Directory of Electric Companies in the United States
| Company Name | Company Location | Utility Type | Power Plants | EIA Annual Generation | EIA Latest Generation | FERC Lastest Date | FERC 2025Q2 Seller Transactions | FERC 2025Q2 Buyer Transactions |
|---|---|---|---|---|---|---|---|---|
| Guadalupe Power Partners LP | |Independent Power Producer | 2 | 6.3 TWh | Oct 2025 | - | |||
| Hampton Lumber Mills - Washington Inc | Independent Power Producer | 1 | 18.4 GWh | Dec 2024 | - | |||
| Hartz Solar Hamilton LLC | Commercial | - | 9.5 GWh | Dec 2023 | - | |||
| Howard County - Maryland | Municipally-Owned Utility | 1 | 388.8 MWh | Dec 2024 | - | |||
| Hydrodynamics Inc | Independent Power Producer | 2 | 15.5 GWh | Dec 2024 | - | |||
| Industrial Energy Applications Inc | Independent Power Producer | 19 | 572.0 MWh | Oct 2025 | - | |||
| Jackson Fuller Energy Storage, LLC | 1 | -2.2 GWh | Oct 2025 | Sep 2025 | $2.33M | |||
| Langford Wind Power LLC | Independent Power Producer | 1 | 625.7 GWh | Dec 2024 | - | |||
| Leaf River Cellulose LLC | Industrial | 1 | 452.1 GWh | Oct 2025 | - | |||
| Listonburg Solar LLC | Independent Power Producer | 1 | 203.0 MWh | Dec 2024 | - | |||
| MEC Holdings LLC | Independent Power Producer | 1 | 3.0 TWh | Dec 2024 | - | |||
| MF Mesa Lane LLC | Independent Power Producer | 1 | 3.5 GWh | Dec 2024 | - | |||
| Midlothian Energy LLC | Independent Power Producer | 1 | 7.1 TWh | Oct 2025 | - | |||
| MM Prince William Energy LLC | Independent Power Producer | 1 | 47.0 GWh | Dec 2023 | - | |||
| Montevue Lane Solar LLC | Commercial | 1 | 21.4 GWh | Dec 2024 | - | |||
| Musselshell Wind Project LLC | Independent Power Producer|Investor-Owned Utility | 2 | 54.0 GWh | Dec 2024 | - | |||
| Niagara Mohawk Power Corp | 1 | - | Dec 2004 | Oct 2025 | $12.99M | $26.33M | ||
| Northbrook Lyons Falls LLC | Independent Power Producer | 3 | 36.1 GWh | Dec 2024 | - | |||
| NRG Energy Inc | Independent Power Producer | 1 | 279.8 GWh | Dec 2024 | - | |||
| NRG Solar Blythe II LLC | Independent Power Producer | 1 | 40.7 GWh | Dec 2024 | - | |||
| NTUA Generation - Utah, LLC | Independent Power Producer | 1 | 205.6 GWh | Oct 2025 | - | |||
| Orion Solar I LLC | Independent Power Producer | 1 | 29.5 GWh | Dec 2024 | - | |||
| Oroville Cogeneration LP | Independent Power Producer | - | 256.4 MWh | Dec 2023 | - | |||
| PATU Wind Farm LLC | Independent Power Producer | 1 | 30.8 GWh | Dec 2024 | - | |||
| Pechin Solar LLC | Independent Power Producer | 1 | 3.3 GWh | Dec 2024 | - | |||
| Phelan Solar LLC | Independent Power Producer | 1 | 5.6 GWh | Dec 2024 | - | |||
| Port Charlotte Energy LLC | Independent Power Producer | 1 | 750.8 MWh | Dec 2024 | - | |||
| Prairie Switch Wind LLC | Independent Power Producer | 1 | 194.5 GWh | Oct 2025 | - | |||
| Ridgeline Energy LLC | Independent Power Producer | 2 | 619.2 GWh | Dec 2024 | - | |||
| Rivanna Solar LLC | Independent Power Producer | 1 | 1.8 GWh | Dec 2024 | - | |||
| Robbins Lumber Inc | Industrial | 2 | 56.4 GWh | Dec 2024 | - | |||
| Santa CRUZ Energy LLC | Independent Power Producer | 1 | 5.5 GWh | Dec 2024 | - | |||
| Scout Clean Energy LLC | Independent Power Producer | 1 | 685.1 GWh | Oct 2025 | - | |||
| Seneca Sustainable Energy LLC | Industrial | 1 | 136.1 GWh | Dec 2024 | - | |||
| Sentinel Peak Resources California LLC | Industrial | 3 | 90.3 GWh | Dec 2024 | - | |||
| Silver Star I Power Partners LLC | Independent Power Producer | 1 | 219.7 GWh | Dec 2024 | - | |||
| Snow Mountain Hydro LLC | Independent Power Producer | 4 | 35.9 GWh | Dec 2024 | - | |||
| Solamerica Energy LLC | Independent Power Producer | 6 | 6.0 GWh | Dec 2024 | - | |||
| Solar Oasis LLC | Independent Power Producer | 1 | 53.6 GWh | Dec 2024 | - | |||
| South Boston Energy LLC | Cooperative | 1 | 385.3 GWh | Dec 2024 | - | |||
| Spectrum Solar LLC | Independent Power Producer | 1 | 10.7 GWh | Dec 2024 | - | |||
| SPS Atwell Island LLC | Independent Power Producer | 1 | 34.8 GWh | Dec 2024 | - | |||
| Star Peak Geothermal LLC | Independent Power Producer | 1 | 44.2 GWh | Dec 2024 | - | |||
| Starvation Solar I LLC | Independent Power Producer | 1 | 24.2 GWh | Dec 2024 | - | |||
| Stephens Ranch Wind Energy LLC | Commercial | 1 | 1.0 TWh | Oct 2025 | - | |||
| Taygete Energy Project LLC | Independent Power Producer | 1 | 564.2 GWh | Oct 2025 | - | |||
| Tesla Inc. | Commercial|Independent Power Producer | 87 | 254.8 GWh | Dec 2024 | - | |||
| TG Windfarm LLC | Independent Power Producer | 1 | 664.0 MWh | Dec 2024 | - | |||
| Thermo No 1 Be 01 LLC | Independent Power Producer | 2 | 63.4 GWh | Dec 2024 | - | |||
| Tofteland Windfarm LLC | Independent Power Producer | 1 | 288.0 MWh | Dec 2024 | - | |||
| Trona Solar III LLC | Independent Power Producer | 1 | 4.7 GWh | Dec 2024 | - | |||
| Tulsa LFG LLC | Independent Power Producer | 1 | 18.7 GWh | Dec 2024 | - | |||
| Twin Cities Hydro LLC | Independent Power Producer | 1 | 97.0 GWh | Dec 2024 | - | |||
| Westlands Almond LLC | Independent Power Producer | 1 | 40.7 GWh | Dec 2024 | - | |||
| Westridge Windfarm LLC | Independent Power Producer | 1 | 288.0 MWh | Dec 2024 | - | |||
| Wharton County Generation LLC | Independent Power Producer | 1 | 15.1 GWh | Dec 2024 | - | |||
| Whirlwind Energy LLC | Independent Power Producer | 1 | 112.4 GWh | Dec 2024 | - | |||
| Windcurrent Farms LLC | Independent Power Producer | 1 | 5.6 GWh | Dec 2024 | - | |||
| Wise County Power Company LLC | Independent Power Producer | 1 | 3.2 TWh | Oct 2025 | - |
Top Power Plants in United States
| Plant | Location | Annual Generation | Initial Operation Date | Last Update | Fuel Types |
|---|---|---|---|---|---|
| Arkansas Nuclear One | Russellville, Arkansas | 15 TWh | Nov 1974 | Oct 2025 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | Oct 2025 | Natural Gas : 95.1% Bituminous Coal : 4.9% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Oct 2025 | Nuclear |
| Bowen | Cartersville, Georgia | 11 TWh | Sep 1971 | Oct 2025 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Oct 2025 | Nuclear |
| Browns Ferry | Decatur, Alabama | 30 TWh | Jul 1974 | Oct 2025 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 16 TWh | Oct 1975 | Oct 2025 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Oct 2025 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Oct 2025 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | Oct 2025 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 19 TWh | Jul 1990 | Oct 2025 | Nuclear |
| Crystal River | Crystal River, Florida | 15 TWh | Sep 1966 | Oct 2025 | Natural Gas : 75.4% Bituminous Coal : 24.4% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | Oct 2025 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Oct 2025 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Oct 2025 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Oct 2025 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Oct 2025 | Bituminous Coal : 99.5% Distillate Fuel Oil : 0.5% |
| Grand Coulee | Grand Coulee, Washington | 16 TWh | Feb 1941 | Oct 2025 | Water |
| Grand Gulf | Port Gibson, Mississippi | 11 TWh | Jun 1985 | Oct 2025 | Nuclear |
| Guernsey Power Station | Byesville, Ohio | 11 TWh | Jan 2023 | Oct 2025 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Oct 2025 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Oct 2025 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 17 TWh | Apr 1971 | Oct 2025 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Oct 2025 | Subbituminous Coal : 99.2% Natural Gas : 0.8% |
| Joseph M Farley | Columbia, Alabama | 13 TWh | Nov 1977 | Oct 2025 | Nuclear |
| Labadie | Labadie, Missouri | 16 TWh | May 1970 | Oct 2025 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Oct 2025 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Oct 2025 | Nuclear |
| McGuire | Huntersville, North Carolina | 20 TWh | Aug 1981 | Oct 2025 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Oct 2025 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | Oct 2025 | Subbituminous Coal : 74.1% Bituminous Coal : 16.5% Petroleum Coke : 9.1% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Oct 2025 | Nuclear |
| North Anna | Mineral, Virginia | 15 TWh | May 1978 | Oct 2025 | Nuclear |
| Oconee | Seneca, South Carolina | 23 TWh | Jun 1973 | Oct 2025 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Oct 2025 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 32 TWh | Dec 1985 | Oct 2025 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Oct 2025 | Nuclear |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 18 TWh | May 1971 | Oct 2025 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Oct 2025 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Oct 2025 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 13 TWh | Jun 1981 | Oct 2025 | Nuclear |
| South Texas Project | Wadsworth, Texas | 22 TWh | Jul 1988 | Oct 2025 | Nuclear |
| St Lucie | Jensen Beach, Florida | 16 TWh | Apr 1976 | Oct 2025 | Nuclear |
| Surry | Surry, Virginia | 14 TWh | Nov 1972 | Oct 2025 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Oct 2025 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Oct 2025 | Nuclear : 68.2% Natural Gas : 31.8% |
| Vogtle | Waynesboro, Georgia | 36 TWh | Apr 1987 | Oct 2025 | Nuclear |
| W A Parish | Thompsons, Texas | 15 TWh | May 1958 | Oct 2025 | Subbituminous Coal : 83.8% Natural Gas : 16.2% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 15 TWh | Apr 1996 | Oct 2025 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | Oct 2025 | Natural Gas : 99.9% |