Shafer 4
Status not reported Oil well
| API number | 12-081-23406 |
|---|---|
| Operator | Jahn, E. Homer |
| County | Jefferson, Illinois |
| Permitted | 1980-08-26 |
| Completed | 1980-10-20 |
| Depth | 3,390 ft |
| Surface location | 38.444275, -88.819316 · 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.