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| Well ID: 25-101-21638 | |
| Well Name: UNDERDAL 31-21 | |
| Status: Dry | |
| Well Type: Dry Hole | |
| Country: United States | |
| State: Montana | |
| County: Toole County | |
| Operator Name: Diamond Shamrock Corporation | |
| Latitude: N/A | |
| Longitude: N/A |
For data sources see[1]
| Date | Event |
|---|---|
| 1977-09-27 | Drilling Started |
| 1977-11-30 | Drilling Started |
For data sources see[1]