ROCK RIVER Field Activity and Well Summary
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Total wells
Drill activity
The ROCK RIVER oil & gas field in Wyoming contains 173 wells on file.
Top operators: ROCK RIVER OPERATING INC, MARATHON OIL COMPANY, and others.
Most recent well: ROCK RIVER #3, operated by ROCK RIVER OPERATING INC — last updated March 2026.
ROCK RIVER field coverage
Counties the ROCK RIVER field intersects.
Recent wells
| Well Name | County | Last activity | Updates | Operator | API |
|---|---|---|---|---|---|
| ROCK RIVER #3 | Carbon | 2026-03-18 | ROCK RIVER OPERATING INC | 705353 | |
| ROCK RIVER #8 | Carbon | 2026-03-18 | MARATHON OIL COMPANY | 707106 | |
| 10-35 | Carbon | 2026-03-18 | ROCK RIVER OPERATING INC | 707101 | |
| 7-2 | Carbon | 1988-12-28 | PETCON ASSOCIATES LTD | 721136 | |
| 6-2 | Carbon | 1988-12-21 | PETCON ASSOCIATES LTD | 721133 | |
| 1-3 | Carbon | 1988-12-20 | PETCON ASSOCIATES LTD | 721135 | |
| 2-23 | Carbon | 1988-12-03 | PETCON ASSOCIATES LTD | 721139 | |
| 2-53 | Carbon | 1988-11-28 | PETCON ASSOCIATES LTD | 721137 | |
| 2-38 | Carbon | 1988-11-24 | PETCON ASSOCIATES LTD | 721138 | |
| 5-2 | Carbon | 1988-10-31 | PETCON ASSOCIATES LTD | 721134 |
Top Operators in the ROCK RIVER field by total wells
Operators: Rock River Operating Inc, Marathon Oil Company, Petcon Associates Ltd, Baxter Drilling, Production Service & Equipment, Laramie Red Desert, Luff Exploration, Lundy M L, Prairie Energy Minerals, Arlington.
Other Major Fields in Wyoming most active by total wells
Compare the ROCK RIVER field against the other busiest oil and gas fields in Wyoming:
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