Maddock, W. I. 5-B
Status not reported Oil well
| API number | 12-045-00255 |
|---|---|
| Operator | National Associated Petroleum Co. |
| County | Edgar, Illinois |
| Completed | 1950-03-01 |
| Depth | 938 ft |
| Surface location | 39.506696, -87.593252 · 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.