Dowson 1
Plugged Dry hole well
| API number | 12-167-23486 |
|---|---|
| Operator | Castle Oil Co. |
| County | Sangamon, Illinois |
| Permitted | 1983-05-05 |
| Completed | 1984-05-10 |
| Depth | 1,655 ft |
| Surface location | 39.590182, -89.671633 · 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.