Johnson-Gentle 1
Plugged Oil well
| API number | 12-081-00439 |
|---|---|
| Operator | Gulf Refining Company |
| County | Jefferson, Illinois |
| Completed | 1942-12-01 |
| Depth | 3,113 ft |
| Surface location | 38.295228, -88.718406 · 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.