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 |
|---|---|---|---|---|---|---|---|---|
| GR Catalyst Two LLC | Boulder, CO | Independent Power Producer | 1 | 33.6 GWh | Dec 2024 | - | ||
| Graham Solar Center LLC | San Francisco, CA | Independent Power Producer | 1 | 9.7 GWh | Dec 2024 | - | ||
| Granby Solar, LLC | Boston, MA | Independent Power Producer | 1 | 6.3 GWh | Dec 2024 | - | ||
| Grand Island Sunrise LLC | Houston, TX | Independent Power Producer | 1 | 6.5 GWh | Dec 2024 | - | ||
| Grand Valley Power LLC | Ivins, UT | Independent Power Producer | 1 | 15.6 GWh | Dec 2024 | - | ||
| Granite Shore Power | Bow, NH | Independent Power Producer | 5 | 309.2 GWh | Dec 2025 | - | ||
| Gransolar Texas One, LLC | Asheville, NC | Independent Power Producer | 1 | 110.6 GWh | Dec 2025 | - | ||
| Grant County Wind, LLC | Minneapolis, MN | Independent Power Producer | 1 | 60.0 GWh | Dec 2024 | - | ||
| Gravel Pit Solar, LLC | New York, NY | Independent Power Producer | 1 | 146.5 GWh | Dec 2025 | - | ||
| Grays Ferry Cogen Partnership | Philadelphia, PA | Independent Power Producer | 1 | 1.3 TWh | Dec 2024 | - | ||
| Greasewood II LLC | Austin, TX | Independent Power Producer | 1 | 847.3 GWh | Dec 2025 | - | ||
| Great Bend Solar LLC | Independent Power Producer | 1 | 2.7 GWh | Dec 2025 | - | |||
| Greater Sandhill I LLC | Morristown, NJ | Independent Power Producer | 1 | 45.5 GWh | Dec 2023 | - | ||
| Green City Recovery, LLC | Georgetown, KY | Industrial | 1 | 1.4 GWh | Dec 2024 | - | ||
| Green Correctional Coxsackie Ny Solar LLC | Framingham, MA | Independent Power Producer | 1 | 9.1 GWh | Dec 2024 | - | ||
| Green Country Op Services LLC | Jenks, OK | Independent Power Producer | 1 | 4.6 TWh | Dec 2024 | - | ||
| Green Cow Power LLC | Goshen, IN | Industrial | 1 | 14.4 GWh | Dec 2024 | - | ||
| Green Energy Machine, LLC | Greenfield, IA | Independent Power Producer | 1 | 7.3 GWh | Dec 2024 | - | ||
| Green Mile Solar, LLC | New York, NY | Independent Power Producer | 1 | 7.2 GWh | Dec 2024 | - | ||
| Green Pastures Wind I, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 296.4 GWh | Dec 2024 | - | ||
| Green Pastures Wind II, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 319.4 GWh | Dec 2024 | - | ||
| Green Providence Wind I, LLC | Cranston, RI | Independent Power Producer | 1 | 1.7 GWh | Dec 2024 | - | ||
| Green Providence Wind II, LLC | Cranston, RI | Independent Power Producer | 1 | 4.0 GWh | Dec 2024 | - | ||
| Green Street Power Partners | Stamford, CT | Commercial | 39 | 159.4 GWh | Dec 2024 | - | ||
| Greenbacker Renewable Energy Corporation | New York, NY | Independent Power Producer | 202 | 3.1 TWh | Dec 2025 | - | ||
| Greenfield Wind Power, LLC | San Francisco, CA | Independent Power Producer | 1 | 5.7 GWh | Dec 2024 | - | ||
| Greenleaf Energy LLC | YUBA City, CA | Independent Power Producer | 1 | 39.2 GWh | Dec 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 | - | ||
| Gregory Power Partners LLC | Princeton, NJ | Industrial | 1 | 659.1 GWh | Dec 2025 | - | ||
| 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 | 753.7 GWh | Dec 2025 | - | ||
| Grimm CSG LLC | Annapolis, MD | Investor-Owned Utility | 1 | 1.9 GWh | Dec 2024 | - | ||
| Grizzly Mountain Ranch | Zenia, CA | Independent Power Producer | 1 | 2.8 GWh | Dec 2024 | - | ||
| Grizzly Ridge Solar LLC | Hamilton, TX | Independent Power Producer | 1 | 126.1 GWh | Nov 2025 | - | ||
| Groton Fuel Cell 1 LLC | Danbury, CT | Independent Power Producer | 1 | 33.6 GWh | Dec 2024 | - | ||
| GRP Franklin Renewable Energy Facility, LLC | Carnesville, GA | Independent Power Producer | 1 | 420.1 GWh | Dec 2025 | - | ||
| GRP Madison Renewable Energy Facility, LLC | Colbert, GA | Independent Power Producer | 1 | 461.9 GWh | Dec 2025 | - | ||
| GSA Metropolitan Service Center | Washington, DC | Federally-Owned Utility | 1 | 101.4 GWh | Dec 2025 | - | ||
| Gseone | Houston, TX | Independent Power Producer | 1 | 166.2 GWh | Dec 2025 | - | ||
| GSPP Boxborough Littleton, LLC | Safety Harbor, FL | Independent Power Producer | 1 | 6.1 GWh | Dec 2024 | - | ||
| Guadalupe Blanco River Authority | Seguin, TX | State-Owned Utility | 7 | 4.8 GWh | Dec 2024 | - | ||
| Guadalupe Power Partners LP | |Independent Power Producer | 2 | 6.0 TWh | Dec 2025 | - | |||
| Gundersen Lutheran Biogas I LLC | La Crosse, WI | Independent Power Producer | 1 | 4.7 GWh | Dec 2024 | - | ||
| GWCC PV Solar Farm | Beltsville, MD | Federally-Owned Utility | 1 | 2.2 GWh | Dec 2024 | - | ||
| GWE Cranberry Solar RT, LLC | Middleborough, MA | Independent Power Producer | 1 | 1.5 GWh | Dec 2024 | - | ||
| Gwitchyaa ZHEE Utility Co | Fort Yukon, AK | Investor-Owned Utility | 1 | 2.8 GWh | Dec 2023 | - | ||
| 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 | - | ||
| Haida Energy, Inc. | Ketchikan, AK | Investor-Owned Utility | 1 | 6.0 GWh | Dec 2024 | - | ||
| Hale Kuawehi Solar LLC | San Diego, CA | Independent Power Producer | 1 | 65.0 GWh | Dec 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 | - | ||
| Hamakua Energy LP | Honokaa, HI | Independent Power Producer | 1 | 91.5 GWh | Dec 2025 | - | ||
| Hamilton Operating Services, LLC | Charlotte, NC | Independent Power Producer | 1 | 6.7 TWh | Dec 2025 | - | ||
| Hamilton Wind Energy LLC | Story City, IA | Independent Power Producer | 1 | 5.5 GWh | Dec 2024 | - | ||
| 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 | 43.7 GWh | Dec 2025 | - | ||
| Hanford Renewable Energy LLC | Hanford, CA | Commercial | 2 | 12.3 GWh | Dec 2024 | - | ||
| Hangar 160 LLC | Greenwood VIllage, CO | Independent Power Producer | 1 | 3.4 GWh | Dec 2024 | - | ||
| Harbec Energy | Ontario, NY | Industrial | 1 | 655.1 MWh | Dec 2024 | - | ||
| Harbor Road Solar 1, LLC | Boston, MA | Independent Power Producer | 1 | 3.0 GWh | Dec 2024 | - | ||
| Harris Farms Inc | Coalinga, CA | Commercial | 1 | 3.0 GWh | Dec 2024 | - | ||
| Harrisburg Authority | Harrisburg, PA | Municipally-Owned Utility | 1 | 112.6 GWh | Dec 2025 | - | ||
| 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 | 344.0 GWh | Dec 2025 | - | ||
| Hartmann Community Solar LLC | Juno Beach, FL | Independent Power Producer | 1 | 1.3 GWh | Dec 2024 | - | ||
| Hartz Solar Hamilton LLC | Commercial | - | 9.5 GWh | Dec 2023 | - | |||
| Hartz Solar, LLC | Secaucus, NJ | Commercial | 11 | 19.8 GWh | Dec 2024 | - | ||
| Harvest Midstream Co | Bloomfield, NM | Industrial | 3 | 50.8 GWh | Dec 2025 | - | ||
| Harvest Ridge Wind Farm | Houston, TX | Independent Power Producer | 1 | 745.1 GWh | Dec 2025 | - | ||
| Harvest Wind Project Tic | Seattle, WA | Independent Power Producer | 1 | 276.5 GWh | Dec 2024 | - | ||
| Hastings Lock & Dam | Hastings, MN | Municipally-Owned Utility | 1 | 15.7 GWh | Dec 2024 | - | ||
| Hatfield Renewables, LLC | Boston, MA | Independent Power Producer | 1 | 3.0 GWh | Dec 2024 | - | ||
| Haviland Plastic Products Co | Haviland, OH | Commercial | 1 | 14.0 GWh | Dec 2024 | - | ||
| Haw River Hydro Co | Asheboro, NC | Independent Power Producer | 1 | 4.4 GWh | Dec 2024 | - | ||
| Hawaii Electric Light Co Inc | HILO, HI | Investor-Owned Utility | 9 | 572.2 GWh | Dec 2025 | - | ||
| Hawaiian Electric Co Inc | Honolulu, HI | Investor-Owned Utility | 13 | 4.3 TWh | Dec 2025 | - | ||
| Hayes Solar, LLC | Charlotte, NC | Independent Power Producer | 1 | 6.8 GWh | Dec 2024 | - | ||
| Hayhurst New Mexico Solar | Wilmington, DE | Independent Power Producer | 1 | 66.9 GWh | Dec 2024 | - | ||
| Hayhurst Texas Solar | Ontario | Independent Power Producer | 1 | 64.7 GWh | Dec 2024 | - | ||
| Hays Energy, LLC | San Marcos, TX | Independent Power Producer | 1 | 5.6 TWh | Dec 2025 | - | ||
| Haywood Solar, SMLLC | Nashville, TN | Independent Power Producer | 1 | 5.7 GWh | Dec 2025 | - | ||
| Hazel Solar, LLC | Santa Monica, CA | Independent Power Producer | 1 | 4.1 GWh | Dec 2024 | - | ||
| 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 | - | ||
| Headwater Energy, LLC | LOS Angeles, CA | Independent Power Producer | 3 | 141.0 GWh | Dec 2025 | - | ||
| Heartland Community College | Normal, IL | Commercial | 1 | 4.1 GWh | Dec 2024 | - | ||
| Heartland Divide II | Juno Beach, FL | Independent Power Producer | 1 | 871.3 GWh | Dec 2025 | - | ||
| Heber Light & Power Company | Heber, UT | Municipally-Owned Utility | 4 | 38.4 GWh | Dec 2024 | - | ||
| Hecate Energy Blair Road LLC | Chicago, IL | Independent Power Producer | 1 | 6.1 GWh | Dec 2024 | - | ||
| Hecate Energy Ramsey, LLC | Chicago, IL | Independent Power Producer | 2 | 975.6 GWh | Dec 2025 | - | ||
| Hecate Energy Upshur Rural LLC | Chicago, IL | Independent Power Producer | 1 | 4.3 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 | Dec 2025 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | Dec 2025 | Natural Gas : 94.9% Bituminous Coal : 5.1% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Dec 2025 | Nuclear |
| Bowen | Cartersville, Georgia | 12 TWh | Sep 1971 | Dec 2025 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Dec 2025 | Nuclear |
| Browns Ferry | Decatur, Alabama | 30 TWh | Jul 1974 | Dec 2025 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 16 TWh | Oct 1975 | Dec 2025 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Dec 2025 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Dec 2025 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | Dec 2025 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Dec 2025 | Nuclear |
| Crystal River | Crystal River, Florida | 15 TWh | Sep 1966 | Dec 2025 | Natural Gas : 74.9% Bituminous Coal : 24.9% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | Dec 2025 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Dec 2025 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Dec 2025 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Dec 2025 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Dec 2025 | Bituminous Coal : 99.5% Distillate Fuel Oil : 0.5% |
| Grand Coulee | Grand Coulee, Washington | 16 TWh | Feb 1941 | Dec 2025 | Water |
| Grand Gulf | Port Gibson, Mississippi | 11 TWh | Jun 1985 | Dec 2025 | Nuclear |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Dec 2025 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Dec 2025 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 17 TWh | Apr 1971 | Dec 2025 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Dec 2025 | Subbituminous Coal : 99.2% Natural Gas : 0.8% |
| Joseph M Farley | Columbia, Alabama | 13 TWh | Nov 1977 | Dec 2025 | Nuclear |
| Labadie | Labadie, Missouri | 17 TWh | May 1970 | Dec 2025 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Dec 2025 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Dec 2025 | Nuclear |
| McGuire | Huntersville, North Carolina | 20 TWh | Aug 1981 | Dec 2025 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Dec 2025 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | Dec 2025 | Subbituminous Coal : 74.7% Bituminous Coal : 16.0% Petroleum Coke : 9.1% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Dec 2025 | Nuclear |
| North Anna | Mineral, Virginia | 15 TWh | May 1978 | Dec 2025 | Nuclear |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Dec 2025 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Dec 2025 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Dec 2025 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Dec 2025 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Dec 2025 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Dec 2025 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Dec 2025 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Dec 2025 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 13 TWh | Jun 1981 | Dec 2025 | Nuclear |
| South Texas Project | Wadsworth, Texas | 22 TWh | Jul 1988 | Dec 2025 | Nuclear |
| St Lucie | Jensen Beach, Florida | 16 TWh | Apr 1976 | Dec 2025 | Nuclear |
| Surry | Surry, Virginia | 13 TWh | Nov 1972 | Dec 2025 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Dec 2025 | Nuclear |
| Turkey Point | Homestead, Florida | 21 TWh | Mar 1967 | Dec 2025 | Nuclear : 68.7% Natural Gas : 31.3% |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Dec 2025 | Nuclear |
| W A Parish | Thompsons, Texas | 16 TWh | May 1958 | Dec 2025 | Subbituminous Coal : 83.3% Natural Gas : 16.7% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 16 TWh | Apr 1996 | Dec 2025 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 19 TWh | Jul 2009 | Dec 2025 | Natural Gas : 99.9% |