Foster County has 15 wells in the NDIC well file — 0 of them producing today (0 oil, 0 gas), 0 permitted, 0 spudded but not yet completed, and 13 plugged and abandoned. The most active operator by well count is Cardinal Drilling Co.. Figures come from the 2026-09-29 NDIC bulk file; production runs through 2026-07.
| Operator | Wells |
|---|---|
| Cardinal Drilling Co. | 3 |
| T. M. Evans | 2 |
| S. D. Johnson Drilling Co. | 2 |
| Calvert Drilling, INC. | 2 |
| Dyna Ray Oil & Gas Company, INC. | 2 |
| Frazier-Conroy | 1 |
| Pure Oil Co. | 1 |
| Mike Wetch | 1 |
| Don Bills & St. Clair | 1 |
| Field | Wells |
|---|---|
| Wildcat | 15 |