McMackin 7-c SWD
Permitted Unknown well
| API number | 12-121-04725-0100 |
|---|---|
| Operator | Shakespeare Oil Co. |
| County | Marion, Illinois |
| Surface location | 38.656538, -88.967958 · 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.