Donoho-Sawyer 1
Status not reported Oil well
| API number | 12-081-02640 |
|---|---|
| Operator | Herley, David F. |
| County | Jefferson, Illinois |
| Permitted | 1968-12-06 |
| Completed | 1969-01-06 |
| Depth | 3,215 ft |
| Surface location | 38.454791, -88.803040 · 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.