Powell County, Montana Wells Summary
Back to Montana Well Records
Total wells
Most recent drilling
First on record
Activity status
Powell County contains 7 wells on file, with top operators including Amoco Production Company and Medallion Oil Company.
Most recent well on record: MT State Prison 1-25, operated by Medallion Oil Company — last updated December 1987.
Active drilling rigs · Baker Hughes snapshot, week of 2026-07-02
By basin
- 3 Williston
Drilling for
- 3 Oil
Powell 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.
7 wells plotted ·
0 active in last 60 days
Basemap © OpenStreetMap contributors · well data © Oil and Gas Information · tiles served by DynamoMap
Top Operators in Powell County by total wells
Operators: Amoco Production Company, Medallion Oil Company, Montana Power Company, Spencer Ranch.
Top Counties in Montana most active by total wells
Compare Powell against the other busiest counties in Montana:
Recent wells
| Well Name | Last activity | Updates | Operator | API |
|---|---|---|---|---|
| MT State Prison 1-25 | 1987-12-04 | Medallion Oil Company | 25077210050000 | |
| MT State Prison 1-13 | 1987-09-07 | Medallion Oil Company | 25077210040000 | |
| Clifford Benson 1 | 1984-08-31 | Amoco Production Company | 25077210030000 | |
| MT State Prison 1 | 1982-08-10 | Amoco Production Company | 25077210020000 | |
| Lewis Johnson 1 | 1982-01-13 | Amoco Production Company | 25077210010000 | |
| State 1-1-22 | 1961-11-17 | Montana Power Company | 25077050000000 | |
| Well 1 | 1941-12-01 | Spencer Ranch | 25077050020000 |
Surface Ownership Records:
