Heil, Mary 4
Status not reported Oil well
| API number | 12-185-00281 |
|---|---|
| Operator | Longhorn Oil Corporation |
| County | Wabash, Illinois |
| Permitted | 1939-12-05 |
| Completed | 1939-12-17 |
| Depth | 2,549 ft |
| Surface location | 38.287187, -87.902804 · 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.