Phillips County has 497 wells in the ECMC well file — 55 of them producing today (0 oil, 55 gas), 0 permitted, 0 spudded but not yet completed, and 129 plugged and abandoned. The most active operator by well count is Wme Yates LLC. Figures come from the 2026-09-29 ECMC bulk file; production runs through 2026-08.
| Operator | Wells |
|---|---|
| Wme Yates LLC | 199 |
| Omimex Petroleum INC | 98 |
| Pcr Operating LLC | 54 |
| Black Raven Energy INC | 16 |
| Shakespeare Oil Co INC | 12 |
| Berry Petroleum Company LLC | 12 |
| Caerus Washco LLC | 11 |
| Lance Oil & Gas Company INC | 9 |
| J W Operating Company | 9 |
| Csg Exploration Co | 4 |
| Field | Wells |
|---|---|
| Amherst | 206 |
| Wildcat | 161 |
| Holyoke South | 58 |
| Unnamed | 40 |
| Ballyneal | 22 |
| Lone Duck | 4 |
| Phuma | 2 |
| Unknown | 1 |