Roosevelt County, Montana Wells Summary
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Total wells
Last 60 days
Prior 60 days
60-day trend
Roosevelt County contains 1,319 wells on file, with top operators including Poplar Resources LLC and Oasis Petroleum North America LLC.
Wells in Roosevelt span several oil & gas fields including Elm Coulee, Northeast and Poplar, East.
Most recent well on record: Wolfenberger 4-3-2-1 #14H — last updated May 2026.
County FIPS Code: 30085
Active drilling rigs · Baker Hughes snapshot, week of 2026-05-29
By basin
- 2 Williston
Drilling for
- 2 Oil
Roosevelt 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.
1,319 wells plotted ·
17 active in last 60 days
Basemap © OpenStreetMap contributors · well data © Oil and Gas Information · tiles served by DynamoMap
Top Operators in Roosevelt County by total wells
Operators: Poplar Resources Llc, Oasis Petroleum North America Llc, Kraken Operating, Llc, Murphy Exploration And Production Co., White Rock Oil & Gas, Llc, Slawson Exploration Company Inc, Devon Energy Williston, L.l.c., Phoenix Operating Llc, Springline Operating Llc, Citation Oil & Gas Corp..
Top Oil & Gas Fields intersecting Roosevelt County
Fields: Elm Coulee, Northeast, Poplar, East, Poplar, Northwest, Bainville, North, Red Bank, Target, Wildcat Roosevelt, Anvil, Shotgun Creek, Bainville.
Top Counties in Montana most active by total wells
Compare Roosevelt against the other busiest counties in Montana:
Recent wells
| Well Name | Last activity | Updates | Operator | API |
|---|---|---|---|---|
| Wolfenberger 4-3-2-1 #14H | 2026-05-05 | 25085221510000 | ||
| Siren 9-10-11-12 #11H | 2026-04-30 | 25085221500000 | ||
| Benson 5-6-1 #4H | 2026-04-28 | 25085221480000 | ||
| Cutlass 8-7-12 #1H | 2026-04-28 | 25085221490000 | ||
| The Unforgiven 16-21-28-33 3H | 2026-04-21 | 25085221460000 | ||
| Mary Brewer 2759 13-3 3B | 2026-04-21 | 25085221400000 | ||
| Mary Brewer Federal 2759 13-3 5BX | 2026-04-21 | 25085221420000 | ||
| The Unforgiven 16-21-28-33 2H | 2026-04-21 | 25085221450000 | ||
| The Unforgiven 16-21-28-33 4H | 2026-04-21 | 25085221470000 | ||
| Amazing Grace Federal 2759 13-3 2BHP | 2026-04-21 | 25085221430000 |
Surface Ownership Records: