Central Region Core Research Center Administration
| Township: | 20N | Range: | 4E | Section: | 12 |
| Quarter: | SWNW | County: | HARDING | State: | SD |
| API Number: | 4006320130 | Operator: | KOCH EXPL | Well Name: | 12-12 SEPPALA |
| Latitude: | 45.713558 | Longitude: | -103.583799 | Coordinate Source: | FROM STATE RECORDS |
| Minimum Depth: | 3200 | Maximum Depth: | 8422 | Security Flag: |