13 recent activity records on file for Holmes Western Oil across CA — permits filed in the last 24 months, wells spudded in the last 90 days, wells turning to first production in the last 6 months, and drilled-uncompleted (DUC) inventory.
Refreshed monthly from TX RRC + OK OCC well-header records. Data current as of 2026-08-11.
Where Holmes Western Oil is most active across all 4 activity datasets:
Kern, CA — 9 activity records
Fresno, CA — 4 activity records
Which formations / plays Holmes Western Oil is targeting:
Monterey-Temblor — 7 activity records
San Joaquin Basin — 6 activity records
The most recent 13 drilling permits filed by Holmes Western Oil:
| Permit Date | Well | API | County | State | Formation | Lateral (ft) |
|---|---|---|---|---|---|---|
| 2026-07-28 | Canadian 18 | 04019255290000 |
Fresno | CA | San Joaquin Basin | — |
| 2026-07-24 | Govt 109 | 04030691280000 |
Kern | CA | San Joaquin Basin | — |
| 2026-05-22 | Santiago Creek Unit D-12 | 04030612920000 |
Kern | CA | Monterey-Temblor | — |
| 2025-09-12 | Son-Crail Swd-1 | 04030058330000 |
Kern | CA | Monterey-Temblor | — |
| 2025-07-08 | Leutholtz A 272 | 04030684240000 |
Kern | CA | Monterey-Temblor | — |
| 2025-07-08 | Hayley J 3 | 04030051350000 |
Kern | CA | Monterey-Temblor | — |
| 2025-04-24 | Santiago Creek Unit G-9 | 04030613610000 |
Kern | CA | Monterey-Temblor | — |
| 2025-04-24 | Santiago Creek Unit G-11 | 04030612910000 |
Kern | CA | Monterey-Temblor | — |
| 2025-03-27 | Govt 135 | 04030691400000 |
Kern | CA | San Joaquin Basin | — |
| 2025-01-14 | Unspecified 6-7i | 04019250360000 |
Fresno | CA | San Joaquin Basin | — |
| 2025-01-14 | Unspecified 6-8i | 04019250350000 |
Fresno | CA | San Joaquin Basin | — |
| 2025-01-14 | Unspecified 7-8i | 04019250340000 |
Fresno | CA | San Joaquin Basin | — |
| 2024-08-14 | Santiago Creek Unit 7-Era | 04030279070000 |
Kern | CA | Monterey-Temblor | 534 |
A new permit, fresh spud, or recently producing well on or near your tract can materially change what your interest is worth. Get a free written offer based on your specific minerals.
Get Your Free Mineral ValuationOperator: Holmes Western Oil
States active: CA
Total activity: 13
Permits 24mo: 13
Spuds 90d: 0
New producers: 0
DUC inventory: 0
Last refresh: 2026-08-11
Free written offers on mineral rights operated by Holmes Western Oil or any operator.
Get Your Free Offer