Helvey 4-11
Plugged Dry hole well
| API number | 25-003-21206 |
|---|---|
| Operator | Hallwood Petroleum, Inc. |
| County | Big Horn, Montana |
| Completed | 1991-09-18 |
| Depth | 3,884 ft |
| Surface location | 45.259167, -106.965331 · wells within 1 mile |
| State record | Montana Board of Oil and Gas Conservation ↗ |
| Data as of | 2026-10-19 |
From Montana Board of Oil and Gas Conservation public records. Verify with the state before relying on this information.