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 |
|---|---|---|---|---|---|---|---|---|
| American Electric Power Service Corporation | Columbus, OH | - | - | - | Oct 2025 | $941.77M | $-32.66M | |
| American Municipal Power, Inc. | Columbus, OH | - | - | - | Oct 2025 | $229.50M | $50.04M | |
| AEP Energy Partners, Inc. | Columbus, OH | - | - | - | Oct 2025 | $221.25M | $126.87M | |
| AXPO U.S. LLC | New York, NY | - | - | - | Oct 2025 | $154.97M | $4.01M | |
| Allete, Inc. | Duluth, MN | Investor-Owned Utility | 24 | 7.2 TWh | Mar 2026 | Oct 2025 | $137.16M | $4.23M |
| Avangrid Power LLC | Portland, OR | Independent Power Producer | 88 | 21.0 TWh | Mar 2026 | Oct 2025 | $124.30M | $36.03M |
| Amazon Energy LLC | Seattle, WA | - | - | - | Oct 2025 | $116.08M | $144.61M | |
| Associated Electric Coop, Inc | Springfield, MO | Cooperative | 11 | 26.0 TWh | Mar 2026 | Oct 2025 | $102.40M | $35.00M |
| Arkansas Electric Coop Corp | Little Rock, AR | Cooperative | 12 | 7.3 TWh | Mar 2026 | Oct 2025 | $92.73M | $16.38M |
| Astoria Generating Company, L.P. | Birmingham, AL | - | - | - | Oct 2025 | $80.24M | ||
| AEP Generating Company | Columbus, OH | - | - | Dec 2016 | Sep 2025 | $66.35M | ||
| Astoria Energy LLC | Astoria, NY | Independent Power Producer | 1 | 4.3 TWh | Mar 2026 | Sep 2025 | $64.36M | |
| Alabama Power Co | Birmingham, AL | Investor-Owned Utility | 31 | 67.4 TWh | Mar 2026 | Sep 2025 | $61.79M | $45.90M |
| Arthur Kill Power LLC | Birmingham, AL | - | - | - | Sep 2025 | $56.70M | ||
| Avista Corp | Spokane, WA | Investor-Owned Utility | 14 | 7.4 TWh | Mar 2026 | Oct 2025 | $54.87M | $32.57M |
| Altop Energy Trading LLC | Houston, TX | - | - | - | Oct 2025 | $48.88M | $14.88M | |
| Arizona Solar One LLC | Gila Bend, AZ | Independent Power Producer | 1 | 936.8 GWh | Mar 2026 | Sep 2025 | $47.80M | |
| Astoria Energy II LLC | Astoria, NY | Independent Power Producer | 1 | 2.5 TWh | Mar 2026 | Sep 2025 | $44.93M | |
| AEP Generation Resources Inc | Columbus, OH | 4 | - | Dec 2020 | Oct 2025 | $41.09M | ||
| Appalachian Power Co | Columbus, OH | Investor-Owned Utility | 20 | 22.0 TWh | Mar 2026 | Oct 2025 | $38.00M | $43.20M |
| AES Alamitos LLC | Long Beach, CA | Independent Power Producer | 1 | 28.2 GWh | Jan 2026 | Sep 2025 | $35.61M | |
| AES Huntington Beach LLC | Huntington Beach, CA | Independent Power Producer | 2 | 1.9 TWh | Mar 2026 | Sep 2025 | $31.40M | |
| Arlington Valley LLC | Pleasanton, CA | Independent Power Producer | 1 | 3.2 TWh | Mar 2026 | Sep 2025 | $30.75M | $9.17M |
| AEP Energy, Inc. | Columbus, OH | - | - | - | Oct 2025 | $27.92M | ||
| Av Solar Ranch 1 LLC | Baltimore, MD | Independent Power Producer | 1 | 607.7 GWh | Mar 2026 | Sep 2025 | $25.34M | |
| AES Alamitos Energy, LLC | Long Beach, CA | Independent Power Producer | 1 | 1.4 TWh | Mar 2026 | Sep 2025 | $24.91M | $187.50k |
| AGUA Caliente Solar | Dateland, AZ | Independent Power Producer | 1 | 590.2 GWh | Mar 2026 | Sep 2025 | $24.76M | |
| Arizona Public Service Co | Phoenix, AZ | Investor-Owned Utility | 30 | 56.0 TWh | Mar 2026 | Oct 2025 | $24.68M | $234.49M |
| ARON Energy Prepay 41 LLC | New York, NY | - | - | - | Sep 2025 | $22.95M | $22.95M | |
| AES Integrated Energy, LLC | Long Beach, CA | - | - | - | Sep 2025 | $20.44M | ||
| Armstrong Power LLC | Shelocta, PA | Independent Power Producer | 1 | 1.3 TWh | Mar 2026 | Oct 2025 | $18.05M | |
| ARON Energy Prepay 16 LLC | New York, NY | - | - | - | Sep 2025 | $17.02M | $17.02M | |
| ALTA Wind I, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 453.8 GWh | Dec 2024 | Sep 2025 | $16.96M | |
| Aurora Generation LLC | Aurora, IL | Independent Power Producer | 1 | 516.8 GWh | Feb 2026 | Sep 2025 | $16.01M | |
| Albertsons Companies, Inc. | Pleasanton, CA | - | - | - | Oct 2025 | $15.22M | $28.69M | |
| ARON Energy Prepay 43 LLC | New York, NY | - | - | - | Sep 2025 | $14.84M | $14.84M | |
| ARON Energy Prepay 14 LLC | New York, NY | - | - | - | Sep 2025 | $14.09M | $14.09M | |
| ALTA Wind III, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 375.4 GWh | Dec 2024 | Sep 2025 | $13.71M | |
| ALTA Wind II, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 377.3 GWh | Dec 2024 | Sep 2025 | $13.55M | |
| ALTA Wind X, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 390.7 GWh | Dec 2024 | Sep 2025 | $13.54M | |
| American Powernet Management, LP | Wyomissing, PA | - | - | - | Oct 2025 | $12.77M | $7.82M | |
| Ameren Illinois | Collinsville, IL | Investor-Owned Utility | 1 | 323.0 MWh | Dec 2024 | Oct 2025 | $12.47M | $47.56M |
| Arlington Valley Solar Energy II LLC | Pleasanton, CA | Independent Power Producer | - | - | Dec 2019 | Sep 2025 | $12.32M | |
| ARON Energy Prepay 22 LLC | New York, NY | - | - | - | Sep 2025 | $11.65M | $11.65M | |
| Al Sandersville | Warthen, GA | Independent Power Producer | - | - | Nov 2023 | Sep 2025 | $11.60M | |
| Arica Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 850.2 GWh | Mar 2026 | Oct 2025 | $11.48M | |
| ARON Energy Prepay 21 LLC | New York, NY | - | - | - | Sep 2025 | $11.29M | $11.29M | |
| ALTA Wind V, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 298.5 GWh | Dec 2024 | Sep 2025 | $11.18M | |
| Aquamarine Westside LLC | LOS Angeles, CA | Independent Power Producer | 1 | 434.0 GWh | Dec 2024 | Sep 2025 | $10.97M | |
| Albany Green Energy, LLC | Kennett Square, PA | Independent Power Producer | 1 | 139.1 GWh | Mar 2026 | Sep 2025 | $10.96M | |
| ARON Energy Prepay 5 LLC | New York, NY | - | - | - | Sep 2025 | $10.69M | $10.69M | |
| AES Solutions Management, LLC | Louisville, CO | - | - | - | Oct 2025 | $10.55M | $3.74M | |
| Arlington Energy Center II, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $9.81M | ||
| ALTA Wind VIII, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $9.76M | ||
| ALTA Wind XI, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 284.8 GWh | Dec 2024 | Sep 2025 | $9.26M | |
| Aragonne Wind LLC | Dallas, TX | - | - | - | Oct 2025 | $9.25M | ||
| ARON Energy Prepay 45 LLC | New York, NY | - | - | - | Sep 2025 | $9.17M | $9.17M | |
| AEUG Union Solar, LLC | Chicago, IL | - | - | - | Sep 2025 | $8.23M | ||
| Alcoa Power Generating Inc Yadkin DIV | Badin, NC | Industrial | - | - | Dec 2020 | Oct 2025 | $8.00M | |
| Aggressive Energy LLC | Brooklyn, NY | - | - | - | Oct 2025 | $7.62M | $17.68M | |
| Apple Energy LLC | Cupertino, CA | - | - | - | Oct 2025 | $7.53M | $16.28M | |
| ALTA Wind IV, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 199.5 GWh | Dec 2024 | Sep 2025 | $7.32M | |
| ATNV Energy, LP | Houston, TX | - | - | - | Sep 2025 | $7.14M | ||
| Arrow Canyon Solar LLC | San Diego, CA | Independent Power Producer | 1 | 642.5 GWh | Mar 2026 | Sep 2025 | $6.90M | |
| ARON Energy Prepay 23 LLC | New York, NY | - | - | - | Sep 2025 | $6.88M | $10.72M | |
| Apollo Power Inc. | Toronto, ON | - | - | - | Oct 2025 | $6.75M | ||
| AES ES Alamitos, LLC | Long Beach, CA | Independent Power Producer | 1 | -15.0 GWh | Mar 2026 | Sep 2025 | $6.33M | |
| Approved Energy II LLC | Englewood, NJ | - | - | - | Oct 2025 | $5.90M | $9.95M | |
| Arlington Energy Center III, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $5.66M | ||
| Atrisco Solar LLC | Boise, ID | Independent Power Producer | 1 | 786.8 GWh | Mar 2026 | Sep 2025 | $5.31M | |
| Alpaugh 50, LLC | Valhalla, NY | - | - | - | Aug 2025 | $5.24M | ||
| Appaloosa Solar I, LLC | Salt Lake City, UT | Independent Power Producer | - | - | - | Sep 2025 | $5.13M | |
| Ashtabula Wind I, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $4.73M | ||
| ARON Energy Prepay 36 LLC | New York, NY | - | - | - | Sep 2025 | $4.62M | $4.62M | |
| ARON Energy Prepay 15 LLC | New York, NY | - | - | - | Sep 2025 | $4.57M | $4.57M | |
| Ashtabula Wind II LLC | Juno Beach, FL | Independent Power Producer | 1 | 356.8 GWh | Dec 2024 | Sep 2025 | $4.56M | |
| Armenia Mountain Wind, LLC | Duluth, MN | - | - | - | Oct 2025 | $4.16M | ||
| Arroyo Solar LLC | New York, NY | Independent Power Producer | 1 | 734.9 GWh | Mar 2026 | Sep 2025 | $4.01M | |
| Albemarle Beach Solar, LLC | Mooresville, NC | Independent Power Producer | 1 | 244.6 GWh | Mar 2026 | Oct 2025 | $3.98M | |
| Arlington Wind Power Project LLC | Houston, TX | Independent Power Producer | 1 | 207.6 GWh | Dec 2024 | Sep 2025 | $3.92M | $172.43k |
| Antelope Expansion 2, LLC | Salt Lake City, UT | Independent Power Producer | - | - | - | Sep 2025 | $3.90M | |
| American Kings Solar, LLC | Boca Raton, FL | - | - | - | Sep 2025 | $3.89M | ||
| Allegheny Energy Supply Co LLC | Greensburg, PA | Investor-Owned Utility | 6 | - | Jan 2026 | Oct 2025 | $3.49M | $5.89M |
| Avangrid Arizona Renewables, LLC | Portland, OR | - | - | - | Sep 2025 | $3.44M | ||
| Aurora Wind Project, LLC | Andover, MA | Independent Power Producer | 1 | 971.7 GWh | Mar 2026 | Oct 2025 | $3.43M | |
| Axium Modesto Solar, LLC | Montreal, QC | - | - | - | Sep 2025 | $3.37M | ||
| AES ES Westwing, LLC | Louisville, CO | - | - | - | Sep 2025 | $3.32M | ||
| Airport Solar LLC | New York, NY | Independent Power Producer | 1 | 115.4 GWh | Mar 2026 | Sep 2025 | $3.18M | |
| Arroyo Energy Storage LLC | New York, NY | - | - | - | Sep 2025 | $3.13M | ||
| Altamont Winds, LLC | Minneapolis, MN | Independent Power Producer | - | - | - | Sep 2025 | $3.12M | |
| Anticline Wind, LLC | Juno Beach, FL | Independent Power Producer | 1 | 448.2 GWh | Mar 2026 | Sep 2025 | $3.06M | |
| Archer Energy, LLC | Powell, OH | - | - | - | Oct 2025 | $3.05M | $2.90M | |
| Assembly Solar II LLC | New York, NY | Independent Power Producer | 1 | 245.3 GWh | Mar 2026 | Sep 2025 | $3.03M | |
| Aulander Holloman Solar, LLC | Mooresville, NC | Independent Power Producer | 1 | 183.5 GWh | Mar 2026 | Oct 2025 | $2.84M | |
| ALTA Farms Wind Project II, LLC | Andover, MA | - | - | - | Oct 2025 | $2.77M | ||
| AES ES Alamitos 2, LLC | Louisville, CO | - | - | - | Sep 2025 | $2.74M | ||
| Amite Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 217.9 GWh | Mar 2026 | Sep 2025 | $2.72M | |
| Apple Blossom Wind, LLC | Pigeon, MI | Independent Power Producer | 1 | 276.6 GWh | Mar 2026 | Oct 2025 | $2.58M | |
| Avalon Solar Partners, LLC | Scottsdale, AZ | - | - | - | Sep 2025 | $2.56M | ||
| AES Laurel Mountain, LLC | Louisville, CO | - | - | - | Oct 2025 | $2.49M |
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 |