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 |
|---|---|---|---|---|---|---|---|---|
| William Floyd School District | Mastic Beach, NY | State-Owned Utility | 1 | 3.2 GWh | Dec 2025 | - | ||
| Western Minnesota Mun PWR AGNY | Sioux Falls, SD | Political Subdivision | 6 | 454.9 GWh | May 2026 | - | ||
| West Texas A&M University | Canyon, TX | Political Subdivision | 1 | 13.3 GWh | Dec 2025 | - | ||
| Weber Basin Water Conserv DIST | Layton, UT | Political Subdivision | 3 | 16.7 GWh | Dec 2025 | - | ||
| Washington CNTY WTR Consv DIST | St George, UT | Political Subdivision | 1 | 7.9 GWh | May 2026 | - | ||
| Winnebago County - (Wi) | Oshkosh, WI | Municipally-Owned Utility | 1 | 3.9 GWh | Dec 2025 | - | ||
| Waverly Municipal ELEC Utility - (Ia) | Waverly, IA | Municipally-Owned Utility | 5 | 4.2 GWh | Dec 2025 | - | ||
| Westrock (La) | Norcross, GA | Municipally-Owned Utility | 1 | 532.4 GWh | Dec 2025 | - | ||
| WPPI Energy | Sun Prairie, WI | Municipally-Owned Utility | 2 | 21.1 GWh | Dec 2025 | Oct 2025 | $53.67M | $44.97M |
| Watervliet, City Of - (Ny) | Watervliet, NY | Municipally-Owned Utility | 1 | 448.0 MWh | Oct 2025 | - | ||
| Wolf Creek Nuclear OPTG Corp | Burlington, KS | Investor-Owned Utility | 1 | 10.2 TWh | May 2026 | - | ||
| Wisconsin River Power Company | Milwaukee, WI | Investor-Owned Utility | 3 | 194.9 GWh | Dec 2025 | Mar 2017 | ||
| Wisconsin Public Service Corp | Milwaukee, WI | Investor-Owned Utility | 32 | 11.1 TWh | May 2026 | Oct 2025 | $116.51M | $4.09k |
| Wisconsin Power & Light Co | Madison, WI | Investor-Owned Utility | 38 | 21.8 TWh | May 2026 | Oct 2025 | $167.64M | $10.83M |
| Wisconsin Electric Power Co | Milwaukee, WI | Investor-Owned Utility | 61 | 22.5 TWh | May 2026 | Oct 2025 | $198.65M | $157.00M |
| Western Massachusetts Electric Company | West Springfield, MA | Investor-Owned Utility | 3 | 8.8 GWh | May 2026 | Sep 2025 | $2.82M | |
| White Springs Agrici Chem Inc | White Springs, FL | Industrial | 2 | 94.6 GWh | May 2026 | - | ||
| Westward Seafoods Inc | Dutch Harbor, AK | Industrial | 1 | 20.5 GWh | May 2026 | - | ||
| Woodland Pulp LLC | Baileyville, ME | Industrial | 1 | 415.0 GWh | Dec 2024 | Sep 2025 | $33.16k | |
| Westrock-West Point Mill | West Point, VA | Industrial | 1 | 573.4 GWh | May 2026 | - | ||
| Watkins Manufacturing Corporation | Vista, CA | Industrial | 1 | 8.3 GWh | May 2026 | - | ||
| WM Renewable Energy LLC | Houston, TX | Industrial | 65 | 2.0 TWh | May 2026 | May 2020 | ||
| Wells Manufacturing Co | Woodstock, IL | Industrial | 1 | 8.6 GWh | May 2026 | - | ||
| Westrock (TX) | Glen Allen, VA | Industrial | 1 | 451.2 GWh | Dec 2024 | - | ||
| Westrock Southeast, LLC | Dublin, GA | Industrial | 1 | 152.3 GWh | May 2026 | - | ||
| We Soda Alkali | Green River, WY | Industrial | 1 | 282.2 GWh | Dec 2024 | - | ||
| Westrock Kraft Paper, LLC | Roanoke Rapids, NC | Industrial | 1 | 214.3 GWh | May 2026 | - | ||
| Wyandot Wind 17, LLC | Findlay, OH | Industrial | 1 | 3.3 GWh | May 2026 | - | ||
| Westrock-Florence | Norcross, GA | Industrial | 1 | 488.0 GWh | May 2026 | - | ||
| Westrock, Fernandina Beach | Fernandina Beach, FL | Industrial | 2 | 615.6 GWh | May 2026 | - | ||
| Westrock Corp | Covington, VA | Industrial | 1 | 849.0 GWh | May 2026 | - | ||
| Westrock Mill Company, LLC | Demopolis, AL | Industrial | 1 | 329.4 GWh | Dec 2025 | - | ||
| W&T Offshore Inc | Coden, AL | Industrial | 2 | 57.3 GWh | Dec 2025 | - | ||
| Westlake Chemicals & VInyls LLC | Plaquemine, LA | Industrial | 1 | 1.5 TWh | May 2026 | Oct 2025 | $3.94M | |
| Westlake Chemical Natrium Plant | Proctor, WV | Industrial | 1 | 531.6 GWh | Apr 2026 | - | ||
| Western Plains Wind, LLC | Oakley, KS | Industrial | 1 | 12.7 GWh | Dec 2025 | - | ||
| Western Power And Steam II LLC | Bakersfield, CA | Industrial | 1 | 19.6 GWh | May 2026 | - | ||
| Westlake 2 US LLC | Houston, TX | Industrial | 5 | 4.8 TWh | May 2026 | Feb 2023 | ||
| Wheatridge Wind Holdings, LLC | Juno Beach, FL | Independent Power Producer | 1 | 728.2 GWh | May 2026 | - | ||
| Wolf Run Energy LLC | Omaha, ME | Independent Power Producer | 1 | 43.9 GWh | Dec 2025 | Oct 2025 | $1.20M | |
| Wheatsborough Solar, LLC | Charlottesville, VA | Independent Power Producer | 1 | 172.8 GWh | May 2026 | Sep 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 | 3.4 TWh | May 2026 | - | ||
| Willow Springs Windfarm, LLC | Austin, TX | Independent Power Producer | 1 | 928.5 GWh | May 2026 | - | ||
| Wiota Wind Energy, LLC #1 | Greenfield, IA | Independent Power Producer | 1 | 5.6 GWh | Dec 2025 | - | ||
| Winona Solar I LLC | San Francisco, CA | Independent Power Producer | 1 | 4.1 GWh | Dec 2025 | - | ||
| Winona Garden LLC | Minneapolis, MN | Independent Power Producer | 1 | 2.1 GWh | Dec 2025 | - | ||
| Wheatridge East Wind LLC | Juno Beach, FL | Independent Power Producer | 1 | 511.1 GWh | May 2026 | Sep 2025 | $354.44k | |
| Wheat Field Wind Power Project LLC | Houston, TX | Independent Power Producer | 1 | 208.1 GWh | Dec 2025 | Sep 2025 | $5.64M | |
| Whatley Renewables, LLC | Boston, MA | Independent Power Producer | 1 | 1.7 GWh | Dec 2025 | - | ||
| Wharton County Generation LLC | Independent Power Producer | 1 | 5.5 GWh | Dec 2025 | - | |||
| Whaling Solar, LLC | Schenectady, NY | Independent Power Producer | 1 | 4.9 GWh | Dec 2025 | - | ||
| Wise County Power Company LLC | Independent Power Producer | 1 | 3.4 TWh | May 2026 | - | |||
| Westlands Almond LLC | Independent Power Producer | 1 | 51.2 GWh | Dec 2025 | - | |||
| Westlands Solar Blue, LLC | LOS Angeles, CA | Independent Power Producer | 1 | 1.3 TWh | May 2026 | Oct 2025 | $5.65M | $3.24M |
| Westminster Renewables, LLC | Boston, MA | Independent Power Producer | 1 | 2.1 GWh | Dec 2025 | - | ||
| Westtown Ny 2, LLC | Louisville, CO | Independent Power Producer | 1 | 3.4 GWh | Dec 2025 | - | ||
| Westside Solar, LLC | Juno Beach, FL | Independent Power Producer | 2 | 47.1 GWh | Dec 2025 | Sep 2025 | $472.70k | |
| Wister Solar | Niland, CA | Independent Power Producer | 1 | 35.5 GWh | Dec 2025 | - | ||
| Westside Assets LLC | LOS Angeles, CA | Independent Power Producer | 1 | 5.0 GWh | Dec 2024 | - | ||
| Westmoreland County Solar Project, LLC | Kansas City, MO | Independent Power Producer | - | 46.5 GWh | Dec 2024 | - | ||
| Westridge Windfarm LLC | Independent Power Producer | 1 | 3.7 GWh | Dec 2025 | - | |||
| Wildwood Solar II, LLC | Charlotte, NC | Independent Power Producer | - | - | Dec 2021 | Sep 2025 | $940.70k | |
| Wind Stream Operations LLC | Techachapi, CA | Independent Power Producer | 4 | 39.6 GWh | Dec 2024 | - | ||
| Whitney Hill Wind Power LLC | Andover, MA | Independent Power Producer | 1 | 154.2 GWh | May 2026 | Oct 2025 | $1.05M | |
| Whitney Point Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 56.4 GWh | Dec 2025 | Sep 2025 | $1.10M | |
| Wild Plains Wind Project, LLC | Juno Beach, CA | Independent Power Producer | 1 | 1.2 TWh | May 2026 | Sep 2025 | $10.69M | |
| Wind Gem, LLC | Greenfield, IA | Independent Power Producer | 1 | 5.3 GWh | Dec 2025 | - | ||
| Wildcat Creek Wind Farm LLC | Houston, TX | Independent Power Producer | 1 | 512.9 GWh | May 2026 | - | ||
| Wildcat I Energy Storage LLC | Aliso VIejo, CA | Independent Power Producer | 1 | -209.0 MWh | Dec 2025 | Sep 2025 | $16.01k | |
| Wildcat Ranch Wind Project, LLC | Juno Beach, FL | Independent Power Producer | 1 | 706.8 GWh | May 2026 | Sep 2025 | $3.50M | |
| Wind Colebrook South | Colebrook, CT | Independent Power Producer | 1 | 11.1 GWh | May 2026 | - | ||
| Wildcat Wind, LLC | Baltimore, MD | Independent Power Producer | 1 | 60.8 GWh | Dec 2025 | Sep 2025 | $733.97k | |
| Wind Capital Holdings, LLC | Baltimore, MD | Independent Power Producer | 1 | 213.7 GWh | May 2026 | Sep 2025 | $2.12M | |
| Wilton Wind II LLC | Juno Beach, FL | Independent Power Producer | 1 | 219.2 GWh | Dec 2025 | Oct 2019 | ||
| Wildorado Wind, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 728.5 GWh | Dec 2025 | Sep 2025 | $5.93M | |
| Wind Wall 1 LLC | La Jolla, CA | Independent Power Producer | 2 | 172.1 GWh | Dec 2025 | Sep 2025 | $2.13M | |
| Wildwood Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 103.6 GWh | May 2026 | - | ||
| Wilmot Energy Center LLC | Juno Beach, FL | Independent Power Producer | 1 | 299.7 GWh | May 2026 | Sep 2025 | $2.67M | |
| Will County Energy LLC | Wheaton, IL | Independent Power Producer | 1 | 3.6 GWh | Dec 2025 | - | ||
| Willey Battery Utility, LLC | Hamilton, OH | Independent Power Producer | 1 | -515.0 MWh | Sep 2025 | Sep 2025 | $381.36k | |
| Willford Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 41.8 GWh | Dec 2025 | - | ||
| William G. Reed Jr | Seattle, WA | Independent Power Producer | 1 | 6.2 GWh | Dec 2025 | - | ||
| Williamston Speight Solar, LLC | Westport, CT | Independent Power Producer | 1 | 25.8 GWh | Dec 2025 | - | ||
| Wilmot Energy Center II, LLC | Sahuarita, AZ | Independent Power Producer | 1 | 52.4 GWh | May 2026 | - | ||
| Willow Creek Wind Power LLC | Juno Beach, FL | Independent Power Producer | 2 | 954.5 GWh | May 2026 | Oct 2025 | $1.66M | |
| Willow Spring | New York, NY | Independent Power Producer | 1 | 31.6 GWh | Dec 2025 | - | ||
| Willow Spring Solar LLC | New York, NY | Independent Power Producer | 1 | 250.4 GWh | May 2026 | - | ||
| Wilmarth Lane Solar 1, LLC | San Francisco, CA | Independent Power Producer | 1 | 8.3 GWh | Dec 2024 | - | ||
| White Oak Solar Energy LLC | Richmond, CA | Independent Power Producer | - | 1.7 GWh | May 2026 | - | ||
| Winema Solar Partners, LLC | New York, NY | Independent Power Producer | 1 | 8.7 GWh | Dec 2025 | - | ||
| Windy Flats Partners LLC | Centerville, WA | Independent Power Producer | 1 | 675.3 GWh | Dec 2025 | Jun 2024 | ||
| Whirlwind Energy LLC | Independent Power Producer | 1 | 112.4 GWh | Dec 2024 | - | |||
| Whiskey Solar, LLC | Asheville, NC | Independent Power Producer | 1 | 12.2 GWh | Dec 2025 | - | ||
| Windstar Energy LLC | Tehachapi, CA | Independent Power Producer | - | - | Dec 2013 | Sep 2025 | $10.19M | |
| White Cloud Wind Project, LLC | Andover, MA | Independent Power Producer | 1 | 891.2 GWh | May 2026 | Sep 2025 | $4.42M | |
| White Creek Wind 1 LLC | Seattle, WA | Independent Power Producer | 1 | 565.3 GWh | Dec 2025 | - | ||
| Windsor Machinery Co Inc | Hopewell Junction, NY | Independent Power Producer | 1 | 8.4 GWh | Dec 2025 | - | ||
| White Horse Solar A | San Francisco, CA | Independent Power Producer | 1 | 3.4 GWh | Dec 2025 | - | ||
| Windhub Solar A, LLC | San Francisco, CA | Independent Power Producer | - | - | - | Sep 2025 | $635.92k |
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 |