Hefner Mary 1
Plugged Oil well
| API number | 12-065-02615 |
|---|---|
| Operator | Spires, H. V. |
| County | Hamilton, Illinois |
| Completed | 1950-01-01 |
| Depth | 3,288 ft |
| Surface location | 38.012218, -88.582655 · 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.