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 |
|---|---|---|---|---|---|---|---|---|
| U S Power Generating Company LLC | Stamford, CT | Independent Power Producer | 3 | 962.0 GWh | Dec 2024 | - | ||
| UIL Distributed Resources, LLC | New Haven, CT | Independent Power Producer | 1 | 19.4 GWh | Dec 2024 | Sep 2025 | $442.55k | |
| Ulster Solar LLC | Juno Beach, FL | Independent Power Producer | 1 | 1.6 GWh | Dec 2024 | - | ||
| Ulysses Solar, LLC | Irvington, NY | Independent Power Producer | 1 | 1.6 GWh | Dec 2024 | - | ||
| Unalakleet Valley ELEC Coop | Unalakleet, AK | Cooperative | 1 | 4.0 GWh | Dec 2024 | - | ||
| Underhill Solar LLC | San Francisco, CA | Independent Power Producer | 1 | 3.8 GWh | Dec 2024 | - | ||
| Union Falls Hydro Power LP | Montreal, QB | Independent Power Producer | 1 | 13.0 GWh | Dec 2024 | - | ||
| Unisea Inc | Dutch Harbor, AK | Commercial | 1 | 35.0 GWh | Dec 2024 | - | ||
| Unison Energy LLC | Greenwich, CT | Independent Power Producer | 1 | 23.6 GWh | Dec 2024 | - | ||
| United States Solar Corporation | Fairfield, CT | Independent Power Producer | 60 | 115.0 GWh | Dec 2024 | - | ||
| United Therapeutics Corporation | Silver Spring, MD | Independent Power Producer | 1 | 4.4 GWh | Dec 2024 | - | ||
| University Of Arkansas | Fayetteville, AR | Commercial | 1 | 36.6 GWh | Dec 2024 | - | ||
| University Of California Santa CRUZ | Santa CRUZ, CA | State-Owned Utility | 1 | 38.7 GWh | Dec 2024 | - | ||
| University Of Massachusetts Amherst | Amherst, MA | State-Owned Utility | 1 | 104.0 GWh | Dec 2024 | - | ||
| University Of Massachusetts Medical | Worcester, MA | State-Owned Utility | 1 | 75.1 GWh | Dec 2024 | - | ||
| University Of Minnesota Morris Campus | Morris, MN | State-Owned Utility | 1 | 4.0 GWh | Dec 2024 | - | ||
| University Of Minnesota Wcroc | Morris, MN | State-Owned Utility | 1 | 4.4 GWh | Dec 2024 | - | ||
| University Of New Mexico | Albuquerque, NM | Political Subdivision | 2 | 84.9 GWh | Dec 2024 | - | ||
| University Of Oregon | Eugene, OR | State-Owned Utility | 1 | 976.2 MWh | Dec 2024 | - | ||
| University Of Redlands | Redlands, CA | Commercial | 1 | 2.0 GWh | Dec 2024 | - | ||
| University Of San Francisco | San Francisco, CA | Commercial | 1 | 5.2 GWh | Dec 2024 | - | ||
| University Of Texas At Austin | Austin, TX | State-Owned Utility | 1 | 384.4 GWh | Dec 2024 | - | ||
| University Park Energy LLC | University Park, IL | Independent Power Producer | 1 | 76.4 GWh | Dec 2024 | Sep 2025 | $5.01M | $55.25k |
| Uns Electric, Inc | Tucson, AZ | Investor-Owned Utility | 5 | 107.8 GWh | Dec 2024 | Sep 2025 | $3.99M | $15.44M |
| UPC Power Solutions | Chicago, IL | Independent Power Producer | 8 | 48.1 GWh | Dec 2024 | - | ||
| Upper Michigan Energy Resources Company | Milwaukee, MI | Investor-Owned Utility | 2 | 608.3 GWh | Dec 2024 | Oct 2025 | $11.91M | $67.91k |
| Upper Peninsula Power Company | Marquette, MI | Investor-Owned Utility | 7 | 87.5 GWh | Dec 2024 | Oct 2025 | $5.49M | $5.40M |
| Upton Solar, LLC | Boston, MA | Independent Power Producer | 1 | 3.5 GWh | Dec 2024 | - | ||
| Ursa Community Solar | Scottsdale, AZ | Independent Power Producer | 1 | 8.2 GWh | Dec 2024 | - | ||
| US Army Corps Of Engineers | St. Stephen, SC | Federally-Owned Utility | 1 | 265.5 GWh | Dec 2024 | - | ||
| US Dept Of Army, Garrison, APG | Aberdeen, MD | Federally-Owned Utility | 1 | 56.6 GWh | Dec 2024 | - | ||
| US Geothermal Inc. | Boise, ID | Independent Power Producer | 2 | 289.5 GWh | Dec 2024 | - | ||
| US Sugar Savannah Refinery, LLC | Port Wentworth, GA | Industrial | 1 | 56.0 GWh | Dec 2024 | - | ||
| Usace-Detroit District | Detroit, MI | Federally-Owned Utility | 1 | 169.2 GWh | Dec 2024 | - | ||
| Usace-Fort Worth District | Fort Worth, TX | Federally-Owned Utility | 3 | 271.2 GWh | Dec 2024 | - | ||
| Usace-Omaha | Omaha, NE | Federally-Owned Utility | 6 | 8.5 TWh | Dec 2024 | - | ||
| USCE-Little Rock District | Little Rock, AR | Federally-Owned Utility | 7 | 2.4 TWh | Dec 2024 | - | ||
| USCE-Nashville District | Nashville, TN | Federally-Owned Utility | 9 | 2.9 TWh | Dec 2024 | - | ||
| USCE-Tulsa District | Tulsa, OK | Federally-Owned Utility | 8 | 1.4 TWh | Dec 2024 | - | ||
| USCE-Wilmington District | Boydton, VA | Federally-Owned Utility | 2 | 494.9 GWh | Dec 2024 | - | ||
| USF Essex Lessor, LLC | New York, NY | Independent Power Producer | 6 | 56.5 GWh | Dec 2024 | - | ||
| USF Surry LLC | New York, NY | Independent Power Producer | 8 | 47.7 GWh | Dec 2024 | - | ||
| USG Nevada LLC | Boise, ID | Independent Power Producer | 2 | 91.8 GWh | Dec 2024 | Sep 2025 | $1.69M | |
| Ut West Tennessee Solar Farm | Knoxville, TN | State-Owned Utility | 1 | 2.6 GWh | Dec 2024 | - | ||
| Utica Water & Power Authority | Angels Camp, CA | Political Subdivision | 2 | 24.0 GWh | Dec 2024 | Jul 2017 | ||
| Utility Board Of Key West City | Key West, FL | Municipally-Owned Utility | 3 | 3.5 GWh | Dec 2024 | - | ||
| Uwharrie Mountain Renewable Energy, LLC | Detroit, MI | Investor-Owned Utility | 1 | 35.2 GWh | Dec 2024 | - | ||
| UXI CSG Venture 1 8301 LLC | Seattle, WA | Independent Power Producer | 1 | 3.8 GWh | Dec 2024 | - | ||
| UXI CSG Venture 2 8302 LLC | Seattle, WA | Independent Power Producer | 1 | 3.7 GWh | Dec 2024 | - | ||
| UXI CSG Venture 3 8303 LLC | Seattle, WA | Independent Power Producer | 1 | 3.7 GWh | Dec 2024 | - | ||
| UXI CSG Venture 4 8304 LLC | Seattle, WA | Independent Power Producer | 1 | 3.5 GWh | Dec 2024 | - | ||
| Va Sepulveda Ambulatory Care Center | North Hills, CA | Municipally-Owned Utility | 1 | 4.1 GWh | Dec 2024 | - | ||
| Valcour Operating Services, LLC | Arlington, VA | Independent Power Producer | 6 | 1.1 TWh | Dec 2024 | - | ||
| Valencia Power LLC | Belen, NM | Independent Power Producer | 1 | 96.9 GWh | Dec 2024 | Sep 2025 | $5.72M | |
| Valentine Wind, LLC | Omaha, NE | Independent Power Producer | 1 | 6.1 GWh | Dec 2024 | - | ||
| Valero Wilmington | Wilmington, CA | Industrial | 1 | 253.2 GWh | Dec 2024 | - | ||
| Valley Falls Associates | Clifton Park, NY | Independent Power Producer | 1 | 7.5 GWh | Dec 2024 | - | ||
| Valta Energy | Lajolla, CA | Independent Power Producer | 11 | 10.5 GWh | Dec 2024 | - | ||
| Van Buren Solar, LLC | Jersey City, NJ | Independent Power Producer | 1 | 2.7 GWh | Dec 2024 | - | ||
| Van EPPS Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 9.5 GWh | Dec 2024 | - | ||
| Vanderbilt University | Nashville, TN | Independent Power Producer | 1 | 111.6 GWh | Dec 2024 | - | ||
| Vasco Winds, LLC | Juno Beach, FL | Independent Power Producer | 1 | 228.6 GWh | Dec 2024 | Sep 2025 | $9.12M | |
| VEGA Community Solar | Scottsdale, AZ | Independent Power Producer | 1 | 8.5 GWh | Dec 2024 | - | ||
| VEGA Solar, LLC | Boston, MA | Independent Power Producer | 1 | 53.1 GWh | Dec 2024 | - | ||
| Venable Solar, LLC | Juno Beach, FL | Independent Power Producer | 2 | 7.3 GWh | Dec 2024 | - | ||
| Ventura Solar LLC | Renton, WA | Independent Power Producer | 1 | 6.5 GWh | Dec 2024 | - | ||
| Venus Wind 3 LLC | Irvington, NY | Independent Power Producer | 1 | 11.3 GWh | Dec 2024 | - | ||
| Veolia North America | Brooklyn, NY | Commercial | 1 | 23.9 GWh | Dec 2024 | - | ||
| Verde Light Community Solar LLC | Enterprise, OR | Independent Power Producer | 1 | 6.7 GWh | Dec 2024 | - | ||
| Vermilion Solar 1, LLC | Arlington, VA | Independent Power Producer | 1 | 3.6 GWh | Dec 2024 | - | ||
| Vermillion Power LLC | Greenwich, CT | Independent Power Producer | 1 | 1.8 TWh | Dec 2024 | Oct 2025 | $23.62M | |
| Vermont Public Power Supply Authority | Waterbury Center, VT | Political Subdivision | 1 | 1.2 GWh | Dec 2024 | Sep 2025 | $3.25M | |
| Veseli Solar I LLC | Denver, CO | Independent Power Producer | 1 | 1.7 GWh | Dec 2024 | - | ||
| VESI 10 LLC | Reno, NV | Independent Power Producer | 1 | -973.0 MWh | Dec 2024 | Oct 2025 | $145.74k | |
| VESI 24 LLC | Reno, NV | Independent Power Producer | 1 | -1.7 GWh | Dec 2024 | Oct 2025 | $708.55k | |
| VESI 25 LLC | Reno, NV | Independent Power Producer | 1 | -4.5 GWh | Dec 2024 | Oct 2025 | $1.99M | |
| VESI 34 LLC | Reno, NV | Independent Power Producer | 1 | -276.0 MWh | Dec 2024 | Oct 2025 | $1.57M | |
| Vicinity Energy Kansas City | Indianapolis, IN | Industrial | 1 | 42.9 GWh | Dec 2024 | - | ||
| Victoria Port Power II | Victoria, TX | Independent Power Producer | 1 | 190.6 GWh | Dec 2024 | - | ||
| Victoria WLE, LP | Victoria, TX | Independent Power Producer | 1 | 1.6 TWh | Dec 2024 | - | ||
| Viking Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 5.4 GWh | Dec 2024 | - | ||
| Village Of Freeport - (Ny) | Freeport, NY | Municipally-Owned Utility | 2 | 32.2 GWh | Dec 2024 | - | ||
| Village Of Genoa - (Oh) | Genoa, OH | Municipally-Owned Utility | 1 | 243.4 MWh | Dec 2024 | - | ||
| Village Of Morrisville - (VT) | Morrisville, VT | Municipally-Owned Utility | 3 | 6.5 GWh | Dec 2024 | - | ||
| Village Of Sebewaing - (Mi) | Sebewaing, MI | Municipally-Owned Utility | 2 | 16.6 GWh | Dec 2024 | Dec 2013 | ||
| Village Of Swanton - (VT) | Swanton, VT | Municipally-Owned Utility | 1 | 51.4 GWh | Dec 2024 | - | ||
| Village Of Winnetka - (Il) | Winnetka, IL | Municipally-Owned Utility | 1 | 2.7 GWh | Dec 2024 | - | ||
| Vineyard Reliability LLC | South Catham, MA | Independent Power Producer | 2 | 5.4 GWh | Dec 2024 | Sep 2025 | $1.05M | |
| Violet Solar, LLC | Charlotte, NC | Independent Power Producer | 1 | 8.3 GWh | Dec 2024 | - | ||
| Viresco Turtle Lake | Turtle Lake, WI | Independent Power Producer | 1 | 8.3 GWh | Dec 2024 | - | ||
| Vista Solar, Inc. | Santa Clara, CA | Commercial | 3 | 10.7 GWh | Dec 2024 | - | ||
| W&T Offshore Inc | Coden, AL | Industrial | 2 | 60.2 GWh | Dec 2024 | - | ||
| Wabasha Holdco LLC | Princeton, NJ | Independent Power Producer | 1 | 2.3 GWh | Dec 2024 | - | ||
| Wabasha Solar LLC | San Francisco, CA | Independent Power Producer | 1 | 2.4 GWh | Dec 2024 | - | ||
| Wachusett Solar, LLC | Boston, MA | Independent Power Producer | 1 | 3.7 GWh | Dec 2024 | - | ||
| Wadham Energy Ltd Partners | San Ramon, CA | Independent Power Producer | 1 | 147.6 GWh | Dec 2024 | Jun 2025 | $109.98k | |
| Waihonu North LLC | Plano, TX | Independent Power Producer | 1 | 4.8 GWh | Dec 2024 | - | ||
| Waihonu South LLC | Plano, TX | Independent Power Producer | 1 | 1.4 GWh | Dec 2024 | - | ||
| Walden Ny 1, LLC | Louisville, CO | Independent Power Producer | 1 | 2.9 GWh | Dec 2024 | - | ||
| Walla Walla City Of | Walla Walla, WA | Municipally-Owned Utility | 1 | 7.9 GWh | Dec 2024 | - |
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% |