Unnamed well U-21
Plugged Other well
| API number | 12-075-00120 |
|---|---|
| Operator | Union Hill Gas Company |
| County | Iroquois, Illinois |
| Depth | 457 ft |
| Surface location | 40.940404, -88.073873 · 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.