La Plata County has 4,631 wells in the ECMC well file — 2,635 of them producing today (31 oil, 2,604 gas), 21 permitted, 0 spudded but not yet completed, and 873 plugged and abandoned. The most active operator by well count is Simcoe LLC. Figures come from the 2026-09-29 ECMC bulk file; production runs through 2026-08.
| Operator | Wells |
|---|---|
| Simcoe LLC | 1,367 |
| Red Willow Production Company | 733 |
| Hilcorp Energy Company | 462 |
| Logos Operating LLC | 207 |
| Enduring Resources LLC | 161 |
| Abundance Energy Services LLC | 158 |
| Bp America Production Company | 158 |
| Red Mesa Holdings/O&g LLC | 75 |
| Amoco Production Company | 74 |
| Pineland Operating Company LLC | 62 |
| Field | Wells |
|---|---|
| Ignacio Blanco | 4,174 |
| Red Mesa | 254 |
| Wildcat | 124 |
| Barker Dome | 37 |
| Alkali Gulch | 25 |
| Cinder Buttes | 6 |
| Unnamed | 4 |
| Alkali Gulch West | 3 |
8 wells went to a rig in La Plata County in the last twelve months per ECMC; 0 in the last 45 days. The statewide list is on the drilling activity page.