Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Meyers Falls | Hydro Technology Systems Inc | Kettle Falls, WA | Avista Corporation (AVA) | 9.2 GWh | May 1915 | Dec 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 |
| Summer Falls Power Plant | Columbia Basin Hydropower | Coulee City, WA | Avista Corporation (AVA) | 398.2 GWh | Dec 1984 | Oct 2024 | Water |
| Main Canal Headworks | Columbia Basin Hydropower | Coulee City, WA | Avista Corporation (AVA) | 103.3 GWh | Dec 1986 | Oct 2024 | Water |
| Grimes Way | Washington State University | Pullman, WA | Avista Corporation (AVA) | 90.0 MWh | Dec 2004 | Jul 2025 | Distillate Fuel Oil : 63.0% Natural Gas : 37.0% |
| Adams Nielson Solar | Strata Manager, LLC | Lind, WA | Avista Corporation (AVA) | 44.9 GWh | Oct 2018 | Jul 2025 | Solar |
| Rattlesnake Flat | Rattlesnake Flat, LLC | Ritzville, WA | Avista Corporation (AVA) | 413.3 GWh | Nov 2020 | Jul 2025 | Wind |
| Clearwater Wind III | Clearwater Wind III, LLC | Miles City, MT | Avista Corporation (AVA) | 353.5 GWh | Aug 2024 | Jul 2025 | Wind |
| Daybreak Solar | Avangrid Power LLC | Maupin, OR | Avangrid Renewables, LLC (AVRN) | 161.6 GWh | - | Jul 2025 | Solar |
| Big Horn Wind Project | Avangrid Power LLC | Bickelton, WA | Avangrid Renewables, LLC (AVRN) | 456.7 GWh | Sep 2006 | Jul 2025 | Wind |
| 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 |
| Klondike Windpower III | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 714.0 GWh | Oct 2007 | Jul 2025 | Wind |
| Klondike Windpower II | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 245.8 GWh | Jun 2005 | 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) | 99.3 GWh | Dec 2010 | Jul 2025 | Wind |
| Juniper Canyon I Wind Project | Avangrid Power LLC | Bickleton, WA | Avangrid Renewables, LLC (AVRN) | 234.6 GWh | Feb 2011 | Jul 2025 | Wind |
| Leaning Juniper Wind Power II | Avangrid Power LLC | Arlington, OR | Avangrid Renewables, LLC (AVRN) | 416.6 GWh | Feb 2011 | 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 |
| 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 | Jul 2025 | Natural Gas |
| Montague Solar | Avangrid Power LLC | Arlington, OR | Avangrid Renewables, LLC (AVRN) | 384.9 GWh | Mar 2023 | Jul 2025 | Solar |
| Bakeoven Solar | Avangrid Power LLC | Maupin, OR | Avangrid Renewables, LLC (AVRN) | 21.7 GWh | - | Jul 2025 | Solar |
| Golden Hill Wind | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 612.7 GWh | Mar 2022 | Jul 2025 | Wind |
| Lund Hill Solar | Avangrid Power LLC | Bickleton, WA | Avangrid Renewables, LLC (AVRN) | 368.3 GWh | Sep 2022 | Jul 2025 | Solar |
| Montague Wind Power Facility LLC | Avangrid Power LLC | Arlington, OR | Avangrid Renewables, LLC (AVRN) | 497.5 GWh | Oct 2019 | Jul 2025 | Wind |
| WyEast Solar | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 21.1 GWh | Jul 2018 | Dec 2024 | Solar |
| Black Oak Power Producers | Cube District Energy, LLC | Hartville, MO | Associated Electric Cooperative, Inc. (AECI) | 11.2 GWh | Nov 2014 | Dec 2024 | Landfill Gas |
| Clear Creek Wind | Clear Creek Wind, LLC | Maryville, MO | Associated Electric Cooperative, Inc. (AECI) | 464.0 GWh | Apr 2020 | Jul 2025 | Wind |
| White Cloud Wind Project, LLC | White Cloud Wind Project, LLC | Tarkio, MO | Associated Electric Cooperative, Inc. (AECI) | 851.6 GWh | Nov 2020 | Jul 2025 | Wind |
| 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% |
| Loess Hills | Loess Hills Wind Farm LLC | Rock Port, MO | Associated Electric Cooperative, Inc. (AECI) | 6.9 GWh | Jan 2008 | Jul 2025 | Wind |
| Conception | CR Clearing, LLC | Stanberry, MO | Associated Electric Cooperative, Inc. (AECI) | 186.5 GWh | Mar 2008 | Jul 2025 | Wind |
| Cow Branch | Cow Branch Wind Power, LLC | Tarkio, MO | Associated Electric Cooperative, Inc. (AECI) | 86.9 GWh | Mar 2008 | Jul 2025 | Wind |
| Bluegrass Ridge | Wind Capital Holdings, LLC | King City, MO | Associated Electric Cooperative, Inc. (AECI) | 161.9 GWh | May 2007 | Jul 2025 | Wind |
| Macon Energy Center | City of Macon - (MO) | Macon, MO | Associated Electric Cooperative, Inc. (AECI) | 80.7 GWh | Apr 2003 | Dec 2024 | Natural Gas |
| 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 |
| Lost Creek Wind Energy Facility | Pattern Operators LP | King City, MO | Associated Electric Cooperative, Inc. (AECI) | 396.9 GWh | Apr 2010 | Jul 2025 | Wind |
| 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) | 94.5 GWh | Oct 1984 | Jul 2025 | Water |
| 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 | Jul 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 |
| Shelbina Power #3 | City of Shelbina - (MO) | Shelbina, MO | Associated Electric Cooperative, Inc. (AECI) | 36.0 MWh | Mar 2002 | 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 |
| Thomas Hill | Associated Electric Coop, Inc | Clifton Hill, MO | Associated Electric Cooperative, Inc. (AECI) | 6.0 TWh | Nov 1966 | Jul 2025 | Refined Coal : 51.9% Subbituminous Coal : 47.9% |
| New Madrid | Associated Electric Coop, Inc | New Madrid, MO | Associated Electric Cooperative, Inc. (AECI) | 6.7 TWh | Sep 1972 | Jul 2025 | Refined Coal : 59.1% Subbituminous Coal : 40.9% |
| Unionville City of | City of Unionville - (MO) | Unionville, MO | Associated Electric Cooperative, Inc. (AECI) | 1.0 MWh | Dec 1934 | Dec 2024 | Distillate Fuel Oil |
| Niangua | Sho-Me Power Electric Coop | Camdenton, MO | Associated Electric Cooperative, Inc. (AECI) | 542.0 MWh | Oct 1930 | Jul 2024 | Water |
| Fulton (MO) | City of Fulton - (MO) | Fulton, MO | Associated Electric Cooperative, Inc. (AECI) | 161.0 MWh | Aug 1966 | Dec 2024 | Natural Gas |
| Arlington Valley Energy Facility | Arlington Valley LLC | Arlington, AZ | Arlington Valley, LLC (DEAA) | 3.3 TWh | May 2002 | Jul 2025 | Natural Gas |
| Yuma Cogeneration Associates | Falcon Power Operating Company | Yuma, AZ | Arizona Public Service Company (AZPS) | 24.8 GWh | Feb 1994 | Jul 2025 | Natural Gas |
| Four Corners | Arizona Public Service Co | Fruitland, NM | Arizona Public Service Company (AZPS) | 7.2 TWh | Jun 1969 | Jul 2025 | Bituminous Coal : 99.4% Natural Gas : 0.6% |
| Walmart Casa Grande | Tesla Inc. | Casa Grande, AZ | Arizona Public Service Company (AZPS) | 1.8 GWh | May 2011 | Dec 2023 | Solar |
| Foothills Solar Plant Hybrid | Arizona Public Service Co | Yuma, AZ | Arizona Public Service Company (AZPS) | 97.8 GWh | Feb 2013 | Dec 2024 | Solar |
| RE Ajo 1 LLC | Duke Energy Renewables Services | Ajo, AZ | Arizona Public Service Company (AZPS) | 8.9 GWh | Jul 2011 | Dec 2024 | Solar |
| Kingman 1 | Brookfield Renewable Trading and Marketing LP | Kingman, AZ | Arizona Public Service Company (AZPS) | 21.4 GWh | Aug 2011 | Jul 2025 | Wind : 96.5% Solar : 3.5% |
| Chino Valley Solar | Arizona Public Service Co | Chino Valley, AZ | Arizona Public Service Company (AZPS) | 41.0 GWh | Nov 2012 | Dec 2024 | Solar |
| Macys Goodyear | Macys Corporate Services, Inc | Goodyear, AZ | Arizona Public Service Company (AZPS) | 3.1 GWh | Nov 2010 | Dec 2024 | Solar |
| RE Bagdad Solar I LLC | Duke Energy Renewables Services | Bagdad, AZ | Arizona Public Service Company (AZPS) | 31.3 GWh | Nov 2011 | Dec 2024 | Solar |
| Northwest Regional | WM Renewable Energy LLC | Surprise, AZ | Arizona Public Service Company (AZPS) | 16.6 GWh | Jul 2012 | Dec 2024 | Landfill Gas |
| Arizona Western College PV | AES Distributed Energy | Yuma, AZ | Arizona Public Service Company (AZPS) | 1.5 GWh | Oct 2011 | Dec 2024 | Solar |
| Poseidon Wind, LLC | Axium Arizona Renewables, LLC | Herber, AZ | Arizona Public Service Company (AZPS) | 105.6 GWh | Nov 2010 | Jul 2025 | Wind |
| Arlington Valley Solar Energy II | Arevon Energy, Inc. | Arlington, AZ | Arizona Public Service Company (AZPS) | 341.2 GWh | Mar 2013 | Dec 2024 | Solar |
| Cotton Center Solar Hybrid | Arizona Public Service Co | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 36.5 GWh | Oct 2011 | Dec 2024 | Solar |
| Paloma Solar Hybrid | Arizona Public Service Co | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 31.9 GWh | Aug 2011 | Dec 2024 | Solar |
| Hyder Solar Hybrid | Arizona Public Service Co | Hyder, AZ | Arizona Public Service Company (AZPS) | 35.3 GWh | Oct 2011 | Dec 2024 | Solar |
| Luke Solar | Arizona Public Service Co | Glendale, AZ | Arizona Public Service Company (AZPS) | 32.2 GWh | May 2015 | Dec 2024 | 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% |
| Solana Generating Station | Arizona Solar One LLC | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 870.8 GWh | Sep 2013 | Jul 2025 | Solar |
| Prescott Airport | Arizona Public Service Co | Prescott, AZ | Arizona Public Service Company (AZPS) | 2.5 GWh | Sep 2002 | Dec 2024 | Solar |
| West Phoenix | Arizona Public Service Co | Phoenix, AZ | Arizona Public Service Company (AZPS) | 4.1 TWh | Apr 1972 | Jul 2025 | Natural Gas |
| Yucca | Arizona Public Service Co | Yuma, AZ | Arizona Public Service Company (AZPS) | 235.5 GWh | Mar 1959 | Jul 2025 | Natural Gas : 98.1% Distillate Fuel Oil : 1.9% |
| Saguaro | Arizona Public Service Co | Red Rock, AZ | Arizona Public Service Company (AZPS) | 135.2 GWh | Apr 1972 | Dec 2024 | Natural Gas |
| Ocotillo | Arizona Public Service Co | Tempe, AZ | Arizona Public Service Company (AZPS) | 476.4 GWh | Feb 1960 | Jul 2025 | Natural Gas |
| Douglas | Arizona Public Service Co | Douglas, AZ | Arizona Public Service Company (AZPS) | 93.0 MWh | Apr 1972 | Dec 2024 | Distillate Fuel Oil |
| Cholla | Arizona Public Service Co | Joseph City, AZ | Arizona Public Service Company (AZPS) | 1.3 TWh | Apr 1962 | Mar 2025 | Subbituminous Coal : 99.9% |
| Hyder II Hybrid | Arizona Public Service Co | Hyder, AZ | Arizona Public Service Company (AZPS) | 32.5 GWh | Nov 2013 | Dec 2024 | Solar |
| Badger 1 | Desert Sky Solar LLC | Tonopah, AZ | Arizona Public Service Company (AZPS) | 33.2 GWh | Oct 2013 | Dec 2024 | Solar |
| Buckeye Union HS District 201 | Luminace Solar Arizona, LLC | Buckeye, AZ | Arizona Public Service Company (AZPS) | 6.8 GWh | Nov 2011 | Dec 2024 | Solar |
| Jewish Community Center PV | AES Distributed Energy | Scottsdale, AZ | Arizona Public Service Company (AZPS) | 1.8 GWh | Aug 2012 | Dec 2024 | Solar |
| Paradise Valley H.S. PV | AES Distributed Energy | Phoenix, AZ | Arizona Public Service Company (AZPS) | 2.1 GWh | Dec 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 |
| Phoenix Airport Rental Car Center | SunStrong Management, LLC | Phoenix, AZ | Arizona Public Service Company (AZPS) | 4.4 GWh | Nov 2012 | Dec 2024 | Solar |
| Saddle Mountain Solar I | SunE AZ2, LLC | Tonopah, AZ | Arizona Public Service Company (AZPS) | 34.5 GWh | Nov 2012 | Dec 2024 | Solar |
| Gilbert Solar Facility I, LLC | Gilbert Solar Facility I, LLC | Gilbert, AZ | Arizona Public Service Company (AZPS) | 3.8 GWh | Sep 2011 | Dec 2024 | Solar |
| Lake Pleasant WTP | MN8 Energy LLC | Peoria, AZ | Arizona Public Service Company (AZPS) | 12.9 GWh | Nov 2012 | 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 |
| 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 |
| Perrin Ranch Wind LLC | Perrin Ranch Wind LLC | Williams, AZ | Arizona Public Service Company (AZPS) | 177.4 GWh | Dec 2011 | Jul 2025 | Wind |
| RE Gillespie 1 LLC | MN8 Energy LLC | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 36.8 GWh | Nov 2013 | Dec 2024 | Solar |
| Black Mountain Solar LLC | Duke Energy Renewables Services | Golden Valley, AZ | Arizona Public Service Company (AZPS) | 19.3 GWh | Nov 2012 | Dec 2024 | Solar |
| Arizona State University CHP | Energy Center Phoenix LLC | Tempe, AZ | Arizona Public Service Company (AZPS) | 41.5 GWh | Mar 2006 | Jul 2025 | Natural Gas |
Summary of Power Plants By State
Figures are based on July 2025 generation numbers.| State | Rank | Active Plants | Jul 2025 Generation |
|---|---|---|---|
| Alabama | # 10 | 75 | 14,023.76 GWh |
| Alaska | # 49 | 142 | 647.77 GWh |
| Arizona | # 11 | 181 | 12,590.97 GWh |
| Arkansas | # 22 | 113 | 7,602.58 GWh |
| California | # 4 | 1,715 | 20,766.98 GWh |
| Colorado | # 30 | 296 | 5,541.43 GWh |
| Connecticut | # 33 | 165 | 4,573.62 GWh |
| Delaware | # 47 | 33 | 885.76 GWh |
| District of Columbia | # 51 | 16 | 20.37 GWh |
| Florida | # 2 | 320 | 27,897.12 GWh |
| Georgia | # 7 | 252 | 15,314.09 GWh |
| Hawaii | # 48 | 70 | 810.90 GWh |
| Idaho | # 44 | 148 | 1,737.05 GWh |
| Illinois | # 5 | 379 | 18,825.62 GWh |
| Indiana | # 14 | 211 | 10,893.09 GWh |
| Iowa | # 26 | 294 | 6,378.95 GWh |
| Kansas | # 27 | 183 | 6,301.46 GWh |
| Kentucky | # 21 | 58 | 8,006.89 GWh |
| Louisiana | # 16 | 83 | 9,983.30 GWh |
| Maine | # 45 | 216 | 1,335.16 GWh |
| Maryland | # 34 | 202 | 4,229.96 GWh |
| Massachusetts | # 40 | 645 | 2,723.08 GWh |
| Michigan | # 12 | 274 | 12,387.95 GWh |
| Minnesota | # 28 | 767 | 6,049.48 GWh |
| Mississippi | # 20 | 56 | 8,258.46 GWh |
| Missouri | # 24 | 123 | 7,206.37 GWh |
| State | Rank | Active Plants | Jul 2025 Generation |
|---|---|---|---|
| Montana | # 41 | 70 | 2,462.99 GWh |
| Nebraska | # 36 | 128 | 3,747.47 GWh |
| Nevada | # 32 | 114 | 4,694.68 GWh |
| New Hampshire | # 42 | 56 | 1,960.10 GWh |
| New Jersey | # 23 | 396 | 7,310.84 GWh |
| New Mexico | # 39 | 139 | 3,280.92 GWh |
| New York | # 9 | 962 | 14,286.81 GWh |
| North Carolina | # 8 | 912 | 14,638.35 GWh |
| North Dakota | # 37 | 57 | 3,647.82 GWh |
| Ohio | # 6 | 200 | 15,381.51 GWh |
| Oklahoma | # 17 | 141 | 9,823.06 GWh |
| Oregon | # 31 | 280 | 5,293.15 GWh |
| Pennsylvania | # 3 | 255 | 25,049.90 GWh |
| Rhode Island | # 46 | 100 | 1,130.00 GWh |
| South Carolina | # 15 | 204 | 10,222.75 GWh |
| South Dakota | # 43 | 52 | 1,793.26 GWh |
| Tennessee | # 19 | 88 | 8,351.47 GWh |
| Texas | # 1 | 916 | 57,614.14 GWh |
| Utah | # 38 | 125 | 3,499.11 GWh |
| Vermont | # 50 | 120 | 210.77 GWh |
| Virginia | # 13 | 238 | 11,293.02 GWh |
| Washington | # 18 | 136 | 8,919.89 GWh |
| West Virginia | # 29 | 39 | 5,909.92 GWh |
| Wisconsin | # 25 | 244 | 7,165.77 GWh |
| Wyoming | # 35 | 73 | 4,219.58 GWh |