Red Rock Hydro Plant
A 55.2 MW hydroelectric power plant in Marion, Iowa, owned by Western Minnesota Mun Pwr Agny, commissioned in 2021.
Facility nameplate · EIA Plant ID 58434Hydroelectric
Nameplate capacity
55.2 MW
Primary fuel
Hydroelectric
Commissioned
2021
Owner
Western Minnesota Mun Pwr Agny
Location
Marion, Iowa
Coordinates
Generation (2024)
136 GWh
Status
Operating
Technology
Conventional Hydroelectric
Units
2
Reported annual generation
| Year | GWh | |
|---|---|---|
| 2021 | 33.9 | |
| 2022 | 103.3 | |
| 2023 | 103.6 | |
| 2024 | 136 |
Nearby power plants
| Plant | Fuel | Capacity | Distance |
|---|---|---|---|
| Pella Peaking | Oil | 28 MW | ~6 km |
| Knoxville Industrial | Oil | 16 MW | ~9 km |
| Knoxville Battery Energy Storage | Storage | 1.1 MW | ~9 km |
| Prairie Wind Farm | Wind | 168 MW | ~24 km |
| Cargill Corn Milling Division | Natural Gas | 40 MW | ~38 km |
| Metro Methane Recovery Facility | Waste | 11.2 MW | ~40 km |
See all hydroelectric plants in Iowa or browse all plants in Iowa.