Central Region Core Research Center Administration
| Township: | 30N | Range: | 59E | Section: | 18 |
| Quarter: | NWNW | County: | ROOSEVELT | State: | MT |
| API Number: | 2508521150 | Operator: | DIAMOND SHAMROCK | Well Name: | 1 SUNMARK-CRUSCH |
| Latitude: | 48.3573211 | Longitude: | -104.1035682 | Coordinate Source: | FROM STATE RECORDS |
| Minimum Depth: | 4560 | Maximum Depth: | 12670 | Security Flag: |