Crook County has 4,176 wells in the WOGCC well file — 592 of them producing today (585 oil, 7 gas), 19 permitted and waiting on a rig, 20 spudded but not yet completed, and 3,116 plugged and abandoned. The most active operator by well count is Black Thunder Oil LLC. Figures below come from the 2026-09-02 WOGCC bulk file; production runs through 2026-07.
5 wells went to a rig in Crook County in the last twelve months per WOGCC's daily spud report (updated 2026-09-01); 0 of them in the last 45 days. The statewide list is on the drilling activity page.
No spuds in the last 45 days. Most recent: Signal Hill Operating LLC — TCU 194, 2026-07-16.
| Operator | Wells |
|---|---|
| Black Thunder Oil LLC | 278 |
| True Oil LLC | 224 |
| Signal Hill Operating LLC | 182 |
| Bw Oil LLC | 131 |
| Davis Oil Company | 118 |
| Planet Associates INC | 89 |
| Indian Creek Resources INC | 81 |
| Lario Oil & Gas Company | 55 |
| Hudson Group LLC | 53 |
| Kase Energy LLC | 49 |
| Operator | bbl |
|---|---|
| Signal Hill Operating LLC | 157,695 |
| Oildigger Resources Fund L Lllp | 61,392 |
| Citation Oil & Gas Corporation | 61,038 |
| Cardinal Wyoming LLC | 59,020 |
| Adams H D LLC | 52,838 |
| Operator | mcf |
|---|---|
| Oildigger Resources Fund L Lllp | 37,154 |
| Kaiser Francis Oil Co | 14,997 |
| Signal Hill Operating LLC | 8,930 |
| True Oil LLC | 5,754 |
| Six Bar Oil LLC | 1,520 |
| Field | Wells |
|---|---|
| Wc | 1,385 |
| Tomcat Creek | 313 |
| Thompson Creek | 233 |
| Pine Ridge | 201 |
| Barton | 146 |
| Donkey Creek | 127 |
| Wind Creek | 116 |
| Cyclone Canyon | 112 |
| 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
|---|---|---|---|---|---|
| 5 | 7 | 9 | 7 | 5 | 3 |
Across every well with a production record, Crook County has produced 119,261,534 bbl of oil and 5,372,737 mcf of gas; 423 wells reported volumes in the last twelve months.
Start with your legal description (section, township and range) from a deed, a division order or an old check stub, then check the Crook County Clerk's recorded documents for the mineral deed or reservation. Our guide walks through it step by step, and the map shows every well and spacing unit on that section so you can see whether anything is producing on your acreage.
By wells on file, Black Thunder Oil LLC, True Oil LLC, Signal Hill Operating LLC. Operator rankings by current production are in the tables above and change month to month as new wells come on.
From the Wyoming Oil and Gas Conservation Commission's public well and production files (2026-09-02 bulk file, daily spud report 2026-09-01). Oilstats.us organises the public record; it is a research tool, not a title opinion.