Blankenship, John 1-A
Status not reported Oil well
| API number | 12-121-25758 |
|---|---|
| Operator | Ego Oil Company |
| County | Marion, Illinois |
| Permitted | 1974-04-29 |
| Completed | 1974-07-18 |
| Depth | 4,914 ft |
| Surface location | 38.497112, -88.825268 · 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.