Montana Oil and Gas Wells Map
WellsMap USA maps 42,035 oil and gas wells in Montana, from Montana DNRC, Board of Oil and Gas Conservation records (updated September 2026). 9,791 are listed as active and 26,224 as plugged, abandoned or never drilled. Wells are spread across 51 counties and 3,477 operators.
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Montana wells by type
| Type | Wells | Share |
|---|---|---|
| Dry hole | 15,631 | 37% |
| Oil | 12,653 | 30% |
| Gas | 10,874 | 26% |
| Injection / disposal | 2,088 | 5.0% |
| Storage | 295 | 0.7% |
| Test hole | 211 | 0.5% |
| Water | 210 | 0.5% |
| Unknown type | 38 | 0.1% |
| Monitoring | 35 | 0.1% |
Montana wells by status
| Status | Wells | Share |
|---|---|---|
| Plugged | 25,689 | 61% |
| Active | 9,791 | 23% |
| Inactive / shut in | 4,646 | 11% |
| Unknown status | 598 | 1.4% |
| Temporarily abandoned | 504 | 1.2% |
| Abandoned | 499 | 1.2% |
| Permitted | 168 | 0.4% |
| Drilling | 104 | 0.2% |
| Cancelled / never drilled | 36 | 0.1% |
Counties with the most oil and gas wells in Montana
| County | Wells | Active |
|---|---|---|
| Toole | 7,826 | 1,441 |
| Glacier | 3,262 | 705 |
| Fallon | 2,764 | 1,695 |
| Blaine | 2,711 | 648 |
| Phillips | 2,522 | 1,466 |
| Hill | 2,349 | 494 |
| Richland | 2,223 | 1,215 |
| Big Horn | 1,776 | 49 |
| Pondera | 1,477 | 194 |
| Musselshell | 1,373 | 58 |
| Roosevelt | 1,338 | 296 |
| Powder River | 1,286 | 220 |
| Liberty | 1,211 | 290 |
| Rosebud | 1,180 | 97 |
| Sheridan | 1,100 | 142 |
| Chouteau | 786 | 99 |
| Teton | 741 | 103 |
| Petroleum | 672 | 48 |
| Valley | 641 | 170 |
| Carbon | 631 | 111 |
Top oil and gas operators in Montana by well count
| Operator | Wells | Active |
|---|---|---|
| Ridge Oil & Gas, LLC | 2,769 | 2,508 |
| NorthWestern Corporation | 1,591 | 1,167 |
| Fidelity Exploration & Production Co. | 1,230 | 0 |
| MMGL MT I, LLC | 1,121 | 732 |
| Somont Oil Company, Inc. | 982 | 410 |
| New Horizon Resources LLC | 933 | 257 |
| MCR, LLC | 568 | 279 |
| Denbury Onshore, LLC | 509 | 217 |
| Montana Power Company | 505 | 1 |
| MorningStar Operating LLC | 496 | 420 |
| Texaco Exploration and Production Inc. | 482 | 1 |
| Brown, J. Burns Operating Company | 465 | 26 |
| Continental Resources Inc | 420 | 305 |
| Montalban Oil & Gas Operations, Inc. | 391 | 264 |
| A. B. Energy LLC | 380 | 338 |
| True Oil LLC | 364 | 8 |
| Kraken Operating, LLC | 282 | 206 |
| FX Drilling Company, Inc. | 272 | 98 |
| Cardinal Petroleum | 271 | 0 |
| Keesun Corporation | 270 | 113 |
Largest oil and gas fields in Montana by well count
| Field | Wells |
|---|---|
| Kevin-Sunburst | 4,806 |
| Cut Bank | 3,188 |
| Cedar Creek | 1,345 |
| Tiger Ridge | 1,314 |
| Bowdoin | 1,075 |
| Elm Coulee | 938 |
| CX | 908 |
| Pondera | 762 |
| Wildcat Toole | 735 |
| Wildcat Blaine | 734 |
| Wildcat Hill | 719 |
| Bell Creek | 665 |
| Wildcat Rosebud, N | 586 |
| Wildcat Powder River | 565 |
| Wildcat Roosevelt | 477 |
Montana wells drilled by decade
| Decade | Wells spudded |
|---|---|
| 1890s | 5 |
| 1900s | 18 |
| 1910s | 123 |
| 1920s | 3,093 |
| 1930s | 1,672 |
| 1940s | 3,155 |
| 1950s | 3,903 |
| 1960s | 5,525 |
| 1970s | 7,119 |
| 1980s | 6,212 |
| 1990s | 2,832 |
| 2000s | 6,112 |
| 2010s | 1,426 |
| 2020s | 254 |
Based on the 41,449 wells with a recorded spud date.
About this data
Well locations, types and statuses come from public records published by Montana DNRC, Board of Oil and Gas Conservation, retrieved September 2026. Counties missing from the source records are assigned from each well's location. Records can be incomplete or out of date; check with the regulator before relying on them.