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 |
|---|---|---|---|---|---|---|---|---|
| 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 | 536.9 GWh | May 2026 | Apr 2024 | ||
| Silverstreet Hydro | Westfield, MA | Independent Power Producer | 2 | 4.8 GWh | Dec 2024 | - | ||
| 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 | May 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 | 14.5 GWh | May 2026 | - | ||
| Albemarle Beach Solar, LLC | Westport, CT | Independent Power Producer | 1 | 247.9 GWh | May 2026 | Oct 2025 | $3.98M | |
| Aulander Holloman Solar, LLC | Westport, CT | Independent Power Producer | 1 | 190.3 GWh | May 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 | 65.2 GWh | May 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 | 114.4 GWh | May 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 | May 2026 | Oct 2025 | $27.02M | $57.43M |
| CER Colorado Bend Energy Partners LP | Wharton, TX | Independent Power Producer | 1 | 2.3 TWh | May 2026 | - | ||
| Dunns Bridge Solar Center LLC | Wheatfield, IN | Investor-Owned Utility | 1 | 513.1 GWh | May 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 | 6.4 TWh | May 2026 | Oct 2025 | $84.75M | |
| New York Power Authority | White Plains, NY | State-Owned Utility | 22 | 26.7 TWh | May 2026 | Sep 2025 | $21.06M | |
| Power Authority Of The State Of New York | White Plains, NY | - | - | - | Oct 2025 | $202.33M | ||
| PP Jaguar Bess LLC | White Plains, NY | Independent Power Producer | 1 | 7.7 GWh | May 2026 | - | ||
| White Springs Agrici Chem Inc | White Springs, FL | Industrial | 2 | 94.6 GWh | May 2026 | - | ||
| BP Alternative Energy | Whiting, IN | Commercial | 1 | 2.8 TWh | May 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 | |
| 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 | 2.9 GWh | Dec 2024 | - | ||
| Harbor Cogeneration Co. | Wilmington, CA | Independent Power Producer | 1 | 7.0 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 | May 2026 | - | ||
| Ci III VK I Te Partnership LLC | Wilmington, DE | Independent Power Producer | 1 | 154.4 GWh | May 2026 | - | ||
| Coldwater Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 3.9 GWh | Dec 2025 | - | ||
| Concho Bluff LLC | Wilmington, DE | Independent Power Producer | 1 | 477.9 GWh | May 2026 | - | ||
| Dow Chemical Co | Wilmington, DE | |Independent Power Producer|Industrial | 8 | 14.6 TWh | May 2026 | Oct 2025 | $29.42M | |
| GALT Power, Inc. | Wilmington, DE | - | - | - | Oct 2025 | $58.53M | $31.53M | |
| Geddes 1 Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 4.3 GWh | Dec 2025 | - | ||
| Geddes 2 Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 3.8 GWh | Dec 2025 | - | ||
| Gloversville Community Solar LLC | Wilmington, DE | Independent Power Producer | 1 | 7.8 GWh | Dec 2025 | - | ||
| Harts Mills Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 197.0 GWh | May 2026 | Sep 2025 | $2.21M | |
| Hayhurst New Mexico Solar | Wilmington, DE | Independent Power Producer | 1 | 59.8 GWh | Dec 2025 | - | ||
| Hazel Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 4.1 GWh | Dec 2025 | - | ||
| Hendershot Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 4.2 GWh | Dec 2025 | - | ||
| In Commodities US LLC | Wilmington, DE | - | - | - | Oct 2025 | $10.25M | ||
| Interchange Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 3.6 GWh | Dec 2025 | - | ||
| Jack Francis Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 4.0 GWh | Dec 2025 | - | ||
| Jpmorgan Chase Bank | Wilmington, DE | Commercial | 1 | 2.1 GWh | Dec 2025 | - | ||
| Lightfoot Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 18.4 GWh | Dec 2025 | - | ||
| Lyons Road Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 42.1 GWh | Dec 2025 | - | ||
| Macbeth Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 38.2 GWh | Dec 2025 | - | ||
| May Shannon Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 4.2 GWh | Dec 2025 | - | ||
| Shipsterns Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 41.7 GWh | Dec 2025 | - | ||
| Sol Orchard Imperial 1, LLC | Wilmington, DE | Independent Power Producer | 1 | 47.4 GWh | Dec 2025 | - | ||
| Stoneheart Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 4.2 GWh | Dec 2025 | - | ||
| Surbrook Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 20.0 GWh | Dec 2025 | - | ||
| Willford Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 41.8 GWh | Dec 2025 | - | ||
| Workman Road Solar Farm, LLC | Wilmington, DE | Independent Power Producer | 1 | 3.7 GWh | Dec 2025 | - | ||
| South Atlantic Services Inc | Wilmington, NC | Industrial | 1 | 3.0 GWh | Dec 2024 | - | ||
| Smithfield Packaged Meats Corp (Wilson) | Wilson, NC | Industrial | 2 | 1.9 GWh | Dec 2025 | - | ||
| Sage Draw Wind, LLC | Wilson, TX | Independent Power Producer | 1 | 1.3 TWh | May 2026 | - | ||
| East Kentucky Power Coop, Inc | Winchester, KY | Cooperative | 16 | 11.5 TWh | May 2026 | Oct 2025 | $167.66M | $21.31M |
| Frederick County VIrginia | Winchester, VA | Independent Power Producer | 1 | 13.3 GWh | Dec 2025 | - | ||
| HP Hood LLC | Winchester, VA | Industrial | 1 | 121.1 GWh | May 2026 | - | ||
| Ahlstrom Power Windsor Locks LLC | Windsor Locks, CT | Independent Power Producer | 1 | 157.2 GWh | May 2026 | - | ||
| Altavista Solar, LLC | Windsor Locks, CT | Independent Power Producer | 1 | 176.8 GWh | May 2026 | Sep 2025 | $2.14M | |
| Ameresco Select Inc | Windsor Locks, CT | State-Owned Utility | 2 | 12.3 GWh | Dec 2025 | - | ||
| Shady Oaks Wind 2, LLC | Windsor Locks, CT | Independent Power Producer | 1 | 326.6 GWh | May 2026 | Oct 2025 | $1.60M | |
| Mendocino Forest Products | Windsor, CA | Commercial | 1 | 128.7 GWh | May 2026 | - | ||
| City Of Winfield - (KS) | Winfield, KS | Municipally-Owned Utility | 3 | 13.0 GWh | Dec 2025 | - | ||
| Holstein Solar Farm 1, LLC | Wingate, TX | Independent Power Producer | 1 | 365.0 GWh | May 2026 | - | ||
| NGP Blue Mountain I LLC | Winnemucca, NV | Independent Power Producer | 1 | 189.1 GWh | Dec 2025 | Sep 2025 | $3.15M | |
| Village Of Winnetka - (Il) | Winnetka, IL | Municipally-Owned Utility | 1 | 3.1 GWh | Dec 2025 | - | ||
| Cross Pollination Inc | Winooski, VT | Independent Power Producer | 1 | 2.8 GWh | Dec 2025 | - | ||
| Ingredion Inc - Illinois | Winston-Salem, NC | Industrial | 3 | 276.2 GWh | Dec 2025 | - | ||
| Prescott Wind Energy LLC | Winterset, IA | Independent Power Producer | 1 | 172.1 GWh | May 2026 | Oct 2025 | $1.42M | |
| Massachusetts WTR Rauth-Deer I | Winthrop, MA | Political Subdivision | 1 | 36.0 GWh | May 2026 | - | ||
| Consolidated Water Power Co | Wisconsin Rapids, WI | Investor-Owned Utility | 5 | 168.6 GWh | Dec 2025 | Oct 2025 | $3.18M | |
| LES Operations Services LLC | Wixom, MI | State-Owned Utility | 1 | 22.4 GWh | Dec 2025 | - | ||
| Wilzig Associates, LLC | Woodbridge, NJ | Commercial | 1 | 1.3 GWh | Dec 2025 | - | ||
| Perpetual Energy Systems | Woodland Hills, CA | Independent Power Producer | - | 4.3 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 | 14 TWh | Nov 1974 | May 2026 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | May 2026 | Natural Gas : 97.1% Bituminous Coal : 2.9% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | May 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | May 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | May 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 31 TWh | Jul 1974 | May 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 15 TWh | Oct 1975 | May 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | May 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | May 2026 | Nuclear |
| Catawba | York, South Carolina | 18 TWh | May 1985 | May 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | May 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | May 2026 | Natural Gas : 68.9% Bituminous Coal : 30.9% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | May 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 19 TWh | Jul 1975 | May 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | May 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | May 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | May 2026 | Bituminous Coal : 99.6% |
| Grand Coulee | Grand Coulee, Washington | 18 TWh | Feb 1941 | May 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | May 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | May 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 18 TWh | Apr 1971 | May 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | May 2026 | Subbituminous Coal : 99.0% Natural Gas : 1.0% |
| Joseph M Farley | Columbia, Alabama | 15 TWh | Nov 1977 | May 2026 | Nuclear |
| Labadie | Labadie, Missouri | 15 TWh | May 1970 | May 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 18 TWh | Dec 1983 | May 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | May 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | May 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | May 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | May 2026 | Subbituminous Coal : 75.2% Bituminous Coal : 15.7% Petroleum Coke : 8.9% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | May 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | May 2026 | Nuclear |
| Oak Grove (TX) | Franklin, Texas | 12 TWh | Mar 2010 | May 2026 | Lignite Coal : 99.1% Natural Gas : 0.9% |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | May 2026 | Nuclear |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | May 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | May 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | May 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | May 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | May 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | May 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 17 TWh | Jun 1981 | May 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 21 TWh | Jul 1988 | May 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 15 TWh | Apr 1976 | May 2026 | Nuclear |
| Surry | Surry, Virginia | 12 TWh | Nov 1972 | May 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | May 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | May 2026 | Nuclear : 64.2% Natural Gas : 35.8% |
| Union Power Station | El Dorado, Arkansas | 12 TWh | Dec 2002 | May 2026 | Natural Gas |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | May 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 14 TWh | May 1958 | May 2026 | Subbituminous Coal : 81.6% Natural Gas : 18.4% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 20 TWh | Apr 1996 | May 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | May 2026 | Natural Gas |