Directory of Power Plants in Washington
Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
---|---|---|---|---|---|---|---|
Rocky Reach | PUD No 1 of Chelan County | Wenatchee, WA | Public Utility District No. 1 of Chelan County (CHPD) | 5.2 TWh | May 1961 | Jun 2024 | Water |
Wells | PUD No 1 of Douglas County | Pateros, WA | PUD No. 1 of Douglas County (DOPD) | 3.7 TWh | Aug 1967 | Jun 2024 | Water |
Priest Rapids | PUD No 2 of Grant County | Mattawa, WA | Bonneville Power Administration (BPAT) | 4.0 TWh | Sep 1959 | Jun 2024 | Water |
Wanapum | PUD No 2 of Grant County | Beverly, WA | Public Utility District No. 2 of Grant County, Washington (GCPD) | 4.3 TWh | May 1963 | Jun 2024 | Water |
Mossyrock | City of Tacoma - (WA) | Silver Creek, WA | City of Tacoma, Department of Public Utilities, Light Division (TPWR) | 940.1 GWh | Sep 1968 | Jun 2024 | Water |
Chief Joseph | USACE Northwestern Division | Bridgeport, WA | Bonneville Power Administration (BPAT) | 9.7 TWh | Aug 1955 | Jun 2024 | Water |
Ice Harbor | USACE Northwestern Division | Burbank, WA | Bonneville Power Administration (BPAT) | 1.5 TWh | Dec 1961 | Jun 2024 | Water |
Little Goose | USACE Northwestern Division | Dayton, WA | Bonneville Power Administration (BPAT) | 1.7 TWh | Mar 1970 | Jun 2024 | Water |
Lower Monumental | USACE Northwestern Division | Kahlotus, WA | Bonneville Power Administration (BPAT) | 1.5 TWh | May 1969 | Jun 2024 | Water |
Grand Coulee | U S Bureau of Reclamation | Grand Coulee, WA | Bonneville Power Administration (BPAT) | 16.4 TWh | Feb 1941 | Jun 2024 | Water |
Lower Granite | USACE Northwestern Division | Pomeroy, WA | Bonneville Power Administration (BPAT) | 1.5 TWh | Mar 1975 | Jun 2024 | Water |
Rock Island | PUD No 1 of Chelan County | Wenatchee, WA | Public Utility District No. 1 of Chelan County (CHPD) | 2.1 TWh | Sep 1931 | Jun 2024 | Water |
Ross | City of Seattle - (WA) | Rockport, WA | Seattle City Light (SCL) | 383.6 GWh | Nov 1952 | Jun 2024 | Water |
Gorge | City of Seattle - (WA) | Rockport, WA | Seattle City Light (SCL) | 663.8 GWh | Aug 1924 | Jun 2024 | Water |
Boundary | City of Seattle - (WA) | Metaline, WA | Seattle City Light (SCL) | 3.2 TWh | Jul 1967 | Jun 2024 | Water |
Encogen | Puget Sound Energy Inc | Bellingham, WA | Puget Sound Energy, Inc. (PSEI) | 1.0 TWh | Feb 1993 | Jun 2024 | Natural Gas : 99.8% |
Grays Harbor Energy Facility | Invenergy Services LLC | Elma, WA | Bonneville Power Administration (BPAT) | 3.4 TWh | Apr 2008 | Jun 2024 | Natural Gas |
Nippon Dynawave Packaging Longview WA | Nippon Dynawave Packaging Co. | Longview, WA | Bonneville Power Administration (BPAT) | 297.1 GWh | Dec 1947 | Jun 2024 | Black Liquor : 45.6% Natural Gas : 24.1% Wood/Wood Waste Solids : 18.5% Subbituminous Coal : 8.3% Sludge Waste : 2.9% Residual Fuel Oil : 0.6% |
Spokane Waste to Energy | City of Spokane | Spokane, WA | Avista Corporation (AVA) | 139.6 GWh | Aug 1991 | Jun 2024 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
HF Sinclair Puget Sound Refining | HF Sinclair Corporation | Anacortes, WA | Puget Sound Energy, Inc. (PSEI) | 1.1 TWh | Aug 1991 | Jun 2024 | Natural Gas : 77.9% Other Gas : 22.1% |
Ferndale Generating Station | Puget Sound Energy Inc | Ferndale, WA | Puget Sound Energy, Inc. (PSEI) | 1.7 TWh | Mar 1994 | Jun 2024 | Natural Gas : 99.9% |
University of Washington Power Plant | University of Washington | Seattle, WA | Seattle City Light (SCL) | 6.0 GWh | Dec 1968 | Jun 2024 | Natural Gas : 97.4% Distillate Fuel Oil : 2.6% |
Chehalis Generating Facility | PacifiCorp | Chehalis, WA | Bonneville Power Administration (BPAT) | 2.3 TWh | Jul 2003 | Jun 2024 | Natural Gas |
Hopkins Ridge Wind | Puget Sound Energy Inc | Dayton, WA | Bonneville Power Administration (BPAT) | 385.6 GWh | Oct 2005 | Jun 2024 | Wind |
Wild Horse | Puget Sound Energy Inc | Ellensburg, WA | Puget Sound Energy, Inc. (PSEI) | 638.1 GWh | Nov 2006 | Jun 2024 | Wind : 99.9% |
Big Horn Wind Project | Avangrid Renewables LLC | Bickelton, WA | Avangrid Renewables, LLC (AVRN) | 510.6 GWh | Sep 2006 | Jun 2024 | Wind |
Lower Snake River Wind Energy Project | Puget Sound Energy Inc | Pomeroy, WA | Bonneville Power Administration (BPAT) | 838.1 GWh | Jan 2012 | Jun 2024 | Wind |
Big Horn Wind II | Avangrid Renewables LLC | Bickleton, WA | Avangrid Renewables, LLC (AVRN) | 116.9 GWh | Dec 2010 | Jun 2024 | Wind |
Juniper Canyon I Wind Project | Avangrid Renewables LLC | Bickleton, WA | Avangrid Renewables, LLC (AVRN) | 300.3 GWh | Feb 2011 | Jun 2024 | Wind |
Adams Nielson Solar | Strata Manager, LLC | Lind, WA | Avista Corporation (AVA) | 44.2 GWh | Oct 2018 | Jun 2024 | Solar |
Rattlesnake Flat | Rattlesnake Flat, LLC | Ritzville, WA | Avista Corporation (AVA) | 402.5 GWh | Nov 2020 | Jun 2024 | Wind |
Skookumchuck Wind Facility | Southern Power Co | Rainier, WA | Puget Sound Energy, Inc. (PSEI) | 441.8 GWh | Oct 2020 | Jun 2024 | Wind |
Lund Hill Solar | Avangrid Renewables LLC | Bickleton, WA | Avangrid Renewables, LLC (AVRN) | 372.6 GWh | Sep 2022 | Jun 2024 | Solar |
Browse Power Plants By Washington Counties
Figures are based on June 2024 generation numbers.County | State Rank | Active Plants | Jun 2024 Generation |
---|---|---|---|
Grant County, WA | # 1 | 8 | 25.3 TWh |
Douglas County, WA | # 2 | 2 | 13.5 TWh |
Benton County, WA | # 3 | 6 | 10.6 TWh |
Chelan County, WA | # 4 | 4 | 7.7 TWh |
Lewis County, WA | # 5 | 8 | 7.6 TWh |
Whatcom County, WA | # 6 | 13 | 5.7 TWh |
Klickitat County, WA | # 7 | 15 | 5.2 TWh |
Grays Harbor County, WA | # 8 | 6 | 3.7 TWh |
Pend Oreille County, WA | # 9 | 3 | 3.6 TWh |
Walla Walla County, WA | # 10 | 4 | 3.4 TWh |
Columbia County, WA | # 11 | 4 | 3.4 TWh |
Cowlitz County, WA | # 12 | 6 | 3.3 TWh |
Skagit County, WA | # 13 | 4 | 2.6 TWh |
Pierce County, WA | # 14 | 13 | 2.3 TWh |
Clark County, WA | # 15 | 2 | 1.9 TWh |
Whitman County, WA | # 16 | 6 | 1.8 TWh |
County | State Rank | Active Plants | Jun 2024 Generation |
---|---|---|---|
Kittitas County, WA | # 17 | 9 | 1.2 TWh |
Garfield County, WA | # 18 | 1 | 838.1 GWh |
Lincoln County, WA | # 19 | 2 | 640.2 GWh |
Skamania County, WA | # 20 | 1 | 593.9 GWh |
Spokane County, WA | # 21 | 7 | 547.3 GWh |
Snohomish County, WA | # 22 | 8 | 492.7 GWh |
Thurston County, WA | # 23 | 3 | 471.6 GWh |
Adams County, WA | # 24 | 4 | 464.3 GWh |
Stevens County, WA | # 25 | 4 | 384.8 GWh |
King County, WA | # 26 | 12 | 369.6 GWh |
Mason County, WA | # 27 | 3 | 313.3 GWh |
Yakima County, WA | # 28 | 12 | 112.1 GWh |
Clallam County, WA | # 29 | 3 | 37.7 GWh |
Franklin County, WA | # 30 | 3 | 18.0 GWh |
Jefferson County, WA | # 31 | 2 | 219.0 MWh |