Heulsing 1
Status not reported Oil well
| API number | 12-049-01159 |
|---|---|
| Operator | Jen Oil Co |
| County | Effingham, Illinois |
| Permitted | 1966-08-29 |
| Completed | 1966-09-26 |
| Depth | 2,452 ft |
| Surface location | 39.156293, -88.500853 · 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.