Koss 1
Plugged Dry hole well
| API number | 12-049-00567 |
|---|---|
| Operator | Herndon Drilling Company |
| County | Effingham, Illinois |
| Permitted | 1960-09-16 |
| Completed | 1960-10-03 |
| Depth | 4,704 ft |
| Surface location | 38.982116, -88.699869 · 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.