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 |
|---|---|---|---|---|---|---|---|---|
| Entergy Texas Inc. | The Woodlands, TX | Investor-Owned Utility | 11 | 13.2 TWh | Oct 2025 | Oct 2025 | $190.90M | $47.84M |
| Calvert Cliffs Nuclear PP LLC | Lusby, MD | Independent Power Producer | - | - | Dec 2014 | Oct 2025 | $195.24M | |
| Southern Power Co | Atlanta, GA | Investor-Owned Utility | 52 | 48.1 TWh | Oct 2025 | Sep 2025 | $195.58M | $6.65M |
| Ohio Valley Electric Corp | Piketon, OH | Investor-Owned Utility | 1 | 5.6 TWh | Oct 2025 | Oct 2025 | $196.57M | $113.71M |
| Wisconsin Electric Power Co | Milwaukee, WI | Investor-Owned Utility | 53 | 22.1 TWh | Oct 2025 | Oct 2025 | $198.65M | $157.00M |
| Cooperative Energy | Hattiesburg, MS | Cooperative | 9 | 11.5 TWh | Oct 2025 | Oct 2025 | $201.20M | $31.79M |
| Midland Cogeneration Venture | Midland, MI | Independent Power Producer | 1 | 10.5 TWh | Oct 2025 | Oct 2025 | $202.10M | $504.75k |
| Power Authority Of The State Of New York | White Plains, NY | - | - | - | Oct 2025 | $202.33M | ||
| Vitol Inc. | Houston, TX | - | - | - | Oct 2025 | $206.95M | $10.47M | |
| Transalta Energy Marketing Corp. | Calgary, AB | - | - | - | Oct 2025 | $216.23M | $147.83M | |
| Hartree Partners LP | New York, NY | Independent Power Producer | 1 | 2.9 TWh | Oct 2025 | Oct 2025 | $217.65M | $20.03M |
| Upper Missouri G. & T. Electric Cooperative, Inc. | Sidney, MT | - | - | - | Sep 2025 | $218.04M | $222.86M | |
| AEP Energy Partners, Inc. | Columbus, OH | - | - | - | Oct 2025 | $221.25M | $126.87M | |
| American Municipal Power, Inc. | Columbus, OH | - | - | - | Oct 2025 | $229.50M | $50.04M | |
| Southwestern Public Service Co | Amarillo, TX | Investor-Owned Utility | 16 | 17.1 TWh | Oct 2025 | Oct 2025 | $231.47M | $98.95M |
| Conoco Phillips Alaska Inc | Rodeo, CA | |Industrial | 1 | - | Dec 2014 | Oct 2025 | $242.74M | $45.12M |
| PSEG Nuclear LLC | Newark, NJ | Independent Power Producer | 2 | 29.1 TWh | Oct 2025 | Sep 2025 | $248.37M | |
| Parkway Generation Operating LLC | Birmingham, AL | - | - | - | Oct 2025 | $252.23M | $91.29M | |
| Evergy Kansas Central, Inc | Topeka, KS | Investor-Owned Utility | 22 | 11.4 TWh | Oct 2025 | Oct 2025 | $265.78M | $33.20M |
| PSEG Energy Resources & Trade LLC | Newark, NJ | - | - | - | Oct 2025 | $289.31M | $260.02M | |
| Monongahela Power Co | Greensburg, PA | Investor-Owned Utility | 10 | 16.0 TWh | Oct 2025 | Oct 2025 | $290.81M | $995.94k |
| DTE Energy Trading, Inc. | ANN Arbor, MI | - | - | - | Sep 2025 | $295.62M | $1.92M | |
| Midamerican Energy Co | Urbandale, IA | Investor-Owned Utility | 62 | 42.6 TWh | Oct 2025 | Oct 2025 | $297.24M | $13.35M |
| Duke Energy Indiana, LLC | Plainfield, IN | Investor-Owned Utility | 19 | 22.1 TWh | Oct 2025 | Oct 2025 | $304.71M | $21.51M |
| TRI-State Generation And Transmission Association, Inc. | Westminster, CO | - | - | - | Oct 2025 | $309.00M | $68.23M | |
| South Carolina Public Service Authority | Moncks Corner, SC | State-Owned Utility | 16 | 18.0 TWh | Oct 2025 | Oct 2025 | $332.56M | $45.75M |
| Deseret Generation & Transmission Co-Operative, Inc. | South Jordan, UT | - | - | - | Oct 2025 | $336.66M | $7.17M | |
| Mercuria Energy America, LLC | Houston, TX | - | - | - | Oct 2025 | $337.45M | $107.26M | |
| Macquarie Energy Trading LLC | Houston, TX | - | - | - | Oct 2025 | $341.93M | $102.63M | |
| Energy Harbor Nuclear Generation LLC | Akron, OH | Independent Power Producer | 3 | 34.9 TWh | Oct 2025 | Oct 2025 | $344.88M | |
| Entergy Arkansas LLC | Little Rock, AR | Investor-Owned Utility | 15 | 38.0 TWh | Oct 2025 | Oct 2025 | $350.68M | $55.93M |
| Northern States Power Co - Minnesota | Minneapolis, MN | Investor-Owned Utility | 66 | 39.8 TWh | Oct 2025 | Oct 2025 | $352.04M | $76.80M |
| Engie Energy Marketing Na, Inc. | Houston, TX | - | - | - | Oct 2025 | $361.04M | $29.58M | |
| Energy Harbor LLC | Irving, TX | - | - | - | Oct 2025 | $367.65M | $354.36M | |
| NRG Business Marketing LLC | Princeton, NJ | - | - | - | Oct 2025 | $368.38M | $313.57M | |
| Southern California Edison Co | Rosemead, CA | Investor-Owned Utility | 95 | 6.6 TWh | Oct 2025 | Oct 2025 | $370.58M | $970.69M |
| Duke Energy Progress - (NC) | Charlotte, NC | Investor-Owned Utility | 33 | 67.1 TWh | Oct 2025 | Oct 2025 | $372.30M | $67.67M |
| Citigroup Energy Inc. | Houston, TX | - | - | - | Oct 2025 | $393.12M | $46.30M | |
| Pacific Gas & Electric Co. | San Francisco, CA | Investor-Owned Utility | 87 | 35.1 TWh | Oct 2025 | Oct 2025 | $402.73M | $664.61M |
| Talen Energy Marketing, LLC | Houston, TX | - | - | - | Oct 2025 | $405.00M | $408.83M | |
| Old Dominion Electric Coop | Glen Allen, VA | Cooperative | 10 | 4.2 TWh | Oct 2025 | Oct 2025 | $437.30M | $58.66M |
| Consumers Energy Co - (Mi) | Jackson, MI | Investor-Owned Utility | 40 | 26.5 TWh | Oct 2025 | Oct 2025 | $500.97M | $182.47M |
| Tenaska Power Services Co. | Irving, TX | - | - | - | Oct 2025 | $509.94M | $324.15M | |
| Be-Pine 1 LLC | Pittsburgh, PA | - | - | - | Sep 2025 | $646.14M | ||
| Basin Electric Power Coop | Bismarck, ND | Cooperative | 18 | 24.3 TWh | Oct 2025 | Oct 2025 | $659.16M | $75.17M |
| Union Electric Co - (Mo) | St Louis, MO | Investor-Owned Utility | 32 | 34.7 TWh | Oct 2025 | Oct 2025 | $687.14M | $457.50k |
| Morgan Stanley Capital Group Inc. | New York, NY | - | - | - | Oct 2025 | $707.63M | $202.27M | |
| Entergy Louisiana LLC | Jefferson, LA | Investor-Owned Utility | 22 | 52.6 TWh | Oct 2025 | Oct 2025 | $719.46M | $116.81M |
| DTE Electric Company | Detroit, MI | Investor-Owned Utility | 54 | 46.3 TWh | Oct 2025 | Oct 2025 | $742.54M | $16.76M |
| The Energy Authority, Inc. | Jacksonville, FL | - | - | - | Oct 2025 | $912.22M | $255.11M | |
| American Electric Power Service Corporation | Columbus, OH | - | - | - | Oct 2025 | $941.77M | $-32.66M | |
| BP Energy Company | Houston, TX | - | - | - | Oct 2025 | $1.20B | $232.25M | |
| Calpine Energy Services, L.P. | Houston, TX | - | - | - | Oct 2025 | $1.20B | $583.84M | |
| Virginia Electric & Power Co | Richmond, VA | Investor-Owned Utility | 47 | 83.5 TWh | Oct 2025 | Oct 2025 | $1.25B | $30.83M |
| Dynegy Marketing And Trade, LLC | Irving, TX | - | - | - | Oct 2025 | $1.39B | $1.24B | |
| Nextera Energy Marketing, LLC | Juno Beach, FL | - | - | - | Oct 2025 | $1.45B | $255.61M | |
| Milford Solar I, LLC | New York, NY | - | - | - | Sep 2025 | $2.24B | ||
| Shell Energy North America (US), L.P. | Houston, TX | - | - | - | Oct 2025 | $2.25B | $296.22M | |
| Constellation Energy Generation, LLC | Baltimore, MD | - | - | - | Oct 2025 | $5.12B | $621.04M |
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% |