Hefner W-3
Status not reported Injection well
| API number | 12-065-02844-0200 |
|---|---|
| Operator | Royalco, Inc. |
| County | Hamilton, Illinois |
| Permitted | 1962-01-15 |
| Completed | 1962-07-23 |
| Depth | 3,139 ft |
| Surface location | 37.966483, -88.548575 · 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.