O'Neal 5
Plugged Oil well
| API number | 12-081-23933 |
|---|---|
| Operator | Downen Production Co. |
| County | Jefferson, Illinois |
| Permitted | 1982-11-09 |
| Completed | 1982-12-30 |
| Depth | 2,944 ft |
| Surface location | 38.296840, -88.747756 · 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.