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 |
|---|---|---|---|---|---|---|---|---|
| The Energy Authority, Inc. | Jacksonville, FL | - | - | - | Oct 2025 | $912.22M | $255.11M | |
| The Energy Cooperative Of Pennsylvania, Inc. | Philadelphia, PA | - | - | - | Oct 2025 | $39.63k | ||
| The Narragansett Electric Company | Washington, DC | - | - | - | Oct 2025 | $18.73M | $70.21M | |
| The Potomac Edison Company | Akron, OH | - | - | - | Oct 2025 | $428.40k | $126.98M | |
| The Procter & Gamble Paper Products Company | Harrisburg, PA | - | - | - | Oct 2025 | $675.05k | ||
| The Trustees Of The University Of Pennsylvania, A Pennsylvania NON-Profit Corporation | Harrisburg, PA | - | - | - | Oct 2025 | $12.68k | ||
| Think Energy, LLC | Greens Farms, CT | - | - | - | Oct 2025 | $5.22M | $10.67M | |
| Three Rivers District Energy, LLC | Houston, TX | - | - | - | Oct 2025 | $262.96k | ||
| Thunder Ranch Wind Project, LLC | Andover, MA | Independent Power Producer | 1 | 1.1 TWh | Aug 2026 | Oct 2025 | $966.88k | |
| Thunderhead Wind Energy LLC | Ashwaubenon, WI | - | - | - | Oct 2025 | $2.49M | ||
| Tibbits Energy Storage LLC | Austin, TX | Independent Power Producer | 1 | -13.2 GWh | Aug 2026 | Oct 2025 | $1.07M | |
| Timbermill Wind | Charlottesville, VA | Independent Power Producer | 1 | 381.2 GWh | Aug 2026 | Oct 2025 | $3.50M | |
| Titus Power, LLC | Chicago, IL | Independent Power Producer | 1 | -353.6 MWh | Dec 2025 | Oct 2025 | $301.17k | |
| TODD Solar LLC | Chicago, IL | - | - | - | Oct 2025 | $293.63k | ||
| Tolna Power, LLC | Chicago, IL | Independent Power Producer | 1 | 2.4 GWh | Dec 2025 | Oct 2025 | $574.97k | |
| Toms River Merchant Solar, LLC | Boca Raton, FL | - | - | - | Oct 2025 | $394.03k | ||
| Town Square Energy East, LLC | Brooklyn, NY | - | - | - | Oct 2025 | $34.83k | $1.64M | |
| Townsite Solar, LLC | St Thomas, VI | Independent Power Producer | 1 | 506.5 GWh | Aug 2026 | Oct 2025 | $7.67M | $2.27M |
| Trafigura Trading LLC | Houston, TX | - | - | - | Oct 2025 | $85.18M | ||
| Transalta Centralia Gen LLC | Centralia, WA | Independent Power Producer | 2 | 1.5 TWh | Jan 2026 | Oct 2025 | $51.05M | |
| TRI-State Generation And Transmission Association, Inc. | Westminster, CO | - | - | - | Oct 2025 | $309.00M | $68.23M | |
| Tucson Electric Power Co | Tucson, AZ | Investor-Owned Utility | 13 | 8.4 TWh | Aug 2026 | Oct 2025 | $61.93M | $38.77M |
| Turlock Irrigation District | Turlock, CA | Political Subdivision | 11 | 2.8 TWh | Aug 2026 | Oct 2025 | $23.17M | |
| Turtle Creek Wind Farm LLC | Houston, TX | Independent Power Producer | 1 | 722.2 GWh | Aug 2026 | Oct 2025 | $5.46M | |
| Twin Eagle Resource Management, LLC | Spring, TX | - | - | - | Oct 2025 | $6.31M | $2.22M | |
| Twin Ridges LLC | Pittsburgh, PA | - | - | - | Oct 2025 | $6.37M | ||
| U S Borax Inc | Boron, CA | Independent Power Producer | 1 | 278.0 GWh | Aug 2026 | Oct 2025 | $445.85k | |
| U.S. Energy Partners, LLC | Garden City, NY | - | - | - | Oct 2025 | $80.39k | $91.91k | |
| UGI Energy Services, LLC | Wyomissing, PA | Independent Power Producer|Industrial | 3 | 6.7 GWh | Aug 2026 | Oct 2025 | $511.64k | |
| UGI Utilities Inc. | Denver, PA | - | - | - | Oct 2025 | $1.14M | $11.48M | |
| Unbridled Solar, LLC | Bloomington, MN | - | - | - | Oct 2025 | $3.80M | ||
| Union Carbide Corp-Seadrift | Midland, MI | Industrial | 2 | 743.0 GWh | Aug 2026 | Oct 2025 | $3.22M | |
| Union Electric Co - (Mo) | St Louis, MO | Investor-Owned Utility | 34 | 34.7 TWh | Aug 2026 | Oct 2025 | $687.14M | $457.50k |
| Upper Michigan Energy Resources Company | Milwaukee, MI | Investor-Owned Utility | 3 | 593.7 GWh | Aug 2026 | Oct 2025 | $11.91M | $67.91k |
| 25 Mile Creek Windfarm LLC | Andover, MA | - | - | - | Oct 2025 | $942.92k | ||
| 3 Phases Renewables Inc. | Issaquah, WA | - | - | - | Oct 2025 | $150.00k | $29.96M | |
| 3PR Trading, Inc. | Issaquah, WA | - | - | - | Oct 2025 | $2.43M | $4.00M | |
| 83WI 8ME, LLC | Washington, DC | Independent Power Producer | 1 | 104.5 GWh | Aug 2026 | Oct 2025 | $2.24M | |
| 96WI 8ME, LLC | San Francisco, CA | Independent Power Producer | - | - | - | Oct 2025 | $570.37k | |
| Abest Power & Gas, LLC | Birmingham, AL | - | - | - | Oct 2025 | $5.54k | ||
| ABN Energy LLC | Brooklyn, NY | - | - | - | Oct 2025 | $18.15k | ||
| Adams Solar, LLC | Arlington, VA | Independent Power Producer | 2 | 161.2 GWh | Aug 2026 | Oct 2025 | $1.94M | |
| AEM Wind LLC | Chicago, IL | Independent Power Producer | 1 | 124.0 GWh | Aug 2026 | Oct 2025 | $840.92k | |
| AEP Energy, Inc. | Columbus, OH | - | - | - | Oct 2025 | $27.92M | ||
| AEP Energy Partners, Inc. | Columbus, OH | - | - | - | Oct 2025 | $221.25M | $126.87M | |
| AEP Generation Resources Inc | Columbus, OH | 4 | - | Dec 2020 | Oct 2025 | $41.09M | ||
| AES Laurel Mountain, LLC | Louisville, CO | - | - | - | Oct 2025 | $2.49M | ||
| AES Solutions Management, LLC | Louisville, CO | - | - | - | Oct 2025 | $10.55M | $3.74M | |
| Aggressive Energy LLC | Brooklyn, NY | - | - | - | Oct 2025 | $7.62M | $17.68M | |
| Agway Energy Services, LLC | Washington, DC | - | - | - | Oct 2025 | $69.30k | ||
| Al Solar D, LLC | Austin, TX | - | - | - | Oct 2025 | $1.19M | ||
| Albemarle Beach Solar, LLC | Westport, CT | Independent Power Producer | 1 | 236.4 GWh | Aug 2026 | Oct 2025 | $3.98M | |
| Alcoa Power Generating Inc Yadkin DIV | Badin, NC | Industrial | - | - | Dec 2020 | Oct 2025 | $8.00M | |
| All American Power And Gas, LLC | Birmingham, AL | - | - | - | Oct 2025 | $6.82k | ||
| All Choice Energy Midamerica LLC | Birmingham, AL | - | - | - | Oct 2025 | $18.61k | $168.00k | |
| Allegheny Energy Supply Co LLC | Greensburg, PA | Investor-Owned Utility | 6 | - | Jan 2026 | Oct 2025 | $3.49M | $5.89M |
| Allegheny Ridge Wind Farm, LLC | Dallas, TX | - | - | - | Oct 2025 | $1.81M | ||
| Allete, Inc. | Duluth, MN | Investor-Owned Utility | 24 | 8.6 TWh | Aug 2026 | Oct 2025 | $137.16M | $4.23M |
| Alliance NYGT, LLC | Sherrill, NY | Independent Power Producer | 2 | 1.4 GWh | Dec 2025 | Oct 2025 | $1.85M | |
| Alpaca Energy LLC | Omaha, NE | Independent Power Producer | 1 | 44.0 GWh | Dec 2025 | Oct 2025 | $1.12M | |
| Alpha Gas And Electric LLC | Birmingham, AL | - | - | - | Oct 2025 | $38.75k | ||
| ALTA Farms Wind Project II, LLC | Andover, MA | - | - | - | Oct 2025 | $2.77M | ||
| ALTA Oak Realty, LLC | New York, NY | - | - | - | Oct 2025 | $475.37k | ||
| Altagas Ripon Energy Inc. | Ripon, CA | Independent Power Producer | 1 | 1.9 GWh | Aug 2026 | Oct 2025 | $5.08k | |
| Altop Energy Trading LLC | Houston, TX | - | - | - | Oct 2025 | $48.88M | $14.88M | |
| Amazon Energy LLC | Seattle, WA | - | - | - | Oct 2025 | $116.08M | $144.61M | |
| Ameren Illinois | Collinsville, IL | Investor-Owned Utility | 1 | 308.0 MWh | Dec 2025 | Oct 2025 | $12.47M | $47.56M |
| American Electric Power Service Corporation | Columbus, OH | - | - | - | Oct 2025 | $941.77M | $-32.66M | |
| American Falls Solar II, LLC | Miami, FL | Independent Power Producer | 1 | 49.8 GWh | Aug 2026 | Oct 2025 | $870.17k | |
| American Municipal Power, Inc. | Columbus, OH | - | - | - | Oct 2025 | $229.50M | $50.04M | |
| American Powernet Management, LP | Wyomissing, PA | - | - | - | Oct 2025 | $12.77M | $7.82M | |
| Anthracite Power And Light Company | Gilberton, PA | - | - | - | Oct 2025 | $107.40k | $2.73M | |
| Antrim Wind Energy LLC | Portsmouth, NH | Independent Power Producer | 1 | 82.4 GWh | Aug 2026 | Oct 2025 | $993.36k | $117.79k |
| Ap Gas & Electric (Il), LLC | Houston, TX | - | - | - | Oct 2025 | $79.93k | ||
| Ap Gas & Electric (MD), LLC | Houston, TX | - | - | - | Oct 2025 | $66.61k | ||
| Ap Gas & Electric (NJ), LLC | Houston, TX | - | - | - | Oct 2025 | $60.04k | ||
| Ap Gas & Electric (Ny), LLC | Garden City, NY | - | - | - | Oct 2025 | $25.95k | ||
| Ap Gas & Electric (Oh), LLC | Houston, TX | - | - | - | Oct 2025 | $242.73k | ||
| Ap Gas & Electric (Pa), LLC | Houston, TX | - | - | - | Oct 2025 | $509.34k | ||
| Ap Gas & Electric (TX), LLC | Houston, TX | - | - | - | Oct 2025 | $397.91 | ||
| APN Starfirst, LP | Wyomissing, PA | - | - | - | Oct 2025 | $172.13k | ||
| Appalachian Power Co | Columbus, OH | Investor-Owned Utility | 20 | 23.1 TWh | Aug 2026 | Oct 2025 | $38.00M | $43.20M |
| Apple Blossom Wind, LLC | Pigeon, MI | Independent Power Producer | 1 | 257.2 GWh | Aug 2026 | Oct 2025 | $2.58M | |
| Apple Energy LLC | Cupertino, CA | - | - | - | Oct 2025 | $7.53M | $16.28M | |
| Approved Energy II LLC | Englewood, NJ | - | - | - | Oct 2025 | $5.90M | $9.95M | |
| Aragonne Wind LLC | Dallas, TX | - | - | - | Oct 2025 | $9.25M | ||
| Archer Energy, LLC | Powell, OH | - | - | - | Oct 2025 | $3.05M | $2.90M | |
| Arica Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 802.6 GWh | Aug 2026 | Oct 2025 | $11.48M | |
| Arizona Electric PWR Coop Inc | Cochise, AZ | Cooperative | 4 | 2.4 TWh | Aug 2026 | Oct 2025 | $7.78M | |
| Arizona Public Service Co | Phoenix, AZ | Investor-Owned Utility | 30 | 55.3 TWh | Aug 2026 | Oct 2025 | $24.68M | $234.49M |
| Arkansas Electric Coop Corp | Little Rock, AR | Cooperative | 12 | 6.7 TWh | Aug 2026 | Oct 2025 | $92.73M | $16.38M |
| Arkwright Summit Wind Farm LLC | Houston, TX | Independent Power Producer | 1 | 251.3 GWh | Aug 2026 | Oct 2025 | $2.20M | |
| Armadillo Flats Wind Project, LLC | Juno Beach, FL | Independent Power Producer | 1 | 995.0 GWh | Aug 2026 | Oct 2025 | $1.27M | |
| Armenia Mountain Wind, LLC | Duluth, MN | - | - | - | Oct 2025 | $4.16M | ||
| Armstrong Power LLC | Shelocta, PA | Independent Power Producer | 1 | 1.3 TWh | Aug 2026 | Oct 2025 | $18.05M | |
| Associated Electric Coop, Inc | Springfield, MO | Cooperative | 11 | 27.0 TWh | Aug 2026 | Oct 2025 | $102.40M | $35.00M |
| Astoria Generating Company, L.P. | Stamford, CT | Independent Power Producer | 3 | 1.6 TWh | Dec 2025 | Oct 2025 | $80.24M | |
| Atlantic Energy LLC | Brooklyn, NY | - | - | - | Oct 2025 | $999.06k | $1.51M | |
| Aulander Holloman Solar, LLC | Westport, CT | Independent Power Producer | 1 | 188.1 GWh | Aug 2026 | Oct 2025 | $2.84M | |
| Aurora Wind Project, LLC | Andover, MA | Independent Power Producer | 1 | 1.0 TWh | Aug 2026 | Oct 2025 | $3.43M |
Top Power Plants in United States
| Plant | Location | Annual Generation | Initial Operation Date | Last Update | Fuel Types |
|---|---|---|---|---|---|
| Arkansas Nuclear One | Russellville, Arkansas | 14 TWh | Nov 1974 | Aug 2026 | Nuclear |
| Barry | Bucks, Alabama | 14 TWh | Jan 1954 | Aug 2026 | Natural Gas : 96.4% Bituminous Coal : 3.6% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Aug 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | Aug 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Aug 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 31 TWh | Jul 1974 | Aug 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 15 TWh | Oct 1975 | Aug 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Aug 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Aug 2026 | Nuclear |
| Catawba | York, South Carolina | 18 TWh | May 1985 | Aug 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Aug 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Aug 2026 | Natural Gas : 69.9% Bituminous Coal : 29.9% |
| Diablo Canyon | Avila Beach, California | 19 TWh | Apr 1985 | Aug 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Aug 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Aug 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Aug 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 12 TWh | Sep 1974 | Aug 2026 | Bituminous Coal : 99.5% |
| Grand Coulee | Grand Coulee, Washington | 19 TWh | Feb 1941 | Aug 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | Aug 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Aug 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 19 TWh | Apr 1971 | Aug 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Aug 2026 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| Joseph M Farley | Columbia, Alabama | 15 TWh | Nov 1977 | Aug 2026 | Nuclear |
| Labadie | Labadie, Missouri | 15 TWh | May 1970 | Aug 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Aug 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Aug 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Aug 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Aug 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 15 TWh | Oct 1969 | Aug 2026 | Subbituminous Coal : 75.1% Bituminous Coal : 15.7% Petroleum Coke : 9.0% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Aug 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Aug 2026 | Nuclear |
| Oak Grove (TX) | Franklin, Texas | 12 TWh | Mar 2010 | Aug 2026 | Lignite Coal : 99.3% Natural Gas : 0.7% |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Aug 2026 | Nuclear |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Aug 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Aug 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Aug 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Aug 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Aug 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Aug 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 18 TWh | Jun 1981 | Aug 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 20 TWh | Jul 1988 | Aug 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 15 TWh | Apr 1976 | Aug 2026 | Nuclear |
| Surry | Surry, Virginia | 12 TWh | Nov 1972 | Aug 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 20 TWh | May 1983 | Aug 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Aug 2026 | Nuclear : 64.7% Natural Gas : 35.3% |
| Union Power Station | El Dorado, Arkansas | 13 TWh | Dec 2002 | Aug 2026 | Natural Gas |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Aug 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 14 TWh | May 1958 | Aug 2026 | Subbituminous Coal : 82.1% Natural Gas : 17.9% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 20 TWh | Apr 1996 | Aug 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | Aug 2026 | Natural Gas : 99.9% |