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 |
|---|---|---|---|---|---|---|---|---|
| Milford Wind Corridor Phase II, LLC | Boston, MA | - | - | - | Sep 2025 | $2.05M | $18.54k | |
| Milford Wind Corridor Stage II LLC | Boston, MA | Independent Power Producer | 1 | 208.3 GWh | Mar 2026 | - | ||
| MILO CSG, LLC | Boston, MA | Independent Power Producer | 1 | 7.1 GWh | Dec 2024 | - | ||
| Monson Solar, LLC | Boston, MA | Independent Power Producer | 1 | 3.5 GWh | Dec 2024 | - | ||
| Montague Road Solar, LLC | Boston, MA | Independent Power Producer | 1 | 4.9 GWh | Dec 2024 | - | ||
| Murphy Flat Power, LLC | Boston, MA | Independent Power Producer | 1 | 44.5 GWh | Mar 2026 | - | ||
| Mustang Hills, LLC (Longroad) | Boston, MA | Independent Power Producer | 1 | 312.4 GWh | Dec 2024 | Jun 2025 | $11.94M | |
| MWRA Charlestown | Boston, MA | State-Owned Utility | 1 | 1.3 GWh | Dec 2024 | - | ||
| New Hampshire Hydro Associates | Boston, MA | Independent Power Producer | 1 | 3.1 GWh | Dec 2024 | - | ||
| Newfield Solar LLC | Boston, MA | Independent Power Producer | 1 | 8.5 GWh | Dec 2024 | - | ||
| Nexamp Peak, LLC | Boston, MA | Independent Power Producer | 1 | 2.3 GWh | Dec 2024 | - | ||
| Niagara Depot Solar, LLC | Boston, MA | Independent Power Producer | 1 | 5.2 GWh | Dec 2024 | - | ||
| Niagara Wind Power LLC | Boston, MA | Independent Power Producer | - | - | Dec 2011 | Oct 2025 | $580.10k | |
| Oe Il Solar 3, LLC | Boston, MA | Independent Power Producer | 1 | 4.7 GWh | Dec 2024 | - | ||
| Off Airport Road - West, LLC | Boston, MA | Independent Power Producer | 1 | 6.9 GWh | Dec 2024 | - | ||
| Old Frontier Solar III PV, LLC | Boston, MA | Independent Power Producer | 1 | 4.1 GWh | Dec 2024 | - | ||
| Olney Solar II, LLC | Boston, MA | Independent Power Producer | 1 | 4.6 GWh | Dec 2024 | - | ||
| Orange Grove | Boston, MA | Independent Power Producer | 1 | 244.0 GWh | Mar 2026 | - | ||
| Orchard Ranch Solar, LLC | Boston, MA | Independent Power Producer | 1 | 48.7 GWh | Mar 2026 | - | ||
| Oriana Solar LLC | Boston, MA | Independent Power Producer | 1 | 212.9 GWh | Mar 2026 | - | ||
| Orsted Wind Power North America LLC | Boston, MA | Independent Power Producer | 3 | 571.3 GWh | Mar 2026 | - | ||
| Owlville Creek Solar 2, LLC | Boston, MA | Independent Power Producer | 1 | 8.0 GWh | Dec 2024 | - | ||
| Owlville Creek Solar, LLC | Boston, MA | Independent Power Producer | 1 | 8.5 GWh | Dec 2024 | - | ||
| Pendleton Solar 1, LLC | Boston, MA | Independent Power Producer | 1 | 7.7 GWh | Dec 2024 | - | ||
| Peterson Road Solar, LLC | Boston, MA | Independent Power Producer | 1 | 4.6 GWh | Dec 2024 | - | ||
| Plainfield Solar LLC | Boston, MA | Independent Power Producer | 1 | 3.6 GWh | Dec 2024 | - | ||
| Pleasantdale Road Solar, LLC | Boston, MA | Independent Power Producer | 1 | 1.4 GWh | Dec 2024 | - | ||
| PNY Bess LLC | Boston, MA | - | - | - | Oct 2025 | $400.66k | ||
| Prospero Energy Project, LLC (Longroad) | Boston, MA | Independent Power Producer | 1 | 782.3 GWh | Mar 2026 | - | ||
| Prospero Solar II, LLC (Longroad) | Boston, MA | Independent Power Producer | 1 | 710.2 GWh | Mar 2026 | - | ||
| PVN Milliken, LLC | Boston, MA | Independent Power Producer | 1 | 5.1 GWh | Dec 2024 | - | ||
| Rafterville Solar, LLC | Boston, MA | Independent Power Producer | 1 | 2.1 GWh | Dec 2024 | - | ||
| RIO Bravo Windpower, LLC | Boston, MA | Independent Power Producer | 1 | 779.6 GWh | Mar 2026 | - | ||
| Rockford CS 1, LLC | Boston, MA | Independent Power Producer | 1 | 4.2 GWh | Dec 2024 | - | ||
| Rockford CS 2, LLC | Boston, MA | Independent Power Producer | 1 | 4.2 GWh | Dec 2024 | - | ||
| Rockford Solar, LLC | Boston, MA | Independent Power Producer | 1 | 3.7 GWh | Dec 2024 | - | ||
| Rockland Wind Farm LLC | Boston, MA | - | - | - | Sep 2025 | $2.99M | ||
| Route 14A CDG Solar North And South, LLC | Boston, MA | Independent Power Producer | 1 | 6.7 GWh | Dec 2024 | - | ||
| Route 76 Boone Solar 1, LLC | Boston, MA | Independent Power Producer | 1 | 4.1 GWh | Dec 2024 | - | ||
| RT32 Westerlo Solar 1, LLC | Boston, MA | Independent Power Producer | 1 | 8.6 GWh | Dec 2024 | - | ||
| RT405 Westerlo Solar 2, LLC | Boston, MA | Independent Power Producer | 1 | 8.5 GWh | Dec 2024 | - | ||
| Samoset Solar, LLC | Boston, MA | Independent Power Producer | 1 | 3.9 GWh | Dec 2024 | - | ||
| Sampson Road Solar, LLC | Boston, MA | Independent Power Producer | 1 | 3.2 GWh | Dec 2024 | - | ||
| Sappi Fine Paper North America-Somerset | Boston, MA | Industrial | 1 | 604.6 GWh | Mar 2026 | - | ||
| Sequitur Renewables, LLC | Boston, MA | Independent Power Producer | 6 | 249.6 GWh | Mar 2026 | - | ||
| Serrano Solar, LLC | Boston, MA | Independent Power Producer | 1 | 408.1 GWh | Mar 2026 | Sep 2025 | $10.95M | |
| Settlers Solar, LLC | Boston, MA | Independent Power Producer | 1 | 8.2 GWh | Dec 2024 | - | ||
| 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 | 3.8 GWh | Dec 2024 | - | ||
| Solar Star Urbana Landfill East, LLC | Boston, MA | Independent Power Producer | 1 | 3.7 GWh | Dec 2024 | - | ||
| Somonauk Road Solar 1, LLC | Boston, MA | Independent Power Producer | 1 | 4.4 GWh | Dec 2024 | - | ||
| South Field Energy, LLC | Boston, MA | Independent Power Producer | 1 | 7.9 TWh | Mar 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 | 9.7 GWh | Dec 2024 | - | ||
| Sugar Hill Solar 1, LLC | Boston, MA | Independent Power Producer | 1 | 8.6 GWh | Dec 2024 | - | ||
| Sun Streams 2, LLC | Boston, MA | Independent Power Producer | 1 | 354.0 GWh | Mar 2026 | Sep 2025 | $1.57M | |
| Sun Streams Expansion, LLC | Boston, MA | Independent Power Producer | 1 | 789.8 GWh | Mar 2026 | Sep 2025 | $18.72M | |
| Sun Streams PVS, LLC | Boston, MA | Independent Power Producer | 1 | 500.4 GWh | Mar 2026 | Sep 2025 | $10.77M | |
| SUNE DB42, LLC | Boston, MA | Independent Power Producer | 1 | 3.6 GWh | Dec 2024 | - | ||
| SUNE EPE1 LLC | Boston, MA | Independent Power Producer | 1 | 28.9 GWh | Dec 2024 | - | ||
| SUNE SPS1, LLC | Boston, MA | Independent Power Producer | 1 | 24.3 GWh | Dec 2024 | - | ||
| SUNE SPS2, LLC | Boston, MA | Independent Power Producer | 1 | 22.3 GWh | Dec 2024 | - | ||
| SUNE SPS3, LLC | Boston, MA | Independent Power Producer | 1 | 24.4 GWh | Dec 2024 | - | ||
| SUNE SPS4, LLC | Boston, MA | Independent Power Producer | 1 | 24.1 GWh | Dec 2024 | - | ||
| SUNE SPS5, LLC | Boston, MA | Independent Power Producer | 1 | 23.2 GWh | Dec 2024 | - | ||
| Sunflower Wind Project | Boston, MA | Investor-Owned Utility | - | - | Dec 2018 | Sep 2025 | $2.58M | |
| Sutton Solar 2, LLC | Boston, MA | Independent Power Producer | 1 | 1.4 GWh | Dec 2024 | - | ||
| Sutton Solar, LLC | Boston, MA | Independent Power Producer | 1 | 3.2 GWh | Dec 2024 | - | ||
| Tanglewood Circle Solar 1 LLC | Boston, MA | Independent Power Producer | 1 | 8.0 GWh | Dec 2024 | - | ||
| Theodore Drive Solar, LLC | Boston, MA | Independent Power Producer | 1 | 2.5 GWh | Dec 2024 | - | ||
| Three Corners Solar, LLC | Boston, MA | Independent Power Producer | 1 | 199.6 GWh | Mar 2026 | Sep 2025 | $5.65M | |
| Titan Solar 1, LLC | Boston, MA | Independent Power Producer | 1 | 143.3 GWh | Mar 2026 | Sep 2025 | $1.43M | |
| TPE Ri WA1, LLC | Boston, MA | Independent Power Producer | 1 | 3.7 GWh | Dec 2024 | - | ||
| TPE Ri WA2, LLC | Boston, MA | Independent Power Producer | 1 | 3.9 GWh | Dec 2024 | - | ||
| TRES Bahias Solar Power, LLC | Boston, MA | Independent Power Producer | 1 | 489.5 GWh | Mar 2026 | - | ||
| Umbriel Solar, LLC | Boston, MA | Independent Power Producer | 1 | 354.2 GWh | Mar 2026 | Sep 2025 | $3.71M | |
| Upton Solar, LLC | Boston, MA | Independent Power Producer | 1 | 3.5 GWh | Dec 2024 | - | ||
| VEGA Solar, LLC | Boston, MA | Independent Power Producer | 1 | 53.1 GWh | Dec 2024 | - | ||
| Veolia Na - Municipal & Commercial Business | Boston, MA | Industrial | 1 | 160.2 GWh | Mar 2026 | - | ||
| Vermont Wind LLC | Boston, MA | Independent Power Producer | - | - | Dec 2011 | Sep 2025 | $1.36M | |
| Wachusett Solar, LLC | Boston, MA | Independent Power Producer | 1 | 3.7 GWh | Dec 2024 | - | ||
| Wappinger 9D Solar, LLC | Boston, MA | Independent Power Producer | 1 | 3.5 GWh | Dec 2024 | - | ||
| Weaver Wind, LLC (Longroad) | Boston, MA | Independent Power Producer | 1 | 228.7 GWh | Dec 2024 | Sep 2025 | $2.02M | |
| Wellesley Bess LLC | Boston, MA | - | - | - | Oct 2025 | $96.87k | ||
| Westminster Renewables, LLC | Boston, MA | Independent Power Producer | 1 | 2.1 GWh | Dec 2024 | - | ||
| Whatley Renewables, LLC | Boston, MA | Independent Power Producer | 1 | 1.8 GWh | Dec 2024 | - | ||
| Wolverine Solar, LLC | Boston, MA | Independent Power Producer | 1 | 2.2 GWh | Dec 2024 | - | ||
| Woodland Avenue Solar 1, LLC | Boston, MA | Independent Power Producer | 1 | 8.6 GWh | Dec 2024 | - | ||
| Yadkin 601 Farm, LLC | Boston, MA | Independent Power Producer | 1 | 5.8 GWh | Dec 2024 | - | ||
| Acciona Solar Power | Boulder City, NV | Independent Power Producer | 1 | 98.0 GWh | Mar 2026 | - | ||
| Copper Mountain Solar 3, LLC | Boulder City, NV | Independent Power Producer | - | - | Dec 2017 | Oct 2025 | $17.34M | |
| Copper Mountain Solar 4, LLC | Boulder City, NV | Independent Power Producer | - | - | Dec 2017 | Oct 2025 | $5.24M | |
| Desert Star Energy Center SDG&E | Boulder City, NV | Investor-Owned Utility | 1 | 396.7 GWh | Mar 2026 | - | ||
| Alsoenergy | Boulder, CA | Commercial | 1 | 935.1 MWh | Dec 2024 | - | ||
| Bitter Ridge Wind Farm, LLC | Boulder, CO | Independent Power Producer | 1 | 408.0 GWh | Mar 2026 | Oct 2025 | $5.50M | |
| Boulder City Of | Boulder, CO | Municipally-Owned Utility | 5 | 27.2 GWh | Dec 2024 | - | ||
| C-S Canal Hydro, LLC | Boulder, CO | Independent Power Producer | 2 | 15.1 GWh | Dec 2024 | - | ||
| Denver INT'L Airport IV Solar | Boulder, CO | Independent Power Producer | 1 | 3.1 GWh | Dec 2024 | Sep 2025 | $688.16k | |
| GR Catalyst One, LLC | Boulder, CO | Independent Power Producer | 1 | 11.7 GWh | Dec 2024 | - | ||
| GR Catalyst Two LLC | Boulder, CO | Independent Power Producer | 1 | 33.6 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 | 15 TWh | Nov 1974 | Mar 2026 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | Mar 2026 | Natural Gas : 95.8% Bituminous Coal : 4.2% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Mar 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | Mar 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Mar 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 30 TWh | Jul 1974 | Mar 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 16 TWh | Oct 1975 | Mar 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 19 TWh | Aug 1985 | Mar 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Mar 2026 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | Mar 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Mar 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Mar 2026 | Natural Gas : 68.9% Bituminous Coal : 30.9% |
| Diablo Canyon | Avila Beach, California | 17 TWh | Apr 1985 | Mar 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Mar 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Mar 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Mar 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Mar 2026 | Bituminous Coal : 99.6% |
| Grand Coulee | Grand Coulee, Washington | 18 TWh | Feb 1941 | Mar 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | Mar 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Mar 2026 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Mar 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 18 TWh | Apr 1971 | Mar 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Mar 2026 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| Joseph M Farley | Columbia, Alabama | 13 TWh | Nov 1977 | Mar 2026 | Nuclear |
| Labadie | Labadie, Missouri | 16 TWh | May 1970 | Mar 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Mar 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Mar 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Mar 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Mar 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | Mar 2026 | Subbituminous Coal : 75.0% Bituminous Coal : 16.0% Petroleum Coke : 8.9% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Mar 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Mar 2026 | Nuclear |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Mar 2026 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Feb 2026 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Mar 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Mar 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Mar 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Mar 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 16 TWh | Nov 1972 | Mar 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Mar 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 15 TWh | Jun 1981 | Mar 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 21 TWh | Jul 1988 | Mar 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 16 TWh | Apr 1976 | Mar 2026 | Nuclear |
| Surry | Surry, Virginia | 13 TWh | Nov 1972 | Mar 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Mar 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Mar 2026 | Nuclear : 68.1% Natural Gas : 31.9% |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Mar 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 15 TWh | May 1958 | Mar 2026 | Subbituminous Coal : 82.1% Natural Gas : 17.9% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 18 TWh | Apr 1996 | Mar 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | Mar 2026 | Natural Gas |