Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Sowega Power | SOWEGA Power LLC | Baconton, GA | Southern Company Services, Inc. - Trans (SOCO) | 53.4 GWh | May 1999 | Nov 2024 | Natural Gas |
| Wansley Unit 9 | Municipal Electric Authority | Franklin, GA | Southern Company Services, Inc. - Trans (SOCO) | 2.9 TWh | May 2004 | Sep 2025 | Natural Gas |
| Jones Bluff | USCE-Mobile District | Selma, AL | Southern Company Services, Inc. - Trans (SOCO) | 243.7 GWh | May 1975 | Dec 2024 | Water |
| Chattahoochee Energy Facility | Oglethorpe Power Corporation | Franklin, GA | Southern Company Services, Inc. - Trans (SOCO) | 3.1 TWh | Jan 2003 | Sep 2025 | Natural Gas |
| Victor J Daniel Jr | Mississippi Power Co | Escatawpa, MS | Southern Company Services, Inc. - Trans (SOCO) | 9.7 TWh | Aug 1977 | Sep 2025 | Natural Gas : 81.4% Subbituminous Coal : 17.7% Bituminous Coal : 0.8% |
| H Allen Franklin Combined Cycle | Southern Power Co | Smiths, AL | Southern Company Services, Inc. - Trans (SOCO) | 12.4 TWh | May 2002 | Sep 2025 | Natural Gas |
| Carters | USCE-Mobile District | Chatsworth, GA | Southern Company Services, Inc. - Trans (SOCO) | 50.1 GWh | Jun 1975 | Sep 2025 | Water |
| E B Harris Electric Generating Plant | Southern Power Co | Autaugaville, AL | Southern Company Services, Inc. - Trans (SOCO) | 5.1 TWh | May 2003 | Sep 2025 | Natural Gas |
| Robins | Georgia Power Co | Robins AFB, GA | Southern Company Services, Inc. - Trans (SOCO) | 4.4 GWh | Apr 1995 | Dec 2024 | Distillate Fuel Oil : 99.9% |
| Wilson | Georgia Power Co | Waynesboro, GA | Southern Company Services, Inc. - Trans (SOCO) | 1.6 GWh | Nov 1972 | Dec 2024 | Distillate Fuel Oil |
| Smarr Energy Center | Oglethorpe Power Corporation | Forsyth, GA | Southern Company Services, Inc. - Trans (SOCO) | 202.0 GWh | May 1999 | Dec 2024 | Natural Gas |
| Scherer | Georgia Power Co | Juliette, GA | Southern Company Services, Inc. - Trans (SOCO) | 7.7 TWh | Feb 1982 | Sep 2025 | Subbituminous Coal : 99.8% |
| Joseph M Farley | Alabama Power Co | Columbia, AL | Southern Company Services, Inc. - Trans (SOCO) | 13.7 TWh | Nov 1977 | Sep 2025 | Nuclear |
| James H Miller Jr | Alabama Power Co | Quinton, AL | Southern Company Services, Inc. - Trans (SOCO) | 18.9 TWh | Sep 1978 | Sep 2025 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| Tallassee Hydro Project | Tallassee Shoals LLC | Clarke, GA | Southern Company Services, Inc. - Trans (SOCO) | 4.4 GWh | Jul 1986 | Sep 2025 | Water |
| McIntosh | Georgia Power Co | Rincon, GA | Southern Company Services, Inc. - Trans (SOCO) | 38.7 GWh | Jan 1979 | Sep 2025 | Natural Gas : 74.1% Distillate Fuel Oil : 25.9% |
| McIntosh (AL) | PowerSouth Energy Cooperative | McIntosh, AL | Southern Company Services, Inc. - Trans (SOCO) | 256.4 GWh | May 1991 | Dec 2024 | Natural Gas |
| MPC Generating | MPC Generating, LLC | Monroe, GA | Southern Company Services, Inc. - Trans (SOCO) | 38.8 GWh | Dec 1999 | Dec 2024 | Natural Gas : 88.8% Distillate Fuel Oil : 11.2% |
| Harris Dam | Alabama Power Co | Lineville, AL | Southern Company Services, Inc. - Trans (SOCO) | 115.6 GWh | Mar 1983 | Dec 2024 | Water |
| Talbot County Energy | Oglethorpe Power Corporation | Box Springs, GA | Southern Company Services, Inc. - Trans (SOCO) | 494.2 GWh | Mar 2002 | Dec 2024 | Natural Gas |
| Sewell Creek Energy | Oglethorpe Power Corporation | Cedartown, GA | Southern Company Services, Inc. - Trans (SOCO) | 522.9 GWh | May 2000 | Dec 2024 | Natural Gas |
| Richard B Russell | USCE-Savannah District | Elberton, GA | Southeastern Power Administration (SEPA) | 290.0 GWh | Dec 1984 | Sep 2025 | Water |
| Hartwell Lake | USCE-Savannah District | Hartwell, GA | Southeastern Power Administration (SEPA) | 422.6 GWh | Mar 1962 | Dec 2024 | Water |
| J Strom Thurmond | USCE-Savannah District | Clarks Hill, SC | Southeastern Power Administration (SEPA) | 650.7 GWh | Dec 1952 | Dec 2024 | Water |
| Timberland Solar | Consolidated Edison Development Inc. | Carlton, GA | Southeastern Power Administration (SEPA) | 25.1 GWh | - | Aug 2025 | Solar |
| SR Toombs, LLC | SR Toombs I, LLC | Vidalia, GA | Southeastern Power Administration (SEPA) | 497.5 GWh | Aug 2024 | Sep 2025 | Solar |
| Richland Solar Center | Onward Energy | Jeffersonville, GA | Southeastern Power Administration (SEPA) | 41.3 GWh | Nov 2015 | Dec 2024 | Solar |
| 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 |
| Carolina Poultry Power Farmville | Carolina Poultry Power | Farmville, NC | Southeastern Power Administration (SEPA) | 2.8 GWh | Aug 2019 | Dec 2024 | Agricultural By-Products |
| Allendale Biomass | Allendale Biomass LLC | Fairfax, SC | South Carolina Public Service Authority (SC) | 137.6 GWh | Oct 2013 | Dec 2024 | Wood/Wood Waste Solids |
| Dorchester Biomass | Dorchester Biomass LLC | Harleyville, SC | South Carolina Public Service Authority (SC) | 130.4 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 |
| Bell Bay Solar Farm | Bell Bay Solar Farm | Conway, SC | South Carolina Public Service Authority (SC) | 2.4 GWh | Feb 2018 | 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 |
| Runway Solar Farm | Runway Solar Farm | Myrtle Beach, SC | South Carolina Public Service Authority (SC) | 3.4 GWh | Nov 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 |
| 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 |
| Spillway | South Carolina Public Service Authority | Pineville, SC | South Carolina Public Service Authority (SC) | 5.6 GWh | Jul 1950 | Aug 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 |
| Jefferies | South Carolina Public Service Authority | Moncks Corner, SC | South Carolina Public Service Authority (SC) | 248.0 GWh | Nov 1942 | Dec 2024 | Water |
| St Stephen | US Army Corps of Engineers | St. Stephen, SC | South Carolina Public Service Authority (SC) | 258.6 GWh | Feb 1985 | Dec 2024 | Water |
| John S Rainey | South Carolina Public Service Authority | Starr, SC | South Carolina Public Service Authority (SC) | 5.0 TWh | Aug 2001 | Sep 2025 | Natural Gas |
| Winyah | South Carolina Public Service Authority | Georgetown, SC | South Carolina Public Service Authority (SC) | 4.2 TWh | Feb 1975 | Sep 2025 | Bituminous Coal : 99.6% |
| 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 |
| 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 |
| Cross | South Carolina Public Service Authority | Cross, SC | South Carolina Public Service Authority (SC) | 9.0 TWh | Apr 1984 | Sep 2025 | Bituminous Coal : 99.6% |
| 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% |
| 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 |
| 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 |
| Landrace Holdings, LLC | Landrace Holdings, LLC | Conway, SC | South Carolina Public Service Authority (SC) | 113.4 GWh | Oct 2023 | Sep 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 |
| Allora Solar, LLC | Allora Solar, LLC | Gilbert, SC | South Carolina Public Service Authority (SC) | 147.8 GWh | Dec 2022 | Sep 2025 | Solar |
| Centerfield Cooper Solar, LLC | Centerfield Cooper Solar, LLC | Chesterfield, SC | South Carolina Public Service Authority (SC) | 143.0 GWh | Nov 2020 | Sep 2025 | Solar |
| Gunsight Solar, LLC | Gunsight Solar, LLC | Swansea, SC | South Carolina Public Service Authority (SC) | 173.7 GWh | Nov 2022 | Sep 2025 | Solar |
| Bell Ridge Solar | Bell Ridge Solar, LLC | Trenton, FL | Seminole Electric Cooperative (SEC) | 196.1 GWh | Aug 2023 | Sep 2025 | Solar |
| Hernando | Hernando Energy | Brooksville, FL | Seminole Electric Cooperative (SEC) | 4.7 GWh | Jan 2010 | Dec 2024 | Landfill Gas |
| Midulla Generating Station | Seminole Electric Cooperative Inc | Bowling Green, FL | Seminole Electric Cooperative (SEC) | 3.6 TWh | Dec 2001 | Sep 2025 | Natural Gas |
| Seminole (FL) | Seminole Electric Cooperative Inc | Palatka, FL | Seminole Electric Cooperative (SEC) | 10.0 TWh | Jan 1984 | Sep 2025 | Natural Gas : 76.1% Bituminous Coal : 23.8% |
| South Fork Tolt | City of Seattle - (WA) | North Bend, WA | Seattle City Light (SCL) | 44.6 GWh | Oct 1995 | 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 |
| Boundary | City of Seattle - (WA) | Metaline, WA | Seattle City Light (SCL) | 2.8 TWh | Jul 1967 | Aug 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) | 714.5 GWh | Aug 1924 | Jul 2025 | Water |
| Ross | City of Seattle - (WA) | Rockport, WA | Seattle City Light (SCL) | 400.9 GWh | Nov 1952 | Jul 2025 | Water |
| Cedar Falls (WA) | City of Seattle - (WA) | North Bend, WA | Seattle City Light (SCL) | 6.2 GWh | Oct 1921 | Dec 2024 | Water |
| University of Washington Power Plant | University of Washington | Seattle, WA | Seattle City Light (SCL) | 4.1 GWh | Dec 1968 | Sep 2025 | Natural Gas : 97.1% Distillate Fuel Oil : 2.9% |
| Desert Basin | Salt River Project | Casa Grande, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 2.0 TWh | Sep 2001 | Sep 2025 | Natural Gas |
| Gila River Power Block 4 | Salt River Project | Gila Bend, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 2.9 TWh | Apr 2003 | Sep 2025 | Natural Gas |
| Horse Mesa | Salt River Project | Apache Junction, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 96.4 GWh | Mar 1927 | Sep 2025 | Water |
| Agua Fria | Salt River Project | Glendale, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 243.5 GWh | Mar 1957 | Sep 2025 | Natural Gas |
| Mormon Flat | Salt River Project | Apache Junction, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 48.0 GWh | Apr 1926 | Sep 2025 | Water |
| Roosevelt | Salt River Project | Roosevelt, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 101.8 GWh | Feb 1973 | Dec 2024 | 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 |
| Kyrene | Salt River Project | Tempe, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 910.1 GWh | Jun 1952 | Sep 2025 | Natural Gas |
| Mesquite Generating Station Block 2 | Mesquite Power LLC | Arlington, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 4.1 TWh | Nov 2003 | Sep 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 | Sep 2025 | Natural Gas |
| Palo Verde | Arizona Public Service Co | Wintersburg, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 32.0 TWh | Dec 1985 | Sep 2025 | Nuclear |
| Coronado | Salt River Project | St Johns, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 2.6 TWh | Nov 1979 | Sep 2025 | Subbituminous Coal : 99.7% |
| Santan | Salt River Project | Gilbert, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 5.8 TWh | Sep 1974 | Sep 2025 | Natural Gas |
| Coolidge Generation Station | Salt River Project | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 54.5 GWh | Apr 2011 | Sep 2025 | Natural Gas |
| Dry Lake Wind LLC | Avangrid Power LLC | Heber, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 110.3 GWh | Jul 2009 | Sep 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 |
| Storey Solar and Storage | Storey Energy Center, LLC | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 298.7 GWh | Aug 2023 | Sep 2025 | Solar |
| West Line Solar, LLC | West Line Solar, LLC | City of Eloy, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 260.3 GWh | Nov 2022 | Sep 2025 | Solar |
| Eleven Mile Solar Center | Eleven Mile Solar Center, LLC | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 800.0 GWh | May 2024 | Sep 2025 | Solar |
| Babbitt Ranch Energy Center | Babbitt Ranch Energy Center, LLC | Flagstaff, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 560.1 GWh | Jun 2024 | Sep 2025 | Wind |
| Mesa Carport PV | Apple, Inc | Mesa, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 7.5 GWh | Feb 2020 | Sep 2024 | Solar |
| Sonoran Solar Energy | Sonoran Solar Energy, LLC | Buckeye, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 1.1 TWh | Jun 2023 | Sep 2025 | Solar |
| Central Line Solar, LLC | AES Distributed Energy | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 271.0 GWh | Mar 2022 | Sep 2025 | Solar |
| Brittlebush Solar | Randolph Solar Park LLC | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 522.6 GWh | Oct 2024 | Sep 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 |
| 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 |
| Pinal Central Energy Center Hybrid | Pinal Central Energy Center, LLC | Casa Grande, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 55.4 GWh | Mar 2018 | Sep 2025 | 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 |
| 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 |
| Saint Solar | Saint Solar LLC | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 286.9 GWh | Dec 2020 | Sep 2025 | Solar |
| East Line Solar | AES Distributed Energy | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 252.9 GWh | Nov 2020 | Sep 2025 | Solar |
| Gila River Power Block 2 | Salt River Project | Gila Bend, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 3.0 TWh | May 2003 | Sep 2025 | Natural Gas |
Summary of Power Plants By State
Figures are based on September 2025 generation numbers.| State | Rank | Active Plants | Sep 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 76 | 12,052.47 GWh |
| Alaska | # 48 | 147 | 527.57 GWh |
| Arizona | # 9 | 183 | 11,602.92 GWh |
| Arkansas | # 21 | 117 | 5,844.09 GWh |
| California | # 4 | 1,769 | 19,371.91 GWh |
| Colorado | # 30 | 304 | 4,433.17 GWh |
| Connecticut | # 32 | 168 | 3,779.74 GWh |
| Delaware | # 49 | 33 | 419.31 GWh |
| District of Columbia | # 51 | 16 | 16.99 GWh |
| Florida | # 2 | 323 | 24,446.09 GWh |
| Georgia | # 8 | 266 | 11,628.97 GWh |
| Hawaii | # 47 | 73 | 826.54 GWh |
| Idaho | # 44 | 148 | 1,495.33 GWh |
| Illinois | # 5 | 385 | 14,642.93 GWh |
| Indiana | # 14 | 213 | 8,730.35 GWh |
| Iowa | # 26 | 295 | 5,224.35 GWh |
| Kansas | # 25 | 189 | 5,250.86 GWh |
| Kentucky | # 23 | 60 | 5,806.86 GWh |
| Louisiana | # 13 | 87 | 9,343.34 GWh |
| Maine | # 45 | 217 | 1,135.36 GWh |
| Maryland | # 39 | 204 | 2,935.42 GWh |
| Massachusetts | # 41 | 652 | 1,746.92 GWh |
| Michigan | # 11 | 279 | 10,468.02 GWh |
| Minnesota | # 29 | 769 | 4,717.95 GWh |
| Mississippi | # 20 | 58 | 6,625.37 GWh |
| Missouri | # 22 | 128 | 5,843.17 GWh |
| State | Rank | Active Plants | Sep 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 72 | 1,949.24 GWh |
| Nebraska | # 34 | 132 | 3,501.38 GWh |
| Nevada | # 31 | 114 | 4,053.88 GWh |
| New Hampshire | # 42 | 60 | 1,549.07 GWh |
| New Jersey | # 27 | 399 | 4,969.45 GWh |
| New Mexico | # 36 | 145 | 3,317.84 GWh |
| New York | # 12 | 966 | 10,145.62 GWh |
| North Carolina | # 10 | 917 | 11,211.15 GWh |
| North Dakota | # 37 | 60 | 3,089.17 GWh |
| Ohio | # 6 | 201 | 12,818.31 GWh |
| Oklahoma | # 17 | 143 | 7,364.05 GWh |
| Oregon | # 28 | 282 | 4,812.51 GWh |
| Pennsylvania | # 3 | 260 | 19,731.43 GWh |
| Rhode Island | # 46 | 100 | 863.62 GWh |
| South Carolina | # 16 | 207 | 7,861.23 GWh |
| South Dakota | # 43 | 52 | 1,535.17 GWh |
| Tennessee | # 19 | 88 | 6,829.06 GWh |
| Texas | # 1 | 946 | 51,969.48 GWh |
| Utah | # 35 | 126 | 3,419.48 GWh |
| Vermont | # 50 | 120 | 165.14 GWh |
| Virginia | # 15 | 241 | 8,580.52 GWh |
| Washington | # 18 | 138 | 7,120.43 GWh |
| West Virginia | # 38 | 39 | 3,057.29 GWh |
| Wisconsin | # 24 | 251 | 5,674.74 GWh |
| Wyoming | # 33 | 73 | 3,641.70 GWh |