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 |
|---|---|---|---|---|---|---|---|---|
| Stillwater Wind, LLC | Houston, TX | - | - | - | Sep 2025 | $1.71M | ||
| Stored Solar, LLC | New York, NY | - | - | - | Sep 2025 | $288.16k | ||
| Storey Bend Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 203.5 GWh | Mar 2026 | Sep 2025 | $1.88M | |
| Storey Energy Center, LLC | Juno Beach, FL | Independent Power Producer | 1 | 327.5 GWh | Mar 2026 | Sep 2025 | $4.06M | |
| Storm Lake Power Partners I LLC | Duluth, MN | - | - | - | Sep 2025 | $282.67k | ||
| Story County Wind, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $1.66M | ||
| Stream Energy New York, LLC | Princeton, NJ | - | - | - | Sep 2025 | $3.08k | ||
| Streator-Cayuga Ridge Wind Power LLC | Portland, OR | - | - | - | Sep 2025 | $4.53M | ||
| Stuttgart Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 166.2 GWh | Mar 2026 | Sep 2025 | $2.27M | |
| Sugar Solar, LLC | Asheville, NC | Independent Power Producer | 1 | 98.5 GWh | Dec 2025 | Sep 2025 | $1.19M | |
| Summer Solar LLC | Louisville, CO | - | - | - | Sep 2025 | $1.22M | ||
| Sun City Project LLC | San Diego, CA | - | - | - | Sep 2025 | $2.55M | ||
| Sun Streams 2, LLC | Boston, MA | Independent Power Producer | 1 | 354.0 GWh | Mar 2026 | Sep 2025 | $1.57M | |
| Sun Streams Expansion, LLC | Boston, MA | Independent Power Producer | 1 | 789.8 GWh | Mar 2026 | Sep 2025 | $18.72M | |
| Sun Streams, LLC | Houston, TX | - | - | - | Sep 2025 | $6.23M | ||
| Sun Streams PVS, LLC | Boston, MA | Independent Power Producer | 1 | 500.4 GWh | Mar 2026 | Sep 2025 | $10.77M | |
| Sunflower Wind Project | Boston, MA | Investor-Owned Utility | - | - | Dec 2018 | Sep 2025 | $2.58M | |
| Sunlight Road Solar, LLC | New York, NY | Independent Power Producer | 1 | 128.3 GWh | Mar 2026 | Sep 2025 | $1.24M | |
| Sunlight Storage II, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $10.61M | ||
| Sunlight Storage, LLC | Juno Beach, FL | Independent Power Producer | 2 | -101.6 GWh | Mar 2026 | Sep 2025 | $10.35M | |
| Sunnybrook Farm Solar, LLC | Houston, TX | Independent Power Producer | 1 | 96.9 GWh | Mar 2026 | Sep 2025 | $1.28M | |
| Sunray Energy 2, LLC | Boise, ID | Independent Power Producer | 1 | 60.5 GWh | Dec 2024 | Sep 2025 | $1.09M | |
| Sunray Energy 3 LLC | Boise, ID | Independent Power Producer | 1 | 38.4 GWh | Dec 2024 | Sep 2025 | $625.42k | |
| Sunshine Gas Producers LLC | Detroit, MI | Investor-Owned Utility | 1 | 142.7 GWh | Mar 2026 | Sep 2025 | $2.93M | |
| Sunshine Valley Solar LLC | San Francisco, CA | Independent Power Producer | - | - | - | Sep 2025 | $3.64M | |
| Swamp Fox Solar, LLC | Asheville, NC | Independent Power Producer | 1 | 24.0 GWh | Dec 2024 | Sep 2025 | $313.61k | |
| Sweetwater Solar LLC | Irvine, CA | Independent Power Producer | - | - | Dec 2023 | Sep 2025 | $2.44M | |
| Swiftwater Solar, LLC | Newark, NJ | - | - | - | Sep 2025 | $177.46k | ||
| System Energy Resources, Inc | Jackson, MS | Investor-Owned Utility | 1 | 11.2 TWh | Mar 2026 | Sep 2025 | $144.80M | |
| Talen Montana LLC | Colstrip, MT | Independent Power Producer | 2 | 9.1 TWh | Mar 2026 | Sep 2025 | $7.59M | $411.28k |
| Tallbear Seville LLC | Charlotte, NC | - | - | - | Sep 2025 | $1.15M | ||
| Taloga Wind LLC | Scottsdale, AZ | Independent Power Producer | 1 | 208.3 GWh | Dec 2024 | Sep 2025 | $2.25M | |
| Taylor Creek Solar LLC | Juno Beach, FL | Independent Power Producer | 1 | 198.5 GWh | Mar 2026 | Sep 2025 | $1.90M | |
| TC Energy Marketing Inc. | Calgary, AB | - | - | - | Sep 2025 | $202.73k | ||
| Techren Solar I LLC | Boise, ID | Independent Power Producer | 1 | 240.0 GWh | Mar 2026 | Sep 2025 | $2.71M | |
| Techren Solar II LLC | Boise, ID | Independent Power Producer | 1 | 500.3 GWh | Feb 2026 | Sep 2025 | $5.25M | |
| Techren Solar III LLC | Boise, ID | Independent Power Producer | 1 | 58.8 GWh | Mar 2026 | Sep 2025 | $574.82k | |
| Techren Solar IV LLC | Boise, ID | Independent Power Producer | 1 | 58.6 GWh | Mar 2026 | Sep 2025 | $623.89k | |
| Techren Solar V LLC | Boise, ID | Independent Power Producer | 1 | 116.9 GWh | Mar 2026 | Sep 2025 | $1.15M | |
| Telocaset Wind Power Partners | Union, OR | Independent Power Producer | 1 | 317.4 GWh | Dec 2024 | Sep 2025 | $5.13M | |
| Tenaska Alabama Partners LP | Omaha, NE | Independent Power Producer | 1 | 1.8 TWh | Dec 2024 | Sep 2025 | $15.80M | |
| Tenaska Clear Creek Wind, LLC | Omaha, NE | - | - | - | Sep 2025 | $3.00M | ||
| Tenaska Georgia Partners LP | Omaha, NE | Independent Power Producer | 1 | 109.2 GWh | Feb 2026 | Sep 2025 | $15.67M | |
| Terraform IWG Acquisition Holdings II, LLC | Gatineau, QC | - | - | - | Sep 2025 | $7.78M | ||
| Three Buttes Windpower, LLC | Charlotte, NC | - | - | - | Sep 2025 | $3.38M | ||
| Three Corners Solar, LLC | Boston, MA | Independent Power Producer | 1 | 199.6 GWh | Mar 2026 | Sep 2025 | $5.65M | |
| Three Peaks Power LLC | Houston, TX | Independent Power Producer | - | - | Dec 2023 | Sep 2025 | $2.83M | |
| Thunder Wolf Energy Center, LLC | Juno Beach, FL | Independent Power Producer | 1 | 578.6 GWh | Mar 2026 | Sep 2025 | $5.20M | |
| Tidal Energy Marketing (U.S.) L.L.C. | Calgary, AB | - | - | - | Sep 2025 | $37.84M | ||
| Tilton Energy LLC | Tilton, IL | Independent Power Producer | 1 | 69.3 GWh | Dec 2024 | Sep 2025 | $1.77M | |
| Timber Road Solar Park | Houston, TX | Independent Power Producer | 1 | 106.8 GWh | Mar 2026 | Sep 2025 | $1.18M | |
| Titan Solar 1, LLC | Boston, MA | Independent Power Producer | 1 | 143.3 GWh | Mar 2026 | Sep 2025 | $1.43M | |
| Titan Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 103.5 GWh | Mar 2026 | Sep 2025 | $960.20k | |
| Tiverton Power LLC | Tiverton, RI | Independent Power Producer | 1 | 1.7 TWh | Dec 2024 | Sep 2025 | $20.48M | |
| Top Of The World Wind Energy, LLC | Charlotte, NC | - | - | - | Sep 2025 | $6.08M | ||
| Topaz Solar Farms LLC | Santa Margarita, CA | Independent Power Producer | 1 | 1.1 TWh | Mar 2026 | Sep 2025 | $42.73M | |
| TPW Petersburg LLC | Petersburg, NE | Independent Power Producer | 1 | 177.4 GWh | Dec 2024 | Sep 2025 | $2.69M | |
| Transalta Wyoming Wind LLC | Evanston, WY | Independent Power Producer | 1 | 318.8 GWh | Dec 2024 | Sep 2025 | $3.32M | |
| Transcanada Energy Sales Ltd. | Calgary, AB | - | - | - | Sep 2025 | $1.17M | $383.80k | |
| Trent River Solar, LLC | Asheville, NC | Independent Power Producer | 1 | 121.7 GWh | Dec 2025 | Sep 2025 | $1.53M | |
| Trimont Wind I LLC | Portland, OR | - | - | - | Sep 2025 | $1.89M | ||
| Triple H Wind Project, LLC | Houston, TX | - | - | - | Sep 2025 | $6.79M | ||
| Tropico, LLC | Pasadena, CA | Independent Power Producer | - | - | Dec 2019 | Sep 2025 | $996.99k | |
| Troutdale Grid, LLC | Juno Beach, FL | Independent Power Producer | 1 | -35.1 GWh | Mar 2026 | Sep 2025 | $9.21M | |
| Troy Energy LLC | Luckey, OH | Independent Power Producer | 1 | 1.0 TWh | Dec 2024 | Sep 2025 | $20.93M | |
| Tuana Springs Energy, LLC | Baltimore, MD | Independent Power Producer | 1 | 29.2 GWh | Mar 2026 | Sep 2025 | $616.81k | |
| Tulare Solar Center, LLC | Reno, NV | Independent Power Producer | 1 | 148.5 GWh | Mar 2026 | Sep 2025 | $1.11M | |
| TULE Wind LLC | Portland, OR | - | - | - | Sep 2025 | $6.14M | ||
| Tumbleweed Energy Storage, LLC | Walnut Creek, CA | Independent Power Producer | 1 | -28.1 GWh | Mar 2026 | Sep 2025 | $4.43M | |
| Tunica Windpower LLC | Louisville, CO | - | - | - | Sep 2025 | $2.08M | ||
| Turquoise Nevada LLC | Montpelier, VT | - | - | - | Sep 2025 | $1.12M | ||
| Tuscola Bay Wind LLC | Juno Beach, FL | Independent Power Producer | 1 | 400.4 GWh | Mar 2026 | Sep 2025 | $5.47M | |
| Tuscola Wind II LLC | Juno Beach, FL | Independent Power Producer | 1 | 329.4 GWh | Mar 2026 | Sep 2025 | $3.59M | |
| TWE Bowman Solar Project, LLC | Asheville, NC | Independent Power Producer | 1 | 128.2 GWh | Dec 2025 | Sep 2025 | $1.64M | |
| Twiggs County Solar, LLC | New York, NY | - | - | - | Sep 2025 | $3.08M | ||
| Twin Buttes Wind II LLC | Portland, OR | - | - | - | Sep 2025 | $1.96M | ||
| Twin Buttes Wind LLC | Portland, OR | - | - | - | Sep 2025 | $2.90M | ||
| Twin Lakes Solar LLC | Monticello, IN | Independent Power Producer | 1 | 354.0 GWh | Mar 2026 | Sep 2025 | $3.34M | |
| TYR Energy, LLC | Overland Park, KS | - | - | - | Sep 2025 | $4.63M | $2.81M | |
| U.S. General Services Administration | Indianapolis, IN | Federally-Owned Utility | 1 | 519.0 MWh | Dec 2024 | Sep 2025 | $5.59M | |
| UIL Distributed Resources, LLC | New Haven, CT | Independent Power Producer | 1 | 19.4 GWh | Dec 2024 | Sep 2025 | $442.55k | |
| Umbriel Solar, LLC | Boston, MA | Independent Power Producer | 1 | 354.2 GWh | Mar 2026 | Sep 2025 | $3.71M | |
| United Illuminating Co | Orange, CT | Investor-Owned Utility | 3 | 59.4 GWh | Mar 2026 | Sep 2025 | $20.21M | $64.93M |
| Unitil Energy Systems, Inc. | Hampton, NH | - | - | - | Sep 2025 | $1.80M | $2.84M | |
| 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 |
| Upper Missouri G. & T. Electric Cooperative, Inc. | Sidney, MT | - | - | - | Sep 2025 | $218.04M | $222.86M | |
| USG Nevada LLC | Boise, ID | Independent Power Producer | 2 | 91.8 GWh | Dec 2024 | Sep 2025 | $1.69M | |
| USG Oregon LLC | Reno, NV | - | - | - | Sep 2025 | $3.76M | ||
| Utah Red Hills Renewable Park, LLC | Delray, FL | - | - | - | Sep 2025 | $3.54M | ||
| Valcour Wind Energy, LLC | Louisville, CO | - | - | - | Sep 2025 | $316.96k | ||
| Valencia Power LLC | Belen, NM | Independent Power Producer | 1 | 96.9 GWh | Dec 2024 | Sep 2025 | $5.72M | |
| Vandolah Power Co LLC | Wauchula, FL | Independent Power Producer | 1 | 751.4 GWh | Mar 2026 | Sep 2025 | $13.60M | |
| Vansycle II Wind, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $2.68M | ||
| Vasco Winds, LLC | Juno Beach, FL | Independent Power Producer | 1 | 228.6 GWh | Dec 2024 | Sep 2025 | $9.12M | |
| VECO Power Trading, LLC | McLean, VA | - | - | - | Sep 2025 | $4.84M | ||
| Vermont Public Power Supply Authority | Waterbury Center, VT | Political Subdivision | 1 | 1.2 GWh | Dec 2024 | Sep 2025 | $3.25M | |
| Vermont Wind LLC | Boston, MA | Independent Power Producer | - | - | Dec 2011 | Sep 2025 | $1.36M | |
| Vesivec LLC | Philadelphia, PA | - | - | - | Sep 2025 | $20.95k | ||
| Victory Pass I, LLC | San Francisco, CA | Independent Power Producer | 1 | 613.2 GWh | Mar 2026 | Sep 2025 | $5.76M |
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 | Mar 2026 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | Mar 2026 | Natural Gas : 95.8% Bituminous Coal : 4.2% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Mar 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | Mar 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Mar 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 30 TWh | Jul 1974 | Mar 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 16 TWh | Oct 1975 | Mar 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 19 TWh | Aug 1985 | Mar 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Mar 2026 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | Mar 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Mar 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Mar 2026 | Natural Gas : 68.9% Bituminous Coal : 30.9% |
| Diablo Canyon | Avila Beach, California | 17 TWh | Apr 1985 | Mar 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Mar 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Mar 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Mar 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Mar 2026 | Bituminous Coal : 99.6% |
| Grand Coulee | Grand Coulee, Washington | 18 TWh | Feb 1941 | Mar 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | Mar 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Mar 2026 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Mar 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 18 TWh | Apr 1971 | Mar 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Mar 2026 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| Joseph M Farley | Columbia, Alabama | 13 TWh | Nov 1977 | Mar 2026 | Nuclear |
| Labadie | Labadie, Missouri | 16 TWh | May 1970 | Mar 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Mar 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Mar 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Mar 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Mar 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | Mar 2026 | Subbituminous Coal : 75.0% Bituminous Coal : 16.0% Petroleum Coke : 8.9% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Mar 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Mar 2026 | Nuclear |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Mar 2026 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Feb 2026 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Mar 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Mar 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Mar 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Mar 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 16 TWh | Nov 1972 | Mar 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Mar 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 15 TWh | Jun 1981 | Mar 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 21 TWh | Jul 1988 | Mar 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 16 TWh | Apr 1976 | Mar 2026 | Nuclear |
| Surry | Surry, Virginia | 13 TWh | Nov 1972 | Mar 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Mar 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Mar 2026 | Nuclear : 68.1% Natural Gas : 31.9% |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Mar 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 15 TWh | May 1958 | Mar 2026 | Subbituminous Coal : 82.1% Natural Gas : 17.9% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 18 TWh | Apr 1996 | Mar 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | Mar 2026 | Natural Gas |