Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Roseville Energy Park | City of Roseville - (CA) | Roseville, CA | Balancing Authority of Northern California (BANC) | 538.2 GWh | Oct 2007 | Oct 2025 | Natural Gas |
| Kiefer Landfill | Sacramento County of Dpt Waste | Sloughhouse, CA | Balancing Authority of Northern California (BANC) | 51.0 GWh | Nov 1999 | Dec 2024 | Landfill Gas |
| Grimes Way | Washington State University | Pullman, WA | Avista Corporation (AVA) | 78.0 MWh | Dec 2004 | Oct 2025 | Distillate Fuel Oil : 71.2% Natural Gas : 28.8% |
| Ford Hydro LP | Ford Hydro Ltd Partnership | Weippe, ID | Avista Corporation (AVA) | 3.7 GWh | Feb 1988 | Dec 2024 | Water |
| Clearwater Paper IPP Lewiston | Clearwater Paper Corporation | Lewiston, ID | Avista Corporation (AVA) | 456.3 GWh | Dec 1949 | Oct 2025 | Black Liquor : 60.2% Wood/Wood Waste Solids : 23.8% Natural Gas : 16.0% |
| Rathdrum Power LLC | Rathdrum Power LLC | Rathdrum, ID | Avista Corporation (AVA) | 1.4 TWh | Aug 2001 | Dec 2024 | Natural Gas |
| Spokane Waste to Energy | City of Spokane | Spokane, WA | Avista Corporation (AVA) | 134.4 GWh | Aug 1991 | Oct 2025 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Main Canal Headworks | Columbia Basin Hydropower | Coulee City, WA | Avista Corporation (AVA) | 103.3 GWh | Dec 1986 | Oct 2024 | Water |
| Summer Falls Power Plant | Columbia Basin Hydropower | Coulee City, WA | Avista Corporation (AVA) | 398.2 GWh | Dec 1984 | Oct 2024 | Water |
| Nine Mile | Avista Corp | Nine Mile, WA | Avista Corporation (AVA) | 125.7 GWh | Jun 1908 | Dec 2024 | Water |
| Box Canyon | PUD No 1 of Pend Oreille County | Ione, WA | Avista Corporation (AVA) | 464.1 GWh | May 1955 | Dec 2024 | Water |
| Little Falls (WA) | Avista Corp | Ford, WA | Avista Corporation (AVA) | 185.3 GWh | Jun 1910 | Dec 2024 | Water |
| Long Lake | Avista Corp | Ford, WA | Avista Corporation (AVA) | 456.2 GWh | Sep 1915 | Dec 2024 | Water |
| Meyers Falls | Hydro Technology Systems Inc | Kettle Falls, WA | Avista Corporation (AVA) | 9.2 GWh | May 1915 | Dec 2024 | Water |
| Rathdrum | Avista Corp | Rathdrum, ID | Avista Corporation (AVA) | 866.3 GWh | Oct 1994 | Dec 2024 | Natural Gas |
| Northeast (WA) | Avista Corp | Spokane, WA | Avista Corporation (AVA) | 1.2 GWh | Nov 1978 | Dec 2024 | Natural Gas |
| Cabinet Gorge | Avista Corp | Clark Fork, ID | Avista Corporation (AVA) | 857.6 GWh | Aug 1952 | Dec 2024 | Water |
| Post Falls | Avista Corp | Post Falls, ID | Avista Corporation (AVA) | 69.1 GWh | Jun 1906 | Dec 2024 | Water |
| Kettle Falls Generating Station | Avista Corp | Kettle Falls, WA | Avista Corporation (AVA) | 329.8 GWh | Nov 1983 | Dec 2024 | Wood/Wood Waste Solids : 88.7% Natural Gas : 11.3% |
| Noxon Rapids | Avista Corp | Noxon, MT | Avista Corporation (AVA) | 1.3 TWh | Aug 1959 | Dec 2024 | Water |
| Upper Falls | Avista Corp | Spokane, WA | Avista Corporation (AVA) | 59.9 GWh | Mar 1922 | Dec 2024 | Water |
| Upriver Dam Hydro Plant | City of Spokane | Spokane, WA | Avista Corporation (AVA) | 48.4 GWh | Dec 1935 | Dec 2024 | Water |
| Boulder Park | Avista Corp | Spokane, WA | Avista Corporation (AVA) | 99.0 GWh | Apr 2002 | Dec 2024 | Natural Gas |
| Monroe Street | Avista Corp | Spokane, WA | Avista Corporation (AVA) | 89.9 GWh | Nov 1992 | Dec 2024 | Water |
| Sheep Creek Hydro | Sheep Creek Hydro Inc | Northport, WA | Avista Corporation (AVA) | 7.8 GWh | May 1986 | Dec 2024 | Water |
| Adams Nielson Solar | Strata Manager, LLC | Lind, WA | Avista Corporation (AVA) | 44.1 GWh | Oct 2018 | Oct 2025 | Solar |
| Fighting Creek LFGTE Plant | Kootenai Renewable Energy LLC | Coeur d'Alene, ID | Avista Corporation (AVA) | 19.9 GWh | Feb 2012 | Dec 2024 | Landfill Gas |
| Palouse | Onward Energy | Oakesdale, WA | Avista Corporation (AVA) | 325.9 GWh | Nov 2012 | Dec 2024 | Wind |
| Rattlesnake Flat | Rattlesnake Flat, LLC | Ritzville, WA | Avista Corporation (AVA) | 402.5 GWh | Nov 2020 | Oct 2025 | Wind |
| Clearwater Wind III | Clearwater Wind III, LLC | Miles City, MT | Avista Corporation (AVA) | 375.5 GWh | Aug 2024 | Oct 2025 | Wind |
| Lund Hill Solar | Avangrid Power LLC | Bickleton, WA | Avangrid Renewables, LLC (AVRN) | 365.3 GWh | Sep 2022 | Oct 2025 | Solar |
| Bakeoven Solar | Avangrid Power LLC | Maupin, OR | Avangrid Renewables, LLC (AVRN) | 62.9 GWh | - | Oct 2025 | Solar |
| Golden Hill Wind | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 597.8 GWh | Mar 2022 | Oct 2025 | Wind |
| Montague Solar | Avangrid Power LLC | Arlington, OR | Avangrid Renewables, LLC (AVRN) | 379.2 GWh | Mar 2023 | Oct 2025 | Solar |
| Daybreak Solar | Avangrid Power LLC | Maupin, OR | Avangrid Renewables, LLC (AVRN) | 256.2 GWh | - | Oct 2025 | Solar |
| Hay Canyon Wind Power LLC | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 179.8 GWh | Jan 2009 | Dec 2024 | Wind |
| Pebble Springs Wind LLC | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 219.0 GWh | Dec 2008 | Dec 2024 | Wind |
| Star Point Wind Project LLC | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 217.8 GWh | Jan 2010 | Dec 2024 | Wind |
| Big Horn Wind II | Avangrid Power LLC | Bickleton, WA | Avangrid Renewables, LLC (AVRN) | 100.7 GWh | Dec 2010 | Oct 2025 | Wind |
| Juniper Canyon I Wind Project | Avangrid Power LLC | Bickleton, WA | Avangrid Renewables, LLC (AVRN) | 184.9 GWh | Feb 2011 | Oct 2025 | Wind |
| Leaning Juniper Wind Power II | Avangrid Power LLC | Arlington, OR | Avangrid Renewables, LLC (AVRN) | 416.6 GWh | Feb 2011 | Dec 2024 | Wind |
| Klondike Windpower II | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 245.8 GWh | Jun 2005 | Dec 2024 | Wind |
| Klamath Expansion Project | Klamath Energy LLC | Klamath Falls, OR | Avangrid Renewables, LLC (AVRN) | 132.3 GWh | Apr 2002 | Dec 2024 | Natural Gas |
| Big Horn Wind Project | Avangrid Power LLC | Bickelton, WA | Avangrid Renewables, LLC (AVRN) | 451.1 GWh | Sep 2006 | Oct 2025 | Wind |
| Klondike Windpower III | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 689.7 GWh | Oct 2007 | Oct 2025 | Wind |
| Klondike Wind Power | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 17.8 GWh | Dec 2001 | Dec 2024 | Wind |
| Klamath Cogeneration Plant | Klamath Energy LLC | Klamath Falls, OR | Avangrid Renewables, LLC (AVRN) | 3.1 TWh | Jun 2001 | Oct 2025 | Natural Gas |
| WyEast Solar | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 21.1 GWh | Jul 2018 | Dec 2024 | Solar |
| Montague Wind Power Facility LLC | Avangrid Power LLC | Arlington, OR | Avangrid Renewables, LLC (AVRN) | 477.6 GWh | Oct 2019 | Oct 2025 | Wind |
| Clear Creek Wind | Clear Creek Wind, LLC | Maryville, MO | Associated Electric Cooperative, Inc. (AECI) | 434.9 GWh | Apr 2020 | Oct 2025 | Wind |
| White Cloud Wind Project, LLC | White Cloud Wind Project, LLC | Tarkio, MO | Associated Electric Cooperative, Inc. (AECI) | 823.2 GWh | Nov 2020 | Oct 2025 | Wind |
| Black Oak Power Producers | Cube District Energy, LLC | Hartville, MO | Associated Electric Cooperative, Inc. (AECI) | 11.2 GWh | Nov 2014 | Dec 2024 | Landfill Gas |
| Osage Wind, LLC | Enel Green Power NA, Inc. | Burbank, OK | Associated Electric Cooperative, Inc. (AECI) | 549.0 GWh | May 2015 | Dec 2024 | Wind |
| Maple City | Greenbacker Renewable Energy Corporation | Osage Township, IA | Associated Electric Cooperative, Inc. (AECI) | 3.1 GWh | Nov 2022 | Dec 2024 | Solar |
| Dell Power Station | Associated Electric Coop, Inc | Dell, AR | Associated Electric Cooperative, Inc. (AECI) | 3.9 TWh | Jul 2007 | Dec 2024 | Natural Gas : 99.5% |
| Macon Energy Center | City of Macon - (MO) | Macon, MO | Associated Electric Cooperative, Inc. (AECI) | 80.7 GWh | Apr 2003 | Dec 2024 | Natural Gas |
| Cow Branch | Cow Branch Wind Power, LLC | Tarkio, MO | Associated Electric Cooperative, Inc. (AECI) | 113.5 GWh | Mar 2008 | Oct 2025 | Wind |
| Bluegrass Ridge | Wind Capital Holdings, LLC | King City, MO | Associated Electric Cooperative, Inc. (AECI) | 191.2 GWh | May 2007 | Oct 2025 | Wind |
| Loess Hills | Loess Hills Wind Farm LLC | Rock Port, MO | Associated Electric Cooperative, Inc. (AECI) | 6.3 GWh | Jan 2008 | Oct 2025 | Wind |
| Conception | CR Clearing, LLC | Stanberry, MO | Associated Electric Cooperative, Inc. (AECI) | 179.8 GWh | Mar 2008 | Oct 2025 | Wind |
| Lost Creek Wind Energy Facility | Pattern Operators LP | King City, MO | Associated Electric Cooperative, Inc. (AECI) | 377.1 GWh | Apr 2010 | Oct 2025 | Wind |
| Niangua | Sho-Me Power Electric Coop | Camdenton, MO | Associated Electric Cooperative, Inc. (AECI) | 542.0 MWh | Oct 1930 | Jul 2024 | Water |
| Thomas Hill | Associated Electric Coop, Inc | Clifton Hill, MO | Associated Electric Cooperative, Inc. (AECI) | 6.5 TWh | Nov 1966 | Oct 2025 | Subbituminous Coal : 85.6% Refined Coal : 14.3% |
| New Madrid | Associated Electric Coop, Inc | New Madrid, MO | Associated Electric Cooperative, Inc. (AECI) | 6.3 TWh | Sep 1972 | Oct 2025 | Subbituminous Coal : 76.0% Refined Coal : 23.9% |
| Unionville City of | City of Unionville - (MO) | Unionville, MO | Associated Electric Cooperative, Inc. (AECI) | 1.0 MWh | Dec 1934 | Dec 2024 | Distillate Fuel Oil |
| Fulton (MO) | City of Fulton - (MO) | Fulton, MO | Associated Electric Cooperative, Inc. (AECI) | 161.0 MWh | Aug 1966 | Dec 2024 | Natural Gas |
| Essex | Associated Electric Coop, Inc | Essex, MO | Associated Electric Cooperative, Inc. (AECI) | 62.6 GWh | May 1999 | Dec 2024 | Natural Gas |
| Nodaway | Associated Electric Coop, Inc | Conception Junction, MO | Associated Electric Cooperative, Inc. (AECI) | 27.4 GWh | May 1999 | Nov 2024 | Natural Gas |
| Chouteau | Associated Electric Coop, Inc | Pryor, OK | Associated Electric Cooperative, Inc. (AECI) | 5.7 TWh | Dec 1999 | Oct 2025 | Natural Gas |
| Holden | Associated Electric Coop, Inc | Holden, MO | Associated Electric Cooperative, Inc. (AECI) | 282.4 GWh | May 2002 | Dec 2024 | Natural Gas : 95.4% Distillate Fuel Oil : 4.6% |
| Shelbina Power #2 | City of Shelbina - (MO) | Shelbina, MO | Associated Electric Cooperative, Inc. (AECI) | 58.0 MWh | Mar 1992 | Dec 2024 | Distillate Fuel Oil |
| Shelbina Power #1 | City of Shelbina - (MO) | Shelbina, MO | Associated Electric Cooperative, Inc. (AECI) | 14.0 MWh | Dec 1980 | Dec 2024 | Distillate Fuel Oil |
| Unionville | Associated Electric Coop, Inc | Unionville, MO | Associated Electric Cooperative, Inc. (AECI) | 479.0 MWh | May 1976 | Dec 2024 | Distillate Fuel Oil |
| St Francis Energy Facility | Associated Electric Coop, Inc | Campbell, MO | Associated Electric Cooperative, Inc. (AECI) | 1.7 TWh | Jun 1999 | Dec 2024 | Natural Gas |
| Clarence Cannon | USCE-St Louis District | Monroe City, MO | Associated Electric Cooperative, Inc. (AECI) | 94.4 GWh | Oct 1984 | Oct 2025 | Water |
| Shelbina Power #3 | City of Shelbina - (MO) | Shelbina, MO | Associated Electric Cooperative, Inc. (AECI) | 36.0 MWh | Mar 2002 | Dec 2024 | Distillate Fuel Oil |
| Bloomfield | City of Bloomfield - (IA) | Bloomfield, IA | Associated Electric Cooperative, Inc. (AECI) | 16.0 MWh | Mar 1945 | Dec 2023 | Distillate Fuel Oil |
| Mt Pleasant | City of Mt Pleasant - (IA) | Mt Pleasant, IA | Associated Electric Cooperative, Inc. (AECI) | 33.0 MWh | Jan 2002 | Dec 2024 | Distillate Fuel Oil |
| Arlington Valley Energy Facility | Arlington Valley LLC | Arlington, AZ | Arlington Valley, LLC (DEAA) | 3.4 TWh | May 2002 | Oct 2025 | Natural Gas |
| Prescott Airport | Arizona Public Service Co | Prescott, AZ | Arizona Public Service Company (AZPS) | 2.5 GWh | Sep 2002 | Dec 2024 | Solar |
| Yucca | Arizona Public Service Co | Yuma, AZ | Arizona Public Service Company (AZPS) | 187.9 GWh | Mar 1959 | Oct 2025 | Natural Gas : 98.5% Distillate Fuel Oil : 1.5% |
| Cholla | Arizona Public Service Co | Joseph City, AZ | Arizona Public Service Company (AZPS) | 1.3 TWh | Apr 1962 | Mar 2025 | Subbituminous Coal : 99.9% |
| Douglas | Arizona Public Service Co | Douglas, AZ | Arizona Public Service Company (AZPS) | 93.0 MWh | Apr 1972 | Dec 2024 | Distillate Fuel Oil |
| Ocotillo | Arizona Public Service Co | Tempe, AZ | Arizona Public Service Company (AZPS) | 414.3 GWh | Feb 1960 | Oct 2025 | Natural Gas |
| West Phoenix | Arizona Public Service Co | Phoenix, AZ | Arizona Public Service Company (AZPS) | 4.2 TWh | Apr 1972 | Oct 2025 | Natural Gas |
| Saguaro | Arizona Public Service Co | Red Rock, AZ | Arizona Public Service Company (AZPS) | 135.2 GWh | Apr 1972 | Dec 2024 | Natural Gas |
| Yuma Cogeneration Associates | Falcon Power Operating Company | Yuma, AZ | Arizona Public Service Company (AZPS) | 17.6 GWh | Feb 1994 | Oct 2025 | Natural Gas |
| Luke Solar | Arizona Public Service Co | Glendale, AZ | Arizona Public Service Company (AZPS) | 32.2 GWh | May 2015 | Dec 2024 | Solar |
| Poseidon Wind, LLC | Axium Arizona Renewables, LLC | Herber, AZ | Arizona Public Service Company (AZPS) | 106.9 GWh | Nov 2010 | Oct 2025 | Wind |
| Solana Generating Station | Arizona Solar One LLC | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 851.8 GWh | Sep 2013 | Oct 2025 | Solar |
| Novo BioPower Plant | Novo Biopower LLC | Snowflake, AZ | Arizona Public Service Company (AZPS) | 168.1 GWh | May 2008 | Dec 2024 | Wood/Wood Waste Solids : 99.8% |
| Northwest Regional | WM Renewable Energy LLC | Surprise, AZ | Arizona Public Service Company (AZPS) | 16.6 GWh | Jul 2012 | Dec 2024 | Landfill Gas |
| Four Corners | Arizona Public Service Co | Fruitland, NM | Arizona Public Service Company (AZPS) | 7.3 TWh | Jun 1969 | Oct 2025 | Bituminous Coal : 99.2% Natural Gas : 0.8% |
| Phoenix Airport Rental Car Center | SunStrong Management, LLC | Phoenix, AZ | Arizona Public Service Company (AZPS) | 4.4 GWh | Nov 2012 | Dec 2024 | Solar |
| Phoenix Airport East Economy Lot | SunStrong Management, LLC | Phoenix, AZ | Arizona Public Service Company (AZPS) | 1.3 GWh | Nov 2012 | Dec 2024 | Solar |
| Union HS at Casa Grande | Luminace Solar Holding, LLC | Casa Grande, AZ | Arizona Public Service Company (AZPS) | 2.9 GWh | Nov 2012 | Dec 2024 | Solar |
| Lake Pleasant WTP | MN8 Energy LLC | Peoria, AZ | Arizona Public Service Company (AZPS) | 12.9 GWh | Nov 2012 | Dec 2024 | Solar |
| Gila Bend Hybrid | Arizona Public Service Co | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 84.7 GWh | Sep 2014 | Dec 2024 | Solar |
| RE Gillespie 1 LLC | MN8 Energy LLC | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 36.8 GWh | Nov 2013 | Dec 2024 | Solar |
| Vista Grande HS at Casa Grande | Luminace Solar Holding, LLC | Casa Grande, AZ | Arizona Public Service Company (AZPS) | 2.8 GWh | Nov 2012 | Dec 2024 | Solar |
Summary of Power Plants By State
Figures are based on October 2025 generation numbers.| State | Rank | Active Plants | Oct 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 76 | 11,041.22 GWh |
| Alaska | # 49 | 144 | 484.88 GWh |
| Arizona | # 11 | 184 | 9,400.73 GWh |
| Arkansas | # 24 | 116 | 5,068.08 GWh |
| California | # 4 | 1,734 | 16,078.58 GWh |
| Colorado | # 30 | 302 | 4,272.03 GWh |
| Connecticut | # 38 | 166 | 3,176.41 GWh |
| Delaware | # 48 | 33 | 521.87 GWh |
| District of Columbia | # 51 | 16 | 15.93 GWh |
| Florida | # 2 | 321 | 22,593.36 GWh |
| Georgia | # 6 | 262 | 11,885.65 GWh |
| Hawaii | # 47 | 73 | 845.96 GWh |
| Idaho | # 44 | 147 | 1,448.54 GWh |
| Illinois | # 5 | 382 | 15,897.55 GWh |
| Indiana | # 12 | 211 | 9,138.69 GWh |
| Iowa | # 18 | 292 | 6,552.01 GWh |
| Kansas | # 31 | 187 | 4,138.18 GWh |
| Kentucky | # 23 | 60 | 5,089.89 GWh |
| Louisiana | # 14 | 86 | 8,618.27 GWh |
| Maine | # 45 | 215 | 1,114.12 GWh |
| Maryland | # 35 | 203 | 3,540.16 GWh |
| Massachusetts | # 41 | 648 | 1,963.73 GWh |
| Michigan | # 9 | 272 | 10,045.59 GWh |
| Minnesota | # 27 | 765 | 4,687.69 GWh |
| Mississippi | # 20 | 57 | 6,085.50 GWh |
| Missouri | # 21 | 127 | 5,515.65 GWh |
| State | Rank | Active Plants | Oct 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,455.83 GWh |
| Nebraska | # 36 | 129 | 3,412.31 GWh |
| Nevada | # 33 | 114 | 3,578.95 GWh |
| New Hampshire | # 43 | 60 | 1,661.03 GWh |
| New Jersey | # 25 | 393 | 4,903.52 GWh |
| New Mexico | # 37 | 143 | 3,370.59 GWh |
| New York | # 8 | 956 | 10,108.60 GWh |
| North Carolina | # 13 | 906 | 9,082.37 GWh |
| North Dakota | # 34 | 60 | 3,554.85 GWh |
| Ohio | # 10 | 197 | 9,920.42 GWh |
| Oklahoma | # 17 | 142 | 7,167.46 GWh |
| Oregon | # 26 | 275 | 4,755.34 GWh |
| Pennsylvania | # 3 | 256 | 16,669.60 GWh |
| Rhode Island | # 46 | 100 | 886.30 GWh |
| South Carolina | # 15 | 208 | 8,061.53 GWh |
| South Dakota | # 42 | 52 | 1,892.35 GWh |
| Tennessee | # 22 | 88 | 5,198.50 GWh |
| Texas | # 1 | 947 | 48,837.92 GWh |
| Utah | # 39 | 125 | 3,044.05 GWh |
| Vermont | # 50 | 117 | 151.45 GWh |
| Virginia | # 19 | 239 | 6,515.03 GWh |
| Washington | # 16 | 137 | 7,971.98 GWh |
| West Virginia | # 29 | 39 | 4,608.16 GWh |
| Wisconsin | # 28 | 250 | 4,687.23 GWh |
| Wyoming | # 32 | 70 | 3,770.47 GWh |