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 |
|---|---|---|---|---|---|---|---|---|
| Tiverton Power LLC | Tiverton, RI | Independent Power Producer | 1 | 1.5 TWh | Dec 2025 | Sep 2025 | $20.48M | |
| Top Of The World Wind Energy, LLC | Charlotte, NC | - | - | - | Sep 2025 | $6.08M | ||
| Topaz Solar Farms LLC | Santa Margarita, CA | Independent Power Producer | 1 | 1.1 TWh | Aug 2026 | Sep 2025 | $42.73M | |
| TPW Petersburg LLC | Petersburg, NE | Independent Power Producer | 1 | 169.5 GWh | Dec 2025 | Sep 2025 | $2.69M | |
| Transalta Wyoming Wind LLC | Evanston, WY | Independent Power Producer | 1 | 357.9 GWh | Dec 2025 | Sep 2025 | $3.32M | |
| Trent River Solar, LLC | Asheville, NC | Independent Power Producer | - | 148.9 GWh | Dec 2024 | Sep 2025 | $1.53M | |
| Trimont Wind I LLC | Portland, OR | - | - | - | Sep 2025 | $1.89M | ||
| Triple H Wind Project, LLC | Houston, TX | - | - | - | Sep 2025 | $6.79M | ||
| Tropico, LLC | Pasadena, CA | Independent Power Producer | - | - | Dec 2019 | Sep 2025 | $996.99k | |
| Troutdale Grid, LLC | Juno Beach, FL | Independent Power Producer | 1 | -37.0 GWh | Aug 2026 | Sep 2025 | $9.21M | |
| Troy Energy LLC | Luckey, OH | Independent Power Producer | 1 | 1.4 TWh | Dec 2025 | Sep 2025 | $20.93M | |
| Tuana Springs Energy, LLC | Baltimore, MD | Independent Power Producer | 1 | 28.6 GWh | Aug 2026 | Sep 2025 | $616.81k | |
| Tulare Solar Center, LLC | Reno, NV | Independent Power Producer | 1 | 154.1 GWh | Aug 2026 | Sep 2025 | $1.11M | |
| TULE Wind LLC | Portland, OR | - | - | - | Sep 2025 | $6.14M | ||
| Tumbleweed Energy Storage, LLC | Walnut Creek, CA | Independent Power Producer | 1 | -34.4 GWh | Aug 2026 | Sep 2025 | $4.43M | |
| Tunica Windpower LLC | Louisville, CO | - | - | - | Sep 2025 | $2.08M | ||
| Turquoise Nevada LLC | Montpelier, VT | - | - | - | Sep 2025 | $1.12M | ||
| Tuscola Bay Wind LLC | Juno Beach, FL | Independent Power Producer | 1 | 368.1 GWh | Aug 2026 | Sep 2025 | $5.47M | |
| Tuscola Wind II LLC | Juno Beach, FL | Independent Power Producer | 1 | 304.7 GWh | Aug 2026 | Sep 2025 | $3.59M | |
| TWE Bowman Solar Project, LLC | Asheville, NC | Independent Power Producer | - | 128.9 GWh | Dec 2024 | Sep 2025 | $1.64M | |
| Twiggs County Solar, LLC | New York, NY | - | - | - | Sep 2025 | $3.08M | ||
| Twin Buttes Wind II LLC | Portland, OR | - | - | - | Sep 2025 | $1.96M | ||
| Twin Buttes Wind LLC | Portland, OR | - | - | - | Sep 2025 | $2.90M | ||
| Twin Lakes Solar LLC | Monticello, IN | Independent Power Producer | 1 | 366.0 GWh | Aug 2026 | Sep 2025 | $3.34M | |
| TYR Energy, LLC | Overland Park, KS | - | - | - | Sep 2025 | $4.63M | $2.81M | |
| U.S. General Services Administration | Indianapolis, IN | Federally-Owned Utility | 1 | 519.0 MWh | Dec 2024 | Sep 2025 | $5.59M | |
| UIL Distributed Resources, LLC | New Haven, CT | Independent Power Producer | 1 | 17.0 GWh | Dec 2025 | Sep 2025 | $442.55k | |
| Umbriel Solar, LLC | Boston, MA | Independent Power Producer | 1 | 355.2 GWh | Aug 2026 | Sep 2025 | $3.71M | |
| United Illuminating Co | Orange, CT | Investor-Owned Utility | 3 | 55.7 GWh | Aug 2026 | Sep 2025 | $20.21M | $64.93M |
| Unitil Energy Systems, Inc. | Hampton, NH | - | - | - | Sep 2025 | $1.80M | $2.84M | |
| University Park Energy LLC | University Park, IL | Independent Power Producer | 1 | 157.7 GWh | Dec 2025 | Sep 2025 | $5.01M | $55.25k |
| Uns Electric, Inc | Tucson, AZ | Investor-Owned Utility | 5 | 78.5 GWh | Dec 2025 | Sep 2025 | $3.99M | $15.44M |
| GANS Energy LLC | GANS, PA | Independent Power Producer | 1 | 149.8 GWh | Dec 2025 | Sep 2025 | $3.59M | |
| Garden Wind LLC | Juno Beach, FL | Independent Power Producer | 1 | 342.5 GWh | Aug 2026 | Sep 2025 | $4.76M | |
| Garnet Mesa Solar LLC | Scottsdale, AZ | Independent Power Producer | 1 | 229.1 GWh | Aug 2026 | Sep 2025 | $246.59k | |
| GB II Connecticut LLC | Birmingham, AL | - | - | - | Sep 2025 | $58.67M | ||
| GB II New Haven LLC | Birmingham, AL | - | - | - | Sep 2025 | $3.42M | ||
| Genbright LLC | Houston, TX | - | - | - | Sep 2025 | $108.11k | $14.81k | |
| Genconn Energy LLC | Houston, TX | - | - | - | Sep 2025 | $11.89M | ||
| Generation Bridge Connecticut Holdings, LLC | Birmingham, AL | - | - | - | Sep 2025 | $15.61M | $15.61M | |
| Generation Bridge M&M Holdings, LLC | Birmingham, AL | - | - | - | Sep 2025 | $3.06M | $3.06M | |
| Genesee Power Station Limited Partnership | ANN Arbor, MI | - | - | - | Sep 2025 | $3.99M | ||
| Genesis Solar LLC | Juno Beach, FL | Independent Power Producer | 1 | 648.4 GWh | Aug 2026 | Sep 2025 | $44.25M | |
| Georgia-Pacific Toledo LLC | Toledo, OR | Industrial | 2 | 52.4 GWh | Dec 2025 | Sep 2025 | $461.48k | $34.98k |
| Glen Ullin Energy Center, LLC | Duluth, MN | - | - | - | Sep 2025 | $1.41M | ||
| Glover Creek Solar, LLC | Asheville, NC | Independent Power Producer | 1 | 120.5 GWh | Dec 2025 | Sep 2025 | $1.65M | |
| Goal Line LP | Denver, CO | Independent Power Producer | 1 | 18.1 GWh | Aug 2026 | Sep 2025 | $6.06M | |
| Golden Fields Solar I, LLC | Austin, TX | Independent Power Producer | - | - | Dec 2021 | Sep 2025 | $2.29M | |
| Golden Fields Solar IV, LLC | San Francisco, CA | Independent Power Producer | 1 | 457.6 GWh | Aug 2026 | Sep 2025 | ||
| Golden Hills Wind, LLC | Juno Beach, FL | Independent Power Producer | 1 | 262.0 GWh | Dec 2025 | Sep 2025 | $14.45M | |
| Golden West Power Partners, LLC | Juno Beach, FL | Independent Power Producer | 1 | 823.8 GWh | Aug 2026 | Sep 2025 | $7.04M | |
| Goose Prairie Solar LLC | New York, NY | Independent Power Producer | 1 | 203.9 GWh | Aug 2026 | Sep 2025 | $4.98M | |
| Goshen Phase II LLC | Houston, TX | - | - | - | Sep 2025 | $9.74M | ||
| Grand VIew PV Solar Two, LLC | Grand VIew, ID | Independent Power Producer | 1 | 192.8 GWh | Aug 2026 | Sep 2025 | $3.89M | |
| Granite Mountain Solar East LLC | Boston, MA | Independent Power Producer | - | - | - | Sep 2025 | $3.05M | |
| Granite Mountain Solar West, LLC | Boston, MA | Independent Power Producer | - | - | - | Sep 2025 | $2.12M | |
| Granite Reliable Power | Millinocket, ME | Independent Power Producer | - | - | Dec 2020 | Sep 2025 | $5.21M | |
| Grant Wind, LLC | Charlottesville, VA | Independent Power Producer | - | - | - | Sep 2025 | $3.12M | |
| Graphite Solar I, LLC | Charlotte, NC | - | - | - | Sep 2025 | $1.50M | ||
| Gravel Pit Solar III, LLC | New York, NY | - | - | - | Sep 2025 | $1.02M | ||
| Gravel Pit Solar IV, LLC | New York, NY | - | - | - | Sep 2025 | $1.79M | ||
| Gray County Wind Energy LLC | Juno Beach, FL | Independent Power Producer | 1 | 257.1 GWh | Dec 2025 | Sep 2025 | $1.44M | |
| Gray Hawk Solar, LLC | New York, NY | Independent Power Producer | 1 | 149.9 GWh | Aug 2026 | Sep 2025 | $2.41M | |
| Grayling Generating Station Limited Partnership | ANN Arbor, MI | - | - | - | Sep 2025 | $4.57M | ||
| Grays Harbor Energy LLC | Chicago, IL | - | - | - | Sep 2025 | $43.98M | ||
| Grazing Yak Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 74.2 GWh | Aug 2026 | Sep 2025 | $781.54k | |
| Great American Gas & Electric, LLC | Harrison, NY | - | - | - | Sep 2025 | $589.05k | $2.50M | |
| Great Bay Solar I LLC | Oakville, ON | Independent Power Producer | 1 | 150.4 GWh | Aug 2026 | Sep 2025 | $2.34M | |
| Great Lakes Hydro America LLC | Millinocket, ME | Independent Power Producer | 2 | 651.7 GWh | Dec 2025 | Sep 2025 | $9.59M | |
| Great River Hydro, LLC | Westborough, MA | Independent Power Producer | 13 | 1.4 TWh | Dec 2025 | Sep 2025 | $44.29M | |
| Green River Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 433.8 GWh | Aug 2026 | Sep 2025 | $3.39M | |
| Griffith Energy LLC | Kingman, AZ | Independent Power Producer | 1 | 4.2 TWh | Aug 2026 | Sep 2025 | $25.28M | $13.33k |
| Grissom Solar, LLC | Asheville, NC | Independent Power Producer | - | 10.6 GWh | Dec 2024 | Sep 2025 | $507.31k | |
| Groton Bess 1 LLC | Arlington, VA | Independent Power Producer | 1 | -375.0 MWh | Dec 2025 | Sep 2025 | $33.37k | |
| Groton Bess 2 LLC | Arlington, VA | Independent Power Producer | 1 | -413.0 MWh | Dec 2025 | Sep 2025 | $28.83k | |
| Groton Station Fuel Cell, LLC | Danbury, CT | Independent Power Producer | 1 | 33.3 GWh | Dec 2025 | Sep 2025 | $483.85k | |
| Groton Wind, LLC | Portland, OR | - | - | - | Sep 2025 | $1.21M | ||
| GRP Franklin, LLC | Carnesville, GA | - | - | - | Sep 2025 | $8.34M | ||
| GRP Madison, LLC | Colbert, GA | - | - | - | Sep 2025 | $8.27M | ||
| Gulf Coast Solar Center II, LLC | Scottsdale, AZ | - | - | - | Sep 2025 | $1.67M | ||
| Gulf Coast Solar Center III, LLC | Scottsdale, AZ | - | - | - | Sep 2025 | $2.01M | ||
| Gunsight Solar, LLC | Asheville, NC | Independent Power Producer | 1 | 182.7 GWh | Dec 2025 | Sep 2025 | $1.56M | |
| Guzman Western Slope LLC | Denver, CO | - | - | - | Sep 2025 | $6.42M | ||
| Hampshire Power Corporation | Birmingham, AL | - | - | - | Sep 2025 | $216.86k | $1.96M | |
| Hancock Wind LLC | Boston,, MA | Independent Power Producer | - | - | - | Sep 2025 | $1.15M | |
| Handsome Lake Energy LLC | Baltimore, MD | Independent Power Producer | 1 | 170.7 GWh | Dec 2025 | Sep 2025 | $1.97M | |
| Happy Jack Windpower, LLC | Charlotte, NC | - | - | - | Sep 2025 | $687.66k | ||
| Happy Solar 1, LLC | San Francisco, CA | - | - | - | Sep 2025 | $517.02k | ||
| Harborside Energy, LLC | Brooklyn, NY | - | - | - | Sep 2025 | $21.05k | ||
| Hardee Power Partners Limited | Chicago, IL | - | - | - | Sep 2025 | $8.53M | ||
| Hardscrabble Wind Power LLC | Portland, OR | - | - | - | Sep 2025 | $1.68M | ||
| Hardy Hills Solar LLC | Frankfort, IN | Investor-Owned Utility | 1 | 392.2 GWh | Aug 2026 | Sep 2025 | $4.20M | |
| Harmony Florida Solar II, LLC | Juno Beach, FL | Independent Power Producer | 1 | 199.9 GWh | Aug 2026 | Sep 2025 | $1.90M | |
| Harmony Florida Solar LLC | Juno Beach, FL | Independent Power Producer | 1 | 190.6 GWh | Aug 2026 | Sep 2025 | $1.94M | |
| Harquahala Sun 1, LLC | Dana Point, CA | - | - | - | Sep 2025 | $1.25M | ||
| Harquahala Sun 2, LLC | Dana Point, CA | - | - | - | Sep 2025 | $20.95M | ||
| Harts Mills Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 196.9 GWh | Aug 2026 | Sep 2025 | $2.21M | |
| Harvard Dedicated Energy Limited | Cambridge, MA | - | - | - | Sep 2025 | $1.78M | $1.66M | |
| Harvest Gold Solar Power, LLC | Boston, MA | Independent Power Producer | 1 | 222.2 GWh | Aug 2026 | Sep 2025 | $2.62M | |
| Harvest Windfarm, LLC | Baltimore, MD | Independent Power Producer | 1 | 130.6 GWh | Dec 2025 | Sep 2025 | $1.48M |
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 | Aug 2026 | Nuclear |
| Barry | Bucks, Alabama | 14 TWh | Jan 1954 | Aug 2026 | Natural Gas : 96.4% Bituminous Coal : 3.6% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Aug 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | Aug 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Aug 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 31 TWh | Jul 1974 | Aug 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 15 TWh | Oct 1975 | Aug 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Aug 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Aug 2026 | Nuclear |
| Catawba | York, South Carolina | 18 TWh | May 1985 | Aug 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Aug 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Aug 2026 | Natural Gas : 69.9% Bituminous Coal : 29.9% |
| Diablo Canyon | Avila Beach, California | 19 TWh | Apr 1985 | Aug 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Aug 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Aug 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Aug 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 12 TWh | Sep 1974 | Aug 2026 | Bituminous Coal : 99.5% |
| Grand Coulee | Grand Coulee, Washington | 19 TWh | Feb 1941 | Aug 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | Aug 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Aug 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 19 TWh | Apr 1971 | Aug 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Aug 2026 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| Joseph M Farley | Columbia, Alabama | 15 TWh | Nov 1977 | Aug 2026 | Nuclear |
| Labadie | Labadie, Missouri | 15 TWh | May 1970 | Aug 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Aug 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Aug 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Aug 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Aug 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 15 TWh | Oct 1969 | Aug 2026 | Subbituminous Coal : 75.1% Bituminous Coal : 15.7% Petroleum Coke : 9.0% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Aug 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Aug 2026 | Nuclear |
| Oak Grove (TX) | Franklin, Texas | 12 TWh | Mar 2010 | Aug 2026 | Lignite Coal : 99.3% Natural Gas : 0.7% |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Aug 2026 | Nuclear |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Aug 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Aug 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Aug 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Aug 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Aug 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Aug 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 18 TWh | Jun 1981 | Aug 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 20 TWh | Jul 1988 | Aug 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 15 TWh | Apr 1976 | Aug 2026 | Nuclear |
| Surry | Surry, Virginia | 12 TWh | Nov 1972 | Aug 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 20 TWh | May 1983 | Aug 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Aug 2026 | Nuclear : 64.7% Natural Gas : 35.3% |
| Union Power Station | El Dorado, Arkansas | 13 TWh | Dec 2002 | Aug 2026 | Natural Gas |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Aug 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 14 TWh | May 1958 | Aug 2026 | Subbituminous Coal : 82.1% Natural Gas : 17.9% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 20 TWh | Apr 1996 | Aug 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | Aug 2026 | Natural Gas : 99.9% |