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 |
|---|---|---|---|---|---|---|---|---|
| Three Corners Solar, LLC | Boston, MA | Independent Power Producer | 1 | 212.6 GWh | May 2026 | Sep 2025 | $5.65M | |
| Three W Solar LLC | Houston, TX | Independent Power Producer | 1 | 27.8 GWh | May 2026 | - | ||
| Thums Long Beach Company | Long Beach, CA | Commercial | 1 | 173.2 GWh | May 2026 | - | ||
| Thunder Ranch Wind Project, LLC | Andover, MA | Independent Power Producer | 1 | 998.5 GWh | May 2026 | Oct 2025 | $966.88k | |
| Thunder Wolf Energy Center, LLC | Juno Beach, FL | Independent Power Producer | 1 | 567.0 GWh | May 2026 | Sep 2025 | $5.20M | |
| Tibbits Energy Storage LLC | Austin, TX | Independent Power Producer | 1 | -12.9 GWh | May 2026 | Jul 2025 | $1.07M | |
| Timber Road Solar Park | Houston, TX | Independent Power Producer | 1 | 108.4 GWh | May 2026 | Sep 2025 | $1.18M | |
| Timbermill Wind | Charlottesville, VA | Independent Power Producer | 1 | 389.2 GWh | May 2026 | Oct 2025 | $3.50M | |
| Titan Solar 1, LLC | Boston, MA | Independent Power Producer | 1 | 149.5 GWh | May 2026 | Sep 2025 | $1.43M | |
| Titan Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 105.1 GWh | May 2026 | Sep 2025 | $960.20k | |
| Today's Power, Inc. | Little Rock, AR | Cooperative | 55 | 162.2 GWh | May 2026 | - | ||
| Tonopah Solar Energy LLC | Tonopah, NV | Independent Power Producer | 1 | 98.2 GWh | May 2026 | Sep 2025 | $54.74k | |
| Topaz Solar Farms LLC | Santa Margarita, CA | Independent Power Producer | 1 | 1.1 TWh | May 2026 | Sep 2025 | $42.73M | |
| Torrance Refining Company, LLC | Torrance, CA | Industrial | 1 | 74.3 GWh | May 2026 | - | ||
| Torrecillas Wind Energy, LLC | Juno Beach, FL | Independent Power Producer | 1 | 1.2 TWh | May 2026 | - | ||
| Townsite Solar, LLC | St Thomas, VI | Independent Power Producer | 1 | 518.1 GWh | May 2026 | Sep 2025 | $7.67M | $2.27M |
| TRES Bahias Solar Power, LLC | Boston, MA | Independent Power Producer | 1 | 489.4 GWh | May 2026 | - | ||
| TRI-County Water Conservancy District | Montrose, CO | State-Owned Utility | 1 | 15.3 GWh | May 2026 | - | ||
| TRI-State G & T Assn, Inc | Westminster, CO | Cooperative | 12 | 5.6 TWh | May 2026 | - | ||
| Trinity Hills Wind Farm LLC | Charlotte, NC | Independent Power Producer | 1 | 862.2 GWh | May 2026 | - | ||
| Triton College | River Grove, IL | Independent Power Producer | 1 | 963.0 MWh | May 2026 | - | ||
| Troutdale Grid, LLC | Juno Beach, FL | Independent Power Producer | 1 | -33.8 GWh | May 2026 | Sep 2025 | $9.21M | |
| Truckee Meadows Water Authority | Reno, NV | Municipally-Owned Utility | 3 | 60.1 GWh | May 2026 | - | ||
| Trustees Of Princeton University | Princeton, NJ | Commercial | 1 | 85.6 GWh | May 2026 | - | ||
| Tuana Springs Energy, LLC | Baltimore, MD | Independent Power Producer | 1 | 30.1 GWh | May 2026 | Jun 2025 | $616.81k | |
| Tucson Electric Power Co | Tucson, AZ | Investor-Owned Utility | 13 | 8.4 TWh | May 2026 | Oct 2025 | $61.93M | $38.77M |
| Tulare Solar Center, LLC | Reno, NV | Independent Power Producer | 1 | 154.5 GWh | May 2026 | Sep 2025 | $1.11M | |
| Tumbleweed Energy Storage, LLC | Walnut Creek, CA | Independent Power Producer | 1 | -30.2 GWh | May 2026 | Jun 2025 | $4.43M | |
| Tungsten Mountain | Fallon, NV | Independent Power Producer | 1 | 295.8 GWh | May 2026 | - | ||
| Turlock Irrigation District | Turlock, CA | Political Subdivision | 11 | 2.8 TWh | May 2026 | Oct 2025 | $23.17M | |
| Turtle Creek Wind Farm LLC | Houston, TX | Independent Power Producer | 1 | 755.5 GWh | May 2026 | Oct 2025 | $5.46M | |
| Tuscola Bay Wind LLC | Juno Beach, FL | Independent Power Producer | 1 | 386.7 GWh | May 2026 | Jun 2025 | $5.47M | |
| Tuscola Wind II LLC | Juno Beach, FL | Independent Power Producer | 1 | 318.2 GWh | May 2026 | Sep 2025 | $3.59M | |
| Twin Lakes Solar LLC | Monticello, IN | Independent Power Producer | 1 | 367.5 GWh | May 2026 | Sep 2025 | $3.34M | |
| Twin Rivers Paper Co LLC | Madawaska, ME | Independent Power Producer | 1 | 110.9 GWh | May 2026 | - | ||
| TX Jumbo Road Wind, LLC | Hereford, TX | Independent Power Producer | 1 | 580.9 GWh | May 2026 | - | ||
| Tyson Nick Solar Project, LLC | Paris, TX | Independent Power Producer | 1 | 102.5 GWh | May 2026 | - | ||
| U S Borax Inc | Boron, CA | Independent Power Producer | 1 | 280.8 GWh | May 2026 | Oct 2025 | $445.85k | |
| U S Bureau Of Reclamation | Denver, CO | Federally-Owned Utility | 60 | 35.0 TWh | May 2026 | Nov 2022 | ||
| UGI Energy Services, LLC | Wyomissing, PA | Independent Power Producer|Industrial | 3 | 7.3 GWh | May 2026 | Jul 2025 | $511.64k | |
| Umbriel Solar, LLC | Boston, MA | Independent Power Producer | 1 | 348.1 GWh | May 2026 | Sep 2025 | $3.71M | |
| Union Carbide Corp-Seadrift | Midland, MI | Industrial | 2 | 713.8 GWh | May 2026 | Oct 2025 | $3.22M | |
| Union Electric Co - (Mo) | St Louis, MO | Investor-Owned Utility | 34 | 34.7 TWh | May 2026 | Oct 2025 | $687.14M | $457.50k |
| United Illuminating Co | Orange, CT | Investor-Owned Utility | 3 | 55.7 GWh | May 2026 | Sep 2025 | $20.21M | $64.93M |
| United States Sugar Corp | Clewiston, FL | Industrial | 2 | 270.9 GWh | May 2026 | - | ||
| United Technologies | East Hartford, CT | Industrial | 1 | 75.9 GWh | May 2026 | - | ||
| University Of Alaska | Fairbanks, AK | State-Owned Utility | 1 | 61.6 GWh | May 2026 | - | ||
| University Of Arizona | Tucson, AZ | State-Owned Utility | 3 | 101.5 GWh | May 2026 | - | ||
| University Of California Irvine | Irvine, CA | State-Owned Utility | 1 | 123.5 GWh | May 2026 | - | ||
| University Of California-La | LOS Angeles, CA | |Commercial | 2 | 247.6 GWh | May 2026 | - | ||
| University Of California San Diego | La Jolla, CA | State-Owned Utility | 2 | 227.1 GWh | May 2026 | - | ||
| University Of California, San Francisco | San Francisco, CA | Commercial | 1 | 72.2 GWh | May 2026 | - | ||
| University Of Cincinnati | Cincinatti, OH | Commercial | 2 | 244.6 GWh | May 2026 | - | ||
| University Of Connecticut | Storrs, CT | State-Owned Utility | 1 | 113.5 GWh | May 2026 | - | ||
| University Of Illinois | Champaign, IL | State-Owned Utility | 2 | 353.2 GWh | May 2026 | - | ||
| University Of Michigan | ANN Arbor, MI | Commercial | 2 | 277.6 GWh | May 2026 | - | ||
| University Of Northern Iowa | Cedar Falls, IA | State-Owned Utility | 1 | 24.8 GWh | May 2026 | - | ||
| University Of Notre Dame | Notre Dame, IN | Independent Power Producer | 2 | 99.6 GWh | May 2026 | - | ||
| University Of Tennessee | Knoxville, TN | State-Owned Utility | 1 | 36.0 GWh | May 2026 | - | ||
| Upper Michigan Energy Resources Company | Milwaukee, MI | Investor-Owned Utility | 3 | 593.7 GWh | May 2026 | Oct 2025 | $11.91M | $67.91k |
| Upton County Solar 2 LLC | Irving, TX | Independent Power Producer | 1 | 398.6 GWh | May 2026 | - | ||
| Urban Grid Solar | Houston, TX | Independent Power Producer | 13 | 919.8 GWh | May 2026 | - | ||
| US GSA Heating And Transmission | Washington, DC | Federally-Owned Utility | 1 | 33.1 GWh | May 2026 | - | ||
| US Space Force | Sagamore, MA | Federally-Owned Utility | 1 | 7.0 GWh | May 2026 | - | ||
| Usace Northwestern Division | Portland, OR | Federally-Owned Utility | 21 | 45.4 TWh | May 2026 | - | ||
| USCE-Kansas City District | Kansas City, MO | Federally-Owned Utility | 2 | 286.5 GWh | May 2026 | - | ||
| USCE-Mobile District | Mobile, AL | Federally-Owned Utility | 8 | 1.6 TWh | May 2026 | - | ||
| USCE-Savannah District | Savannah, GA | Municipally-Owned Utility | 3 | 1.3 TWh | May 2026 | - | ||
| USCE-St Louis District | Monroe City, MO | Federally-Owned Utility | 1 | 123.4 GWh | May 2026 | - | ||
| USCE -Vickburg District | Royal, AR | Federally-Owned Utility | 3 | 441.5 GWh | May 2026 | - | ||
| Utah Associated Mun Power SYS | Salt Lake City, UT | Political Subdivision | 4 | 1.0 TWh | May 2026 | - | ||
| Utah Municipal Power Agency | Spanish Fork, UT | Political Subdivision | 3 | 439.4 GWh | May 2026 | Oct 2025 | $311.45M | |
| Utah State University | Logan, UT | State-Owned Utility | 1 | 30.5 GWh | May 2026 | - | ||
| Valero Refining Co California | Corpus Christi, TX | |Industrial | 6 | 276.0 GWh | May 2026 | - | ||
| Vandolah Power Co LLC | Wauchula, FL | Independent Power Producer | 1 | 874.4 GWh | May 2026 | Sep 2025 | $13.60M | |
| Ventura Energy Storage, LLC | Scottsdale, AZ | Independent Power Producer | 1 | -17.9 GWh | May 2026 | Oct 2025 | $3.72M | |
| Veolia Energy Operating Service | Richmond, VA | Independent Power Producer | 1 | 70.0 GWh | May 2026 | - | ||
| Veolia Na - Municipal & Commercial Business | Boston, MA | Industrial | 1 | 154.6 GWh | May 2026 | - | ||
| VESI 23 LLC | Reno, NV | Independent Power Producer | 1 | -3.9 GWh | May 2026 | Oct 2025 | $1.93M | |
| VESI Pomona Energy Storage, Inc. | Reno, NV | Independent Power Producer | 1 | -4.3 GWh | May 2026 | Oct 2025 | $180.42k | |
| Vesper Energy Development LLC | Irving, TX | Independent Power Producer | 21 | 1.8 TWh | May 2026 | - | ||
| Victory Pass I, LLC | San Francisco, CA | Independent Power Producer | 1 | 633.8 GWh | May 2026 | Sep 2025 | $5.76M | |
| Vikings Energy Farm, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 331.0 GWh | May 2026 | Oct 2025 | $2.73M | |
| Village Of Rantoul - (Il) | Rantoul, IL | Municipally-Owned Utility | 1 | 261.0 MWh | May 2026 | - | ||
| Vineyard Wind 1 LLC | New Bedford, MA | Independent Power Producer | 1 | 362.9 GWh | May 2026 | Sep 2025 | $2.41M | |
| Virginia Electric & Power Co | Richmond, VA | Investor-Owned Utility | 47 | 85.6 TWh | May 2026 | Oct 2025 | $1.25B | $30.83M |
| Virginia Line Solar, LLC | Asheville, NC | Independent Power Producer | 1 | 88.1 GWh | May 2026 | Sep 2025 | $910.70k | |
| Virginia Polytechnic Inst And State UNV | Blacksburg, VA | State-Owned Utility | 1 | 10.2 GWh | May 2026 | - | ||
| Vista Energy Storage, LLC | Vista, CA | Independent Power Producer | 1 | -4.0 GWh | May 2026 | Sep 2025 | $750.90k | |
| Vistra Corp | Irving, TX | Independent Power Producer | 3 | 294.5 GWh | May 2026 | - | ||
| Vistra Zero LLC | Irving, TX | Independent Power Producer | 2 | 103.1 GWh | May 2026 | - | ||
| Wabash Valley Power Assn, Inc | Indianapolis, IN | Cooperative | 9 | 480.2 GWh | May 2026 | - | ||
| WACO Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 898.1 GWh | May 2026 | - | ||
| Wadley Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 681.5 GWh | May 2026 | Sep 2025 | $3.67M | |
| Waiawa Solar Power LLC | San Francisco, CA | Independent Power Producer | 1 | 58.1 GWh | May 2026 | - | ||
| Wailuku Holding Company LLC | DES Moines, IA | Independent Power Producer | 1 | 27.5 GWh | May 2026 | - | ||
| Waipio PV, LLC | Princeton, NJ | Independent Power Producer | 1 | 100.5 GWh | May 2026 | - | ||
| Walleye Wind, LLC | Juno Beach, FL | Independent Power Producer | 1 | 496.3 GWh | May 2026 | Sep 2025 | $2.63M | |
| Walnut Creek LLC | City Of Industry, CA | Independent Power Producer | 1 | 40.3 GWh | May 2026 | - | ||
| Wapello Solar LLC | Boise, ID | Independent Power Producer | 1 | 222.5 GWh | May 2026 | Sep 2025 | $1.91M |
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 | May 2026 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | May 2026 | Natural Gas : 97.1% Bituminous Coal : 2.9% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | May 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | May 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | May 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 31 TWh | Jul 1974 | May 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 15 TWh | Oct 1975 | May 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | May 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | May 2026 | Nuclear |
| Catawba | York, South Carolina | 18 TWh | May 1985 | May 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | May 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | May 2026 | Natural Gas : 68.9% Bituminous Coal : 30.9% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | May 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 19 TWh | Jul 1975 | May 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | May 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | May 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | May 2026 | Bituminous Coal : 99.6% |
| Grand Coulee | Grand Coulee, Washington | 18 TWh | Feb 1941 | May 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | May 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | May 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 18 TWh | Apr 1971 | May 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | May 2026 | Subbituminous Coal : 99.0% Natural Gas : 1.0% |
| Joseph M Farley | Columbia, Alabama | 15 TWh | Nov 1977 | May 2026 | Nuclear |
| Labadie | Labadie, Missouri | 15 TWh | May 1970 | May 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 18 TWh | Dec 1983 | May 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | May 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | May 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | May 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | May 2026 | Subbituminous Coal : 75.2% Bituminous Coal : 15.7% Petroleum Coke : 8.9% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | May 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | May 2026 | Nuclear |
| Oak Grove (TX) | Franklin, Texas | 12 TWh | Mar 2010 | May 2026 | Lignite Coal : 99.1% Natural Gas : 0.9% |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | May 2026 | Nuclear |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | May 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | May 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | May 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | May 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | May 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | May 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 17 TWh | Jun 1981 | May 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 21 TWh | Jul 1988 | May 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 15 TWh | Apr 1976 | May 2026 | Nuclear |
| Surry | Surry, Virginia | 12 TWh | Nov 1972 | May 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | May 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | May 2026 | Nuclear : 64.2% Natural Gas : 35.8% |
| Union Power Station | El Dorado, Arkansas | 12 TWh | Dec 2002 | May 2026 | Natural Gas |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | May 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 14 TWh | May 1958 | May 2026 | Subbituminous Coal : 81.6% Natural Gas : 18.4% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 20 TWh | Apr 1996 | May 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | May 2026 | Natural Gas |