MARIANNE Field Activity and Well Summary
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Total wells
Drill activity
The MARIANNE oil & gas field in Wyoming contains 35 wells on file.
Top operators: CHACO ENERGY COMPANY, HAWKS INDUSTRIES INC, and others.
Most recent well: 2-17, operated by SAMSON RESOURCES COMPANY LLC — last updated March 2026.
MARIANNE field coverage
Counties the MARIANNE field intersects.
Recent wells
| Well Name | County | Last activity | Updates | Operator | API |
|---|---|---|---|---|---|
| 2-17 | Sweetwater | 2026-03-18 | SAMSON RESOURCES COMPANY LLC | 3728786 | |
| 9-2 | Sweetwater | 2026-03-18 | SAMSON RESOURCES COMPANY LLC | 3728435 | |
| 24-25 | Sweetwater | 2026-03-18 | SAMSON RESOURCES COMPANY LLC | 3728434 | |
| 7-2 | Sweetwater | 2026-03-18 | DECA ENERGY CORPORATION | 3722226 | |
| 34-35 | Sweetwater | 2010-09-20 | CHACO ENERGY COMPANY | 3728436 | |
| 6-14 | Sweetwater | 2009-09-25 | KEM VENTURES LP | 3727779 | |
| 13-36 | Sweetwater | 2007-03-26 | CHACO ENERGY COMPANY | 3727036 | |
| 21-36 | Sweetwater | 2006-05-18 | CHACO ENERGY COMPANY | 3726735 | |
| 8-1 | Sweetwater | 2004-11-09 | FANCHER OIL LLC | 3726146 | |
| 26-2 | Sweetwater | 2002-10-11 | CHACO ENERGY COMPANY | 3725108 |
Top Operators in the MARIANNE field by total wells
Operators: Chaco Energy Company, Hawks Industries Inc, True Oil Llc, Samson Resources Company Llc, Kem Ventures Lp, Davis Oil Company, Deca Energy Corporation, Anadarko E&p Onshore Llc, National Energy Group Inc, Petroleum Inc.
Other Major Fields in Wyoming most active by total wells
Compare the MARIANNE 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