Central Region Core Research Center Administration
| Township: | 4N | Range: | 46E | Section: | 29 | 
| Quarter: | NWSWSW | County: | CUSTER | State: | MT | 
| API Number: | 2501721040 | Operator: | INTERNATIONAL NUCLEAR | Well Name: | 20 NPRR | 
| Latitude: | 46.0679571 | Longitude: | -106.0429655 | Coordinate Source: | FROM STATE RECORDS | 
| Minimum Depth: | 200 | Maximum Depth: | 5670 | Security Flag: |