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 |
|---|---|---|---|---|---|---|---|---|
| Heyer CSG LLC | Annapolis, MD | Investor-Owned Utility | 1 | 1.5 GWh | Dec 2025 | - | ||
| Heuvelton Solar, LLC | San LUIS Obispo, CA | Independent Power Producer | 1 | 6.6 GWh | Dec 2025 | - | ||
| Herrington Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 8.6 GWh | Dec 2025 | - | ||
| Hermiston Power Partnership | Hermiston, OR | Independent Power Producer | 1 | 3.9 TWh | Aug 2026 | Oct 2025 | $7.42M | $0 |
| Hermiston Generating Co LP | Hermiston, OR | Independent Power Producer | 1 | 3.2 TWh | Aug 2026 | Oct 2025 | $10.51M | |
| Heritage Sustainable Energy, LLC | Independent Power Producer | 4 | 14.4 GWh | Dec 2025 | - | |||
| Heritage Power Marketing, LLC | Houston, TX | - | - | - | Oct 2025 | $52.34M | $51.74M | |
| Heorot Power Management | Hardin, MT | Independent Power Producer | 1 | 3.1 GWh | Aug 2025 | - | ||
| Henry Miller Reclamation District | Dos Palos, CA | Commercial | 1 | 3.1 GWh | Dec 2025 | - | ||
| Henry Gibson Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 9.8 GWh | Dec 2025 | - | ||
| Henrietta D Energy Storage LLC | New York, NY | Independent Power Producer | - | - | - | Sep 2025 | $86.67k | |
| Henrietta Bess LLC | Chicago, IL | Independent Power Producer | 1 | -5.5 GWh | Aug 2026 | Oct 2025 | $161.49k | |
| Henkel U.S. Operations Corporation | Geneva, NY | Industrial | 1 | 1.6 GWh | Aug 2026 | - | ||
| Hendershot Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 4.2 GWh | Dec 2025 | - | ||
| Hemlock Solar LLC | New York, NY | Independent Power Producer | 1 | 9.9 GWh | Dec 2025 | - | ||
| Hemings Solar Partners LLC | Overland Park, KS | Independent Power Producer | 1 | 10.5 GWh | Dec 2025 | - | ||
| Helvetia Solar, LLC | Hillsboro, OR | - | - | - | Sep 2025 | $37.67k | ||
| Helix Maine Wind Development, LLC | Chain Of Ponds TWP., ME | Independent Power Producer | 1 | 260.3 GWh | Aug 2026 | Sep 2025 | $3.28M | |
| Helix Ironwood LLC | Lebanon, PA | Independent Power Producer | 1 | 4.4 TWh | Aug 2026 | Oct 2025 | $43.27M | |
| Heliovaas LLC | Springfield, MA | Commercial | 3 | 3.1 GWh | Dec 2025 | - | ||
| Helios Ny I, LLC | Juno Beach, FL | Commercial | - | 3.6 GWh | Dec 2024 | - | ||
| Helios Energy New York 3 LLC | Juno Beach, FL | Independent Power Producer | 1 | 7.2 GWh | Dec 2025 | - | ||
| Helios Energy New York 2 LLC | Juno Beach, FL | Independent Power Producer | 1 | 6.4 GWh | Dec 2025 | - | ||
| Helios Energy New York 15 LLC | Juno Beach, FL | Independent Power Producer | 1 | 6.3 GWh | Dec 2025 | - | ||
| Helios Energy New York 13 LLC | Juno Beach, FL | Independent Power Producer | 1 | 4.7 GWh | Dec 2025 | - | ||
| Heliocentric LLC | Santa Monica, CA | Independent Power Producer | 1 | 2.2 GWh | Dec 2025 | - | ||
| Helena Wind, LLC | Chicago, IL | Independent Power Producer | 1 | 850.6 GWh | Aug 2026 | - | ||
| Heirloom Solar (Ratts 1 Phase 2 Solar, LLC) | Scottsdale, AZ | Independent Power Producer | 1 | 105.6 GWh | Aug 2026 | - | ||
| Heimlich Solar Partners LLC | Overland Park, KS | Independent Power Producer | 1 | 9.2 GWh | Dec 2024 | - | ||
| Heelstone Energy Holdings, LLC | Baton Rouge, LA | Independent Power Producer | 22 | 233.6 GWh | Dec 2025 | - | ||
| Hecate Energy West Newberry, LLC | Chicago, IL | Independent Power Producer | 1 | 6.5 GWh | Dec 2025 | - | ||
| Hecate Energy Upshur Rural LLC | Chicago, IL | Independent Power Producer | 1 | 4.3 GWh | Dec 2024 | - | ||
| Hecate Energy Ramsey, LLC | Chicago, IL | Independent Power Producer | 2 | 1.2 TWh | Aug 2026 | - | ||
| Hecate Energy Johanna Facility LLC | Chicago, IL | Independent Power Producer | 1 | -3.8 GWh | Dec 2025 | Oct 2025 | $1.09M | |
| Hecate Energy Highland LLC | New York, NY | Independent Power Producer | 1 | 704.6 GWh | Aug 2026 | Sep 2025 | $7.44M | |
| Hecate Energy Desert Storage 1 LLC | Chicago, IL | Independent Power Producer | 1 | -1.1 GWh | Dec 2025 | Oct 2025 | $62.06k | |
| Hecate Energy Blair Road LLC | Chicago, IL | Independent Power Producer | 1 | 6.1 GWh | Dec 2025 | - | ||
| Hecate Energy Albany 2 LLC | Montpelier, VT | - | - | - | Sep 2025 | $485.22k | ||
| Hecate Energy Albany 1 LLC | Chicago, IL | Independent Power Producer | - | - | - | Sep 2025 | $363.07k | |
| Heber Light & Power Company | Heber, UT | Municipally-Owned Utility | 4 | 25.8 GWh | Dec 2025 | - | ||
| Heber Geothermal Company LLC | Reno, NV | - | - | - | Sep 2025 | $8.15M | ||
| Heartwood Solar, LLC | New York, NY | Independent Power Producer | 1 | 26.2 GWh | Jun 2026 | - | ||
| Heartland Divide Wind Project, LLC | Juno Beach, FL | Independent Power Producer | 1 | 441.8 GWh | Aug 2026 | Sep 2025 | $2.57M | |
| Heartland Divide II | Juno Beach, FL | Independent Power Producer | 1 | 802.6 GWh | Aug 2026 | - | ||
| Heartland Community College | Normal, IL | Commercial | 1 | 5.0 GWh | Dec 2025 | - | ||
| Headwaters Wind Farm LLC | Houston, TX | Independent Power Producer | 1 | 717.5 GWh | Dec 2025 | Oct 2025 | $5.92M | |
| Headwaters Wind Farm II LLC | Houston, TX | - | - | - | Oct 2025 | $5.16M | ||
| Headwater Energy, LLC | LOS Angeles, CA | Independent Power Producer | 38 | 328.8 GWh | Aug 2026 | - | ||
| HD Project One LLC | Norwalk, CT | - | - | - | Oct 2025 | $68.68k | ||
| HCE Moore I, LLC | Charlotte, NC | Independent Power Producer | - | 2.9 GWh | Dec 2024 | - | ||
| HCE Johnston I, LLC | Raleigh, NC | Independent Power Producer | 1 | 2.4 GWh | Dec 2025 | - | ||
| Hazleton Generation LLC | Hazle Township, PA | Independent Power Producer | 1 | 949.7 MWh | Nov 2025 | Oct 2025 | $2.22M | |
| Hazle Spindle, LLC | New York, NY | - | - | - | Oct 2025 | $1.79M | ||
| Hazelton/Wilson Joint Venture | Boise, ID | Independent Power Producer | 2 | 19.3 GWh | Oct 2025 | - | ||
| Hazel Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 4.1 GWh | Dec 2025 | - | ||
| Hayworth Solar Partners, LLC | New York, NY | Independent Power Producer | 1 | 7.7 GWh | Dec 2025 | - | ||
| Haywood Solar, SMLLC | Nashville, TN | Independent Power Producer | 1 | 6.4 GWh | Aug 2026 | - | ||
| Haystack Wind Project, LLC | Carroll, NE | Independent Power Producer | 1 | 907.6 GWh | Aug 2026 | Oct 2025 | $804.86k | |
| Hays Energy, LLC | San Marcos, TX | Independent Power Producer | 1 | 6.2 TWh | Aug 2026 | - | ||
| Hayhurst Texas Solar | Ontario | Independent Power Producer | 1 | 74.1 GWh | Dec 2025 | - | ||
| Hayhurst New Mexico Solar | Wilmington, DE | Independent Power Producer | 1 | 59.8 GWh | Dec 2025 | - | ||
| Hayes Solar, LLC | Charlotte, NC | Independent Power Producer | 1 | 6.6 GWh | Dec 2025 | - | ||
| Hay Canyon Wind LLC | Portland, OR | - | - | - | Sep 2025 | $3.53M | $367.53k | |
| Hawtree Creek Farm Solar, LLC | Houston, TX | Independent Power Producer | 1 | 126.3 GWh | Aug 2026 | Sep 2025 | $2.07M | |
| Hawks Nest Hydro LLC | Queensbury, NY | Independent Power Producer | 2 | 413.1 GWh | Dec 2025 | Sep 2025 | $5.99M | |
| Hawkeye Power Partners LLC | Juno Beach, FL | Independent Power Producer | 1 | 180.5 GWh | Dec 2025 | Oct 2020 | ||
| Hawkeye Energy Greenport LLC | Melville, NY | Independent Power Producer | 1 | 26.6 GWh | Dec 2025 | Mar 2021 | ||
| Hawaiian Electric Co Inc | Honolulu, HI | Investor-Owned Utility | 13 | 4.3 TWh | Aug 2026 | - | ||
| Hawaii Electric Light Co Inc | HILO, HI | Investor-Owned Utility | 9 | 593.3 GWh | Aug 2026 | - | ||
| Haw River Hydro Co | Asheboro, NC | Independent Power Producer | 1 | 3.8 GWh | Dec 2025 | - | ||
| Haviland Plastic Products Co | Haviland, OH | Commercial | 1 | 14.0 GWh | Dec 2024 | - | ||
| Haverhill Coke Company, LLC | Lisle, IL | - | - | - | Oct 2025 | $3.37M | ||
| Hattiesburg Farm, LLC | Nashville, TN | Independent Power Producer | 1 | 96.9 GWh | Aug 2026 | Sep 2025 | $1.41M | |
| Hatfield Renewables, LLC | Boston, MA | Independent Power Producer | 1 | 3.0 GWh | Dec 2025 | - | ||
| Hatchet Ridge Wind, LLC | Houston, TX | - | - | - | Sep 2025 | $5.73M | ||
| Hatch Solar Energy Center I, LLC | Juno Beach, FL | Independent Power Producer | 1 | 10.7 GWh | Aug 2026 | Sep 2025 | $368.63k | |
| Hat Creek Bioenergy, LLC | Burney, CA | Independent Power Producer | 1 | 12.0 GWh | Dec 2025 | - | ||
| Hastings Lock & Dam | Hastings, MN | Municipally-Owned Utility | 1 | 15.3 GWh | Dec 2025 | - | ||
| Harvest Windfarm, LLC | Baltimore, MD | Independent Power Producer | 1 | 130.6 GWh | Dec 2025 | Sep 2025 | $1.48M | |
| Harvest Wind Project Tic | Seattle, WA | Independent Power Producer | 1 | 257.3 GWh | Dec 2025 | - | ||
| Harvest Ridge Wind Farm | Houston, TX | Independent Power Producer | 1 | 756.1 GWh | Aug 2026 | - | ||
| Harvest Midstream Co | Bloomfield, NM | Industrial | 3 | 51.5 GWh | Aug 2026 | - | ||
| Harvest II Windfarm, LLC | Baltimore, MD | Independent Power Producer | 1 | 221.7 GWh | Dec 2025 | Oct 2025 | $1.57M | |
| Harvest Gold Solar Power, LLC | Boston, MA | Independent Power Producer | 1 | 222.2 GWh | Aug 2026 | Sep 2025 | $2.62M | |
| Harvard Dedicated Energy Limited | Cambridge, MA | - | - | - | Sep 2025 | $1.78M | $1.66M | |
| Hartz Solar, LLC | Secaucus, NJ | Commercial | 11 | 22.0 GWh | Dec 2025 | - | ||
| Harts Mills Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 196.9 GWh | Aug 2026 | Sep 2025 | $2.21M | |
| Hartree Partners LP | New York, NY | Independent Power Producer | 1 | 3.0 TWh | Aug 2026 | Oct 2025 | $217.65M | $20.03M |
| Hartmann Community Solar LLC | Juno Beach, FL | Independent Power Producer | 1 | 1.3 GWh | Dec 2025 | - | ||
| Hartly Community Energy Initiative LLC | Baltimore, MD | Independent Power Producer | 1 | 2.3 GWh | Dec 2025 | - | ||
| Hart Wind Project, LLC | Juno Beach, FL | Independent Power Producer | 1 | 854.7 GWh | Aug 2026 | - | ||
| Harry Allen Solar Energy LLC | Chicago, IL | - | - | - | Oct 2025 | $2.76M | ||
| Harrison Solar, LLC | Charlotte, NC | Independent Power Producer | 1 | 10.5 GWh | Dec 2025 | - | ||
| Harrisburg Authority | Harrisburg, PA | Municipally-Owned Utility | 1 | 110.0 GWh | Aug 2026 | - | ||
| Harris Farms Inc | Coalinga, CA | Industrial | 1 | 3.4 GWh | Dec 2025 | - | ||
| Harquahala Sun 2, LLC | Dana Point, CA | - | - | - | Sep 2025 | $20.95M | ||
| Harquahala Sun 1, LLC | Dana Point, CA | - | - | - | Sep 2025 | $1.25M | ||
| Harmony Florida Solar LLC | Juno Beach, FL | Independent Power Producer | 1 | 190.6 GWh | Aug 2026 | Sep 2025 | $1.94M | |
| Harmony Florida Solar II, LLC | Juno Beach, FL | Independent Power Producer | 1 | 199.9 GWh | Aug 2026 | Sep 2025 | $1.90M | |
| Hardy Hills Solar LLC | Frankfort, IN | Investor-Owned Utility | 1 | 392.2 GWh | Aug 2026 | Sep 2025 | $4.20M |
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% |