Power plant · Washington, United States
Lower Granite
Lower Granite is a power plant in Washington, United States, with 810 MW of capacity, owned by USACE Northwestern Division.
Facts
Every value links to its source, and to the source's own record where it has one. Licences and last-checked dates are per row.
| Fact | Value | Source |
|---|---|---|
| Location | Washington | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Status | Operating | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Start year | 1975 | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Owner | USACE Northwestern Division | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Operator | USACE Northwestern Division | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Capacity | 810 MW | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Technology | Conventional Hydroelectric | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Coordinates | 46.6595, -117.4294 | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
Research on this power plant and its owner.Who owns it up to the parent company, its grid connection and planning status, and an introduction to the owner.
Request researchHow it compares
Lower Granite is the 9th-largest of 17 power plants in Washington and the 397th-largest of 800 in the United States by capacity; its 810 MW is <0.1% of the 839,036 MW we hold for the United States. Ranks and totals cover the power plants in our data that report their capacity, not every one in existence. Power plants planned, permitted or under construction are ranked apart.
| Within | Rank | Total | Share |
|---|---|---|---|
| Washington | 9th of 17 | 22,161 MW | 3.7% |
| United States | 397th of 800 | 839,036 MW | <0.1% |
| All power plants in our data | 445th of 12,008 | 1,173,302 MW | <0.1% |
Owner, operator and place
More from USACE Northwestern Division
- Chief Joseph2,456 MW
- John Day2,160 MW
- The Dalles1,820 MW
- Bonneville1,162 MW
- McNary991 MW
- Little Goose810 MW
- Lower Monumental810 MW
- Ice Harbor603 MW
Other power plants in Washington
- Grand Coulee6,809 MW
- Chief Joseph2,456 MW
- Rocky Reach1,349 MW
- Wanapum1,220 MW
- Columbia Generating Station1,200 MW
- Boundary1,160 MW
- Priest Rapids950 MW
- Wells867 MW
Data on this page
- DESNZ Renewable Energy Planning Database (REPD). DESNZ Renewable Energy Planning Database (REPD), Open Government Licence v3.0.
- Source: U.S. Energy Information Administration (Sep 2026). EIA-860 / 860M / 923, Public domain.
- Bundesnetzagentur, Marktstammdatenregister. Marktstammdatenregister, DL-DE-BY-2.0.
- Planning Inspectorate: National Infrastructure Projects. Planning Inspectorate: National Infrastructure Projects, Open Government Licence v3.0.
- RVO SDE(+)(+) projecten in beheer and SDE viewer. RVO SDE(+)(+) projecten in beheer and SDE viewer, Free reuse, no attribution required.