GRASSLAND Field Activity and Well Summary
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Total wells
Drill activity
The GRASSLAND oil & gas field in Wyoming contains 13 wells on file.
Top operators: REPUBLIC EES LLC, GEODYNE OPERATING COMPANY, and others.
Most recent well: #1, operated by REPUBLIC EES LLC — last updated March 2026.
GRASSLAND field coverage
Counties the GRASSLAND field intersects.
Recent wells
| Well Name | County | Last activity | Updates | Operator | API |
|---|---|---|---|---|---|
| #1 | Converse | 2026-03-18 | REPUBLIC EES LLC | 948842 | |
| #2 | Converse | 2026-03-18 | REPUBLIC EES LLC | 948841 | |
| 11-3 | Campbell | 1983-11-26 | PRENALTA CORPORATION | 523239 | |
| GRASSLAND #1 | Campbell | 1981-03-22 | COQUINA OIL CORPORATION | 525839 | |
| 2-3 | Campbell | 1981-02-24 | GEODYNE OPERATING COMPANY | 525675 | |
| 1-10 | Campbell | 1980-03-20 | GEODYNE OPERATING COMPANY | 525486 | |
| 44-3 | Campbell | 1979-12-17 | PRENALTA CORPORATION | 525398 | |
| 22-2 | Campbell | 1977-03-18 | DEPCO INC | 524514 | |
| GRASSLAND #1 | Campbell | 1972-01-01 | FUNDAMENTAL OIL | 522906 | |
| GRASSLAND #1 | Campbell | 1970-11-28 | KWB OIL PROPERTY MANAGEMENT INC | 522553 |
Top Operators in the GRASSLAND field by total wells
Operators: Republic Ees Llc, Geodyne Operating Company, Oil Resources Inc, Prenalta Corporation, Ames Oil And Gas, Kwb Oil Property Management Inc, Coquina Oil Corporation, Depco Inc, Fundamental Oil.
Other Major Fields in Wyoming most active by total wells
Compare the GRASSLAND 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