Clayburg 1
Plugged Dry hole well
| API number | 12-187-00018 |
|---|---|
| Operator | Breffni Oil & Gas |
| County | Warren, Illinois |
| Completed | 1920-07-01 |
| Depth | 554 ft |
| Surface location | 40.682531, -90.468199 · 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.