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 |
|---|---|---|---|---|---|---|---|---|
| Hydrodynamics Inc | Independent Power Producer | 2 | 15.5 GWh | Dec 2024 | - | |||
| Howard County - Maryland | Municipally-Owned Utility | 1 | 388.8 MWh | Dec 2024 | - | |||
| Heritage Sustainable Energy, LLC | Independent Power Producer | 4 | 15.4 GWh | Dec 2024 | - | |||
| Hartz Solar Hamilton LLC | Commercial | - | 9.5 GWh | Dec 2023 | - | |||
| Hampton Lumber Mills - Washington Inc | Independent Power Producer | 1 | 18.4 GWh | Dec 2024 | - | |||
| HP Hood LLC | Winchester, VA | Industrial | 1 | 116.9 GWh | Sep 2025 | - | ||
| Hayhurst New Mexico Solar | Wilmington, DE | Independent Power Producer | 1 | 66.9 GWh | Dec 2024 | - | ||
| Harbor Cogeneration Co. | Wilmington, CA | Independent Power Producer | 1 | 20.1 GWh | Dec 2024 | Oct 2025 | $48.09k | |
| HL Power Company | Wendel, CA | Independent Power Producer | 1 | 224.4 GWh | Dec 2024 | Oct 2025 | $4.77M | |
| Haleon PLC | Warren, NJ | Independent Power Producer | 1 | 837.0 MWh | Dec 2024 | - | ||
| Hudson Valley Community College | Troy, NY | Independent Power Producer | 1 | 13.8 GWh | Dec 2024 | - | ||
| Hamilton Liberty O&M LLC | Towanda, PA | Independent Power Producer | 1 | 5.7 TWh | Sep 2025 | Oct 2025 | $36.63M | |
| Hallador Power Company, LLC | Terra Haute, IN | Independent Power Producer | 1 | 5.2 TWh | Sep 2025 | Oct 2025 | $50.47M | |
| Hillsborough County | Tampa, FL | Municipally-Owned Utility | 1 | 206.9 GWh | Sep 2025 | - | ||
| Hamilton Wind Energy LLC | Story City, IA | Independent Power Producer | 1 | 5.5 GWh | Dec 2024 | - | ||
| Huxley Solar, LLC | St. Louis Park, MN | Independent Power Producer | 1 | 10.6 GWh | Dec 2024 | - | ||
| Hood Container Of Louisiana, LLC | St. Francisville, LA | Industrial | 1 | 121.0 GWh | Dec 2024 | - | ||
| High Prairie Wind Farm II LLC | St Paul, MN | Independent Power Producer | 1 | 326.7 GWh | Dec 2024 | Sep 2025 | $3.17M | |
| Heliovaas LLC | Springfield, MA | Commercial | 3 | 5.1 GWh | Dec 2024 | - | ||
| Hoffer Plastics | South Elgin, IL | Industrial | 1 | 2.3 GWh | Sep 2025 | - | ||
| HF Sinclair Parco Refining LLC | Sinclair, WY | Industrial | 1 | 6.1 GWh | Jun 2025 | - | ||
| Hummel Station, LLC | Shamokin Dam, PA | Independent Power Producer | 1 | 8.2 TWh | Sep 2025 | Oct 2025 | $72.19M | |
| Hartz Solar, LLC | Secaucus, NJ | Commercial | 11 | 19.8 GWh | Dec 2024 | - | ||
| Harvest Wind Project Tic | Seattle, WA | Independent Power Producer | 1 | 276.5 GWh | Dec 2024 | - | ||
| High Lonesome Mesa, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 381.7 GWh | Dec 2024 | Sep 2025 | $2.75M | |
| Hendershot Solar, LLC | Santa Monica, CA | Independent Power Producer | 1 | 4.1 GWh | Dec 2024 | - | ||
| Heliocentric LLC | Santa Monica, CA | Independent Power Producer | 1 | 2.1 GWh | Dec 2024 | - | ||
| Hazel Solar, LLC | Santa Monica, CA | Independent Power Producer | 1 | 4.1 GWh | Dec 2024 | - | ||
| Harts Mills Solar, LLC | Santa Monica, CA | Independent Power Producer | 1 | 186.1 GWh | Sep 2025 | Sep 2025 | $2.21M | |
| Hays Energy, LLC | San Marcos, TX | Independent Power Producer | 1 | 5.8 TWh | Sep 2025 | - | ||
| Hidden Meadows Solar, LLC | San LUIS Obispo, CA | Independent Power Producer | 1 | 6.0 GWh | Dec 2024 | - | ||
| Heuvelton Solar, LLC | San LUIS Obispo, CA | Independent Power Producer | 1 | 1.9 GWh | Dec 2024 | - | ||
| Honeysuckle Solar, LLC | San Francisco, CA | - | - | - | Sep 2025 | $3.91M | ||
| Henry Gibson Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 1.2 GWh | Dec 2024 | - | ||
| Happy Solar 1, LLC | San Francisco, CA | - | - | - | Sep 2025 | $517.02k | ||
| Horseshoe Bend Hydroelectric Co | San Diego, CA | Independent Power Producer | 1 | 43.1 GWh | Dec 2024 | - | ||
| Hillcrest Solar I, LLC | San Diego, CA | Independent Power Producer | 1 | 410.3 GWh | Sep 2025 | Sep 2025 | $3.76M | |
| Hale Kuawehi Solar LLC | San Diego, CA | Independent Power Producer | 1 | 47.8 GWh | Sep 2025 | - | ||
| Hertzberg Community Solar | Safety Harbor, FL | Independent Power Producer | 1 | 2.0 GWh | Dec 2024 | - | ||
| Hammer Community Solar LLC | Safety Harbor, FL | Independent Power Producer | 1 | 2.0 GWh | Dec 2024 | - | ||
| High Plains Ranch II, LLC | Richmond, CA | Independent Power Producer | - | - | Dec 2020 | Sep 2025 | $26.34M | |
| Heber Geothermal Company LLC | Reno, NV | - | - | - | Sep 2025 | $8.15M | ||
| HCE Johnston I, LLC | Raleigh, NC | Independent Power Producer | 1 | 3.7 GWh | Dec 2024 | - | ||
| Hawks Nest Hydro LLC | Queensbury, NY | Independent Power Producer | 2 | 485.3 GWh | Dec 2024 | Sep 2025 | $5.99M | |
| HWY 14 Holdco, LLC | Princeton, NJ | Independent Power Producer | 1 | 8.5 GWh | Dec 2024 | - | ||
| Hay Canyon Wind LLC | Portland, OR | - | - | - | Sep 2025 | $3.53M | $367.53k | |
| Hardscrabble Wind Power LLC | Portland, OR | - | - | - | Sep 2025 | $1.68M | ||
| Hackberry Wind LLC | Portland, OR | Independent Power Producer | 1 | 358.1 GWh | Dec 2024 | - | ||
| Highland North LLC | Pittsburgh, PA | - | - | - | Oct 2025 | $1.48M | ||
| Hopewell Valley High School | Pennington, NJ | Investor-Owned Utility | 1 | 593.0 MWh | Dec 2024 | - | ||
| Hopewell Campus Owners LLC | Pennington, NJ | Commercial | 1 | 349.7 MWh | Dec 2024 | - | ||
| Huerfano River Wind, LLC | Peachtree City, GA | Independent Power Producer | 1 | 13.8 GWh | Dec 2024 | - | ||
| Hickory Run Energy, LLC | Overland Park, KS | Independent Power Producer | 1 | 6.7 TWh | Sep 2025 | Oct 2025 | $74.20M | |
| Hemings Solar Partners LLC | Overland Park, KS | Independent Power Producer | 1 | 10.8 GWh | Dec 2024 | - | ||
| Heimlich Solar Partners LLC | Overland Park, KS | Independent Power Producer | 1 | 9.2 GWh | Dec 2024 | - | ||
| Hayhurst Texas Solar | Ontario | Independent Power Producer | 1 | 64.7 GWh | Dec 2024 | - | ||
| Harbec Energy | Ontario, NY | Industrial | 1 | 655.1 MWh | Dec 2024 | - | ||
| High Desert Power Project LLC | Omaha, NE | Independent Power Producer | - | - | Dec 2015 | Oct 2025 | $33.27M | $751.22k |
| HD Project One LLC | Norwalk, CT | - | - | - | Oct 2025 | $68.68k | ||
| Heartland Community College | Normal, IL | Commercial | 1 | 4.1 GWh | Dec 2024 | - | ||
| HOAG Memorial Presbyterian Hospital | Newport Beach, CA | Commercial | 1 | 20.6 GWh | Sep 2025 | - | ||
| Hxnair Solar One LLC | New York, NY | Independent Power Producer | 1 | 8.3 GWh | Dec 2024 | - | ||
| Hunter Solar LLC | New York, NY | Independent Power Producer | 2 | 510.4 GWh | Sep 2025 | Sep 2025 | $3.99M | |
| Horseshoe Solar, LLC | New York, NY | Independent Power Producer | 1 | 213.4 GWh | Sep 2025 | Sep 2025 | $2.16M | |
| Hornshadow Solar, LLC | New York, NY | Independent Power Producer | 1 | 106.6 GWh | Sep 2025 | Sep 2025 | ||
| Hornshadow Solar II, LLC | New York, NY | Independent Power Producer | 1 | 145.7 GWh | Sep 2025 | - | ||
| Holyoke Solar LLC | New York, NY | Independent Power Producer | 1 | 3.9 GWh | Dec 2024 | - | ||
| HGS Solar I, LLC | New York, NY | Independent Power Producer | 1 | 3.4 GWh | Dec 2024 | - | ||
| Henrietta D Energy Storage LLC | New York, NY | Independent Power Producer | - | - | - | Sep 2025 | $86.67k | |
| Hemlock Solar LLC | New York, NY | Independent Power Producer | 1 | 9.8 GWh | Dec 2024 | - | ||
| Hecate Energy Highland LLC | New York, NY | Independent Power Producer | 1 | 658.5 GWh | Sep 2025 | Sep 2025 | $7.44M | |
| Hazle Spindle, LLC | New York, NY | - | - | - | Oct 2025 | $1.79M | ||
| Hartree Partners LP | New York, NY | Independent Power Producer | 1 | 2.8 TWh | Sep 2025 | Oct 2025 | $217.65M | $20.03M |
| Haywood Solar, SMLLC | Nashville, TN | Independent Power Producer | 1 | 6.0 GWh | Sep 2025 | - | ||
| Hattiesburg Farm, LLC | Nashville, TN | Independent Power Producer | 1 | 97.9 GWh | Sep 2025 | Sep 2025 | $1.41M | |
| Huntington Resource Recovery | Morristown, NJ | Independent Power Producer | 1 | 215.1 GWh | Sep 2025 | - | ||
| H.Q. Energy Services (U.S.) Inc. | Montreal, QC | - | - | - | Oct 2025 | $156.74M | $7.44M | |
| Hecate Energy Albany 2 LLC | Montpelier, VT | - | - | - | Sep 2025 | $485.22k | ||
| Hometown Bio Energy LLC | Minneapolis, MN | Independent Power Producer | 1 | 5.3 GWh | Dec 2024 | - | ||
| Hawkeye Energy Greenport LLC | Melville, NY | Independent Power Producer | 1 | 24.9 GWh | Dec 2024 | Mar 2021 | ||
| Holcim (US) Inc. | Louisville, KY | - | - | - | Oct 2025 | $769.42k | ||
| Highlander Solar Energy Station 1, LLC | Louisville, CO | - | - | - | Sep 2025 | $3.45M | ||
| Headwater Energy, LLC | LOS Angeles, CA | Independent Power Producer | 3 | 19.4 GWh | Sep 2025 | - | ||
| Haverhill Coke Company, LLC | Lisle, IL | - | - | - | Oct 2025 | $3.37M | ||
| Hydro Kennebec LLC | Lewiston, ME | Independent Power Producer | 1 | 32.5 GWh | Dec 2024 | - | ||
| Helix Ironwood LLC | Lebanon, PA | Independent Power Producer | 1 | 5.1 TWh | Sep 2025 | Oct 2025 | $43.27M | |
| Horus West VIrginia 1, LLC | Lake Mary, FL | Independent Power Producer | 1 | 173.4 GWh | Sep 2025 | - | ||
| Horus Louisiana 1, LLC | Lake Mary, FL | Independent Power Producer | 1 | 300.1 GWh | Sep 2025 | Oct 2025 | $3.18M | |
| Hydro Technology Systems Inc | Kettle Falls, WA | Independent Power Producer | 1 | 10.1 GWh | Dec 2024 | - | ||
| Haida Energy, Inc. | Ketchikan, AK | Investor-Owned Utility | 1 | 6.0 GWh | Dec 2024 | - | ||
| Hubbard Wind LLC | Juno Beach, FL | Independent Power Producer | 1 | 1.0 TWh | Sep 2025 | - | ||
| HL Solar LLC | Juno Beach, FL | Independent Power Producer | 1 | 11.8 GWh | Dec 2024 | - | ||
| High Winds, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $4.39M | ||
| High River Energy Center, LLC | Juno Beach, FL | Independent Power Producer | 1 | 192.1 GWh | Sep 2025 | Sep 2025 | $2.25M | |
| High Majestic Wind II, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $1.64M | ||
| High Majestic Wind I, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $5.21M | ||
| High Banks Wind, LLC | Juno Beach, FL | Independent Power Producer | 1 | 2.7 TWh | Sep 2025 | Sep 2025 | $26.44M | |
| Herrington Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 7.2 GWh | Dec 2024 | - | ||
| Helios Ny I, LLC | Juno Beach, FL | Independent Power Producer | 2 | 3.6 GWh | Dec 2024 | - | ||
| Helios Energy New York 3 LLC | Juno Beach, FL | Independent Power Producer | 1 | 7.9 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 | Sep 2025 | Nuclear |
| Barry | Bucks, Alabama | 13 TWh | Jan 1954 | Sep 2025 | Natural Gas : 92.7% Bituminous Coal : 7.3% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Sep 2025 | Nuclear |
| Bowen | Cartersville, Georgia | 11 TWh | Sep 1971 | Sep 2025 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Sep 2025 | Nuclear |
| Browns Ferry | Decatur, Alabama | 29 TWh | Jul 1974 | Sep 2025 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 15 TWh | Oct 1975 | Sep 2025 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Sep 2025 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Sep 2025 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | Sep 2025 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 19 TWh | Jul 1990 | Sep 2025 | Nuclear |
| Crystal River | Crystal River, Florida | 15 TWh | Sep 1966 | Sep 2025 | Natural Gas : 78.9% Bituminous Coal : 20.9% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | Sep 2025 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Sep 2025 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Sep 2025 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Sep 2025 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Sep 2025 | Bituminous Coal : 99.5% |
| Grand Coulee | Grand Coulee, Washington | 16 TWh | Feb 1941 | Sep 2025 | Water |
| Grand Gulf | Port Gibson, Mississippi | 11 TWh | Jun 1985 | Sep 2025 | Nuclear |
| Guernsey Power Station | Byesville, Ohio | 11 TWh | Jan 2023 | Sep 2025 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Sep 2025 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Sep 2025 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 17 TWh | Apr 1971 | Sep 2025 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Sep 2025 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| Joseph M Farley | Columbia, Alabama | 14 TWh | Nov 1977 | Sep 2025 | Nuclear |
| Labadie | Labadie, Missouri | 16 TWh | May 1970 | Sep 2025 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 20 TWh | Dec 1983 | Sep 2025 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Sep 2025 | Nuclear |
| McGuire | Huntersville, North Carolina | 20 TWh | Aug 1981 | Sep 2025 | Nuclear |
| Millstone | Waterford, Connecticut | 16 TWh | Nov 1975 | Sep 2025 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | Sep 2025 | Subbituminous Coal : 74.0% Bituminous Coal : 16.6% Petroleum Coke : 9.2% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Sep 2025 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Sep 2025 | Nuclear |
| Oconee | Seneca, South Carolina | 23 TWh | Jun 1973 | Sep 2025 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Sep 2025 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 32 TWh | Dec 1985 | Sep 2025 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Sep 2025 | Nuclear |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 17 TWh | May 1971 | Sep 2025 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Sep 2025 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 15 TWh | Dec 1960 | Sep 2025 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 12 TWh | Jun 1981 | Sep 2025 | Nuclear |
| South Texas Project | Wadsworth, Texas | 22 TWh | Jul 1988 | Sep 2025 | Nuclear |
| St Lucie | Jensen Beach, Florida | 17 TWh | Apr 1976 | Sep 2025 | Nuclear |
| Surry | Surry, Virginia | 14 TWh | Nov 1972 | Sep 2025 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Sep 2025 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Sep 2025 | Nuclear : 67.7% Natural Gas : 32.3% |
| Vogtle | Waynesboro, Georgia | 36 TWh | Apr 1987 | Sep 2025 | Nuclear |
| W A Parish | Thompsons, Texas | 15 TWh | May 1958 | Sep 2025 | Subbituminous Coal : 83.7% Natural Gas : 16.3% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 15 TWh | Apr 1996 | Sep 2025 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | Sep 2025 | Natural Gas : 99.9% |