Dean, Chas. 3
Plugged Oil well
| API number | 12-121-00471 |
|---|---|
| Operator | Big Four Oil & Gas |
| County | Marion, Illinois |
| Permitted | 1940-08-03 |
| Completed | 1940-09-10 |
| Depth | 2,971 ft |
| Surface location | 38.635498, -89.103748 · 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.