Hartsook, M. L. 1
Status not reported Oil well
| API number | 12-109-00209 |
|---|---|
| Operator | DeKalb Hybrid Seed |
| County | McDonough, Illinois |
| Depth | 512 ft |
| Surface location | 40.332967, -90.820334 · 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.