Powder River County, Montana Wells Summary
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Total wells
Most recent drilling
First on record
Activity status
Powder River County contains 1,289 wells on file, with top operators including Denbury Onshore, LLC and True Oil LLC.
Wells in Powder River span several oil & gas fields including Bell Creek and Pumpkin Creek.
Most recent well on record: Unit 13-2, operated by Denbury Onshore, LLC — last updated August 2023.
Active drilling rigs · Baker Hughes snapshot, week of 2026-05-29
By basin
- 2 Williston
Drilling for
- 2 Oil
Powder River County well density
Every dot is one well — small blue dots are historic wells;
larger orange dots are wells with activity in the last 60 days.
1,289 wells plotted ·
0 active in last 60 days
Basemap © OpenStreetMap contributors · well data © Oil and Gas Information · tiles served by DynamoMap
Top Operators in Powder River County by total wells
Operators: Denbury Onshore, Llc, True Oil Llc, Gary Energy Corporation, Davis Oil Company, Exxon Corporation, Richardson Operating Company, Smokey Oil Company, Inc., Chandler & Associates, Inc., Columbus Energy Corp., Wolf Exploration.
Top Oil & Gas Fields intersecting Powder River County
Fields: Bell Creek, Pumpkin Creek, Wildcat Powder River, Wright Creek, Castle Rock, Bell Creek, Southeast, Leary.
Top Counties in Montana most active by total wells
Compare Powder River against the other busiest counties in Montana:
Recent wells
| Well Name | Last activity | Updates | Operator | API |
|---|---|---|---|---|
| Unit 13-2 | 2023-08-28 | Denbury Onshore, LLC | 25075213330000 | |
| Unit 12-15H | 2023-01-14 | Denbury Onshore, LLC | 25075224750000 | |
| Bell Creek 35-09X | 2022-12-27 | Denbury Onshore, LLC | 25075224760000 | |
| Unit 35-15R | 2020-03-17 | Denbury Onshore, LLC | 25075224630000 | |
| BCU 15-09R | 2019-12-09 | Denbury Onshore, LLC | 25075224530000 | |
| BUPHI Fed 21-33-09-46 | 2019-10-18 | Summit Gas Resources, Inc. | 25075224620000 | |
| Unit 14-04 | 2019-09-05 | Denbury Onshore, LLC | 25075211720000 | |
| BUPHI Fed 22-35-09-46 | 2019-08-17 | Summit Gas Resources, Inc. | 25075224550000 | |
| Federal 15-15 | 2019-07-14 | Denbury Onshore, LLC | 25075210760000 | |
| BCU 15-15R | 2019-06-27 | Denbury Onshore, LLC | 25075224540000 |
Surface Ownership Records:
