Directory of Power Plants in Washington
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Calligan Creek Hydroelectric Project | PUD No 1 of Snohomish County | Snoqualmie, WA | Puget Sound Energy, Inc. (PSEI) | 9.7 GWh | Jan 2018 | Dec 2023 | Water |
| Camas Solar Project | Greenbacker Renewable Energy Corporation | Ellensburg, WA | Puget Sound Energy, Inc. (PSEI) | 20.7 GWh | May 2022 | Dec 2023 | Solar |
| Cedar Falls (WA) | City of Seattle - (WA) | North Bend, WA | Seattle City Light (SCL) | 56.5 GWh | Oct 1921 | Dec 2023 | Water |
| Cedar Hills | Bio Energy Washington, LLC | Maple Valley, WA | Puget Sound Energy, Inc. (PSEI) | 908.0 MWh | Mar 2009 | Dec 2023 | Landfill Gas : 89.3% Distillate Fuel Oil : 10.7% |
| Chandler | U S Bureau of Reclamation | Benton City, WA | Bonneville Power Administration (BPAT) | 101.2 GWh | Jan 1956 | Nov 2023 | Water |
| Chehalis Generating Facility | PacifiCorp | Chehalis, WA | Bonneville Power Administration (BPAT) | 2.5 TWh | Jul 2003 | Jul 2024 | Natural Gas |
| Chelan | PUD No 1 of Chelan County | Wenatchee, WA | Public Utility District No. 1 of Chelan County (CHPD) | 642.4 GWh | Aug 1927 | Dec 2023 | Water |
| Chief Joseph | USACE Northwestern Division | Bridgeport, WA | Bonneville Power Administration (BPAT) | 9.9 TWh | Aug 1955 | Jul 2024 | Water |
| Coastal Energy Project | Coastal Community Action Program | Aberdeen, WA | Bonneville Power Administration (BPAT) | 12.3 GWh | May 2010 | Dec 2023 | Wind |
| Columbia Generating Station | Energy Northwest | Richland, WA | Bonneville Power Administration (BPAT) | 10.8 TWh | Nov 1984 | Jul 2024 | Nuclear |
| Cosmo Specialty Fibers Plant | Cosmo Specialty Fibers | Cosmopolis, WA | Bonneville Power Administration (BPAT) | 106.0 GWh | Dec 1956 | Dec 2022 | Wood Waste Liquids, excluding Black Liquor : 70.9% Wood/Wood Waste Solids : 15.7% Residual Fuel Oil : 13.4% |
| Cowiche | Yakima-Tieton Irrigation Dist | Tieton, WA | PacifiCorp West (PACW) | 6.5 GWh | Feb 1987 | Oct 2023 | Water |
| Cowlitz Falls | PUD No 1 of Lewis County | Randle, WA | Bonneville Power Administration (BPAT) | 398.1 GWh | May 1994 | Dec 2023 | Water |
| Crystal Mountain | Puget Sound Energy Inc | Greenwater, WA | Puget Sound Energy, Inc. (PSEI) | 196.0 MWh | Nov 1969 | Jun 2024 | Distillate Fuel Oil |
| Cushman 1 | City of Tacoma - (WA) | Shelton, WA | City of Tacoma, Department of Public Utilities, Light Division (TPWR) | 123.5 GWh | May 1926 | Dec 2023 | Water |
| Cushman 2 | City of Tacoma - (WA) | Shelton, WA | City of Tacoma, Department of Public Utilities, Light Division (TPWR) | 180.1 GWh | Nov 1930 | Dec 2023 | Water |
Browse Power Plants By Washington Counties
Figures are based on July 2024 generation numbers.| County | State Rank | Active Plants | Jul 2024 Generation |
|---|---|---|---|
| Adams County, WA | # 25 | 4 | 481.0 GWh |
| Benton County, WA | # 3 | 6 | 11.2 TWh |
| Chelan County, WA | # 4 | 4 | 8.0 TWh |
| Clallam County, WA | # 29 | 3 | 73.9 GWh |
| Clark County, WA | # 16 | 2 | 1.8 TWh |
| Columbia County, WA | # 9 | 4 | 4.5 TWh |
| Cowlitz County, WA | # 8 | 6 | 4.9 TWh |
| Douglas County, WA | # 2 | 2 | 13.7 TWh |
| Franklin County, WA | # 31 | 3 | 33.1 GWh |
| Garfield County, WA | # 20 | 1 | 832.9 GWh |
| Grant County, WA | # 1 | 8 | 26.3 TWh |
| Grays Harbor County, WA | # 10 | 6 | 4.0 TWh |
| Jefferson County, WA | # 30 | 2 | 35.7 GWh |
| King County, WA | # 22 | 12 | 606.4 GWh |
| Kittitas County, WA | # 17 | 9 | 1.7 TWh |
| Klickitat County, WA | # 7 | 16 | 6.9 TWh |
| County | State Rank | Active Plants | Jul 2024 Generation |
|---|---|---|---|
| Lewis County, WA | # 5 | 8 | 8.0 TWh |
| Lincoln County, WA | # 18 | 2 | 1.2 TWh |
| Mason County, WA | # 27 | 3 | 316.1 GWh |
| Pend Oreille County, WA | # 11 | 3 | 3.8 TWh |
| Pierce County, WA | # 12 | 13 | 3.5 TWh |
| Skagit County, WA | # 14 | 4 | 2.9 TWh |
| Skamania County, WA | # 23 | 1 | 584.1 GWh |
| Snohomish County, WA | # 26 | 9 | 393.1 GWh |
| Spokane County, WA | # 19 | 7 | 917.5 GWh |
| Stevens County, WA | # 21 | 4 | 735.3 GWh |
| Thurston County, WA | # 24 | 3 | 504.2 GWh |
| Walla Walla County, WA | # 13 | 4 | 3.3 TWh |
| Whatcom County, WA | # 6 | 13 | 7.5 TWh |
| Whitman County, WA | # 15 | 6 | 2.0 TWh |
| Yakima County, WA | # 28 | 12 | 209.1 GWh |