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 |
|---|---|---|---|---|---|---|---|---|
| HL Power Company | Wendel, CA | Independent Power Producer | 1 | 214.3 GWh | Dec 2025 | Jul 2025 | $4.77M | |
| Town Of West Boylston - (Ma) | West Boylston, MA | Municipally-Owned Utility | 1 | 546.0 MWh | Dec 2025 | - | ||
| Caldwell Wastewater Treatment Plant | West Caldwell, NJ | Investor-Owned Utility | 1 | 965.0 MWh | Dec 2025 | - | ||
| Bethel Wind Energy LLC | West DES Moines, IA | Independent Power Producer | - | - | Dec 2015 | Sep 2025 | $1.69M | |
| Elk Wind Energy LLC | West DES Moines, IA | Independent Power Producer | - | - | Dec 2015 | Sep 2025 | $2.35M | |
| Rippey Wind Energy LLC | West DES Moines, IA | Independent Power Producer | - | - | Dec 2015 | Sep 2025 | $1.80M | |
| Stored Solar J&We | West Enfield, ME | Independent Power Producer | 2 | 53.5 GWh | Jan 2026 | Mar 2023 | ||
| Marlboro Mushroom | West Grove, PA | Commercial | 1 | 1.4 GWh | Dec 2025 | - | ||
| Southeastern Chester County Refuse AUTH | West Grove, PA | Municipally-Owned Utility | 1 | 2.0 GWh | Dec 2025 | - | ||
| LSE ARA LLC | West Hartford, CT | Independent Power Producer | 1 | 1.7 GWh | Dec 2025 | - | ||
| LSE Canes Venatici LLC | West Hartford, CT | Independent Power Producer | 1 | 3.5 GWh | Dec 2025 | - | ||
| LSE Canis Major LLC | West Hartford, CT | Independent Power Producer | 1 | 3.5 GWh | Dec 2025 | - | ||
| LSE Canis Minor LLC | West Hartford, CT | Independent Power Producer | 1 | 1.6 GWh | Dec 2025 | - | ||
| LSE Cassiopeia LLC | West Hartford, CT | Independent Power Producer | 1 | 3.2 GWh | Dec 2025 | - | ||
| LSE Centaurus LLC | West Hartford, CT | Independent Power Producer | 1 | 3.2 GWh | Dec 2025 | - | ||
| LSE Chamaeleon LLC | West Hartford, CT | Independent Power Producer | 1 | 406.0 MWh | Oct 2025 | - | ||
| LSE Coma Berenices LLC | West Hartford, CT | Independent Power Producer | 1 | 3.7 GWh | Dec 2025 | - | ||
| LSE Corona Austrina LLC | West Hartford, CT | Independent Power Producer | 1 | 2.6 GWh | Dec 2025 | - | ||
| LSE Crater LLC | West Hartford, CT | Independent Power Producer | 1 | 1.5 GWh | Dec 2025 | - | ||
| LSE Delphinus LLC | West Hartford, CT | Independent Power Producer | 1 | 3.4 GWh | Dec 2025 | - | ||
| LSE Fornax LLC | West Hartford, CT | Independent Power Producer | 1 | 7.5 GWh | Dec 2025 | - | ||
| LSE Indus LLC | West Hartford, CT | Independent Power Producer | 1 | 3.3 GWh | Dec 2025 | - | ||
| LSE Lepus LLC | West Hartford, CT | Independent Power Producer | 1 | 3.2 GWh | Dec 2025 | - | ||
| LSE Ophiuchus LLC | West Hartford, CT | Independent Power Producer | 1 | 4.4 GWh | Dec 2025 | - | ||
| LSE Pegasus LLC | West Hartford, CT | Independent Power Producer | 1 | 8.3 GWh | Dec 2025 | - | ||
| LSE Perseus LLC | West Hartford, CT | Independent Power Producer | 1 | 5.5 GWh | Dec 2025 | - | ||
| LSE Phoenix LLC | West Hartford, CT | Independent Power Producer | 1 | 3.5 GWh | Dec 2025 | - | ||
| LSE Pictor LLC | West Hartford, CT | Independent Power Producer | 1 | 3.7 GWh | Dec 2025 | - | ||
| LSE Pisces LLC | West Hartford, CT | Independent Power Producer | 1 | 6.5 GWh | Dec 2025 | - | ||
| LSE Sculptor, LLC | West Hartford, CT | Independent Power Producer | 1 | 1.5 GWh | Dec 2025 | - | ||
| Nationwide Solar Energy LLC | West Hartford, CT | Independent Power Producer | 1 | 4.9 GWh | Dec 2025 | - | ||
| Realgy, LLC | West Hartford, CT | - | - | - | Oct 2025 | $176.48k | $113.43k | |
| VCP Realty, LLC | West Hartford, CT | Independent Power Producer | 6 | 2.0 GWh | Dec 2025 | - | ||
| Purdue University | West Lafayette, IN | State-Owned Utility | 1 | 142.6 GWh | Aug 2026 | - | ||
| City Of West Liberty - (Ia) | West Liberty, IA | Municipally-Owned Utility | 1 | 236.8 MWh | Dec 2025 | - | ||
| Diamond Properties | West Nyack, NY | Commercial | 2 | 2.3 GWh | Dec 2025 | - | ||
| American Sugar Refining Inc. | West Palm Beach, FL | |Independent Power Producer | 3 | 45.9 GWh | Aug 2026 | - | ||
| Boca BN, LLC | West Palm Beach, FL | Independent Power Producer | 1 | 944.5 GWh | Aug 2026 | Oct 2025 | $2.85M | |
| Solid Waste Authority Of Palm Beach Co | West Palm Beach, FL | Political Subdivision | 2 | 924.2 GWh | Aug 2026 | - | ||
| City Of West Plains - (Mo) | West Plains, MO | Municipally-Owned Utility | 1 | 3.6 GWh | Dec 2025 | Jan 2014 | ||
| City Of West Point - (Ne) | West Point, NE | Municipally-Owned Utility | 1 | 217.4 MWh | Dec 2025 | - | ||
| Westrock-West Point Mill | West Point, VA | Industrial | 1 | 578.1 GWh | Aug 2026 | - | ||
| Western Massachusetts Electric Company | West Springfield, MA | Investor-Owned Utility | 3 | 8.8 GWh | Aug 2026 | Sep 2025 | $2.82M | |
| MD CDG 001 LLC | West Trenton, NJ | Independent Power Producer | 1 | 2.3 GWh | Dec 2025 | - | ||
| MD CDG 002 LLC | West Trenton, NJ | Independent Power Producer | 1 | 2.3 GWh | Dec 2025 | - | ||
| Semass Partnership | West Wareham, MA | Commercial | 1 | 587.7 GWh | Aug 2026 | Mar 2025 | ||
| Great River Hydro, LLC | Westborough, MA | Independent Power Producer | 13 | 1.4 TWh | Dec 2025 | Sep 2025 | $44.29M | |
| Sappi North America, Inc. | Westbrook, ME | - | - | - | Sep 2025 | $265.71k | ||
| Covanta Hempstead Company | Westbury, NY | Independent Power Producer | 1 | 515.0 GWh | Aug 2026 | Apr 2024 | ||
| Silverstreet Hydro | Westfield, MA | Independent Power Producer | 2 | 4.9 GWh | Dec 2025 | - | ||
| Calwind Resources Inc | Westlake VIllage, CA | Independent Power Producer | 2 | 64.4 GWh | Dec 2025 | - | ||
| TRI-State G & T Assn, Inc | Westminster, CO | Cooperative | 12 | 5.6 TWh | Aug 2026 | - | ||
| TRI-State Generation And Transmission Association, Inc. | Westminster, CO | - | - | - | Oct 2025 | $309.00M | $68.23M | |
| Maryland Environmental Service | Westover, MD | State-Owned Utility | 1 | 15.9 GWh | Aug 2026 | - | ||
| Albemarle Beach Solar, LLC | Westport, CT | Independent Power Producer | 1 | 236.4 GWh | Aug 2026 | Oct 2025 | $3.98M | |
| Aulander Holloman Solar, LLC | Westport, CT | Independent Power Producer | 1 | 188.1 GWh | Aug 2026 | Oct 2025 | $2.84M | |
| Choco Solar LLC | Westport, CT | Independent Power Producer | 1 | 10.2 GWh | Dec 2025 | - | ||
| Magruder Solar, LLC | Westport, CT | Independent Power Producer | 1 | 335.0 MWh | Dec 2025 | - | ||
| Mechanicsville Solar, LLC | Westport, CT | Independent Power Producer | 1 | 68.2 GWh | Aug 2026 | Oct 2025 | $867.24k | |
| Ny Thompson III, LLC | Westport, CT | Independent Power Producer | 1 | 5.0 GWh | Dec 2025 | - | ||
| Ranchland Solar, LLC | Westport, CT | Independent Power Producer | 1 | 117.3 GWh | Aug 2026 | Oct 2025 | $1.73M | |
| Signal Street Operating, LLC | Westport, CT | Independent Power Producer | 1 | 3.1 GWh | Dec 2025 | - | ||
| Sugar Run Solar, LLC | Westport, CT | Independent Power Producer | 1 | 8.8 GWh | Dec 2025 | - | ||
| Sunenergy1-Scotland Neck, LLC | Westport, CT | Independent Power Producer | 1 | 5.4 GWh | Dec 2025 | - | ||
| Williamston Speight Solar, LLC | Westport, CT | Independent Power Producer | 1 | 25.8 GWh | Dec 2025 | - | ||
| Nstar Electric Company | Westwood, MA | Investor-Owned Utility | 17 | 61.3 GWh | Aug 2026 | Oct 2025 | $27.02M | $57.43M |
| CER Colorado Bend Energy Partners LP | Wharton, TX | Independent Power Producer | 1 | 2.1 TWh | Aug 2026 | - | ||
| Dunns Bridge Solar Center LLC | Wheatfield, IN | Investor-Owned Utility | 1 | 457.7 GWh | Aug 2026 | Sep 2025 | $3.77M | |
| Will County Energy LLC | Wheaton, IL | Independent Power Producer | 1 | 3.6 GWh | Dec 2025 | - | ||
| Llano Estacado Wind Ranch | White Deer, TX | Independent Power Producer | 1 | 85.4 GWh | Dec 2025 | Oct 2025 | $320.34k | |
| CPV Fairview, LLC | White Plains, NY | Independent Power Producer | 1 | 5.3 TWh | Aug 2026 | Oct 2025 | $84.75M | |
| New York Power Authority | White Plains, NY | State-Owned Utility | 22 | 26.7 TWh | Aug 2026 | Sep 2025 | $21.06M | |
| Power Authority Of The State Of New York | White Plains, NY | - | - | - | Oct 2025 | $202.33M | ||
| White Springs Agrici Chem Inc | White Springs, FL | Industrial | 2 | 92.4 GWh | Aug 2026 | - | ||
| BP Alternative Energy | Whiting, IN | Commercial | 1 | 2.9 TWh | Aug 2026 | Jan 2025 | ||
| Whiting Clean Energy, Inc. | Whiting, IN | - | - | - | Sep 2025 | $32.16M | ||
| Flint Hills Resources Pine Bend, LLC | Wichita, KS | Industrial | 1 | 390.2 GWh | Dec 2025 | - | ||
| Invista | Wichita, KS | Industrial | 3 | 576.2 GWh | Jan 2026 | - | ||
| Rolling Hills Generating LLC | Wilkesville, OH | Independent Power Producer | 1 | 2.2 TWh | Dec 2025 | Oct 2025 | $35.26M | |
| Yellowbud Solar LLC | Williamsport, OH | Independent Power Producer | - | 527.7 GWh | Dec 2024 | Oct 2025 | $6.86M | |
| MC1 Solar Farm, LLC | Williamston, NC | Independent Power Producer | 1 | 8.2 GWh | Dec 2025 | - | ||
| President & Trustees Of Williams College | Williamstown, MA | Commercial | 1 | 3.3 GWh | Dec 2025 | - | ||
| ACC Renewable Resources | Williams, CA | Independent Power Producer | 1 | 24.7 GWh | Dec 2025 | - | ||
| Wadham Energy LP | Williams, CA | Independent Power Producer | 1 | 161.9 GWh | Dec 2025 | Jun 2025 | $109.98k | |
| Chittenden County Solar Partners LLC | Williston, VT | Independent Power Producer | 1 | 3.0 GWh | Dec 2025 | - | ||
| Harbor Cogeneration Co. | Wilmington, CA | Independent Power Producer | 1 | 4.2 GWh | Nov 2025 | Oct 2025 | $48.09k | |
| Valero Wilmington | Wilmington, CA | Industrial | 1 | 231.6 GWh | Dec 2025 | - | ||
| 13 Mile Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 4.1 GWh | Dec 2025 | - | ||
| 53 SP Solar Trust | Wilmington, DE | Independent Power Producer | 2 | 5.3 GWh | Dec 2025 | - | ||
| Angola Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 4.1 GWh | Dec 2025 | - | ||
| BWC Gibbs Brook, LLC | Wilmington, DE | Independent Power Producer | 1 | 6.9 GWh | Dec 2025 | - | ||
| BWC Harlow Brook, LLC | Wilmington, DE | Independent Power Producer | 1 | 2.2 GWh | Dec 2025 | - | ||
| BWC Pocasset River, LLC | Wilmington, DE | Independent Power Producer | 1 | 2.4 GWh | Dec 2025 | - | ||
| BWC Wareham River, LLC | Wilmington, DE | Independent Power Producer | 1 | 1.8 GWh | Dec 2025 | - | ||
| Byrne Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 10.5 GWh | Dec 2025 | - | ||
| Captain Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 3.9 GWh | Dec 2025 | - | ||
| Cartier Energy, LLC | Wilmington, DE | Commercial | 6 | 309.5 GWh | Aug 2026 | - | ||
| Ci III VK I Te Partnership LLC | Wilmington, DE | Independent Power Producer | 1 | 144.9 GWh | Aug 2026 | - | ||
| Coldwater Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 3.9 GWh | Dec 2025 | - | ||
| Concho Bluff LLC | Wilmington, DE | Independent Power Producer | 1 | 496.3 GWh | Aug 2026 | - |
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 | Aug 2026 | Nuclear |
| Barry | Bucks, Alabama | 14 TWh | Jan 1954 | Aug 2026 | Natural Gas : 96.4% Bituminous Coal : 3.6% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Aug 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | Aug 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Aug 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 31 TWh | Jul 1974 | Aug 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 15 TWh | Oct 1975 | Aug 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Aug 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Aug 2026 | Nuclear |
| Catawba | York, South Carolina | 18 TWh | May 1985 | Aug 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Aug 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Aug 2026 | Natural Gas : 69.9% Bituminous Coal : 29.9% |
| Diablo Canyon | Avila Beach, California | 19 TWh | Apr 1985 | Aug 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Aug 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Aug 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Aug 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 12 TWh | Sep 1974 | Aug 2026 | Bituminous Coal : 99.5% |
| Grand Coulee | Grand Coulee, Washington | 19 TWh | Feb 1941 | Aug 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | Aug 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Aug 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 19 TWh | Apr 1971 | Aug 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Aug 2026 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| Joseph M Farley | Columbia, Alabama | 15 TWh | Nov 1977 | Aug 2026 | Nuclear |
| Labadie | Labadie, Missouri | 15 TWh | May 1970 | Aug 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Aug 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Aug 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Aug 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Aug 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 15 TWh | Oct 1969 | Aug 2026 | Subbituminous Coal : 75.1% Bituminous Coal : 15.7% Petroleum Coke : 9.0% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Aug 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Aug 2026 | Nuclear |
| Oak Grove (TX) | Franklin, Texas | 12 TWh | Mar 2010 | Aug 2026 | Lignite Coal : 99.3% Natural Gas : 0.7% |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Aug 2026 | Nuclear |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Aug 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Aug 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Aug 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Aug 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Aug 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Aug 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 18 TWh | Jun 1981 | Aug 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 20 TWh | Jul 1988 | Aug 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 15 TWh | Apr 1976 | Aug 2026 | Nuclear |
| Surry | Surry, Virginia | 12 TWh | Nov 1972 | Aug 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 20 TWh | May 1983 | Aug 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Aug 2026 | Nuclear : 64.7% Natural Gas : 35.3% |
| Union Power Station | El Dorado, Arkansas | 13 TWh | Dec 2002 | Aug 2026 | Natural Gas |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Aug 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 14 TWh | May 1958 | Aug 2026 | Subbituminous Coal : 82.1% Natural Gas : 17.9% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 20 TWh | Apr 1996 | Aug 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | Aug 2026 | Natural Gas : 99.9% |