Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Penstemon Solar Project | Greenbacker Renewable Energy Corporation | Ellensburg, WA | Puget Sound Energy, Inc. (PSEI) | 10.7 GWh | Dec 2021 | Dec 2024 | Solar |
| Camas Solar Project | Greenbacker Renewable Energy Corporation | Ellensburg, WA | Puget Sound Energy, Inc. (PSEI) | 9.7 GWh | May 2022 | Dec 2024 | Solar |
| Urtica Solar Project | Greenbacker Renewable Energy Corporation | Ellensburg, WA | Puget Sound Energy, Inc. (PSEI) | 10.6 GWh | Oct 2022 | Dec 2024 | Solar |
| Copper Crossing Energy and Research Cent | Salt River Project | Florence, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 5.1 GWh | May 2024 | Dec 2024 | Natural Gas |
| Mesquite Generating Station Block 1 | Salt River Project | Arlington, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 3.5 TWh | May 2003 | Dec 2025 | Natural Gas |
| Pinal Central Energy Center Hybrid | Pinal Central Energy Center, LLC | Casa Grande, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 55.9 GWh | Mar 2018 | Dec 2025 | Solar |
| T0588 Phoenix - AZ | SoCore Energy LLC | Phoenix, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 2.1 GWh | Apr 2017 | Dec 2024 | Solar |
| Queen Creek Solar Farm | Siete Solar LLC | Queen Creek, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 40.7 GWh | Sep 2012 | Dec 2024 | Solar |
| East Line Solar | AES Distributed Energy | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 254.6 GWh | Nov 2020 | Dec 2025 | Solar |
| Bonnybrooke PV | Apple, Inc | Florence, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 121.2 GWh | Oct 2016 | Dec 2024 | Solar |
| Gila River Power Block 2 | Salt River Project | Gila Bend, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 2.9 TWh | May 2003 | Dec 2025 | Natural Gas |
| Sandstone Solar | AES Distributed Energy | Florence, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 117.2 GWh | Nov 2015 | Dec 2024 | Solar |
| Gila River Power Block 1 | Salt River Project | Gila Bend, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 2.6 TWh | Apr 2003 | Dec 2025 | Natural Gas |
| Mesa Carport PV | Apple, Inc | Mesa, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 7.5 GWh | Feb 2020 | Sep 2024 | Solar |
| Central Line Solar, LLC | AES Distributed Energy | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 269.4 GWh | Mar 2022 | Dec 2025 | Solar |
| West Line Solar, LLC | West Line Solar, LLC | City of Eloy, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 258.6 GWh | Nov 2022 | Dec 2025 | Solar |
| Sonoran Solar Energy | Sonoran Solar Energy, LLC | Buckeye, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 1.1 TWh | Jun 2023 | Dec 2025 | Solar |
| Babbitt Ranch Energy Center | Babbitt Ranch Energy Center, LLC | Flagstaff, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 552.2 GWh | Jun 2024 | Dec 2025 | Wind |
| Eleven Mile Solar Center | Eleven Mile Solar Center, LLC | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 792.6 GWh | May 2024 | Dec 2025 | Solar |
| Storey Solar and Storage | Storey Energy Center, LLC | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 300.8 GWh | Aug 2023 | Dec 2025 | Solar |
| TJX Phoenix | SoCore Energy LLC | Phoenix, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 5.0 GWh | Dec 2017 | Dec 2024 | Solar |
| Brittlebush Solar | Randolph Solar Park LLC | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 562.1 GWh | Oct 2024 | Dec 2025 | Solar |
| Saint Solar | Saint Solar LLC | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 284.1 GWh | Dec 2020 | Dec 2025 | Solar |
| Mesquite Generating Station Block 2 | Mesquite Power LLC | Arlington, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 4.0 TWh | Nov 2003 | Dec 2025 | Natural Gas |
| Gila River Power Block 4 | Salt River Project | Gila Bend, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 2.7 TWh | Apr 2003 | Dec 2025 | Natural Gas |
| Red Hawk | Arizona Public Service Co | Arlington, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 4.8 TWh | Jun 2002 | Dec 2025 | Natural Gas |
| Coronado | Salt River Project | St Johns, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 2.9 TWh | Nov 1979 | Dec 2025 | Subbituminous Coal : 99.7% |
| Palo Verde | Arizona Public Service Co | Wintersburg, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 31.3 TWh | Dec 1985 | Dec 2025 | Nuclear |
| Horse Mesa | Salt River Project | Apache Junction, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 87.9 GWh | Mar 1927 | Dec 2025 | Water |
| Stewart Mountain | Salt River Project | Phoenix, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 45.7 GWh | Feb 1930 | Dec 2024 | Water |
| Roosevelt | Salt River Project | Roosevelt, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 101.8 GWh | Feb 1973 | Dec 2024 | Water |
| Kyrene | Salt River Project | Tempe, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 1.0 TWh | Jun 1952 | Dec 2025 | Natural Gas |
| Agua Fria | Salt River Project | Glendale, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 244.3 GWh | Mar 1957 | Dec 2025 | Natural Gas |
| Mormon Flat | Salt River Project | Apache Junction, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 45.7 GWh | Apr 1926 | Dec 2025 | Water |
| Desert Basin | Salt River Project | Casa Grande, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 2.1 TWh | Sep 2001 | Dec 2025 | Natural Gas |
| Santan | Salt River Project | Gilbert, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 4.6 TWh | Sep 1974 | Dec 2025 | Natural Gas |
| Coolidge Generation Station | Salt River Project | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 58.8 GWh | Apr 2011 | Dec 2025 | Natural Gas |
| Dry Lake Wind LLC | Avangrid Power LLC | Heber, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 107.9 GWh | Jul 2009 | Dec 2025 | Wind |
| Poseidon Solar, LLC | Axium Arizona Renewables, LLC | Globe, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 50.2 GWh | Nov 2011 | Dec 2024 | Solar |
| Boundary | City of Seattle - (WA) | Metaline, WA | Seattle City Light (SCL) | 3.1 TWh | Jul 1967 | Dec 2025 | Water |
| Ross | City of Seattle - (WA) | Rockport, WA | Seattle City Light (SCL) | 531.6 GWh | Nov 1952 | Dec 2025 | Water |
| Diablo | City of Seattle - (WA) | Rockport, WA | Seattle City Light (SCL) | 361.4 GWh | Sep 1936 | Dec 2024 | Water |
| Gorge | City of Seattle - (WA) | Rockport, WA | Seattle City Light (SCL) | 769.0 GWh | Aug 1924 | Dec 2025 | Water |
| Cedar Falls (WA) | City of Seattle - (WA) | North Bend, WA | Seattle City Light (SCL) | 6.2 GWh | Oct 1921 | Dec 2024 | Water |
| West Point Treatment Plant | King County Dept-Natural Res | Seattle, WA | Seattle City Light (SCL) | 9.6 GWh | May 2012 | Dec 2024 | Other Biomass Gas |
| South Fork Tolt | City of Seattle - (WA) | North Bend, WA | Seattle City Light (SCL) | 44.6 GWh | Oct 1995 | Dec 2024 | Water |
| University of Washington Power Plant | University of Washington | Seattle, WA | Seattle City Light (SCL) | 1.8 GWh | Dec 1968 | Dec 2025 | Natural Gas : 93.4% Distillate Fuel Oil : 6.6% |
| Seminole (FL) | Seminole Electric Cooperative Inc | Palatka, FL | Seminole Electric Cooperative (SEC) | 10.2 TWh | Jan 1984 | Dec 2025 | Natural Gas : 71.3% Bituminous Coal : 28.6% |
| Midulla Generating Station | Seminole Electric Cooperative Inc | Bowling Green, FL | Seminole Electric Cooperative (SEC) | 3.5 TWh | Dec 2001 | Dec 2025 | Natural Gas |
| Hernando | Hernando Energy | Brooksville, FL | Seminole Electric Cooperative (SEC) | 4.7 GWh | Jan 2010 | Dec 2024 | Landfill Gas |
| Bell Ridge Solar | Bell Ridge Solar, LLC | Trenton, FL | Seminole Electric Cooperative (SEC) | 195.7 GWh | Aug 2023 | Dec 2025 | Solar |
| Centerfield Cooper Solar, LLC | Centerfield Cooper Solar, LLC | Chesterfield, SC | South Carolina Public Service Authority (SC) | 139.6 GWh | Nov 2020 | Dec 2025 | Solar |
| Gunsight Solar, LLC | Gunsight Solar, LLC | Swansea, SC | South Carolina Public Service Authority (SC) | 173.5 GWh | Nov 2022 | Dec 2025 | Solar |
| Allora Solar, LLC | Allora Solar, LLC | Gilbert, SC | South Carolina Public Service Authority (SC) | 154.0 GWh | Dec 2022 | Dec 2025 | Solar |
| Omtanke Solar | DG South Carolina Solar, LLC | Ridgeville, SC | South Carolina Public Service Authority (SC) | 9.9 GWh | Feb 2020 | Dec 2024 | Solar |
| Landrace Holdings, LLC | Landrace Holdings, LLC | Conway, SC | South Carolina Public Service Authority (SC) | 114.5 GWh | Oct 2023 | Dec 2025 | Solar |
| John S Rainey | South Carolina Public Service Authority | Starr, SC | South Carolina Public Service Authority (SC) | 4.8 TWh | Aug 2001 | Dec 2025 | Natural Gas |
| Winyah | South Carolina Public Service Authority | Georgetown, SC | South Carolina Public Service Authority (SC) | 4.2 TWh | Feb 1975 | Dec 2025 | Bituminous Coal : 99.5% |
| St Stephen | US Army Corps of Engineers | St. Stephen, SC | South Carolina Public Service Authority (SC) | 258.6 GWh | Feb 1985 | Dec 2024 | Water |
| Marlboro Mill | Domtar Paper Company Bennettsville | Bennettsville, SC | South Carolina Public Service Authority (SC) | 198.5 GWh | Aug 2010 | Dec 2024 | Black Liquor : 81.9% Wood/Wood Waste Solids : 18.1% |
| Spillway | South Carolina Public Service Authority | Pineville, SC | South Carolina Public Service Authority (SC) | 5.6 GWh | Jul 1950 | Aug 2024 | Water |
| Jefferies | South Carolina Public Service Authority | Moncks Corner, SC | South Carolina Public Service Authority (SC) | 248.0 GWh | Nov 1942 | Dec 2024 | Water |
| Hilton Head | South Carolina Public Service Authority | Hilton Head Island, SC | South Carolina Public Service Authority (SC) | 700.0 MWh | Jul 1973 | Dec 2024 | Distillate Fuel Oil |
| Lee County Landfill | South Carolina Public Service Authority | Bishopville, SC | South Carolina Public Service Authority (SC) | 19.1 GWh | Dec 2004 | Dec 2024 | Landfill Gas |
| Richland County Landfill | South Carolina Public Service Authority | Lugoff, SC | South Carolina Public Service Authority (SC) | 8.5 GWh | Dec 2005 | Dec 2024 | Landfill Gas |
| Cross | South Carolina Public Service Authority | Cross, SC | South Carolina Public Service Authority (SC) | 8.8 TWh | Apr 1984 | Dec 2025 | Bituminous Coal : 99.6% |
| International Paper Georgetown Mill | International Paper Co-GT Mill | Georgetown, SC | South Carolina Public Service Authority (SC) | 484.7 GWh | Dec 1965 | Dec 2024 | Black Liquor : 60.8% Wood/Wood Waste Solids : 19.3% Natural Gas : 11.2% Tire-derived Fuels : 8.0% Residual Fuel Oil : 0.6% |
| Cherokee County Cogen | Cherokee County Cogen Partners LLC | Gaffney, SC | South Carolina Public Service Authority (SC) | 647.2 GWh | Feb 1998 | Dec 2024 | Natural Gas |
| Horry Land Fill Gas Site | South Carolina Public Service Authority | Conway, SC | South Carolina Public Service Authority (SC) | 4.8 GWh | Jul 2001 | Dec 2024 | Landfill Gas |
| Runway Solar Farm | Runway Solar Farm | Myrtle Beach, SC | South Carolina Public Service Authority (SC) | 3.4 GWh | Nov 2019 | Dec 2024 | Solar |
| Jamison Solar Farm | Jamison Solar Farm | Orangeburg, SC | South Carolina Public Service Authority (SC) | 1.9 GWh | Mar 2019 | Dec 2024 | Solar |
| Rankin Solar Center, LLC | Rankin Solar Center, LLC | Florence, SC | South Carolina Public Service Authority (SC) | 18.6 GWh | Nov 2019 | Dec 2024 | Solar |
| Bell Bay Solar Farm | Bell Bay Solar Farm | Conway, SC | South Carolina Public Service Authority (SC) | 2.4 GWh | Feb 2018 | Dec 2024 | Solar |
| Dorchester Biomass | Dorchester Biomass LLC | Harleyville, SC | South Carolina Public Service Authority (SC) | 130.4 GWh | Oct 2013 | Dec 2024 | Wood/Wood Waste Solids |
| Allendale Biomass | Allendale Biomass LLC | Fairfax, SC | South Carolina Public Service Authority (SC) | 137.6 GWh | Oct 2013 | Dec 2024 | Wood/Wood Waste Solids |
| Colleton Solar Farm | TIG Sun Energy I LLC | Walterboro, SC | South Carolina Public Service Authority (SC) | 3.4 GWh | Nov 2013 | Dec 2024 | Solar |
| Berkeley County Landfill | South Carolina Public Service Authority | Moncks Corner, SC | South Carolina Public Service Authority (SC) | 237.0 MWh | Jan 2011 | Dec 2024 | Landfill Gas |
| Georgia Power at Wadley GA | Luminace Solar Georgia, LLC | Wadley, GA | Southeastern Power Administration (SEPA) | 1.9 GWh | Nov 2014 | Dec 2024 | Solar |
| Soluga Farms IV | Soluga Solar, LLC | Godwin, NC | Southeastern Power Administration (SEPA) | 6.0 GWh | Aug 2018 | Dec 2024 | Solar |
| Richland Solar Center | Onward Energy | Jeffersonville, GA | Southeastern Power Administration (SEPA) | 41.3 GWh | Nov 2015 | Dec 2024 | Solar |
| Carolina Poultry Power Farmville | Carolina Poultry Power | Farmville, NC | Southeastern Power Administration (SEPA) | 2.8 GWh | Aug 2019 | Dec 2024 | Agricultural By-Products |
| Timberland Solar | Consolidated Edison Development Inc. | Carlton, GA | Southeastern Power Administration (SEPA) | 41.4 GWh | - | Dec 2025 | Solar |
| SR Toombs, LLC | SR Toombs I, LLC | Vidalia, GA | Southeastern Power Administration (SEPA) | 560.1 GWh | Aug 2024 | Dec 2025 | Solar |
| J Strom Thurmond | USCE-Savannah District | Clarks Hill, SC | Southeastern Power Administration (SEPA) | 650.7 GWh | Dec 1952 | Dec 2024 | Water |
| Richard B Russell | USCE-Savannah District | Elberton, GA | Southeastern Power Administration (SEPA) | 256.7 GWh | Dec 1984 | Dec 2025 | Water |
| Hartwell Lake | USCE-Savannah District | Hartwell, GA | Southeastern Power Administration (SEPA) | 422.6 GWh | Mar 1962 | Dec 2024 | Water |
| H Neely Henry Dam | Alabama Power Co | Ohatchee, AL | Southern Company Services, Inc. - Trans (SOCO) | 179.9 GWh | May 1966 | Dec 2024 | Water |
| Bankhead Dam | Alabama Power Co | Northport, AL | Southern Company Services, Inc. - Trans (SOCO) | 107.8 GWh | Jun 1963 | Dec 2024 | Water |
| Lowman Energy Center | PowerSouth Energy Cooperative | Leroy, AL | Southern Company Services, Inc. - Trans (SOCO) | 4.3 TWh | May 1969 | Dec 2025 | Natural Gas |
| Point A | PowerSouth Energy Cooperative | Andalusia, AL | Southern Company Services, Inc. - Trans (SOCO) | 14.9 GWh | Dec 1924 | Dec 2024 | Water |
| Gantt | PowerSouth Energy Cooperative | Andalusia, AL | Southern Company Services, Inc. - Trans (SOCO) | 3.4 GWh | Dec 1925 | Dec 2024 | Water |
| Millers Ferry | USCE-Mobile District | Camden, AL | Southern Company Services, Inc. - Trans (SOCO) | 272.7 GWh | Mar 1970 | Dec 2024 | Water |
| Barry | Alabama Power Co | Bucks, AL | Southern Company Services, Inc. - Trans (SOCO) | 12.5 TWh | Jan 1954 | Dec 2025 | Natural Gas : 94.9% Bituminous Coal : 5.1% |
| Walter Bouldin Dam | Alabama Power Co | Wetumpka, AL | Southern Company Services, Inc. - Trans (SOCO) | 450.3 GWh | Jun 1967 | Dec 2024 | Water |
| Greene County | Alabama Power Co | Demopolis, AL | Southern Company Services, Inc. - Trans (SOCO) | 1.1 TWh | May 1965 | Dec 2025 | Natural Gas : 99.9% |
| Holt Dam | Alabama Power Co | Tuscaloosa, AL | Southern Company Services, Inc. - Trans (SOCO) | 119.3 GWh | Jul 1968 | Dec 2024 | Water |
| E C Gaston | Alabama Power Co | Wilsonville, AL | Southern Company Services, Inc. - Trans (SOCO) | 3.8 TWh | Apr 1960 | Dec 2025 | Bituminous Coal : 53.0% Natural Gas : 47.0% |
| Yates Dam | Alabama Power Co | Tallassee, AL | Southern Company Services, Inc. - Trans (SOCO) | 96.5 GWh | Jun 1928 | Dec 2024 | Water |
| Jordan Dam | Alabama Power Co | Wetumpka, AL | Southern Company Services, Inc. - Trans (SOCO) | 270.7 GWh | Dec 1928 | Dec 2024 | Water |
| Weiss Dam | Alabama Power Co | Leesburg, AL | Southern Company Services, Inc. - Trans (SOCO) | 184.0 GWh | May 1961 | Dec 2024 | Water |
Summary of Power Plants By State
Figures are based on December 2025 generation numbers.| State | Rank | Active Plants | Dec 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 76 | 12,766.12 GWh |
| Alaska | # 48 | 139 | 625.46 GWh |
| Arizona | # 16 | 183 | 8,962.31 GWh |
| Arkansas | # 29 | 114 | 5,525.50 GWh |
| California | # 5 | 1,683 | 14,393.99 GWh |
| Colorado | # 31 | 297 | 4,649.38 GWh |
| Connecticut | # 34 | 162 | 4,087.83 GWh |
| Delaware | # 49 | 33 | 469.96 GWh |
| District of Columbia | # 51 | 16 | 14.80 GWh |
| Florida | # 3 | 333 | 19,379.32 GWh |
| Georgia | # 8 | 248 | 12,492.24 GWh |
| Hawaii | # 46 | 70 | 814.97 GWh |
| Idaho | # 41 | 146 | 2,123.12 GWh |
| Illinois | # 4 | 379 | 17,546.79 GWh |
| Indiana | # 13 | 214 | 9,789.95 GWh |
| Iowa | # 20 | 293 | 7,310.28 GWh |
| Kansas | # 28 | 183 | 5,586.75 GWh |
| Kentucky | # 22 | 60 | 6,716.43 GWh |
| Louisiana | # 17 | 84 | 8,587.03 GWh |
| Maine | # 45 | 215 | 1,484.81 GWh |
| Maryland | # 37 | 203 | 3,225.85 GWh |
| Massachusetts | # 43 | 640 | 2,073.13 GWh |
| Michigan | # 11 | 269 | 11,734.82 GWh |
| Minnesota | # 27 | 764 | 5,712.30 GWh |
| Mississippi | # 24 | 56 | 6,090.79 GWh |
| Missouri | # 23 | 125 | 6,623.76 GWh |
| State | Rank | Active Plants | Dec 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 70 | 2,639.28 GWh |
| Nebraska | # 36 | 125 | 3,667.32 GWh |
| Nevada | # 38 | 114 | 3,217.22 GWh |
| New Hampshire | # 44 | 56 | 1,878.83 GWh |
| New Jersey | # 30 | 387 | 5,182.27 GWh |
| New Mexico | # 35 | 142 | 3,818.41 GWh |
| New York | # 10 | 950 | 11,800.05 GWh |
| North Carolina | # 9 | 904 | 12,153.04 GWh |
| North Dakota | # 33 | 58 | 4,218.72 GWh |
| Ohio | # 6 | 198 | 13,425.53 GWh |
| Oklahoma | # 18 | 141 | 7,637.23 GWh |
| Oregon | # 21 | 272 | 6,788.64 GWh |
| Pennsylvania | # 2 | 252 | 22,539.49 GWh |
| Rhode Island | # 47 | 100 | 775.70 GWh |
| South Carolina | # 15 | 207 | 8,967.44 GWh |
| South Dakota | # 42 | 52 | 2,122.20 GWh |
| Tennessee | # 19 | 88 | 7,328.17 GWh |
| Texas | # 1 | 947 | 46,150.81 GWh |
| Utah | # 39 | 125 | 2,845.12 GWh |
| Vermont | # 50 | 116 | 189.85 GWh |
| Virginia | # 14 | 237 | 9,421.16 GWh |
| Washington | # 12 | 135 | 10,635.09 GWh |
| West Virginia | # 26 | 39 | 5,763.55 GWh |
| Wisconsin | # 25 | 243 | 5,804.32 GWh |
| Wyoming | # 32 | 70 | 4,436.68 GWh |