Clark Mary 1
Plugged Oil well
| API number | 12-191-06948 |
|---|---|
| Operator | Cities Service Oil Company |
| County | Wayne, Illinois |
| Completed | 1949-07-01 |
| Depth | 2,974 ft |
| Surface location | 38.340296, -88.349704 · 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.