Rio Blanco County has 7,445 wells in the ECMC well file — 1,928 of them producing today (489 oil, 1,439 gas), 69 permitted, 0 spudded but not yet completed, and 2,885 plugged and abandoned. The most active operator by well count is Scout Energy Management LLC. Figures come from the 2026-09-29 ECMC bulk file; production runs through 2026-08.
| Operator | Wells |
|---|---|
| Scout Energy Management LLC | 1,199 |
| Qb Energy Operating LLC | 857 |
| Tep Rocky Mountain LLC | 799 |
| Utah Gas Op Ltd Dba Utah Gas Corp | 682 |
| Locin Oil Corporation | 265 |
| Encana Oil & Gas (Usa) INC | 239 |
| Unknown | 230 |
| Twin Arrow INC | 162 |
| Old Operators - Status Unknown | 131 |
| Conoco Phillips Company | 108 |
| Field | Wells |
|---|---|
| Rangely | 2,418 |
| Sulphur Creek | 955 |
| Wildcat | 720 |
| Piceance Creek | 704 |
| Dragon Trail | 379 |
| White River | 281 |
| Cathedral | 251 |
| Lower Horse Draw | 146 |
71 wells went to a rig in Rio Blanco County in the last twelve months per ECMC; 7 in the last 45 days. The statewide list is on the drilling activity page.