Keller 4
Status not reported Oil well
| API number | 12-121-27830 |
|---|---|
| Operator | Ceja Corporation |
| County | Marion, Illinois |
| Permitted | 1997-05-15 |
| Completed | 1997-08-15 |
| Depth | 3,975 ft |
| Surface location | 38.758166, -88.753536 · 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.