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 |
|---|---|---|---|---|---|---|---|---|
| Helix Ironwood LLC | Lebanon, PA | Independent Power Producer | 1 | 5.2 TWh | Aug 2025 | Oct 2025 | $43.27M | |
| Hilltop Power, LLC | Edgerton, MN | Independent Power Producer | 1 | 4.5 GWh | Dec 2024 | - | ||
| Helix Maine Wind Development, LLC | Chain Of Ponds TWP., ME | Independent Power Producer | 1 | 280.7 GWh | Aug 2025 | Jun 2025 | $3.28M | |
| Hemings Solar Partners LLC | Overland Park, KS | Independent Power Producer | 1 | 10.8 GWh | Dec 2024 | - | ||
| Hemlock Solar LLC | New York, NY | Independent Power Producer | 1 | 9.8 GWh | Dec 2024 | - | ||
| Hendershot Solar, LLC | Santa Monica, CA | Independent Power Producer | 1 | 4.1 GWh | Dec 2024 | - | ||
| Henrietta Bess LLC | Chicago, IL | Independent Power Producer | 1 | 6.1 GWh | Jul 2025 | Oct 2025 | $161.49k | |
| Henrietta D Energy Storage LLC | New York, NY | Independent Power Producer | - | - | - | Sep 2025 | $86.67k | |
| Helios Energy New York 2 LLC | Juno Beach, FL | Independent Power Producer | 1 | 7.3 GWh | Dec 2024 | - | ||
| Henry Gibson Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 1.2 GWh | Dec 2024 | - | ||
| Heorot Power Management | Hardin, MT | Independent Power Producer | 1 | 537.8 GWh | Dec 2024 | - | ||
| Heritage Sustainable Energy, LLC | Independent Power Producer | 4 | 15.4 GWh | Dec 2024 | - | |||
| Hermiston Generating Co LP | Hermiston, OR | Independent Power Producer | 1 | 3.6 TWh | Aug 2025 | Oct 2025 | $10.51M | |
| Highest Power Solar, LLC | Asheville, NC | Independent Power Producer | 1 | 102.1 GWh | Aug 2025 | Jun 2025 | $1.32M | |
| Hermiston Power Partnership | Hermiston, OR | Independent Power Producer | 1 | 3.7 TWh | Aug 2025 | Jul 2025 | $7.42M | $0 |
| High Trail Wind Farm LLC | Ellsworth, IL | Independent Power Producer | 1 | 540.7 GWh | Aug 2025 | Oct 2025 | $3.37M | |
| Hernando Energy | Brooksville, FL | Independent Power Producer | 1 | 5.6 GWh | Dec 2024 | - | ||
| Herrington Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 7.2 GWh | Dec 2024 | - | ||
| Hamilton Wind Energy LLC | Story City, IA | Independent Power Producer | 1 | 5.5 GWh | Dec 2024 | - | ||
| Hackberry Wind LLC | Portland, OR | Independent Power Producer | 1 | 358.1 GWh | Dec 2024 | - | ||
| Hadley 2 Solar, LLC | Boston, MA | Independent Power Producer | 1 | 3.1 GWh | Dec 2024 | - | ||
| Hadley 3 Solar, LLC (South) | Boston, MA | Independent Power Producer | 2 | 6.3 GWh | Dec 2024 | - | ||
| Hale Kuawehi Solar LLC | San Diego, CA | Independent Power Producer | 1 | 40.3 GWh | Aug 2025 | - | ||
| Haleon PLC | Warren, NJ | Independent Power Producer | 1 | 837.0 MWh | Dec 2024 | - | ||
| Hales Mills Solar, LLC | Boston, MA | Independent Power Producer | 1 | 5.8 GWh | Dec 2024 | - | ||
| Haley Solar, LLC | Asheville, NC | Independent Power Producer | 1 | 10.4 GWh | Dec 2024 | - | ||
| Hallador Power Company, LLC | Terra Haute, IN | Independent Power Producer | 1 | 5.1 TWh | Aug 2025 | Oct 2025 | $50.47M | |
| Hamakua Energy LP | Honokaa, HI | Independent Power Producer | 1 | 65.0 GWh | Aug 2025 | - | ||
| Hamilton Liberty O&M LLC | Towanda, PA | Independent Power Producer | 1 | 5.7 TWh | Aug 2025 | Oct 2025 | $36.63M | |
| Hamilton Operating Services, LLC | Charlotte, NC | Independent Power Producer | 1 | 7.0 TWh | Aug 2025 | - | ||
| Hamilton Power, LLC | Chicago, IL | Independent Power Producer | 1 | -203.6 MWh | Dec 2024 | Oct 2025 | $331.46k | |
| H.A. Wagner LLC | Allentown, PA | Independent Power Producer | 1 | 220.1 GWh | Aug 2025 | Oct 2025 | $16.82M | |
| Hammer Community Solar LLC | Safety Harbor, FL | Independent Power Producer | 1 | 2.0 GWh | Dec 2024 | - | ||
| Hampshire Paper Co Inc | Gouverneur, NY | Independent Power Producer | 1 | 12.1 GWh | Dec 2024 | - | ||
| Hampstead Solar, LLC | Arlington, VA | Independent Power Producer | 1 | 9.6 GWh | Dec 2024 | - | ||
| Hampton Lumber Mills - Washington Inc | Independent Power Producer | 1 | 18.4 GWh | Dec 2024 | - | |||
| Hampton Solar I, LLC | Asheville, NC | Independent Power Producer | 1 | 13.0 GWh | Dec 2024 | - | ||
| Hampton Solar II, LLC | Houston, TX | Independent Power Producer | 1 | 44.3 GWh | Aug 2025 | - | ||
| Hancock Wind LLC | Boston,, MA | Independent Power Producer | - | - | - | Jun 2025 | $1.15M | |
| Handsome Lake Energy LLC | Baltimore, MD | Independent Power Producer | 1 | 95.2 GWh | Dec 2024 | Sep 2025 | $1.97M | |
| Hangar 160 LLC | Greenwood VIllage, CO | Independent Power Producer | 1 | 3.4 GWh | Dec 2024 | - | ||
| Harbor Cogeneration Co. | Wilmington, CA | Independent Power Producer | 1 | 20.1 GWh | Dec 2024 | Oct 2025 | $48.09k | |
| Harbor Road Solar 1, LLC | Boston, MA | Independent Power Producer | 1 | 3.0 GWh | Dec 2024 | - | ||
| Groton Bess 1 LLC | Arlington, VA | Independent Power Producer | 1 | -117.0 MWh | Dec 2024 | Jun 2025 | $33.37k | |
| Entegrity Solar SWU 2, LLC | Baltimore, MD | Independent Power Producer | 1 | 3.5 GWh | Dec 2024 | - | ||
| Greenleaf Energy LLC | YUBA City, CA | Independent Power Producer | 1 | 19.9 GWh | Aug 2025 | - | ||
| Greensburg Wind Farm, LLC | Baltimore, MD | Independent Power Producer | 1 | 12.0 GWh | Dec 2024 | - | ||
| Greenstone Solar, LLC | New York, NY | Independent Power Producer | 1 | 38.0 GWh | Dec 2024 | - | ||
| Griffin Road Solar 2, LLC | Boston, MA | Independent Power Producer | 1 | 2.4 GWh | Dec 2024 | - | ||
| Griffin Road Solar LLC | Independent Power Producer | 1 | 3.4 GWh | Dec 2024 | - | |||
| Griffin Trail Wind, LLC | San Diego, CA | Independent Power Producer | 1 | 718.3 GWh | Aug 2025 | - | ||
| Griffith Energy LLC | Kingman, AZ | Independent Power Producer | 1 | 4.1 TWh | Aug 2025 | Sep 2025 | $25.28M | $13.33k |
| Grissom Solar, LLC | Asheville, NC | Independent Power Producer | 1 | 10.6 GWh | Dec 2024 | Sep 2025 | $507.31k | |
| Grizzly Mountain Ranch | Zenia, CA | Independent Power Producer | 1 | 2.8 GWh | Dec 2024 | - | ||
| Grizzly Ridge Solar LLC | Hamilton, TX | Independent Power Producer | 1 | 170.0 GWh | Aug 2025 | - | ||
| Hardin Solar Energy II LLC | Chicago, IL | Independent Power Producer | - | - | - | Oct 2025 | $4.13M | |
| Groton Bess 2 LLC | Arlington, VA | Independent Power Producer | 1 | -147.0 MWh | Dec 2024 | Sep 2025 | $28.83k | |
| Groton Fuel Cell 1 LLC | Danbury, CT | Independent Power Producer | 1 | 33.6 GWh | Dec 2024 | - | ||
| Groton Station Fuel Cell, LLC | Danbury, CT | Independent Power Producer | 1 | 44.3 GWh | Dec 2024 | Sep 2025 | $483.85k | |
| GRP Franklin Renewable Energy Facility, LLC | Carnesville, GA | Independent Power Producer | 1 | 419.4 GWh | Aug 2025 | - | ||
| GRP Madison Renewable Energy Facility, LLC | Colbert, GA | Independent Power Producer | 1 | 456.5 GWh | Aug 2025 | - | ||
| Gseone | Houston, TX | Independent Power Producer | 1 | 182.5 GWh | Aug 2025 | - | ||
| GSPP Boxborough Littleton, LLC | Safety Harbor, FL | Independent Power Producer | 1 | 6.1 GWh | Dec 2024 | - | ||
| Guernsey Power Station LLC | New York, NY | Independent Power Producer | 1 | 12.6 TWh | Aug 2025 | Oct 2025 | $86.92M | |
| Gundersen Lutheran Biogas I LLC | La Crosse, WI | Independent Power Producer | 1 | 4.7 GWh | Dec 2024 | - | ||
| Gunsight Solar, LLC | Asheville, NC | Independent Power Producer | 1 | 185.2 GWh | Aug 2025 | Jun 2025 | $1.56M | |
| GWE Cranberry Solar RT, LLC | Middleborough, MA | Independent Power Producer | 1 | 1.5 GWh | Dec 2024 | - | ||
| Hecate Energy Albany 1 LLC | Chicago, IL | Independent Power Producer | - | - | - | Sep 2025 | $363.07k | |
| Hays Energy, LLC | San Marcos, TX | Independent Power Producer | 1 | 5.9 TWh | Aug 2025 | - | ||
| Haystack Wind Project, LLC | Carroll, NE | Independent Power Producer | 1 | 739.1 GWh | Aug 2025 | Oct 2025 | $804.86k | |
| Haywood Solar, SMLLC | Nashville, TN | Independent Power Producer | 1 | 6.1 GWh | Aug 2025 | - | ||
| Hazel Solar, LLC | Santa Monica, CA | Independent Power Producer | 1 | 4.1 GWh | Dec 2024 | - | ||
| Greenidge Generation Holdings LLC | Dresden, NY | Independent Power Producer | 1 | 730.3 GWh | Dec 2024 | Oct 2025 | $2.84M | |
| Hazleton Generation LLC | Hazle Township, PA | Independent Power Producer | 1 | 5.7 GWh | Dec 2024 | Oct 2025 | $2.22M | |
| HCE Johnston I, LLC | Raleigh, NC | Independent Power Producer | 1 | 3.7 GWh | Dec 2024 | - | ||
| HCE Moore I, LLC | Asheville, NC | Independent Power Producer | 1 | 2.9 GWh | Dec 2024 | - | ||
| Headwaters Wind Farm LLC | Houston, TX | Independent Power Producer | 1 | 679.3 GWh | Dec 2024 | Oct 2025 | $5.92M | |
| Heartland Divide II | Juno Beach, FL | Independent Power Producer | 1 | 843.7 GWh | Aug 2025 | - | ||
| Heartland Divide Wind Project, LLC | Juno Beach, FL | Independent Power Producer | 1 | 454.2 GWh | Aug 2025 | Sep 2025 | $2.57M | |
| Hayhurst Texas Solar | Ontario | Independent Power Producer | 1 | 64.7 GWh | Dec 2024 | - | ||
| Hecate Energy Blair Road LLC | Chicago, IL | Independent Power Producer | 1 | 6.1 GWh | Dec 2024 | - | ||
| Hecate Energy Desert Storage 1 LLC | Chicago, IL | Independent Power Producer | 1 | - | - | Oct 2025 | $62.06k | |
| Hecate Energy Highland LLC | New York, NY | Independent Power Producer | 1 | 663.0 GWh | Aug 2025 | Sep 2025 | $7.44M | |
| Hecate Energy Johanna Facility LLC | Chicago, IL | Independent Power Producer | 1 | -3.3 GWh | Dec 2024 | Oct 2025 | $1.09M | |
| Hecate Energy Ramsey, LLC | Chicago, IL | Independent Power Producer | 2 | 1.0 TWh | Aug 2025 | - | ||
| Hecate Energy Upshur Rural LLC | Chicago, IL | Independent Power Producer | 1 | 4.3 GWh | Dec 2024 | - | ||
| Hecate Energy West Newberry, LLC | Chicago, IL | Independent Power Producer | 1 | 6.1 GWh | Dec 2024 | - | ||
| Heelstone Energy Holdings, LLC | Baton Rouge, LA | Independent Power Producer | 22 | 254.9 GWh | Dec 2024 | - | ||
| Heimlich Solar Partners LLC | Overland Park, KS | Independent Power Producer | 1 | 9.2 GWh | Dec 2024 | - | ||
| Helena Wind, LLC | Chicago, IL | Independent Power Producer | 1 | 797.2 GWh | Aug 2025 | - | ||
| Heliocentric LLC | Santa Monica, CA | Independent Power Producer | 1 | 2.1 GWh | Dec 2024 | - | ||
| Harvest Wind Project Tic | Seattle, WA | Independent Power Producer | 1 | 276.5 GWh | Dec 2024 | - | ||
| Hardin Solar Energy III | Chicago, IL | Independent Power Producer | 1 | 332.7 GWh | Aug 2025 | Oct 2025 | $4.05M | |
| Harmony Florida Solar II, LLC | Juno Beach, FL | Independent Power Producer | 1 | 143.5 GWh | Aug 2025 | Sep 2025 | $1.90M | |
| Harmony Florida Solar LLC | Juno Beach, FL | Independent Power Producer | 1 | 189.1 GWh | Aug 2025 | Jun 2025 | $1.94M | |
| Harrison Solar, LLC | Charlotte, NC | Independent Power Producer | 1 | 10.7 GWh | Dec 2024 | - | ||
| Hart Wind Project, LLC | Juno Beach, FL | Independent Power Producer | 1 | 87.0 GWh | Aug 2025 | - | ||
| Hartmann Community Solar LLC | Juno Beach, FL | Independent Power Producer | 1 | 1.3 GWh | Dec 2024 | - | ||
| Hartree Partners LP | New York, NY | Independent Power Producer | 1 | 2.8 TWh | Aug 2025 | Oct 2025 | $217.65M | $20.03M |
| Harts Mills Solar, LLC | Santa Monica, CA | Independent Power Producer | 1 | 190.4 GWh | Aug 2025 | Sep 2025 | $2.21M |
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 | Aug 2025 | Nuclear |
| Barry | Bucks, Alabama | 13 TWh | Jan 1954 | Aug 2025 | Natural Gas : 92.7% Bituminous Coal : 7.3% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Aug 2025 | Nuclear |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Aug 2025 | Nuclear |
| Browns Ferry | Decatur, Alabama | 28 TWh | Jul 1974 | Aug 2025 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 15 TWh | Oct 1975 | Aug 2025 | Nuclear |
| Byron Generating Station | Byron, Illinois | 19 TWh | Aug 1985 | Aug 2025 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Aug 2025 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | Aug 2025 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 19 TWh | Jul 1990 | Aug 2025 | Nuclear |
| Crystal River | Crystal River, Florida | 15 TWh | Sep 1966 | Aug 2025 | Natural Gas : 79.4% Bituminous Coal : 20.5% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | Aug 2025 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 19 TWh | Jul 1975 | Aug 2025 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Aug 2025 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Aug 2025 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Aug 2025 | Bituminous Coal : 99.5% Distillate Fuel Oil : 0.5% |
| Grand Coulee | Grand Coulee, Washington | 16 TWh | Feb 1941 | Aug 2025 | Water |
| Grand Gulf | Port Gibson, Mississippi | 11 TWh | Jun 1985 | Aug 2025 | Nuclear |
| Guernsey Power Station | Byesville, Ohio | 11 TWh | Jan 2023 | Aug 2025 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Aug 2025 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Aug 2025 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 16 TWh | Apr 1971 | Aug 2025 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Aug 2025 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| Joseph M Farley | Columbia, Alabama | 14 TWh | Nov 1977 | Aug 2025 | Nuclear |
| Labadie | Labadie, Missouri | 15 TWh | May 1970 | Aug 2025 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 20 TWh | Dec 1983 | Aug 2025 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Aug 2025 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Aug 2025 | Nuclear |
| Millstone | Waterford, Connecticut | 16 TWh | Nov 1975 | Aug 2025 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 15 TWh | Oct 1969 | Aug 2025 | Subbituminous Coal : 74.1% Bituminous Coal : 16.5% Petroleum Coke : 9.2% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Aug 2025 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Aug 2025 | Nuclear |
| Oak Grove (TX) | Franklin, Texas | 11 TWh | Mar 2010 | Aug 2025 | Lignite Coal : 99.0% Natural Gas : 1.0% |
| Oconee | Seneca, South Carolina | 23 TWh | Jun 1973 | Aug 2025 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Aug 2025 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 32 TWh | Dec 1985 | Aug 2025 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Aug 2025 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 11 TWh | May 2012 | Aug 2025 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 17 TWh | May 1971 | Aug 2025 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Aug 2025 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 15 TWh | Dec 1960 | Aug 2025 | Water |
| South Texas Project | Wadsworth, Texas | 22 TWh | Jul 1988 | Aug 2025 | Nuclear |
| St Lucie | Jensen Beach, Florida | 16 TWh | Apr 1976 | Aug 2025 | Nuclear |
| Surry | Surry, Virginia | 14 TWh | Nov 1972 | Aug 2025 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Aug 2025 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Aug 2025 | Nuclear : 67.6% Natural Gas : 32.4% |
| Vogtle | Waynesboro, Georgia | 35 TWh | Apr 1987 | Aug 2025 | Nuclear |
| W A Parish | Thompsons, Texas | 15 TWh | May 1958 | Aug 2025 | Subbituminous Coal : 84.0% Natural Gas : 16.0% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 15 TWh | Apr 1996 | Aug 2025 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 19 TWh | Jul 2009 | Aug 2025 | Natural Gas : 99.9% |