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 |
|---|---|---|---|---|---|---|---|---|
| Rockford CS 1, LLC | Boston, MA | Independent Power Producer | 1 | 4.3 GWh | Dec 2025 | - | ||
| Rockford CS 2, LLC | Boston, MA | Independent Power Producer | 1 | 4.2 GWh | Dec 2025 | - | ||
| Rockford Solar, LLC | Boston, MA | Independent Power Producer | 1 | 3.6 GWh | Dec 2025 | - | ||
| Route 14A CDG Solar North And South, LLC | Boston, MA | Independent Power Producer | 1 | 6.5 GWh | Dec 2025 | - | ||
| Route 76 Boone Solar 1, LLC | Boston, MA | Independent Power Producer | 1 | 4.2 GWh | Dec 2025 | - | ||
| RT32 Westerlo Solar 1, LLC | Boston, MA | Independent Power Producer | 1 | 8.4 GWh | Dec 2025 | - | ||
| RT405 Westerlo Solar 2, LLC | Boston, MA | Independent Power Producer | 1 | 8.2 GWh | Dec 2025 | - | ||
| Samoset Solar, LLC | Boston, MA | Independent Power Producer | 1 | 4.1 GWh | Dec 2025 | - | ||
| Sampson Road Solar, LLC | Boston, MA | Independent Power Producer | 1 | 3.2 GWh | Dec 2025 | - | ||
| Sappi Fine Paper North America-Somerset | Boston, MA | Industrial | 1 | 615.1 GWh | May 2026 | - | ||
| Sequitur Renewables, LLC | Boston, MA | Independent Power Producer | 6 | 330.5 GWh | May 2026 | - | ||
| Serrano Solar, LLC | Boston, MA | Independent Power Producer | 1 | 470.8 GWh | May 2026 | Sep 2025 | $10.95M | |
| Settlers Solar, LLC | Boston, MA | Independent Power Producer | 1 | 7.7 GWh | Dec 2025 | - | ||
| Shaokatan Hills, LLC (Longroad) | Boston, MA | Independent Power Producer | 1 | 13.3 GWh | Dec 2024 | - | ||
| Solar Star Urbana Landfill Central, LLC | Boston, MA | Independent Power Producer | 1 | 3.7 GWh | Dec 2025 | - | ||
| Solar Star Urbana Landfill East, LLC | Boston, MA | Independent Power Producer | 1 | 3.8 GWh | Dec 2025 | - | ||
| Somonauk Road Solar 1, LLC | Boston, MA | Independent Power Producer | 1 | 4.1 GWh | Dec 2025 | - | ||
| South Field Energy, LLC | Boston, MA | Independent Power Producer | 1 | 8.7 TWh | May 2026 | Oct 2025 | $73.20M | |
| Stetson Holdings, LLC | Boston, MA | Independent Power Producer | - | - | Dec 2011 | Sep 2025 | $1.97M | |
| Stikeleather Farm, LLC | Boston, MA | Independent Power Producer | 1 | 9.4 GWh | Dec 2025 | - | ||
| Sugar Hill Solar 1, LLC | Boston, MA | Independent Power Producer | 1 | 8.2 GWh | Dec 2025 | - | ||
| Sun Pond, LLC | Boston, MA | Independent Power Producer | 1 | 47.2 GWh | May 2026 | - | ||
| Sun Streams 2, LLC | Boston, MA | Independent Power Producer | 1 | 348.6 GWh | May 2026 | Sep 2025 | $1.57M | |
| Sun Streams Expansion, LLC | Boston, MA | Independent Power Producer | 1 | 814.4 GWh | May 2026 | Sep 2025 | $18.72M | |
| Sun Streams PVS, LLC | Boston, MA | Independent Power Producer | 1 | 476.0 GWh | May 2026 | Sep 2025 | $10.77M | |
| SUNE DB42, LLC | Boston, MA | Independent Power Producer | 1 | 3.5 GWh | Dec 2025 | - | ||
| SUNE EPE1 LLC | Boston, MA | Independent Power Producer | 1 | 28.0 GWh | Dec 2025 | - | ||
| SUNE SPS1, LLC | Boston, MA | Independent Power Producer | 1 | 23.7 GWh | Dec 2025 | - | ||
| SUNE SPS2, LLC | Boston, MA | Independent Power Producer | 1 | 23.0 GWh | Dec 2025 | - | ||
| SUNE SPS3, LLC | Boston, MA | Independent Power Producer | 1 | 24.0 GWh | Dec 2025 | - | ||
| SUNE SPS4, LLC | Boston, MA | Independent Power Producer | 1 | 23.1 GWh | Dec 2025 | - | ||
| SUNE SPS5, LLC | Boston, MA | Independent Power Producer | 1 | 21.9 GWh | Dec 2025 | - | ||
| Sunflower Wind Project | Boston, MA | Investor-Owned Utility | - | - | Dec 2018 | Sep 2025 | $2.58M | |
| Sutton Solar 2, LLC | Boston, MA | Independent Power Producer | 1 | 1.3 GWh | Dec 2025 | - | ||
| Sutton Solar, LLC | Boston, MA | Independent Power Producer | 1 | 3.3 GWh | Dec 2025 | - | ||
| Tanglewood Circle Solar 1 LLC | Boston, MA | Independent Power Producer | 1 | 7.5 GWh | Dec 2025 | - | ||
| Theodore Drive Solar, LLC | Boston, MA | Independent Power Producer | 1 | 2.5 GWh | Dec 2025 | - | ||
| Three Corners Solar, LLC | Boston, MA | Independent Power Producer | 1 | 212.6 GWh | May 2026 | Sep 2025 | $5.65M | |
| Titan Solar 1, LLC | Boston, MA | Independent Power Producer | 1 | 149.5 GWh | May 2026 | Sep 2025 | $1.43M | |
| TPE Ri WA1, LLC | Boston, MA | Independent Power Producer | 1 | 6.4 GWh | Dec 2025 | - | ||
| TPE Ri WA2, LLC | Boston, MA | Independent Power Producer | 1 | 6.1 GWh | Dec 2025 | - | ||
| TRES Bahias Solar Power, LLC | Boston, MA | Independent Power Producer | 1 | 489.4 GWh | May 2026 | - | ||
| Umbriel Solar, LLC | Boston, MA | Independent Power Producer | 1 | 348.1 GWh | May 2026 | Sep 2025 | $3.71M | |
| Upton Solar, LLC | Boston, MA | Independent Power Producer | 1 | 3.5 GWh | Dec 2025 | - | ||
| VEGA Solar, LLC | Boston, MA | Independent Power Producer | 1 | 51.1 GWh | Dec 2025 | - | ||
| Veolia Na - Municipal & Commercial Business | Boston, MA | Industrial | 1 | 154.6 GWh | May 2026 | - | ||
| Vermont Wind LLC | Boston, MA | Independent Power Producer | - | - | Dec 2011 | Sep 2025 | $1.36M | |
| Wachusett Solar, LLC | Boston, MA | Independent Power Producer | 1 | 3.5 GWh | Dec 2025 | - | ||
| Walden Solar Maine V LLC | Boston, MA | Independent Power Producer | 1 | 36.0 GWh | Dec 2025 | - | ||
| Wappinger 9D Solar, LLC | Boston, MA | Independent Power Producer | 1 | 3.1 GWh | Dec 2025 | - | ||
| Weaver Wind, LLC (Longroad) | Boston, MA | Independent Power Producer | - | 228.7 GWh | Dec 2024 | Sep 2025 | $2.02M | |
| Web Brimfield Solar LLC | Boston, MA | Independent Power Producer | 1 | 3.3 GWh | Dec 2025 | - | ||
| Web Brookfield Solar LLC | Boston, MA | Independent Power Producer | 1 | 5.9 GWh | Dec 2025 | - | ||
| Web Silver Maple Wind LLC | Boston, MA | Independent Power Producer | 1 | 70.1 GWh | Dec 2025 | Sep 2025 | $506.84k | |
| Wellesley Bess LLC | Boston, MA | - | - | - | Oct 2025 | $96.87k | ||
| Westminster Renewables, LLC | Boston, MA | Independent Power Producer | 1 | 2.1 GWh | Dec 2025 | - | ||
| Whatley Renewables, LLC | Boston, MA | Independent Power Producer | 1 | 1.7 GWh | Dec 2025 | - | ||
| Wolverine Solar, LLC | Boston, MA | Independent Power Producer | 1 | 2.3 GWh | Dec 2025 | - | ||
| Woodland Avenue Solar 1, LLC | Boston, MA | Independent Power Producer | 1 | 9.1 GWh | Dec 2025 | - | ||
| Yadkin 601 Farm, LLC | Boston, MA | Independent Power Producer | 1 | 5.6 GWh | Dec 2025 | - | ||
| Acciona Solar Power | Boulder City, NV | Independent Power Producer | 1 | 108.8 GWh | May 2026 | - | ||
| Desert Star Energy Center SDG&E | Boulder City, NV | Investor-Owned Utility | 1 | 347.6 GWh | May 2026 | - | ||
| Alsoenergy | Boulder, CA | Commercial | 1 | 3.4 GWh | Dec 2025 | - | ||
| Bitter Ridge Wind Farm, LLC | Boulder, CO | Independent Power Producer | 1 | 392.3 GWh | May 2026 | Oct 2025 | $5.50M | |
| Boulder, City Of - (Co) | Boulder, CO | Municipally-Owned Utility | 5 | 30.6 GWh | Dec 2025 | - | ||
| Denver INT'L Airport IV Solar | Boulder, CO | Independent Power Producer | 1 | 3.0 GWh | Dec 2025 | Sep 2025 | $688.16k | |
| Pike Solar LLC | Boulder, CO | Independent Power Producer | - | - | - | Sep 2025 | $3.01M | |
| Ranchero Wind Farm LLC | Boulder, CO | Independent Power Producer | 1 | 1.2 TWh | May 2026 | - | ||
| Spanish Peaks Solar LLC | Boulder, CO | Independent Power Producer | 1 | 391.5 GWh | May 2026 | Sep 2025 | $2.23M | |
| Sweetland Wind Farm, LLC | Boulder, CO | Independent Power Producer | 1 | 833.2 GWh | May 2026 | Oct 2025 | $887.22k | |
| Zephyr Wind LLC | Boulder, CO | Commercial | - | - | Dec 2018 | Sep 2025 | $904.25k | |
| City Of Bountiful - (Ut) | Bountiful City, UT | Municipally-Owned Utility | 4 | 42.5 GWh | Dec 2025 | - | ||
| Granite Shore Power | Bow, NH | Independent Power Producer | 5 | 309.2 GWh | May 2026 | - | ||
| GSP Lost Nation LLC | Bow, NH | - | - | - | Sep 2025 | $162.40k | ||
| GSP Merrimack LLC | Bow, NH | - | - | - | Sep 2025 | $2.95M | ||
| GSP Newington LLC | Bow, NH | - | - | - | Oct 2025 | $11.80M | $1.40M | |
| GSP Schiller LLC | Bow, NH | - | - | - | Sep 2025 | $123.46k | ||
| GSP White Lake LLC | Bow, NH | - | - | - | Sep 2025 | $169.51k | ||
| Barton Solar, LLC | Boxford, MA | Independent Power Producer | 1 | 2.5 GWh | Dec 2025 | - | ||
| USCE-Wilmington District | Boydton, VA | Federally-Owned Utility | 2 | 364.6 GWh | Dec 2025 | - | ||
| Isabella Partners | Bozeman, MT | Independent Power Producer | 1 | 32.6 GWh | Dec 2025 | - | ||
| MEGA Renewables | Bozeman, MT | Independent Power Producer | 2 | 34.2 GWh | Dec 2025 | - | ||
| Shasta Hydroelectric Inc | Bozeman, MT | Independent Power Producer | 1 | 7.0 GWh | Dec 2025 | - | ||
| Tropicana Manufacturing Company Inc. | Bradenton, FL | - | - | - | Aug 2025 | $362.25k | ||
| Tropicana Products Inc | Bradenton, FL | Industrial | 1 | 205.6 GWh | Dec 2025 | - | ||
| CSL Behring LLC | Bradley, IL | Industrial | 2 | 30.6 GWh | Dec 2025 | - | ||
| Brainerd Public Utilities | Brainerd, MN | Municipally-Owned Utility | 1 | 12.7 GWh | Dec 2025 | - | ||
| CPV Towantic, LLC | Braintree, MA | Independent Power Producer | 1 | 5.6 TWh | May 2026 | Sep 2025 | $57.37M | |
| Alpha Generation Brandywine, LLC | Brandywine, MD | Independent Power Producer | 1 | 870.3 GWh | May 2026 | - | ||
| Parkway Generation Keys Energy Center LLC | Brandywine, MD | Independent Power Producer | 1 | 4.7 TWh | May 2026 | Oct 2025 | $76.05M | |
| Five Crowns Inc | Brawley, CA | Industrial | 1 | 1.6 GWh | Dec 2025 | - | ||
| Spreckels Sugar Company | Brawley, CA | Industrial | 1 | 21.5 GWh | Dec 2024 | - | ||
| City Of Breese - (Il) | Breese, IL | Municipally-Owned Utility | 1 | 570.3 MWh | Dec 2025 | - | ||
| Major Oak Power, LLC | Bremond, TX | Independent Power Producer | 1 | 2.4 TWh | May 2026 | - | ||
| Georgia-Pacific Brewton LLC | Brewton, AL | Industrial | 1 | 462.4 GWh | Dec 2025 | - | ||
| Bridgeport Energy LLC | Bridgeport, CT | Independent Power Producer | 1 | 2.8 TWh | May 2026 | Sep 2025 | $23.16M | |
| Ub Fuel Cell | Bridgeport, CT | Commercial | 1 | 10.1 GWh | Dec 2025 | - | ||
| Bridgeport Disposal LLC | Bridgeport, NJ | Industrial | 1 | 1.7 GWh | Dec 2025 | - | ||
| Jack County Power, LLC | Bridgeport, TX | Independent Power Producer | 1 | 5.1 TWh | May 2026 | - | ||
| Massachusetts Department Of Correction | Bridgewater, MA | State-Owned Utility | 1 | 1.3 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 | 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 |