Cook-Speer 7
Status not reported Oil well
| API number | 12-165-02529 |
|---|---|
| Operator | Duncan, Walter |
| County | Saline, Illinois |
| Permitted | 1955-05-04 |
| Completed | 1955-06-01 |
| Depth | 2,227 ft |
| Surface location | 37.820807, -88.423515 · 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.