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 |
|---|---|---|---|---|---|---|---|---|
| Unisea Inc | Dutch Harbor, AK | Commercial | 1 | 35.0 GWh | Dec 2024 | - | ||
| Umass Boston | Dorchester, MA | Commercial | - | 714.6 MWh | Dec 2023 | - | ||
| Transamerica Pyramid Properties LLC | San Francisco, CA | Commercial | 1 | 667.1 MWh | Dec 2023 | - | ||
| University Of Redlands | Redlands, CA | Commercial | 1 | 2.0 GWh | Dec 2024 | - | ||
| Stamford Health Tully Health Center | Stamford, CT | Commercial | 1 | 5.0 GWh | Dec 2024 | - | ||
| Thums Long Beach Company | Long Beach, CA | Commercial | 1 | 238.4 GWh | Sep 2025 | - | ||
| Suncoke Energy, Inc. | Knoxville, TN | Commercial | 3 | 732.6 GWh | Dec 2024 | - | ||
| Interstate Power Co | Cedar Rapids, IA | |Investor-Owned Utility | 42 | 13.6 TWh | Sep 2025 | Oct 2025 | $114.99M | $13.68M |
| Northwestern Energy LLC - (MT) | Butte, MT | |Investor-Owned Utility | 29 | 3.8 TWh | Sep 2025 | Oct 2025 | $9.24M | $9.28M |
| Merck & Co Inc-West Point | Rahway, NJ | |Industrial | 4 | 347.3 GWh | Sep 2025 | Sep 2025 | $96.43k | |
| Goodyear Tire & Rubber Co | Beaumont, TX | |Industrial | 2 | 292.2 GWh | Sep 2025 | - | ||
| Valero Refining Co California | Corpus Christi, TX | |Industrial | 6 | 394.4 GWh | Sep 2025 | - | ||
| Sonoco Products Co | Hartsville, SC | |Industrial | 2 | 69.1 GWh | Sep 2025 | - | ||
| Conoco Phillips Alaska Inc | Rodeo, CA | |Industrial | 1 | - | Dec 2014 | Oct 2025 | $242.74M | $45.12M |
| Dow Chemical Co | Wilmington, DE | |Independent Power Producer|Industrial | 9 | 15.7 TWh | Sep 2025 | Oct 2025 | $29.42M | |
| International Paper Co | Port Wentworth, GA | |Independent Power Producer|Industrial | 22 | 6.0 TWh | Sep 2025 | Sep 2025 | $296.30k | |
| Guadalupe Power Partners LP | |Independent Power Producer | 2 | 6.4 TWh | Sep 2025 | - | |||
| Howard Wind LLC | Boston, MA | |Independent Power Producer | 1 | 120.9 GWh | Dec 2024 | Oct 2025 | $2.65M | |
| Luminant Generation Company LLC | Irving, TX | |Independent Power Producer | 29 | 51.2 TWh | Sep 2025 | - | ||
| Calpine Corp - Metcalf Energy Center | San Jose, CA | |Independent Power Producer | 14 | 14.5 TWh | Sep 2025 | Mar 2025 | ||
| Brookfield Power New England | Millinocket, ME | |Independent Power Producer | 1 | 284.5 GWh | Dec 2024 | - | ||
| American Sugar Refining Inc. | West Palm Beach, FL | |Independent Power Producer | 3 | 59.9 GWh | Sep 2025 | - | ||
| University Of California-La | LOS Angeles, CA | |Commercial | 2 | 190.1 GWh | Sep 2025 | - | ||
| St Mary's Hospital | Bayside, NY | |Commercial | 3 | 61.6 GWh | Sep 2025 | - | ||
| Tatanka Ridge Wind, LLC | Ashwaubenon, WI | - | - | - | Oct 2025 | $2.72M | ||
| Tatanka Wind Power, LLC | Chicago, IL | - | - | - | Oct 2025 | $1.50M | ||
| Twin Buttes Wind LLC | Portland, OR | - | - | - | Sep 2025 | $2.90M | ||
| Stream Energy Pennsylvania, LLC | Princeton, NJ | - | - | - | Oct 2025 | $2.47M | ||
| Twin Buttes Wind II LLC | Portland, OR | - | - | - | Sep 2025 | $1.96M | ||
| Wessington Springs Wind, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $2.60M | ||
| Twiggs County Solar, LLC | New York, NY | - | - | - | Sep 2025 | $3.08M | ||
| Streator-Cayuga Ridge Wind Power LLC | Portland, OR | - | - | - | Sep 2025 | $4.53M | ||
| TYR Energy, LLC | Overland Park, KS | - | - | - | Sep 2025 | $4.63M | $2.81M | |
| Stanford University Power LLC | Stanford, CA | - | - | - | Oct 2025 | $1.27M | $1.99M | |
| West Medway II, LLC | Baltimore, MD | - | - | - | Sep 2025 | $17.47M | ||
| Town Square Energy East, LLC | Brooklyn, NY | - | - | - | Oct 2025 | $34.83k | $1.64M | |
| Stanton Battery Energy Storage, LLC | Sacramento, CA | - | - | - | Sep 2025 | $3.99M | ||
| Turquoise Nevada LLC | Montpelier, VT | - | - | - | Sep 2025 | $1.12M | ||
| Stream Energy New York, LLC | Princeton, NJ | - | - | - | Sep 2025 | $3.08k | ||
| West Warwick Energy Storage 1 LLC | New York, NY | - | - | - | Sep 2025 | $171.16k | ||
| TC Energy Marketing Inc. | Calgary, AB | - | - | - | Sep 2025 | $202.73k | ||
| Sunsea Energy, LLC | Birmingham, AL | - | - | - | Oct 2025 | $39.36k | ||
| Weatherford Wind, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $2.25M | ||
| Tecolote Wind LLC | Houston, TX | - | - | - | Oct 2025 | $16.60M | ||
| Summer Energy Midwest, LLC | Houston, TX | - | - | - | Oct 2025 | $4.70M | ||
| UGI Utilities Inc. | Denver, PA | - | - | - | Oct 2025 | $1.14M | $11.48M | |
| Solar Star California XIii, LLC | Scottsdale, AZ | - | - | - | Sep 2025 | $11.99M | ||
| TEC Energy Inc. | Montreal, QC | - | - | - | Oct 2025 | $29.09M | ||
| Susquehanna Nuclear, LLC | Houston, TX | - | - | - | Oct 2025 | $119.45M | ||
| Solar Roadrunner LLC | Houston, TX | - | - | - | Sep 2025 | $1.93M | ||
| Sustaining Power Solutions LLC | Houston, TX | - | - | - | Oct 2025 | $21.86M | ||
| Wellhead Power Panoche, LLC | Sacramento, CA | - | - | - | Sep 2025 | $1.49M | ||
| Solar Partners XI, LLC | Birmingham, AL | - | - | - | Sep 2025 | $26.21M | ||
| Solar Partners VIII, LLC | Princeton, NJ | - | - | - | Sep 2025 | $13.84M | ||
| Solar Partners II, LLC | Princeton, NJ | - | - | - | Sep 2025 | $11.32M | ||
| Solar Partners I, LLC | Princeton, NJ | - | - | - | Sep 2025 | $13.78M | ||
| U.S. Energy Partners, LLC | Garden City, NY | - | - | - | Oct 2025 | $80.39k | $91.91k | |
| TBG Cogen Partners | Houston, TX | - | - | - | Oct 2025 | $2.36M | ||
| Solar Blythe LLC | Houston, TX | - | - | - | Sep 2025 | $1.14M | ||
| Twin Ridges LLC | Pittsburgh, PA | - | - | - | Oct 2025 | $6.37M | ||
| Wellesley Bess LLC | Boston, MA | - | - | - | Oct 2025 | $96.87k | ||
| Twin Eagle Resource Management, LLC | Spring, TX | - | - | - | Oct 2025 | $6.31M | $2.22M | |
| Stored Solar, LLC | New York, NY | - | - | - | Sep 2025 | $288.16k | ||
| Tropicana Manufacturing Company Inc. | Bradenton, FL | - | - | - | Aug 2025 | $362.25k | ||
| Syracuse, L.L.C. | Warner Robins, GA | - | - | - | Oct 2025 | $1.66M | $53.30k | |
| Stephentown Spindle, LLC | Tyngsboro, MA | - | - | - | Oct 2025 | $264.26k | ||
| Smartenergy Holdings, LLC | New York, NY | - | - | - | Oct 2025 | $2.34M | $14.41M | |
| Trafigura Trading LLC | Houston, TX | - | - | - | Oct 2025 | $85.18M | ||
| Triple H Wind Project, LLC | Houston, TX | - | - | - | Sep 2025 | $6.79M | ||
| Stetson Wind II, LLC | Gatineau, QC | - | - | - | Sep 2025 | $705.09k | ||
| Westrock VIrginia Corporation | Atlanta, GA | - | - | - | Sep 2025 | $14.17M | ||
| Sleeping Bear, LLC | Houston, TX | - | - | - | Sep 2025 | $598.66k | ||
| Trimont Wind I LLC | Portland, OR | - | - | - | Sep 2025 | $1.89M | ||
| Westside Canal 2a, LLC | Chicago, IL | - | - | - | Oct 2025 | $27.09k | ||
| Slate Creek Wind Project, LLC | Phoenix, AZ | - | - | - | Oct 2025 | $2.71M | ||
| TRI-State Generation And Transmission Association, Inc. | Westminster, CO | - | - | - | Oct 2025 | $309.00M | $68.23M | |
| Smoky Hills Wind Farm, LLC | Andover, MA | - | - | - | Oct 2025 | $1.91M | ||
| WGP Redwood Holdings, LLC | Birmingham, AL | - | - | - | Sep 2025 | $20.66M | $20.66M | |
| Skysol, LLC | Irvine, CA | - | - | - | Sep 2025 | $1.78M | ||
| Transalta Energy Marketing Corp. | Calgary, AB | - | - | - | Oct 2025 | $216.23M | $147.79M | |
| Stillwater Wind, LLC | Houston, TX | - | - | - | Sep 2025 | $1.71M | ||
| Stoneray Power Partners, LLC | Phoenix, AZ | - | - | - | Oct 2025 | $2.04M | ||
| Stony Creek Energy LLC | Chicago, IL | - | - | - | Oct 2025 | $3.50M | ||
| Wheatridge Solar Energy Center, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $2.62M | ||
| Sky Ranch Solar, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $4.66M | ||
| Wheatridge Wind II, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $5.66M | ||
| Wheelabrator Baltimore, L.P. | Portsmouth, NH | - | - | - | Oct 2025 | $5.07M | ||
| Wheelabrator Bridgeport, L.P. | Portsmouth, NH | - | - | - | Sep 2025 | $5.57M | ||
| Wheelabrator Concord Company, L.P. | Portsmouth, NH | - | - | - | Sep 2025 | $90.87k | ||
| Transcanada Energy Sales Ltd. | Calgary, AB | - | - | - | Sep 2025 | $1.17M | $383.80k | |
| Tallbear Seville LLC | Charlotte, NC | - | - | - | Sep 2025 | $1.15M | ||
| West Warwick Energy Storage 3 LLC | New York, NY | - | - | - | Sep 2025 | $180.54k | ||
| Solar Borrego I LLC | Houston, TX | - | - | - | Sep 2025 | $2.60M | ||
| Unitil Energy Systems, Inc. | Hampton, NH | - | - | - | Sep 2025 | $1.80M | $2.84M | |
| Tunica Windpower LLC | Louisville, CO | - | - | - | Sep 2025 | $2.08M | ||
| Stanton Energy Reliability Center, LLC | Sacramento, CA | - | - | - | Sep 2025 | $5.15M | ||
| Solar Alpine LLC | Houston, TX | - | - | - | Sep 2025 | $4.08M | ||
| Western Antelope Blue Sky Ranch A LLC | Louisville, CO | - | - | - | Sep 2025 | $1.26M | ||
| Western Antelope Blue Sky Ranch B LLC | Louisville, CO | - | - | - | Sep 2025 | $1.29M | ||
| Western Antelope Dry Ranch LLC | Louisville, CO | - | - | - | Sep 2025 | $487.31k |
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% |