GRASS CREEK Field Activity and Well Summary
Back to Wyoming Well Records
Total wells
Drill activity
The GRASS CREEK oil & gas field in Wyoming contains 888 wells on file.
Top operators: MARATHON OIL COMPANY, MERIT ENERGY COMPANY, and others.
Most recent well: GRASS CREEK #14, operated by MERIT ENERGY COMPANY — last updated March 2026.
GRASS CREEK field coverage
Counties the GRASS CREEK field intersects.
Recent wells
| Well Name | County | Last activity | Updates | Operator | API |
|---|---|---|---|---|---|
| GRASS CREEK #14 | Hot Springs | 2026-03-18 | MERIT ENERGY COMPANY | 1707141 | |
| GRASS CREEK #9 | Hot Springs | 2026-03-18 | MARATHON OIL COMPANY | 1707132 | |
| GRASS CREEK #3 | Hot Springs | 2026-03-18 | MARATHON OIL COMPANY | 1707119 | |
| 144-C | Hot Springs | 2026-03-18 | MERIT ENERGY COMPANY | 1706431 | |
| GRASS CREEK #2 | Hot Springs | 2026-03-18 | MERIT ENERGY COMPANY | 1707100 | |
| GRASS CREEK #30 | Hot Springs | 2026-03-18 | MERIT ENERGY COMPANY | 1707116 | |
| 1 F | Hot Springs | 2026-03-18 | MARATHON OIL COMPANY | 1706343 | |
| 5-F | Hot Springs | 2026-03-18 | MERIT ENERGY COMPANY | 1706254 | |
| GRASS CREEK #17 | Hot Springs | 2026-03-18 | MARATHON OIL COMPANY | 1706341 | |
| GRASS CREEK #21 | Hot Springs | 2026-03-18 | MERIT ENERGY COMPANY | 1707144 |
Top Operators in the GRASS CREEK field by total wells
Operators: Marathon Oil Company, Merit Energy Company, Stanolind Oil & Gas Company, Bp America Production Company, Midwest Oil Corporation, Hunt Petroleum Aec Inc, Gulf Oil Corporation, Natural Gas Processing Company, Atlantic Richfield Company, Huntley B J.
Other Major Fields in Wyoming most active by total wells
Compare the GRASS CREEK field against the other busiest oil and gas fields in Wyoming:
- Wc · 76,411 wells
- Prb Coal Bed · 46,479 wells
- Pinedale · 5,251 wells
- Salt Creek · 4,822 wells
- Jonah · 3,451 wells
- Osage · 2,266 wells
- Crossbow · 1,471 wells
- Siberia Ridge · 1,453 wells
- Teapot Naval Reserve · 1,424 wells
- Echo Springs · 1,063 wells