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 |
|---|---|---|---|---|---|---|---|---|
| Temple Generation Holdings LLC | Dallas, TX | Independent Power Producer | 1 | 7.7 TWh | Sep 2025 | - | ||
| Temple-Inland Corp | Orange, TX | Commercial|Industrial | 1 | 735.7 GWh | Sep 2025 | - | ||
| Temple University | Philadelphia, PA | Commercial | 1 | 1.3 GWh | Sep 2025 | - | ||
| Tenaska Frontier Partners Ltd | Omaha, NE | Independent Power Producer | 1 | 3.8 TWh | Sep 2025 | Oct 2025 | $1.31M | |
| Tenaska Gateway Partners Ltd | Omaha, NE | Independent Power Producer | 1 | 4.2 TWh | Sep 2025 | Oct 2025 | $27.20M | |
| Tenaska Pennsylvania Partners, LLC | Omaha, NE | Independent Power Producer | 1 | 7.4 TWh | Sep 2025 | Oct 2025 | $65.81M | |
| Tenaska VIrginia Partners LP | Omaha, NE | Independent Power Producer | 1 | 5.4 TWh | Sep 2025 | Oct 2025 | $83.44M | |
| Tennessee Valley Authority | Knoxville, TN | Federally-Owned Utility | 61 | 152.8 TWh | Sep 2025 | Oct 2025 | $2.18M | $275.07M |
| Terra-Gen Operating Co-Wind | New York, NY | Independent Power Producer | 65 | 5.3 TWh | Sep 2025 | - | ||
| TES Filer City Station LP | Filer City, MI | Independent Power Producer | 1 | 331.4 GWh | Sep 2025 | - | ||
| Tesoro Alaska Company LLC | Kenai, AK | Industrial | 1 | 42.4 GWh | Sep 2025 | - | ||
| Tesoro Marketing & Refining Co. LLC (Martinez) | Findlay, OH | Independent Power Producer | 1 | 674.7 GWh | Sep 2025 | - | ||
| Tesoro Refng Marketing Co MNTN Region | Salt Lake City, UT | Industrial | 1 | 212.3 GWh | Sep 2025 | - | ||
| Texas A&M, Utilities & Energy Services | College Station, TX | State-Owned Utility | 1 | 118.2 GWh | Sep 2025 | - | ||
| Texas City Cogeneration LLC | Houston, TX | Independent Power Producer | 1 | 2.1 TWh | Sep 2025 | - | ||
| Texas Solar Nova 1, LLC | San Francisco, CA | Independent Power Producer | 1 | 767.8 GWh | Sep 2025 | - | ||
| Texas Solar Nova 2, LLC | San Francisco, CA | Independent Power Producer | 1 | 608.9 GWh | Sep 2025 | - | ||
| TG East Wind Project LLC | Chicago, IL | Independent Power Producer | 1 | 1.0 TWh | Sep 2025 | - | ||
| THAD Hill Energy Center, LLC | Clifton, TX | Independent Power Producer | 1 | 4.7 TWh | Sep 2025 | - | ||
| The Gillette Company | South Boston, MA | Industrial | 1 | 60.3 GWh | Sep 2025 | - | ||
| The University Of Utah | Salt Lake City, UT | State-Owned Utility | 1 | 51.2 GWh | Sep 2025 | - | ||
| Thilmany LLC | Kaukauna, WI | Industrial | 1 | 114.6 GWh | Sep 2025 | - | ||
| Thomson Corp | Stamford, CT | Commercial | 1 | 464.0 MWh | Sep 2025 | - | ||
| Three Corners Solar, LLC | Boston, MA | Independent Power Producer | 1 | 210.1 GWh | Sep 2025 | Sep 2025 | $5.65M | |
| Thums Long Beach Company | Long Beach, CA | Commercial | 1 | 238.4 GWh | Sep 2025 | - | ||
| Thunder Ranch Wind Project, LLC | Andover, MA | Independent Power Producer | 1 | 925.7 GWh | Sep 2025 | Oct 2025 | $966.88k | |
| Thunder Wolf Energy Center, LLC | Juno Beach, FL | Independent Power Producer | 1 | 596.7 GWh | Sep 2025 | Sep 2025 | $5.20M | |
| Tibbits Energy Storage LLC | Austin, TX | Independent Power Producer | 1 | -4.8 GWh | Sep 2025 | Oct 2025 | $1.07M | |
| Timber Road Solar Park | Houston, TX | Independent Power Producer | 1 | 110.5 GWh | Sep 2025 | Sep 2025 | $1.18M | |
| Timbermill Wind | Charlottesville, VA | Independent Power Producer | 1 | 278.6 GWh | Sep 2025 | Oct 2025 | $3.50M | |
| Titan Solar 1, LLC | Boston, MA | Independent Power Producer | 1 | 148.7 GWh | Sep 2025 | Sep 2025 | $1.43M | |
| Titan Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 106.4 GWh | Sep 2025 | Sep 2025 | $960.20k | |
| Today's Power, Inc. | Little Rock, AR | Cooperative | 55 | 150.4 GWh | Sep 2025 | - | ||
| Tonopah Solar Energy LLC | Tonopah, NV | Independent Power Producer | 1 | 87.9 GWh | Sep 2025 | Sep 2025 | $54.74k | |
| Topaz Solar Farms LLC | Santa Margarita, CA | Independent Power Producer | 1 | 1.1 TWh | Sep 2025 | Sep 2025 | $42.73M | |
| Torrance Refining Company, LLC | Torrance, CA | Industrial | 1 | 86.9 GWh | Sep 2025 | - | ||
| Torrecillas Wind Energy, LLC | Juno Beach, FL | Independent Power Producer | 1 | 1.2 TWh | Sep 2025 | - | ||
| Townsite Solar, LLC | St Thomas, VI | Independent Power Producer | 1 | 501.2 GWh | Sep 2025 | Oct 2025 | $7.67M | $2.27M |
| Transalta Centralia Gen LLC | Centralia, WA | Independent Power Producer | 2 | 3.2 TWh | Sep 2025 | Oct 2025 | $51.05M | |
| Trent River Solar, LLC | Asheville, NC | Independent Power Producer | 1 | 148.9 GWh | Sep 2025 | Sep 2025 | $1.53M | |
| TRES Bahias Solar Power, LLC | Boston, MA | Independent Power Producer | 1 | 473.4 GWh | Sep 2025 | - | ||
| TRI-County Water Conservancy District | Montrose, CO | State-Owned Utility | 1 | 18.1 GWh | Sep 2025 | - | ||
| TRI-State G & T Assn, Inc | Westminster, CO | Cooperative | 12 | 6.9 TWh | Sep 2025 | - | ||
| Trinity Hills Wind Farm LLC | Charlotte, NC | Independent Power Producer | 1 | 783.9 GWh | Sep 2025 | - | ||
| Troutdale Grid, LLC | Juno Beach, FL | Independent Power Producer | 1 | -29.6 GWh | Sep 2025 | Sep 2025 | $9.21M | |
| Truckee Meadows Water Authority | Reno, NV | Municipally-Owned Utility | 3 | 59.2 GWh | Sep 2025 | - | ||
| Trustees Of Princeton University | Princeton, NJ | Commercial | 1 | 71.0 GWh | Sep 2025 | - | ||
| Tuana Springs Energy, LLC | Baltimore, MD | Independent Power Producer | 1 | 30.1 GWh | Sep 2025 | Sep 2025 | $616.81k | |
| Tucson Electric Power Co | Tucson, AZ | Investor-Owned Utility | 13 | 9.0 TWh | Sep 2025 | Oct 2025 | $61.93M | $38.77M |
| Tulare Solar Center, LLC | Reno, NV | Independent Power Producer | 1 | 150.9 GWh | Sep 2025 | Sep 2025 | $1.11M | |
| Tumbleweed Energy Storage, LLC | Walnut Creek, CA | Independent Power Producer | 1 | -27.5 GWh | Sep 2025 | Sep 2025 | $4.43M | |
| Tungsten Mountain | Fallon, NV | Independent Power Producer | 1 | 315.0 GWh | Sep 2025 | - | ||
| Turlock Irrigation District | Turlock, CA | Political Subdivision | 12 | 2.8 TWh | Sep 2025 | Oct 2025 | $23.17M | |
| Turtle Creek Wind Farm LLC | Houston, TX | Independent Power Producer | 1 | 773.9 GWh | Sep 2025 | Oct 2025 | $5.46M | |
| Tuscola Bay Wind LLC | Juno Beach, FL | Independent Power Producer | 1 | 387.7 GWh | Sep 2025 | Sep 2025 | $5.47M | |
| Tuscola Wind II LLC | Juno Beach, FL | Independent Power Producer | 1 | 317.3 GWh | Sep 2025 | Sep 2025 | $3.59M | |
| TWE Bowman Solar Project, LLC | Asheville, NC | Independent Power Producer | 1 | 150.8 GWh | Sep 2025 | Sep 2025 | $1.64M | |
| Twin Lakes Solar LLC | Monticello, IN | Independent Power Producer | 1 | 309.7 GWh | Sep 2025 | Sep 2025 | $3.34M | |
| Twin Rivers Paper Co LLC | Madawaska, ME | Independent Power Producer | 1 | 105.9 GWh | Sep 2025 | - | ||
| TX Jumbo Road Wind, LLC | Hereford, TX | Independent Power Producer | 1 | 852.8 GWh | Sep 2025 | - | ||
| U S Borax Inc | Boron, CA | Independent Power Producer | 1 | 304.6 GWh | Sep 2025 | Oct 2025 | $445.85k | |
| U S Bureau Of Reclamation | Denver, CO | Federally-Owned Utility | 60 | 35.1 TWh | Sep 2025 | Nov 2022 | ||
| UGI Energy Services, LLC | Wyomissing, PA | Independent Power Producer|Industrial | 3 | 8.5 GWh | Sep 2025 | Oct 2025 | $511.64k | |
| Umbriel Solar, LLC | Boston, MA | Independent Power Producer | 1 | 352.1 GWh | Sep 2025 | Sep 2025 | $3.71M | |
| Union Carbide Corp-Seadrift | Midland, MI | Industrial | 2 | 770.9 GWh | Sep 2025 | Oct 2025 | $3.22M | |
| Union Electric Co - (Mo) | St Louis, MO | Investor-Owned Utility | 32 | 34.7 TWh | Sep 2025 | Oct 2025 | $687.14M | $457.50k |
| United Illuminating Co | Orange, CT | Investor-Owned Utility | 3 | 59.4 GWh | Sep 2025 | Sep 2025 | $20.21M | $64.93M |
| United States Sugar Corp | Clewiston, FL | Industrial | 2 | 272.8 GWh | Sep 2025 | - | ||
| United Technologies | East Hartford, CT | Industrial | 1 | 94.9 GWh | Sep 2025 | - | ||
| University Of Alaska | Fairbanks, AK | State-Owned Utility | 1 | 70.0 GWh | Sep 2025 | - | ||
| University Of Arizona | Tucson, AZ | State-Owned Utility | 3 | 96.7 GWh | Sep 2025 | - | ||
| University Of California Irvine | Irvine, CA | State-Owned Utility | 1 | 122.0 GWh | Sep 2025 | - | ||
| University Of California-La | LOS Angeles, CA | |Commercial | 2 | 190.1 GWh | Sep 2025 | - | ||
| University Of California San Diego | La Jolla, CA | State-Owned Utility | 2 | 244.1 GWh | Sep 2025 | - | ||
| University Of California, San Francisco | San Francisco, CA | Commercial | 1 | 73.4 GWh | Sep 2025 | - | ||
| University Of Cincinnati | Cincinatti, OH | Commercial | 2 | 246.5 GWh | Sep 2025 | - | ||
| University Of Connecticut | Storrs, CT | State-Owned Utility | 1 | 134.8 GWh | Sep 2025 | - | ||
| University Of Illinois | Champaign, IL | State-Owned Utility | 2 | 342.8 GWh | Sep 2025 | - | ||
| University Of Michigan | ANN Arbor, MI | Commercial | 2 | 247.3 GWh | Sep 2025 | - | ||
| University Of North Carolina | Chapel Hill, NC | State-Owned Utility | 2 | 57.2 GWh | Sep 2025 | - | ||
| University Of Northern Iowa | Cedar Falls, IA | State-Owned Utility | 1 | 22.5 GWh | Sep 2025 | - | ||
| University Of Notre Dame | Notre Dame, IN | Independent Power Producer | 2 | 105.2 GWh | Sep 2025 | - | ||
| University Of Tennessee | Knoxville, TN | State-Owned Utility | 1 | 36.9 GWh | Sep 2025 | - | ||
| University Of Washington | Seattle, WA | State-Owned Utility | 1 | 4.1 GWh | Sep 2025 | - | ||
| Upton County Solar 2 LLC | Irving, TX | Independent Power Producer | 1 | 425.2 GWh | Sep 2025 | - | ||
| Urban Grid Solar | Houston, TX | Independent Power Producer | 13 | 560.0 GWh | Sep 2025 | - | ||
| US Air Force | Sagamore, MA | Federally-Owned Utility | 1 | 4.6 GWh | Sep 2025 | - | ||
| US GSA Heating And Transmission | Washington, DC | Federally-Owned Utility | 1 | 42.9 GWh | Sep 2025 | - | ||
| Usace Northwestern Division | Portland, OR | Federally-Owned Utility | 21 | 42.2 TWh | Sep 2025 | - | ||
| USCE-Kansas City District | Kansas City, MO | Federally-Owned Utility | 2 | 287.8 GWh | Sep 2025 | - | ||
| USCE-Mobile District | Mobile, AL | Federally-Owned Utility | 8 | 1.7 TWh | Sep 2025 | - | ||
| USCE-Savannah District | Savannah, GA | Municipally-Owned Utility | 3 | 1.5 TWh | Sep 2025 | - | ||
| USCE-St Louis District | Monroe City, MO | Federally-Owned Utility | 1 | 98.2 GWh | Sep 2025 | - | ||
| USCE -Vickburg District | Royal, AR | Federally-Owned Utility | 3 | 316.8 GWh | Sep 2025 | - | ||
| Utah Associated Mun Power SYS | Salt Lake City, UT | Political Subdivision | 4 | 1.1 TWh | Sep 2025 | - | ||
| Utah Municipal Power Agency | Spanish Fork, UT | Political Subdivision | 3 | 891.4 GWh | Sep 2025 | Oct 2025 | $311.45M | |
| Utah State University | Logan, UT | State-Owned Utility | 1 | 23.2 GWh | Sep 2025 | - | ||
| Valero Refining Co California | Corpus Christi, TX | |Industrial | 6 | 394.4 GWh | Sep 2025 | - | ||
| Vandolah Power Co LLC | Wauchula, FL | Independent Power Producer | 1 | 797.8 GWh | Sep 2025 | Sep 2025 | $13.60M | |
| Ventura Energy Storage, LLC | Scottsdale, AZ | Independent Power Producer | 1 | -18.1 GWh | Sep 2025 | Oct 2025 | $3.72M |
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 | Sep 2025 | Nuclear |
| Barry | Bucks, Alabama | 13 TWh | Jan 1954 | Sep 2025 | Natural Gas : 92.7% Bituminous Coal : 7.3% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Sep 2025 | Nuclear |
| Bowen | Cartersville, Georgia | 11 TWh | Sep 1971 | Sep 2025 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Sep 2025 | Nuclear |
| Browns Ferry | Decatur, Alabama | 29 TWh | Jul 1974 | Sep 2025 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 15 TWh | Oct 1975 | Sep 2025 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Sep 2025 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Sep 2025 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | Sep 2025 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 19 TWh | Jul 1990 | Sep 2025 | Nuclear |
| Crystal River | Crystal River, Florida | 15 TWh | Sep 1966 | Sep 2025 | Natural Gas : 78.9% Bituminous Coal : 20.9% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | Sep 2025 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Sep 2025 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Sep 2025 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Sep 2025 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Sep 2025 | Bituminous Coal : 99.5% |
| Grand Coulee | Grand Coulee, Washington | 16 TWh | Feb 1941 | Sep 2025 | Water |
| Grand Gulf | Port Gibson, Mississippi | 11 TWh | Jun 1985 | Sep 2025 | Nuclear |
| Guernsey Power Station | Byesville, Ohio | 11 TWh | Jan 2023 | Sep 2025 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Sep 2025 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Sep 2025 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 17 TWh | Apr 1971 | Sep 2025 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Sep 2025 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| Joseph M Farley | Columbia, Alabama | 14 TWh | Nov 1977 | Sep 2025 | Nuclear |
| Labadie | Labadie, Missouri | 16 TWh | May 1970 | Sep 2025 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 20 TWh | Dec 1983 | Sep 2025 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Sep 2025 | Nuclear |
| McGuire | Huntersville, North Carolina | 20 TWh | Aug 1981 | Sep 2025 | Nuclear |
| Millstone | Waterford, Connecticut | 16 TWh | Nov 1975 | Sep 2025 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | Sep 2025 | Subbituminous Coal : 74.0% Bituminous Coal : 16.6% Petroleum Coke : 9.2% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Sep 2025 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Sep 2025 | Nuclear |
| Oconee | Seneca, South Carolina | 23 TWh | Jun 1973 | Sep 2025 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Sep 2025 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 32 TWh | Dec 1985 | Sep 2025 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Sep 2025 | Nuclear |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 17 TWh | May 1971 | Sep 2025 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Sep 2025 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 15 TWh | Dec 1960 | Sep 2025 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 12 TWh | Jun 1981 | Sep 2025 | Nuclear |
| South Texas Project | Wadsworth, Texas | 22 TWh | Jul 1988 | Sep 2025 | Nuclear |
| St Lucie | Jensen Beach, Florida | 17 TWh | Apr 1976 | Sep 2025 | Nuclear |
| Surry | Surry, Virginia | 14 TWh | Nov 1972 | Sep 2025 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Sep 2025 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Sep 2025 | Nuclear : 67.7% Natural Gas : 32.3% |
| Vogtle | Waynesboro, Georgia | 36 TWh | Apr 1987 | Sep 2025 | Nuclear |
| W A Parish | Thompsons, Texas | 15 TWh | May 1958 | Sep 2025 | Subbituminous Coal : 83.7% Natural Gas : 16.3% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 15 TWh | Apr 1996 | Sep 2025 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | Sep 2025 | Natural Gas : 99.9% |