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 |
|---|---|---|---|---|---|---|---|---|
| Azure Sky Wind Project, LLC | Andover, MA | Independent Power Producer | 1 | 1.4 TWh | Mar 2026 | - | ||
| Azure Sky Solar Project, LLC | Andover, MA | Independent Power Producer | 1 | 557.7 GWh | Mar 2026 | - | ||
| Azimuth 180 Solar Electric, LLC | Hillsborough, NJ | Independent Power Producer | 7 | 13.1 GWh | Dec 2024 | - | ||
| Azalea Springs Solar Park LLC | Houston, TX | Independent Power Producer | 1 | 131.3 GWh | Mar 2026 | - | ||
| Az Solar 1, LLC | Miami, FL | Independent Power Producer | - | - | Dec 2022 | Sep 2025 | $671.44k | |
| AXPO U.S. LLC | New York, NY | - | - | - | Oct 2025 | $154.97M | $4.01M | |
| Axium US Solar Holdings LLC | New York, NY | Independent Power Producer | 5 | 108.2 GWh | Dec 2024 | - | ||
| Axium Modesto Solar, LLC | Montreal, QC | - | - | - | Sep 2025 | $3.37M | ||
| Axium Arizona Renewables, LLC | New York, NY | Independent Power Producer | 2 | 173.4 GWh | Mar 2026 | - | ||
| AVON Solar Farm LLC | Juno Beach, FL | Independent Power Producer | 1 | 5.6 GWh | Dec 2024 | - | ||
| Avista Corp | Spokane, WA | Investor-Owned Utility | 14 | 7.4 TWh | Mar 2026 | Oct 2025 | $54.87M | $32.57M |
| Avidan Energy Solutions | Elizabeth, NJ | Commercial | 1 | 5.0 GWh | Dec 2024 | - | ||
| Aviator Wind, LLC | Charlottesville, VA | Independent Power Producer | 1 | 1.9 TWh | Mar 2026 | - | ||
| Avenal Solar Holdings LLC | San Diego, CA | Independent Power Producer | 3 | 75.9 GWh | Dec 2024 | - | ||
| Avenal Park, LLC | San Diego, CA | - | - | - | Sep 2025 | $754.76k | ||
| Avangrid Power LLC | Portland, OR | Independent Power Producer | 88 | 21.0 TWh | Mar 2026 | Oct 2025 | $124.30M | $36.03M |
| Avangrid Arizona Renewables, LLC | Portland, OR | - | - | - | Sep 2025 | $3.44M | ||
| Avalon Solar Partners, LLC | Scottsdale, AZ | - | - | - | Sep 2025 | $2.56M | ||
| Avalon Solar Partners II, LLC | Boise, ID | Independent Power Producer | 1 | 46.1 GWh | Dec 2024 | - | ||
| Avalon Hydropower LLC | Stoneville, NC | Independent Power Producer | 1 | 3.2 GWh | Mar 2026 | - | ||
| Av Solar Ranch 1 LLC | Baltimore, MD | Independent Power Producer | 1 | 607.7 GWh | Mar 2026 | Sep 2025 | $25.34M | |
| Auwahi Wind Energy LLC | Chicago, IL | Independent Power Producer | 1 | 92.9 GWh | Dec 2024 | - | ||
| Autoliv Asp, Inc. | Auburn Hills, MI | Industrial | 2 | 6.4 GWh | Dec 2024 | - | ||
| Austin Energy | Austin, TX | Municipally-Owned Utility | 8 | 2.5 TWh | Mar 2026 | - | ||
| Aurora Wind Project, LLC | Andover, MA | Independent Power Producer | 1 | 971.7 GWh | Mar 2026 | Oct 2025 | $3.43M | |
| Aurora Generation LLC | Aurora, IL | Independent Power Producer | 1 | 516.8 GWh | Feb 2026 | Sep 2025 | $16.01M | |
| Aurora Energy LLC | Fairbanks, AK | Independent Power Producer | 1 | 131.6 GWh | Dec 2024 | - | ||
| Aulander Holloman Solar, LLC | Mooresville, NC | Independent Power Producer | 1 | 183.5 GWh | Mar 2026 | Oct 2025 | $2.84M | |
| Augusta Solar LLC | Independent Power Producer | 1 | 4.3 GWh | Dec 2024 | - | |||
| Augusta Canal Authority | Augusta, GA | Municipally-Owned Utility | 3 | 11.0 GWh | Mar 2026 | - | ||
| August Wind Energy, LLC | Greenfield, IA | Independent Power Producer | 1 | 7.1 GWh | Dec 2024 | - | ||
| Audrey Solar LLC | Menlo Park, CA | Independent Power Producer | 1 | 4.7 GWh | Dec 2024 | - | ||
| Auburn Renewables, LLC | Auburn, IN | Independent Power Producer | 1 | 10.0 GWh | Dec 2024 | - | ||
| Atrisco Solar LLC | Boise, ID | Independent Power Producer | 1 | 786.8 GWh | Mar 2026 | Sep 2025 | $5.31M | |
| Atood Solar III LLC | Spartanburg, SC | Independent Power Producer | 1 | 2.9 GWh | Dec 2024 | - | ||
| ATNV Energy, LP | Houston, TX | - | - | - | Sep 2025 | $7.14M | ||
| Atlantic Energy LLC | Brooklyn, NY | - | - | - | Oct 2025 | $999.06k | $1.51M | |
| Atkinson Solar II LLC | Asheville, NC | Independent Power Producer | 1 | 4.0 GWh | Dec 2024 | - | ||
| Athens Energy, LLC | Athens, ME | Independent Power Producer | 1 | 63.1 GWh | Dec 2024 | Apr 2018 | ||
| Atalco Gramercy LLC | Gramercy, LA | Industrial | 1 | 226.9 GWh | Dec 2024 | - | ||
| Astrazeneca Pharmaceuticals | Newark, DE | Industrial | 1 | 5.6 GWh | Dec 2024 | - | ||
| Astra Wind LLC | Washington, DC | Independent Power Producer | 1 | 576.8 GWh | Mar 2026 | - | ||
| Astoria Generating Company, L.P. | Birmingham, AL | - | - | - | Oct 2025 | $80.24M | ||
| Astoria Energy LLC | Astoria, NY | Independent Power Producer | 1 | 4.3 TWh | Mar 2026 | Sep 2025 | $64.36M | |
| Astoria Energy II LLC | Astoria, NY | Independent Power Producer | 1 | 2.5 TWh | Mar 2026 | Sep 2025 | $44.93M | |
| Associated Electric Coop, Inc | Springfield, MO | Cooperative | 11 | 26.0 TWh | Mar 2026 | Oct 2025 | $102.40M | $35.00M |
| Assembly Solar III, LLC | New York, NY | Independent Power Producer | 1 | 177.8 GWh | Mar 2026 | Sep 2025 | $2.31M | |
| Assembly Solar II LLC | New York, NY | Independent Power Producer | 1 | 245.3 GWh | Mar 2026 | Sep 2025 | $3.03M | |
| Assembly Solar I, LLC | New York, NY | Independent Power Producer | 1 | 108.9 GWh | Mar 2026 | Sep 2025 | $1.65M | |
| Aspenall Energies (Delaware), LLC | Minneapolis, MN | Independent Power Producer | 1 | 29.0 GWh | Dec 2024 | - | ||
| Aspen Road Solar 1, LLC | Houston, TX | - | - | - | Sep 2025 | $1.95M | ||
| Ashtabula Wind II LLC | Juno Beach, FL | Independent Power Producer | 1 | 356.8 GWh | Dec 2024 | Sep 2025 | $4.56M | |
| Ashtabula Wind I, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $4.73M | ||
| Ashley Solar Farm, LLC | Boston, MA | Independent Power Producer | 1 | 7.2 GWh | Dec 2024 | - | ||
| Ashby Solar, LLC | Boston, MA | Independent Power Producer | 1 | 3.2 GWh | Dec 2024 | - | ||
| Ash Mesa Solar, LLC | El Segundo, CA | Independent Power Producer | 1 | 17.3 GWh | Dec 2024 | - | ||
| Ash Creek | Oakland, CA | Independent Power Producer | 1 | 607.7 GWh | Mar 2026 | - | ||
| ASD Wallum Ma Solar LLC | Sandwich, MA | Independent Power Producer | 1 | 9.8 GWh | Dec 2024 | - | ||
| ASD Cotuit Ma Solar LLC | Denver, CO | Independent Power Producer | 1 | 2.3 GWh | Dec 2024 | - | ||
| Ascend Performance Materials | Cantonment, FL | Industrial | 2 | 704.5 GWh | Mar 2026 | - | ||
| ASC Energy Services, Inc. | Birmingham, AL | - | - | - | Sep 2025 | $2.03k | ||
| ASA Volney Ny Solar I LLC | Denver, CO | Independent Power Producer | 1 | 6.6 GWh | Dec 2024 | - | ||
| ASA Gouverneur Ny Solar II LLC | Denver, CO | Independent Power Producer | 1 | 2.8 GWh | Dec 2024 | - | ||
| ASA Gouverneur Ny Solar I LLC | Denver, CO | Independent Power Producer | 1 | 1.2 GWh | Dec 2024 | - | ||
| ASA Dekalb Ny Solar III LLC | Denver, CO | Independent Power Producer | 1 | 2.9 GWh | Dec 2024 | - | ||
| ASA Dekalb Ny Solar II LLC | Denver, CO | Independent Power Producer | 1 | 4.7 GWh | Dec 2024 | - | ||
| ASA Dekalb Ny Solar I LLC | Denver, CO | Independent Power Producer | 1 | 6.7 GWh | Dec 2024 | - | ||
| ASA Clayton Ny Solar I LLC | Denver, CO | Independent Power Producer | 1 | 738.0 MWh | Dec 2024 | - | ||
| Arthur Kill Power LLC | Birmingham, AL | - | - | - | Sep 2025 | $56.70M | ||
| Artemis Solar LLC | Irvington, NY | Independent Power Producer | 2 | 5.8 GWh | Dec 2024 | - | ||
| Arroyo Solar LLC | New York, NY | Independent Power Producer | 1 | 734.9 GWh | Mar 2026 | Sep 2025 | $4.01M | |
| Arroyo Energy Storage LLC | New York, NY | - | - | - | Sep 2025 | $3.13M | ||
| Arrow Canyon Solar LLC | San Diego, CA | Independent Power Producer | 1 | 642.5 GWh | Mar 2026 | Sep 2025 | $6.90M | |
| ARON Energy Prepay 5 LLC | New York, NY | - | - | - | Sep 2025 | $10.69M | $10.69M | |
| ARON Energy Prepay 45 LLC | New York, NY | - | - | - | Sep 2025 | $9.17M | $9.17M | |
| ARON Energy Prepay 43 LLC | New York, NY | - | - | - | Sep 2025 | $14.84M | $14.84M | |
| ARON Energy Prepay 41 LLC | New York, NY | - | - | - | Sep 2025 | $22.95M | $22.95M | |
| ARON Energy Prepay 36 LLC | New York, NY | - | - | - | Sep 2025 | $4.62M | $4.62M | |
| ARON Energy Prepay 23 LLC | New York, NY | - | - | - | Sep 2025 | $6.88M | $10.72M | |
| ARON Energy Prepay 22 LLC | New York, NY | - | - | - | Sep 2025 | $11.65M | $11.65M | |
| ARON Energy Prepay 21 LLC | New York, NY | - | - | - | Sep 2025 | $11.29M | $11.29M | |
| ARON Energy Prepay 16 LLC | New York, NY | - | - | - | Sep 2025 | $17.02M | $17.02M | |
| ARON Energy Prepay 15 LLC | New York, NY | - | - | - | Sep 2025 | $4.57M | $4.57M | |
| ARON Energy Prepay 14 LLC | New York, NY | - | - | - | Sep 2025 | $14.09M | $14.09M | |
| Armstrong Power LLC | Shelocta, PA | Independent Power Producer | 1 | 1.3 TWh | Mar 2026 | Oct 2025 | $18.05M | |
| Armenia Mountain Wind, LLC | Duluth, MN | - | - | - | Oct 2025 | $4.16M | ||
| Armadillo Flats Wind Project, LLC | Juno Beach, FL | Independent Power Producer | 1 | 880.3 GWh | Mar 2026 | Oct 2025 | $1.27M | |
| Arlington Wind Power Project LLC | Houston, TX | Independent Power Producer | 1 | 207.6 GWh | Dec 2024 | Sep 2025 | $3.92M | $172.43k |
| Arlington Valley Solar Energy II LLC | Pleasanton, CA | Independent Power Producer | - | - | Dec 2019 | Sep 2025 | $12.32M | |
| Arlington Valley LLC | Pleasanton, CA | Independent Power Producer | 1 | 3.2 TWh | Mar 2026 | Sep 2025 | $30.75M | $9.17M |
| Arlington Energy Center III, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $5.66M | ||
| Arlington Energy Center II, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $9.81M | ||
| Arlington Energy Center II | Juno Beach, FL | Independent Power Producer | 2 | 1.0 TWh | Mar 2026 | - | ||
| Arkwright Summit Wind Farm LLC | Houston, TX | Independent Power Producer | 1 | 275.0 GWh | Mar 2026 | Oct 2025 | $2.20M | |
| Arkansas River Power Authority | Lamar, CO | Political Subdivision | 1 | 5.8 GWh | Dec 2024 | Sep 2025 | $1.21M | |
| Arkansas Electric Coop Corp | Little Rock, AR | Cooperative | 12 | 7.3 TWh | Mar 2026 | Oct 2025 | $92.73M | $16.38M |
| Arkalon Ethanol LLC | Liberal, KS | Industrial | 1 | 12.5 GWh | Dec 2024 | - | ||
| Arizona State University FDM | Tempe, AZ | Commercial | 1 | 1.2 GWh | Dec 2024 | - | ||
| Arizona Solar One LLC | Gila Bend, AZ | Independent Power Producer | 1 | 936.8 GWh | Mar 2026 | Sep 2025 | $47.80M | |
| Arizona Public Service Co | Phoenix, AZ | Investor-Owned Utility | 30 | 56.0 TWh | Mar 2026 | Oct 2025 | $24.68M | $234.49M |
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 | Mar 2026 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | Mar 2026 | Natural Gas : 95.8% Bituminous Coal : 4.2% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Mar 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | Mar 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Mar 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 30 TWh | Jul 1974 | Mar 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 16 TWh | Oct 1975 | Mar 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 19 TWh | Aug 1985 | Mar 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Mar 2026 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | Mar 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Mar 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Mar 2026 | Natural Gas : 68.9% Bituminous Coal : 30.9% |
| Diablo Canyon | Avila Beach, California | 17 TWh | Apr 1985 | Mar 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Mar 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Mar 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Mar 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Mar 2026 | Bituminous Coal : 99.6% |
| Grand Coulee | Grand Coulee, Washington | 18 TWh | Feb 1941 | Mar 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | Mar 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Mar 2026 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Mar 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 18 TWh | Apr 1971 | Mar 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Mar 2026 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| Joseph M Farley | Columbia, Alabama | 13 TWh | Nov 1977 | Mar 2026 | Nuclear |
| Labadie | Labadie, Missouri | 16 TWh | May 1970 | Mar 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Mar 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Mar 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Mar 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Mar 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | Mar 2026 | Subbituminous Coal : 75.0% Bituminous Coal : 16.0% Petroleum Coke : 8.9% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Mar 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Mar 2026 | Nuclear |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Mar 2026 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Feb 2026 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Mar 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Mar 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Mar 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Mar 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 16 TWh | Nov 1972 | Mar 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Mar 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 15 TWh | Jun 1981 | Mar 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 21 TWh | Jul 1988 | Mar 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 16 TWh | Apr 1976 | Mar 2026 | Nuclear |
| Surry | Surry, Virginia | 13 TWh | Nov 1972 | Mar 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Mar 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Mar 2026 | Nuclear : 68.1% Natural Gas : 31.9% |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Mar 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 15 TWh | May 1958 | Mar 2026 | Subbituminous Coal : 82.1% Natural Gas : 17.9% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 18 TWh | Apr 1996 | Mar 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | Mar 2026 | Natural Gas |