Koelling 1
Plugged Oil well
| API number | 12-081-00987 |
|---|---|
| Operator | Glass, Theo G. |
| County | Jefferson, Illinois |
| Completed | 1956-04-01 |
| Depth | 1,997 ft |
| Surface location | 38.397102, -89.137187 · 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.