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 |
|---|---|---|---|---|---|---|---|---|
| White Rock Road LLC | Framingham, MA | Independent Power Producer | 1 | 7.8 GWh | Dec 2024 | - | ||
| White Rock Wind East, LLC | Centralia, WA | Independent Power Producer | 1 | 720.2 GWh | Dec 2025 | Oct 2025 | $1.01M | |
| White Rock Wind West, LLC | Centralia, WA | Independent Power Producer | 1 | 395.2 GWh | Dec 2025 | Oct 2025 | $1.36M | |
| White Springs Agrici Chem Inc | White Springs, FL | Industrial | 2 | 93.4 GWh | Dec 2025 | - | ||
| White Street Renewables LLC | Greensboro, NC | Independent Power Producer | 1 | 16.6 GWh | Dec 2024 | - | ||
| White Tail Solar, LLC | New York, NY | Independent Power Producer | 1 | 11.7 GWh | Dec 2025 | - | ||
| White Wing Ranch North, LLC | Dallas, TX | - | - | - | Sep 2025 | $3.05M | ||
| Whitehorn Solar, LLC | Houston, TX | Independent Power Producer | 1 | 80.6 GWh | Dec 2025 | Sep 2025 | $848.68k | |
| Whiteside Solar 1, LLC | Safety Harbor, FL | Independent Power Producer | 1 | 2.5 GWh | Dec 2024 | - | ||
| Whitetail Wind Energy, LLC | Baltimore, MD | Independent Power Producer | 1 | 178.9 GWh | Dec 2024 | - | ||
| Whitethorn Solar LLC | New York, NY | Independent Power Producer | 1 | 4.5 GWh | Dec 2024 | - | ||
| Whitewater Hill Wind Partners, LLC | Houston, TX | - | - | - | Oct 2025 | $330.26k | ||
| Whiting Clean Energy, Inc. | Whiting, IN | - | - | - | Sep 2025 | $32.16M | ||
| Whitney Hill Wind Power LLC | Andover, MA | Independent Power Producer | 1 | 157.2 GWh | Dec 2025 | Oct 2025 | $1.05M | |
| Whitney Point Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 46.2 GWh | Dec 2024 | Sep 2025 | $1.10M | |
| Wild Plains Wind Project, LLC | Juno Beach, CA | Independent Power Producer | 1 | 1.0 TWh | Dec 2025 | Sep 2025 | $10.69M | |
| Wild Springs Solar, LLC | Bloomington, MN | - | - | - | Oct 2025 | $3.03M | ||
| Wildcat Creek Wind Farm LLC | Houston, TX | Independent Power Producer | 1 | 493.2 GWh | Dec 2025 | - | ||
| Wildcat I Energy Storage LLC | Aliso VIejo, CA | Independent Power Producer | 1 | -169.0 MWh | Dec 2024 | Sep 2025 | $16.01k | |
| Wildcat Ranch Wind Project, LLC | Juno Beach, FL | Independent Power Producer | 1 | 710.6 GWh | Dec 2025 | Sep 2025 | $3.50M | |
| Wildcat Wind Farm I, LLC | Chicago, IL | - | - | - | Oct 2025 | $11.10M | ||
| Wildcat Wind, LLC | Baltimore, MD | Independent Power Producer | 1 | 61.0 GWh | Dec 2024 | Sep 2025 | $733.97k | |
| Wildflower Solar LLC | Charlotte, NC | - | - | - | Sep 2025 | $1.77M | ||
| Wildhorse Wind Energy, LLC | Birmingham, AL | - | - | - | Sep 2025 | $1.96M | ||
| Wildorado Wind, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 741.8 GWh | Dec 2024 | Sep 2025 | $5.93M | |
| Wildwood Solar I, LLC | Charlotte, NC | Independent Power Producer | - | - | Dec 2021 | Sep 2025 | $1.69M | |
| Wildwood Solar II, LLC | Charlotte, NC | Independent Power Producer | - | - | Dec 2021 | Sep 2025 | $940.70k | |
| Wildwood Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 12.1 GWh | Dec 2025 | - | ||
| Wilkinson Solar LLC | Richmond, VA | - | - | - | Sep 2025 | $2.14M | ||
| Will County Energy LLC | Wheaton, IL | Independent Power Producer | 1 | 4.9 GWh | Dec 2024 | - | ||
| Willey Battery Utility, LLC | Hamilton, OH | Independent Power Producer | 1 | -1.5 GWh | Dec 2024 | Sep 2025 | $381.36k | |
| Willford Solar, LLC | Charlotte, NC | Independent Power Producer | 1 | 34.5 GWh | Dec 2024 | - | ||
| William G. Reed Jr | Seattle, WA | Independent Power Producer | 1 | 6.3 GWh | Dec 2024 | - | ||
| Williamston Speight Solar, LLC | Westport, CT | Independent Power Producer | 1 | 19.1 GWh | Dec 2024 | - | ||
| Willmar Municipal Utilities | Willmar, MN | Municipally-Owned Utility | 3 | 3.8 GWh | Dec 2024 | Sep 2025 | $1.92M | |
| Willow Creek Energy LLC | Chicago, IL | - | - | - | Sep 2025 | $2.66M | $130.39k | |
| Willow Creek Wind Power LLC | Juno Beach, FL | Independent Power Producer | 2 | 537.3 GWh | Dec 2025 | Oct 2025 | $1.66M | |
| Willow Spring | New York, NY | Independent Power Producer | 1 | 22.3 GWh | Dec 2024 | - | ||
| Willow Spring Solar LLC | New York, NY | Independent Power Producer | 1 | 264.1 GWh | Dec 2025 | - | ||
| Willow Springs Solar, LLC | New York, NY | - | - | - | Sep 2025 | $4.12M | ||
| Willow Springs Windfarm, LLC | Austin, TX | Independent Power Producer | 1 | 936.5 GWh | Dec 2025 | - | ||
| Willowbrook Solar I, LLC | Chicago, IL | - | - | - | Oct 2025 | $3.82M | ||
| Wilmarth Lane Solar 1, LLC | San Francisco, CA | Independent Power Producer | 1 | 8.3 GWh | Dec 2024 | - | ||
| Wilmot Energy Center LLC | Juno Beach, FL | Independent Power Producer | 1 | 284.1 GWh | Dec 2025 | Sep 2025 | $2.67M | |
| Wilton Wind Energy I, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $1.21M | ||
| Wilton Wind Energy II, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $2.36M | ||
| Wilton Wind II LLC | Juno Beach, FL | Independent Power Producer | 1 | 219.6 GWh | Dec 2024 | Oct 2019 | ||
| Wilzig Associates, LLC | Woodbridge, NJ | Commercial | 1 | 1.2 GWh | Dec 2024 | - | ||
| Wind Capital Holdings, LLC | Baltimore, MD | Independent Power Producer | 1 | 215.3 GWh | Dec 2025 | Sep 2025 | $2.12M | |
| Wind Colebrook South | Colebrook, CT | Independent Power Producer | 1 | 13.2 GWh | Dec 2025 | - | ||
| Wind Gem, LLC | Greenfield, IA | Independent Power Producer | 1 | 5.6 GWh | Dec 2024 | - | ||
| Wind Stream Operations LLC | Techachapi, CA | Independent Power Producer | 4 | 39.6 GWh | Dec 2024 | - | ||
| Wind Stream Properties, LLC | Santa Rosa, CA | - | - | - | Oct 2025 | $299.47k | ||
| Wind Wall 1 LLC | La Jolla, CA | Independent Power Producer | 2 | 177.3 GWh | Dec 2024 | Sep 2025 | $2.13M | |
| Windcurrent Farms LLC | Independent Power Producer | 1 | 5.6 GWh | Dec 2024 | - | |||
| Windhub Solar A, LLC | San Francisco, CA | Independent Power Producer | - | - | - | Sep 2025 | $635.92k | |
| Windpower Partners 1993, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $4.20M | ||
| Windsor Machinery Co Inc | Hopewell Junction, NY | Independent Power Producer | 1 | 8.5 GWh | Dec 2024 | - | ||
| Windstar Energy LLC | Tehachapi, CA | Independent Power Producer | - | - | Dec 2013 | Sep 2025 | $10.19M | |
| Windy Flats Partners LLC | Centerville, WA | Independent Power Producer | 1 | 695.8 GWh | Dec 2024 | Jun 2024 | ||
| Winfield Solar I, LLC | Ontario | Independent Power Producer | 1 | 183.6 GWh | Dec 2025 | Oct 2025 | $2.98M | |
| Winnebago County | Oshkosh, WI | Municipally-Owned Utility | 1 | 9.8 GWh | Dec 2024 | - | ||
| Winona Garden LLC | Minneapolis, MN | Independent Power Producer | 1 | 2.1 GWh | Dec 2024 | - | ||
| Winona Solar I LLC | San Francisco, CA | Independent Power Producer | 1 | 2.6 GWh | Dec 2024 | - | ||
| Wiota Wind Energy, LLC #1 | Greenfield, IA | Independent Power Producer | 1 | 4.9 GWh | Dec 2024 | - | ||
| Wisconsin Electric Power Co | Milwaukee, WI | Investor-Owned Utility | 53 | 22.1 TWh | Dec 2025 | Oct 2025 | $198.65M | $157.00M |
| Wisconsin Power & Light Co | Madison, WI | Investor-Owned Utility | 38 | 21.1 TWh | Dec 2025 | Oct 2025 | $167.64M | $10.83M |
| Wisconsin Public Service Corp | Milwaukee, WI | Investor-Owned Utility | 32 | 10.9 TWh | Dec 2025 | Oct 2025 | $116.51M | $4.09k |
| Wisconsin River Power Company | Milwaukee, WI | Investor-Owned Utility | 3 | 214.5 GWh | Dec 2024 | Mar 2017 | ||
| Wise County Power Company LLC | Independent Power Producer | 1 | 3.5 TWh | Dec 2025 | - | |||
| Wister Solar | Niland, CA | Independent Power Producer | 1 | 29.9 GWh | Dec 2024 | - | ||
| WM Illinois Renewable Energy LLC | Houston, TX | Commercial | 8 | 125.7 GWh | Dec 2024 | - | ||
| WM Renewable Energy LLC | Houston, TX | Industrial | 65 | 2.0 TWh | Dec 2025 | May 2020 | ||
| Wolf Creek Nuclear OPTG Corp | Burlington, KS | Investor-Owned Utility | 1 | 10.2 TWh | Dec 2025 | - | ||
| Wolf Hills Energy LLC | Bristol, VA | Independent Power Producer | - | - | Dec 2015 | Oct 2025 | $7.01M | |
| Wolf Hollow I Power, LLC | Granbury, TX | Independent Power Producer | 1 | 3.1 TWh | Dec 2025 | - | ||
| Wolf Run Energy LLC | Omaha, ME | Independent Power Producer | 1 | 50.3 GWh | Dec 2024 | Oct 2025 | $1.20M | |
| Wolf Run Solar LLC | Chapin, IL | Independent Power Producer | 1 | 324.9 GWh | Dec 2025 | Sep 2025 | $3.24M | |
| Wolf Solar LLC | New York, NY | Independent Power Producer | 1 | 5.7 GWh | Dec 2024 | - | ||
| Wolfcastle Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 4.3 GWh | Dec 2024 | - | ||
| Wolfskin Solar, LLC | Chapel Hill, NC | Independent Power Producer | 1 | 84.8 GWh | Dec 2025 | Oct 2025 | $875.96k | |
| Wollan Garden LLC | Minneapolis, MN | Independent Power Producer | 1 | 1.3 GWh | Dec 2024 | - | ||
| Wolverine Creek Energy LLC | Chicago, IL | - | - | - | Sep 2025 | $2.29M | ||
| Wolverine Power Supply Coop | Cadillac, MI | Cooperative | 8 | 855.5 GWh | Dec 2024 | Oct 2025 | $173.23M | $44.03M |
| Wolverine Solar, LLC | Boston, MA | Independent Power Producer | 1 | 2.2 GWh | Dec 2024 | - | ||
| Wolverine Wind Energy, LLC | Greenfield, IA | Independent Power Producer | 1 | 5.3 GWh | Dec 2024 | - | ||
| Wonderful Renewable Energy, LLC. | LOS Angeles, CA | Independent Power Producer | 13 | 131.9 GWh | Dec 2024 | - | ||
| Wood Hydro, LLC | Ivins, UT | Independent Power Producer | 3 | 33.6 GWh | Dec 2024 | - | ||
| Woodbridge Energy Center | Keasbey, NJ | Independent Power Producer | 1 | 4.0 TWh | Dec 2025 | - | ||
| Woodfields Solar, LLC | Asheville, NC | Independent Power Producer | 1 | 4.3 GWh | Dec 2024 | - | ||
| Woodland Avenue Solar 1, LLC | Boston, MA | Independent Power Producer | 1 | 8.6 GWh | Dec 2024 | - | ||
| Woodland Biomass Power Ltd. | Detroit, MI | - | - | - | Oct 2025 | $4.76M | ||
| Woodland Pulp LLC | Baileyville, ME | Industrial | 1 | 415.0 GWh | Dec 2024 | Sep 2025 | $33.16k | |
| Woodlawn Solar II, LLC | San Francisco, CA | Independent Power Producer | 1 | 2.3 GWh | Dec 2024 | - | ||
| Woodlawn Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 4.7 GWh | Dec 2024 | - | ||
| Woodline Solar, LLC | Asheville, NC | Independent Power Producer | 1 | 15.4 GWh | Dec 2024 | - | ||
| Woods Hill Solar, LLC | Reno, NV | Independent Power Producer | 1 | 24.7 GWh | Dec 2025 | - | ||
| Woodward Energy Storage, LLC | Juno Beach, FL | Independent Power Producer | 1 | -5.9 GWh | Dec 2025 | Oct 2025 | $407.03k | |
| Workman Road Solar Farm, LLC | Santa Monica, CA | Independent Power Producer | 1 | 3.9 GWh | Dec 2024 | - | ||
| WPPI Energy | Sun Prairie, WI | Municipally-Owned Utility | 2 | 11.0 GWh | Dec 2024 | Oct 2025 | $53.67M | $44.97M |
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 | Dec 2025 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | Dec 2025 | Natural Gas : 94.9% Bituminous Coal : 5.1% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Dec 2025 | Nuclear |
| Bowen | Cartersville, Georgia | 12 TWh | Sep 1971 | Dec 2025 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Dec 2025 | Nuclear |
| Browns Ferry | Decatur, Alabama | 30 TWh | Jul 1974 | Dec 2025 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 16 TWh | Oct 1975 | Dec 2025 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Dec 2025 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Dec 2025 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | Dec 2025 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Dec 2025 | Nuclear |
| Crystal River | Crystal River, Florida | 15 TWh | Sep 1966 | Dec 2025 | Natural Gas : 74.9% Bituminous Coal : 24.9% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | Dec 2025 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Dec 2025 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Dec 2025 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Dec 2025 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Dec 2025 | Bituminous Coal : 99.5% Distillate Fuel Oil : 0.5% |
| Grand Coulee | Grand Coulee, Washington | 16 TWh | Feb 1941 | Dec 2025 | Water |
| Grand Gulf | Port Gibson, Mississippi | 11 TWh | Jun 1985 | Dec 2025 | Nuclear |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Dec 2025 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Dec 2025 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 17 TWh | Apr 1971 | Dec 2025 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Dec 2025 | Subbituminous Coal : 99.2% Natural Gas : 0.8% |
| Joseph M Farley | Columbia, Alabama | 13 TWh | Nov 1977 | Dec 2025 | Nuclear |
| Labadie | Labadie, Missouri | 17 TWh | May 1970 | Dec 2025 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Dec 2025 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Dec 2025 | Nuclear |
| McGuire | Huntersville, North Carolina | 20 TWh | Aug 1981 | Dec 2025 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Dec 2025 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | Dec 2025 | Subbituminous Coal : 74.7% Bituminous Coal : 16.0% Petroleum Coke : 9.1% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Dec 2025 | Nuclear |
| North Anna | Mineral, Virginia | 15 TWh | May 1978 | Dec 2025 | Nuclear |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Dec 2025 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Dec 2025 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Dec 2025 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Dec 2025 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Dec 2025 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Dec 2025 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Dec 2025 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Dec 2025 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 13 TWh | Jun 1981 | Dec 2025 | Nuclear |
| South Texas Project | Wadsworth, Texas | 22 TWh | Jul 1988 | Dec 2025 | Nuclear |
| St Lucie | Jensen Beach, Florida | 16 TWh | Apr 1976 | Dec 2025 | Nuclear |
| Surry | Surry, Virginia | 13 TWh | Nov 1972 | Dec 2025 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Dec 2025 | Nuclear |
| Turkey Point | Homestead, Florida | 21 TWh | Mar 1967 | Dec 2025 | Nuclear : 68.7% Natural Gas : 31.3% |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Dec 2025 | Nuclear |
| W A Parish | Thompsons, Texas | 16 TWh | May 1958 | Dec 2025 | Subbituminous Coal : 83.3% Natural Gas : 16.7% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 16 TWh | Apr 1996 | Dec 2025 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 19 TWh | Jul 2009 | Dec 2025 | Natural Gas : 99.9% |