List of power stations in Washington
Wikimedia list article
This is a list of electricity-generating power stations in the U.S. state of Washington, sorted by type and name. These include facilities that are located in more than one state. In 2024, Washington had a total summer capacity of 31 GW through all of its power plants, and a net generation of 102,397 GWh. The electrical energy generation mix in 2025 was 63.2% hydroelectric, 15.8% natural gas, 8.3% wind, 7.5% nuclear, 3.1% coal, and 1.1% biomass which includes most refuse-derived fuel. Utility-scale solar and other gases generated most of the remaining 0.9%. Small-scale photovoltaic installations generated an additional net 722 GWh to the state's electrical grid; an amount nearly 15 percent larger than Washington's utility-scale photovoltaic plants.
Washington routinely delivers one-quarter of U.S. hydroelectric generation, and hosts the nation's largest capacity power station at Grand Coulee Dam. 60% of Washington households use electricity as their primary heating fuel, unlike most households in other U.S. states that typically utilize natural gas.
Fossil-fuel power stations
Data from the U.S. Energy Information Administration serves as a general reference.
Coal
Natural gas
Nuclear power stations
Renewable power stations
Data from the U.S. Energy Information Administration serves as a general reference.
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