Benoist 27
Plugged Oil well
| API number | 12-121-00479 |
|---|---|
| Operator | Southwestern Oil & Gas |
| County | Marion, Illinois |
| Completed | 1941-01-01 |
| Depth | 2,940 ft |
| Surface location | 38.633639, -89.109833 · wells within 1 mile |
| State record | Illinois State Geological Survey ↗ |
| Data as of | 2026-10-17 |
From Illinois State Geological Survey public records. Verify with the state before relying on this information.