BRENNAN Field Activity and Well Summary
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Total wells
Drill activity
The BRENNAN oil & gas field in Wyoming contains 17 wells on file.
Top operators: LARIO OIL & GAS COMPANY, TRUE OIL LLC, and others.
Most recent well: BRENNAN #1, operated by EOG Y RESOURCES INC — last updated March 2026.
BRENNAN field coverage
Counties the BRENNAN field intersects.
Recent wells
| Well Name | County | Last activity | Updates | Operator | API |
|---|---|---|---|---|---|
| BRENNAN #1 | Campbell | 2026-03-18 | EOG Y RESOURCES INC | 530320 | |
| BRENNAN #1 | Campbell | 1992-03-05 | EOG Y RESOURCES INC | 530316 | |
| 3A-2 | Campbell | 1989-10-11 | LARIO OIL & GAS COMPANY | 529694 | |
| 1-2 | Campbell | 1984-07-10 | LARIO OIL & GAS COMPANY | 526653 | |
| 4-1 | Campbell | 1984-05-22 | LARIO OIL & GAS COMPANY | 527547 | |
| 24-29 (I) | Campbell | 1983-10-17 | TRUE OIL LLC | 527017 | |
| B-2 | Campbell | 1981-08-26 | LARIO OIL & GAS COMPANY | 526090 | |
| BRENNAN #3 | Campbell | 1981-07-13 | LARIO OIL & GAS COMPANY | 526141 | |
| 41-5 | Campbell | 1981-06-04 | TRUE OIL LLC | 526021 | |
| BRENNAN #11 | Campbell | 1981-06-03 | LARIO OIL & GAS COMPANY | 525907 |
Top Operators in the BRENNAN field by total wells
Operators: Lario Oil & Gas Company, True Oil Llc, Eog Y Resources Inc, Qep Energy Company.
Other Major Fields in Wyoming most active by total wells
Compare the BRENNAN 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