Conley, Joel 1
Status not reported Oil well
| API number | 12-121-01599 |
|---|---|
| Operator | Pfeffer, William J. |
| County | Marion, Illinois |
| Permitted | 1955-12-28 |
| Completed | 1956-01-01 |
| Depth | 2,117 ft |
| Surface location | 38.520080, -88.987241 · 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.