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 |
|---|---|---|---|---|---|---|---|---|
| Wise County Power Company LLC | Independent Power Producer | 1 | 3.4 TWh | Jun 2026 | - | |||
| Windcurrent Farms LLC | Independent Power Producer | 1 | 5.2 GWh | Dec 2025 | - | |||
| Whirlwind Energy LLC | Independent Power Producer | 1 | 112.4 GWh | Dec 2024 | - | |||
| Wharton County Generation LLC | Independent Power Producer | 1 | 5.5 GWh | Dec 2025 | - | |||
| Westridge Windfarm LLC | Independent Power Producer | 1 | 3.7 GWh | Dec 2025 | - | |||
| Westlands Almond LLC | Independent Power Producer | 1 | 51.2 GWh | Dec 2025 | - | |||
| Wells Manufacturing Co | Woodstock, IL | Industrial | 1 | 8.7 GWh | Jun 2026 | - | ||
| Wilzig Associates, LLC | Woodbridge, NJ | Commercial | 1 | 1.3 GWh | Dec 2025 | - | ||
| Workman Road Solar Farm, LLC | Wilmington, DE | Independent Power Producer | 1 | 3.7 GWh | Dec 2025 | - | ||
| Willford Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 41.8 GWh | Dec 2025 | - | ||
| Wadham Energy LP | Williams, CA | Independent Power Producer | 1 | 161.9 GWh | Dec 2025 | Jun 2025 | $109.98k | |
| Whiting Clean Energy, Inc. | Whiting, IN | - | - | - | Sep 2025 | $32.16M | ||
| White Springs Agrici Chem Inc | White Springs, FL | Industrial | 2 | 94.3 GWh | Jun 2026 | - | ||
| Will County Energy LLC | Wheaton, IL | Independent Power Producer | 1 | 3.6 GWh | Dec 2025 | - | ||
| Williamston Speight Solar, LLC | Westport, CT | Independent Power Producer | 1 | 25.8 GWh | Dec 2025 | - | ||
| Western Massachusetts Electric Company | West Springfield, MA | Investor-Owned Utility | 3 | 8.8 GWh | Jun 2026 | Sep 2025 | $2.82M | |
| Westrock-West Point Mill | West Point, VA | Industrial | 1 | 576.1 GWh | Jun 2026 | - | ||
| Wendell Ma 1 LLC | Wendell, MA | Independent Power Producer | 1 | 1.3 GWh | Dec 2025 | - | ||
| Wellesley College | Wellesley, MA | Independent Power Producer | 1 | 9.7 GWh | Dec 2025 | - | ||
| Waverly Municipal ELEC Utility - (Ia) | Waverly, IA | Municipally-Owned Utility | 5 | 4.2 GWh | Dec 2025 | - | ||
| Waterford Power, LLC | Waterford, OH | Independent Power Producer | 1 | 7.1 TWh | Jun 2026 | Oct 2025 | $23.36M | |
| Wheelabrator South Broward Inc. | Washington, DC | - | - | - | Sep 2025 | $4.04M | ||
| Warm Springs Power Enterprises | Warm Springs, OR | Independent Power Producer | 1 | 67.1 GWh | Dec 2024 | - | ||
| Watkins Manufacturing Corporation | Vista, CA | Industrial | 1 | 8.2 GWh | Jun 2026 | - | ||
| Westchester County Medical Center - (Ny) | Valhalla, NY | Commercial | 1 | 285.5 MWh | Dec 2024 | - | ||
| Watlington Solar, LLC | Valhalla, NY | - | - | - | Oct 2025 | $455.32k | ||
| Water Strider Solar, LLC | Valhalla, NY | - | - | - | Oct 2025 | $1.76M | ||
| Wasatch VIew Solar LLC | Toronto, ON | Independent Power Producer | 1 | 1.1 GWh | Dec 2025 | - | ||
| Windstar Energy LLC | Tehachapi, CA | Independent Power Producer | - | - | Dec 2013 | Sep 2025 | $10.19M | |
| Wind Stream Operations LLC | Techachapi, CA | Independent Power Producer | 4 | 39.6 GWh | Dec 2024 | - | ||
| WPPI Energy | Sun Prairie, WI | Municipally-Owned Utility | 2 | 21.1 GWh | Dec 2025 | Oct 2025 | $53.67M | $44.97M |
| Wallingford Energy LLC | St Louis, MO | Independent Power Producer | 1 | 109.5 GWh | Dec 2025 | Sep 2025 | $10.05M | |
| Washington CNTY WTR Consv DIST | St George, UT | Political Subdivision | 1 | 7.4 GWh | Jun 2026 | - | ||
| Western Minnesota Mun PWR AGNY | Sioux Falls, SD | Political Subdivision | 6 | 454.9 GWh | Jun 2026 | - | ||
| William G. Reed Jr | Seattle, WA | Independent Power Producer | 1 | 6.2 GWh | Dec 2025 | - | ||
| White Creek Wind 1 LLC | Seattle, WA | Independent Power Producer | 1 | 565.3 GWh | Dec 2025 | - | ||
| Wyman Hill Solar, LLC | Schenectady, NY | Independent Power Producer | 1 | 6.0 GWh | Dec 2025 | - | ||
| Whaling Solar, LLC | Schenectady, NY | Independent Power Producer | 1 | 4.9 GWh | Dec 2025 | - | ||
| Watershed Hydropower Corp | Saranac Lake, NY | Independent Power Producer | 1 | 4.9 GWh | Dec 2025 | - | ||
| Wind Stream Properties, LLC | Santa Rosa, CA | - | - | - | Oct 2025 | $299.47k | ||
| Washington County Power | Sandersville, GA | Independent Power Producer | - | - | Dec 2023 | Jun 2025 | $5.79M | |
| Westbound Solar LLC | San LUIS Obispo, CA | Independent Power Producer | 22 | 83.5 GWh | Dec 2025 | - | ||
| Westbound Solar 3, LLC | San LUIS Obispo, CA | Independent Power Producer | 13 | 68.3 GWh | Dec 2025 | - | ||
| Woodlawn Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 4.8 GWh | Dec 2025 | - | ||
| Woodlawn Solar II, LLC | San Francisco, CA | Independent Power Producer | 1 | 4.3 GWh | Dec 2025 | - | ||
| Wolfcastle Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 4.2 GWh | Dec 2025 | - | ||
| Windhub Solar A, LLC | San Francisco, CA | Independent Power Producer | - | - | - | Jun 2025 | $635.92k | |
| White Horse Solar A | San Francisco, CA | Independent Power Producer | 1 | 3.4 GWh | Dec 2025 | - | ||
| Washingtonville Solar LLC | San Francisco, CA | Independent Power Producer | 1 | 3.5 GWh | Dec 2025 | - | ||
| West Line Solar, LLC | Salt Lake City, UT | Independent Power Producer | - | 286.9 GWh | Dec 2024 | Sep 2025 | $2.03M | |
| Wilmot Energy Center II, LLC | Sahuarita, AZ | Independent Power Producer | 1 | 82.4 GWh | Jun 2026 | - | ||
| Whiteside Solar 1, LLC | Safety Harbor, FL | Independent Power Producer | 1 | 3.9 GWh | Dec 2025 | - | ||
| Wellhead Services, Inc | Sacramento, CA | Independent Power Producer | 16 | 47.2 GWh | Jun 2026 | - | ||
| Wellhead Power Panoche, LLC | Sacramento, CA | - | - | - | Sep 2025 | $1.49M | ||
| White Creek Wind I, LLC | Roosevelt, WA | - | - | - | Oct 2025 | $4.91M | ||
| Westrock Kraft Paper, LLC | Roanoke Rapids, NC | Industrial | 1 | 219.0 GWh | Jun 2026 | - | ||
| Wilkinson Solar LLC | Richmond, VA | - | - | - | Jun 2025 | $2.14M | ||
| White Oak Solar Energy LLC | Richmond, CA | Independent Power Producer | 1 | 3.4 GWh | Jun 2026 | - | ||
| Woods Hill Solar, LLC | Reno, NV | Independent Power Producer | 1 | 23.9 GWh | Jun 2026 | - | ||
| Wallenpuapack Hydro | Queensbury, NY | Independent Power Producer | 1 | 68.9 GWh | Dec 2025 | - | ||
| Westlake Chemical Natrium Plant | Proctor, WV | Industrial | 1 | 570.1 GWh | Jun 2026 | - | ||
| Winona Solar I LLC | Princeton, NJ | Independent Power Producer | 1 | 4.1 GWh | Dec 2025 | - | ||
| Wilmarth Lane Solar 1, LLC | Princeton, NJ | Independent Power Producer | 1 | 8.3 GWh | Dec 2024 | - | ||
| Wildorado Wind, LLC | Princeton, NJ | Independent Power Producer | 1 | 728.5 GWh | Dec 2025 | Sep 2025 | $5.93M | |
| Webster Holdco LLC | Princeton, NJ | Independent Power Producer | 1 | 7.9 GWh | Dec 2025 | - | ||
| Waterford Holdco LLC | Princeton, NJ | Independent Power Producer | 1 | 4.6 GWh | Dec 2025 | - | ||
| Washington Wind LLC | Princeton, NJ | Independent Power Producer | 1 | 379.0 GWh | Dec 2025 | Sep 2025 | $10.44M | $24.28k |
| Waipio PV, LLC | Princeton, NJ | Independent Power Producer | 1 | 99.8 GWh | Jun 2026 | - | ||
| Waiawa Solar Power LLC | Princeton, NJ | Independent Power Producer | 1 | 60.0 GWh | Jun 2026 | - | ||
| Wabasha Solar LLC | Princeton, NJ | Independent Power Producer | 1 | 5.9 GWh | Dec 2025 | - | ||
| Wabasha Holdco LLC | Princeton, NJ | Independent Power Producer | 1 | 3.5 GWh | Dec 2025 | - | ||
| Wheelabrator Westchester, L.P. | Portsmouth, NH | - | - | - | Oct 2025 | $4.54M | ||
| Wheelabrator Saugus Inc. | Portsmouth, NH | - | - | - | Sep 2025 | $2.94M | ||
| Wheelabrator Portsmouth Inc. | Portsmouth, NH | - | - | - | Jun 2025 | $21.88k | ||
| Wheelabrator North Andover Inc. | Portsmouth, NH | - | - | - | Sep 2025 | $2.71M | ||
| Wheelabrator Millbury Inc. | Portsmouth, NH | - | - | - | Sep 2025 | $3.73M | ||
| Wheelabrator Falls Inc. | Portsmouth, NH | - | - | - | Oct 2025 | $2.00M | ||
| Wheelabrator Environmental Systems | Portsmouth, NH | Commercial | 17 | 3.3 TWh | Jun 2026 | Jun 2022 | ||
| Wheelabrator Concord Company, L.P. | Portsmouth, NH | - | - | - | Jun 2025 | $90.87k | ||
| Wheelabrator Bridgeport, L.P. | Portsmouth, NH | - | - | - | Jun 2025 | $5.57M | ||
| Wheelabrator Baltimore, L.P. | Portsmouth, NH | - | - | - | Jul 2025 | $5.07M | ||
| Westlake Chemicals & VInyls LLC | Plaquemine, LA | Industrial | 1 | 1.5 TWh | Jun 2026 | Oct 2025 | $3.94M | |
| Wapsipinicon Wind Project, LLC | Phoenix, AZ | - | - | - | Oct 2025 | $5.34M | ||
| Waste Management Inc | Pen Argyl, PA | Independent Power Producer | 4 | 33.7 GWh | Dec 2025 | - | ||
| Winnebago County - (Wi) | Oshkosh, WI | Municipally-Owned Utility | 1 | 3.9 GWh | Dec 2025 | - | ||
| Walleye Power, LLC | Oregon, OH | Independent Power Producer | 1 | 1.1 TWh | Dec 2024 | Jul 2025 | $11.56M | |
| Winfield Solar I, LLC | Ontario | Independent Power Producer | 1 | 314.9 GWh | Jun 2026 | Oct 2025 | $2.98M | |
| Wolf Run Energy LLC | Omaha, ME | Independent Power Producer | 1 | 43.9 GWh | Dec 2025 | Oct 2025 | $1.20M | |
| Western Plains Wind, LLC | Oakley, KS | Industrial | 1 | 12.7 GWh | Dec 2025 | - | ||
| Westrock Seminole | Norcross, GA | Commercial | 1 | 162.1 GWh | Dec 2025 | - | ||
| Westrock (La) | Norcross, GA | Municipally-Owned Utility | 1 | 532.4 GWh | Dec 2025 | - | ||
| Westrock-Florence | Norcross, GA | Industrial | 1 | 481.2 GWh | Jun 2026 | - | ||
| Wister Solar | Niland, CA | Independent Power Producer | 1 | 35.5 GWh | Dec 2025 | - | ||
| Wyandot Solar LLC | New York, NY | Independent Power Producer | 1 | 11.9 GWh | Jun 2026 | - | ||
| Wolf Solar LLC | New York, NY | Independent Power Producer | 1 | 6.8 GWh | Dec 2025 | - | ||
| Winema Solar Partners, LLC | New York, NY | Commercial | 1 | 8.7 GWh | Dec 2025 | - | ||
| Willow Springs Solar, LLC | New York, NY | - | - | - | Jun 2025 | $4.12M | ||
| Willow Spring Solar LLC | New York, NY | Independent Power Producer | 1 | 250.9 GWh | Jun 2026 | - | ||
| Willow Spring | New York, NY | Independent Power Producer | 1 | 31.6 GWh | Dec 2025 | - | ||
| Whitethorn Solar LLC | New York, NY | Independent Power Producer | 1 | 4.8 GWh | Dec 2025 | - |
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 | Jun 2026 | Nuclear |
| Barry | Bucks, Alabama | 13 TWh | Jan 1954 | Jun 2026 | Natural Gas : 97.3% Bituminous Coal : 2.7% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Jun 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | Jun 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Jun 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 31 TWh | Jul 1974 | Jun 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 15 TWh | Oct 1975 | Jun 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Jun 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Jun 2026 | Nuclear |
| Catawba | York, South Carolina | 18 TWh | May 1985 | Jun 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Jun 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Jun 2026 | Natural Gas : 69.8% Bituminous Coal : 30.0% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | Jun 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 19 TWh | Jul 1975 | Jun 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Jun 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Jun 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Jun 2026 | Bituminous Coal : 99.6% |
| Grand Coulee | Grand Coulee, Washington | 19 TWh | Feb 1941 | Jun 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | Jun 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Jun 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 19 TWh | Apr 1971 | Jun 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Jun 2026 | Subbituminous Coal : 99.0% Natural Gas : 1.0% |
| Joseph M Farley | Columbia, Alabama | 15 TWh | Nov 1977 | Jun 2026 | Nuclear |
| Labadie | Labadie, Missouri | 15 TWh | May 1970 | Jun 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 18 TWh | Dec 1983 | Jun 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Jun 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Jun 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Jun 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 15 TWh | Oct 1969 | Jun 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 | Jun 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Jun 2026 | Nuclear |
| Oak Grove (TX) | Franklin, Texas | 12 TWh | Mar 2010 | Jun 2026 | Lignite Coal : 99.2% Natural Gas : 0.8% |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Jun 2026 | Nuclear |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Jun 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Jun 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Jun 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Jun 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Jun 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Jun 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 18 TWh | Jun 1981 | Jun 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 20 TWh | Jul 1988 | Jun 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 15 TWh | Apr 1976 | Jun 2026 | Nuclear |
| Surry | Surry, Virginia | 12 TWh | Nov 1972 | Jun 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 20 TWh | May 1983 | Jun 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Jun 2026 | Nuclear : 64.6% Natural Gas : 35.4% |
| Union Power Station | El Dorado, Arkansas | 13 TWh | Dec 2002 | Jun 2026 | Natural Gas |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Jun 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 14 TWh | May 1958 | Jun 2026 | Subbituminous Coal : 81.2% Natural Gas : 18.8% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 20 TWh | Apr 1996 | Jun 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | Jun 2026 | Natural Gas |