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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
Krogedal Federal 2958 11-27H 25-085-21830Active OilOasis Petroleum North America LLC
Lander 1-3 25-085-21580Active OilWhite Rock Oil & Gas, LLC
Langdon 1-19H 25-085-21896Active OilKraken Operating, LLC
Larsen Farms 1-1 25-085-21238Active OilWhite Rock Oil & Gas, LLC
Larsen Farms 1-2 25-085-21467Shut in OilWhite Rock Oil & Gas, LLC
Larsen Farms 14-7H 25-085-21729Shut in OilOasis Petroleum North America LLC
Lester Federal 2759 12-17H 25-085-21833Active OilOasis Petroleum North America LLC
Long Coulee Fed. 2958 42-22H 25-085-21837Active OilOasis Petroleum North America LLC
Long Creek 129 #1 25-085-21487Shut in OilCitation Oil & Gas Corp.
Long Creek 132 #1 25-085-21423Shut in OilCitation Oil & Gas Corp.
Long Creek 133 #1 25-085-21416Shut in OilCitation Oil & Gas Corp.
Long Creek 228 #1 25-085-21433Shut in OilCitation Oil & Gas Corp.
Long Creek 232 #1 25-085-21438Shut in OilCitation Oil & Gas Corp.
Long Creek 233 #2 25-085-21485Active OilCitation Oil & Gas Corp.
Long Creek 25 #1 25-085-21457Active OilCitation Oil & Gas Corp.
Long Creek 332 #1 25-085-21455Shut in OilCitation Oil & Gas Corp.
Long Creek 333 #1 25-085-21445Active OilCitation Oil & Gas Corp.
Long Creek 432 #1 25-085-21446Active OilCitation Oil & Gas Corp.
Longee 1 25-085-21101Active OilDarrah Oil Company, LLC
Louis Boxer 2 25-085-21002Shut in OilHodges, A.J. Industries, Inc.
Lowenstein 28-58 14B-23-2H 25-085-21758Active OilKraken Operating, LLC
Lucero 4-33-28 1H 25-085-22050Active OilKraken Operating, LLC
Lucero 4-33-28 2H 25-085-22051Active OilKraken Operating, LLC
Luft 2-27 25-085-21670Active OilGreen Valley Operating, LLC
Luft 4-26 25-085-21464Active DisposalSingle Tree Disposal, Inc.
Luke Sweetman 24-25H 25-085-21736Active OilOasis Petroleum North America LLC
Luke Sweetman 2758 14-24 2B 25-085-21955Shut in OilOasis Petroleum North America LLC
Luke Sweetman 2758 14-24 3B 25-085-21953Drilling OilOasis Petroleum North America LLC
Lyda 31-1H SWD 25-085-22156Drilling DisposalHydra Services LLC
Lyle Krogedal 1-21 25-085-21292Shut in OilGenesis ST Operating LLC
M&M T 2958 13-26H 25-085-21886Active OilOasis Petroleum North America LLC
Ma 2758 41-11B 25-085-21894Active OilOasis Petroleum North America LLC
Mable Wilson 1 25-085-21079Shut in OilPride Energy Company
MacDonald 1 25-085-05148Shut in OilPoplar Resources LLC
MacDonald 2 25-085-05141Shut in OilPoplar Resources LLC
MacDonald 3 25-085-05147Active InjectionPoplar Resources LLC
Mann 1 25-085-21139Active OilDarrah Oil Company, LLC
Manush 1-12H 25-085-21927Active OilOasis Petroleum North America LLC
Marilyn 2758 42-11H 25-085-21804Active OilOasis Petroleum North America LLC
Mary Brewer 2759 13-3 2B 25-085-22139Drilling OilOasis Petroleum North America LLC
Mary Brewer 2759 13-3 3B 25-085-22140Drilling OilOasis Petroleum North America LLC
Mary Brewer 2759 13-3 4B 25-085-22141Drilling OilOasis Petroleum North America LLC
Mary Brewer Federal 2759 13-3 5BX 25-085-22142Drilling OilOasis Petroleum North America LLC
Mary Wilson 10-3H 25-085-21759Shut in OilOasis Petroleum North America LLC
McCabe 1 25-085-21050Temporarily abandoned OilCardinal Oil, LLC
McCabe 1-4-9H 25-085-21882Active OilGreen Valley Operating, LLC
McCabe 1X 25-085-21617Shut in OilCardinal Oil, LLC
McCabe 2 25-085-21299Active DisposalCardinal Oil, LLC
McCabe Farms 1-4 25-085-21628Shut in OilCardinal Oil, LLC
McCracken 2758 21-10 #5B 25-085-21937Active OilOasis Petroleum North America LLC
McCracken 2758 21-10H 25-085-21796Active OilOasis Petroleum North America LLC
McCracken 2758 34-9 #3B 25-085-21935Active OilOasis Petroleum North America LLC
McCracken 2758 41-10 #6B 25-085-21904Active OilOasis Petroleum North America LLC
McCracken 2758 44-9 #4B 25-085-21936Active OilOasis Petroleum North America LLC
McGowan 3 25-085-05173Shut in OilPoplar Resources LLC
Mercy Federal 2759 44-11B 25-085-21879Shut in OilOasis Petroleum North America LLC
Miller Girls Federal 2758 42-7H 25-085-21938Active OilOasis Petroleum North America LLC
Monza 16-4F 1H 25-085-22090Active OilDevon Energy Williston, L.L.C.
Monza 16-4F 2H 25-085-22091Active OilDevon Energy Williston, L.L.C.
Mulder 22-15 #1H 25-085-22003Active OilKraken Operating, LLC
Mulder 22-15 #2H 25-085-22004Active OilKraken Operating, LLC
Mulder 22-15 #3H 25-085-22005Active OilKraken Operating, LLC
Mulder 22-15 #4H 25-085-22006Active OilKraken Operating, LLC
Murphy Zimmerman 14-21 25-085-21498Shut in OilDarrah Oil Company, LLC
Nelson 27-22 1H 25-085-21815Active OilKraken Operating, LLC
Nelson Ranch 1-6HR 25-085-21500Shut in OilWhite Rock Oil & Gas, LLC
Odin 2756-2-23 #14H 25-085-22103Drilling OilKraken Operating, LLC
Olson 1-21-16H 25-085-21788Active OilGreen Valley Operating, LLC
Olson 21-28TFH 25-085-21841Shut in OilFoundation Energy Management, LLC
Olson 31-28 25-085-21599Active OilWhite Rock Oil & Gas, LLC
Origami 1 SWD 25-085-22154Drilling DisposalPhoenix Operating LLC
Origami 32-29-20-17 1H 25-085-22131Drilling OilPhoenix Operating LLC
Origami 32-29-20-17 2H 25-085-22132Drilling OilPhoenix Operating LLC
Origami 32-29-20-17 3H 25-085-22133Drilling OilPhoenix Operating LLC
Origami 32-29-20-17 4H 25-085-22134Drilling OilPhoenix Operating LLC
Ortman-Demarrias Unit 1 25-085-21665Temporarily abandoned Dry holeCitation Oil & Gas Corp.
Oscar-Paul Byron 2758 14-24-2B 25-085-21956Drilling OilOasis Petroleum North America LLC
Outpost Federal 1H 25-085-22106Permitted OilSlawson Exploration Company Inc
Outpost Federal 2H 25-085-22107Permitted OilSlawson Exploration Company Inc
Outpost Federal 3H 25-085-22108Permitted OilSlawson Exploration Company Inc
Outpost Federal 4H 25-085-22109Permitted OilSlawson Exploration Company Inc
Outpost Federal 5H 25-085-22110Permitted OilSlawson Exploration Company Inc
Outpost Federal 6H 25-085-22111Permitted OilSlawson Exploration Company Inc
Outpost Federal 7H 25-085-22112Permitted OilSlawson Exploration Company Inc
Panasuk 43X-4 25-085-21651Shut in OilSpringLine Operating LLC
Panasuk 9 SWD 25-085-21290Active DisposalEnergy Equity Company
Paul Byron 2758 41-13H 25-085-21838Active OilOasis Petroleum North America LLC
Pearl 9-H SWD 25-085-22157Drilling DisposalHydra Services LLC
Peterson 2-13 25-085-21693Shut in OilArmstrong Operating, Inc.
Picard 1-10 25-085-21471Shut in OilGenesis ST Operating LLC
Picard 1-11 25-085-21222Shut in OilGenesis ST Operating LLC
Picard 1-19 25-085-21230Active DisposalPhoenix Operating LLC
Picard 1-19R 25-085-21565Shut in OilGenesis ST Operating LLC
Picard 11-11 25-085-21334Shut in OilGenesis ST Operating LLC
Picard 11-33H 25-085-21684Shut in OilSpringLine Operating LLC
Picard 11-34H 25-085-21696Shut in OilSpringLine Operating LLC
Picard 13-12 25-085-21368Shut in OilGenesis ST Operating LLC
Picard 14-2 25-085-21335Shut in OilGenesis ST Operating LLC
Picard 16-3 25-085-21426Shut in OilWhite Rock Oil & Gas, LLC
Picard 2-11 25-085-21646Shut in OilGenesis ST Operating LLC

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