Lower Granite
A 810 MW hydroelectric power plant in Whitman, Washington, owned by USACE Northwestern Division, commissioned in 1975.
Facility nameplate · EIA Plant ID 6175Hydroelectric
Nameplate capacity
810 MW
Primary fuel
Hydroelectric
Commissioned
1975
Owner
USACE Northwestern Division
Location
Whitman, Washington
Coordinates
Generation (2024)
1,273.5 GWh
Status
Operating
Technology
Conventional Hydroelectric
Units
6
Reported annual generation
| Year | GWh | |
|---|---|---|
| 2015 | 1,698.5 | |
| 2016 | 2,104.1 | |
| 2017 | 2,666.5 | |
| 2018 | 2,466.7 | |
| 2019 | 2,192.8 | |
| 2020 | 1,710.2 | |
| 2021 | 1,347.6 | |
| 2022 | 1,721.1 | |
| 2023 | 1,541.8 | |
| 2024 | 1,273.5 |
Nearby power plants
| Plant | Fuel | Capacity | Distance |
|---|---|---|---|
| Biotech LS 0836 | Oil | 1 MW | ~22 km |
| Grimes Way | Natural Gas | 4 MW | ~23 km |
| Lower Snake River Wind Energy Project | Wind | 342.7 MW | ~33 km |
| Hopkins Ridge Wind | Wind | 156.6 MW | ~41 km |
| Marengo Wind Plant | Wind | 234 MW | ~41 km |
| Clearwater Paper IPP Lewiston | Biomass | 113.8 MW | ~43 km |
See all hydroelectric plants in Washington or browse all plants in Washington.