Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Hennepin Island | Blanchard |
|---|---|---|
| 13.7 MW | 18 MW | |
| Conventional Hydroelectric | Conventional Hydroelectric | |
| Northern States Power Co - Minnesota | ALLETE, Inc. | |
| 5 | 3 | |
| 47.1 GWh | 81.8 GWh | |
| 39.2% (2024) | 51.8% (2024) | |
| #518 of 1,349 | #457 of 1,349 | |
| 2024-12 | 2024-12 |