIM 1 25-085-21051Plugged Dry holeSamedan Oil Corporation
ASSINI TRIBE B1 25-085-21543Plugged Dry holeTexaco Exploration and Production Inc.
ASSINIBOINE 1-10G 25-085-21610Plugged GasEnergx, Ltd.
AULT 1 25-085-05008Plugged Dry holeExxon Corporation
Alexander 1 25-085-21059Plugged Dry holeConoco Inc.
Allen 2-1 25-085-21578Plugged Dry holeHunt Petroleum (AEC), Inc.
Allotted 3047 1 25-085-21201Plugged OilJuniper Petroleum Corp.
Allotted Hall 1-29 25-085-21249Shut in OilTerrol Energy Incorporated
Allotted Hall 2-29 25-085-21294Shut in OilTerrol Energy Incorporated
Alpar State A 1-28 25-085-21105Plugged OilWyoming Resources Corporation
Amazing Grace Federal 11-2H 25-085-21751Active OilOasis Petroleum North America LLC
Amazing Grace Federal 2759 13-3 2BHP 25-085-22143Drilling OilOasis Petroleum North America LLC
Anderson 1 25-085-21098Plugged Dry holeSRI
Anderson 1-7 25-085-21130Plugged Dry holeBelco Development Corporation
Archer 2756-4-21 #14H 25-085-22122Cancelled / expired OilKraken Operating, LLC
Asgard 2856-35-14 #4H 25-085-22102Drilling OilKraken Operating, LLC
Augusta 2958 24-11 5B 25-085-22174Permitted OilOasis Petroleum North America LLC
Australia II 12 KA 6 25-085-21814Plugged OilSpringLine Operating LLC
B & RT 2958 13-25H 25-085-21884Active OilOasis Petroleum North America LLC
B. CAMRUD 1 25-085-05268Plugged Dry holeTesoro Petroleum Corporation
B. GRUNOW 1-31 25-085-21041Plugged Dry holeReunion Energy Company
B. ROGNEY B-1 25-085-21155Plugged Dry holeAnadarko Petroleum Corporation
B. WATTERS 1 25-085-21156Plugged Dry holeAnschutz Corporation, The
BACH 1 25-085-05283Plugged Dry holeMurphy Exploration and Production Co.
BACH 1 25-085-21054Plugged Dry holeHigh Crest Oils, Inc.
BACH 1 25-085-21505Plugged Dry holePintail Petroleum, Inc.
BACH 2-32 25-085-21089Plugged Dry holeBridger Canyon Oil Co.
BAINVILLE 27-13 25-085-21039Plugged OilGary, Samuel,Jr.& Associates, Inc.
BAINVILLE B-2 25-085-21516Plugged OilGary, Samuel,Jr.& Associates, Inc.
BAKER COULTER 1 25-085-21121Plugged OilGrace Petroleum Corporation
BARACKER 1 25-085-05229Plugged Dry holePhillips Petroleum Company
BARDELL 1-33 25-085-21541Plugged Dry holeSun Exploration And Production Co
BARKER 1 25-085-05243Plugged Dry holeHumble Oil & Refining Co.
BEALE 1-22 25-085-21484Plugged Dry holeHunt Oil Company
BEASLEY 5 25-085-05140Plugged OilEmpire State Oil Co.
BEN HOLTE 1 25-085-05238Plugged Dry holeExploration Drilling
BERCIER 1-9 25-085-21077Plugged Dry holeUniversal Resources Corporation
BERNER 1 25-085-21180Plugged Dry holeAnadarko Petroleum Corporation
BERNER 2-9 25-085-21043Plugged Dry holeOil Resources Incorporated
BERRY 27-21X 25-085-21512Plugged Dry holeBWAB Incorporated
BERWICK 1-3 25-085-21210Plugged Dry holeAl-Aquitaine Exploration
BIA FED. 31-41 25-085-21539Plugged Dry holeBass Enterprises Production Co.
BIG MUDDY 1 25-085-21572Plugged Dry holeHunt Petroleum (AEC), Inc.
BIG SKY 1R 25-085-21549Plugged Dry holeOlympic Exploration & Production Co
BJORGEN 1 25-085-05202Plugged Dry holeMurphy Exploration and Production Co.
BLACKTAIL 1 25-085-21387Plugged Dry holePetroleum, Inc.
BLUE HORSE 1 25-085-05258Plugged Dry holeSignal Drilling & Expl. Co. Inc.
BOX ELDER 1 25-085-21410Plugged Dry holeCox, John L.
BOX ELDER 11-25 25-085-21559Plugged Dry holeEquitable Resources Energy Co, Western Region
BRIDGES 1-D 25-085-21014Plugged DisposalMurphy Exploration and Production Co.
BROOKMAN 1 25-085-21490Plugged Dry holeT Bar S Oil, Inc.
BROOKMAN 1-16 25-085-21579Plugged Dry holeConsolidated Oil & Gas, Inc.
BROOKMAN A-1 25-085-05388Plugged Dry holeMurphy Exploration and Production Co.
BROOKMAN B-1 25-085-21004Plugged Dry holeMurphy Exploration and Production Co.
BROUGH 1 25-085-05146Plugged OilWagner, M.R.
BROWN 5-14 25-085-21527Plugged Dry holeBHP Petroleum (Americas) Inc.
BROWN EST. 1-1 25-085-21492Plugged Dry holeEP Operating Company
BUCK ELK 1 25-085-05168Plugged OilMurphy Exploration and Production Co.
BUCK ELK 1 25-085-08019Plugged DisposalPolumbus, E.A.,Jr.
BUCK ELK 2 25-085-05169Plugged DisposalMurphy Exploration and Production Co.
BUCK ELK 3 25-085-05175Plugged OilRichfield Oil
BUCK ELK 31-23 25-085-05205Plugged Dry holeShell Oil Company
BUCKLES A-1 25-085-21267Plugged OilTXO Production Corp
Bainville State 36-1HR 25-085-21573Active OilWhite Rock Oil & Gas, LLC
Baker Federal 1-9 25-085-21713Active OilWhite Rock Oil & Gas, LLC
Baker Federal 9-9 25-085-21624Plugged OilWhite Rock Oil & Gas, LLC
Barry Rogney A-1 25-085-21092Plugged OilWyoming Resources Corporation
Battalion 1-3H 25-085-21780Active OilSlawson Exploration Company Inc
Bauer 1-20 25-085-21593Plugged Dry holeContinental Resources Inc
Beck 15-10 1-H 25-085-21791Shut in OilKraken Operating, LLC
Bend Tribal 26 1 25-085-21436Plugged Dry holeProsper Energy Corporation
Benson 5-6-1 #4H 25-085-22148Drilling OilKraken Operating, LLC
Benson-Droke 15-14 25-085-21425Plugged OilCentury Oil & Gas Corporation
Bercier 10-9 25-085-21673Plugged Dry holeNance Petroleum Corporation
Berry 1-10 25-085-21568Plugged OilAbraxas Petroleum Corporation
Berry 11-4 25-085-21654Active OilRidge Oil & Gas, LLC
Berry 34-23X 25-085-21206Plugged OilSlawson Exploration Company Inc
Bertelson 7-26 25-085-21475Plugged Dry holeApache Corp

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