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 |
|---|---|---|---|---|---|---|---|---|
| Harrisburg Authority | Harrisburg, PA | Municipally-Owned Utility | 1 | 109.8 GWh | Jun 2026 | - | ||
| Harrison Solar, LLC | Charlotte, NC | Independent Power Producer | 1 | 10.5 GWh | Dec 2025 | - | ||
| Hart Wind Project, LLC | Juno Beach, FL | Independent Power Producer | 1 | 771.9 GWh | Jun 2026 | - | ||
| Hartly Community Energy Initiative LLC | Baltimore, MD | Independent Power Producer | 1 | 2.3 GWh | Dec 2025 | - | ||
| Hartmann Community Solar LLC | Juno Beach, FL | Independent Power Producer | 1 | 1.3 GWh | Dec 2025 | - | ||
| Hartz Solar, LLC | Secaucus, NJ | Commercial | 11 | 22.0 GWh | Dec 2025 | - | ||
| Harvest Midstream Co | Bloomfield, NM | Industrial | 3 | 51.1 GWh | Jun 2026 | - | ||
| Harvest Ridge Wind Farm | Houston, TX | Independent Power Producer | 1 | 755.3 GWh | Jun 2026 | - | ||
| Harvest Wind Project Tic | Seattle, WA | Independent Power Producer | 1 | 257.3 GWh | Dec 2025 | - | ||
| Hastings Lock & Dam | Hastings, MN | Municipally-Owned Utility | 1 | 15.3 GWh | Dec 2025 | - | ||
| Hatfield Renewables, LLC | Boston, MA | Independent Power Producer | 1 | 3.0 GWh | Dec 2025 | - | ||
| Haviland Plastic Products Co | Haviland, OH | Commercial | 1 | 14.0 GWh | Dec 2024 | - | ||
| Haw River Hydro Co | Asheboro, NC | Independent Power Producer | 1 | 3.8 GWh | Dec 2025 | - | ||
| Hawaii Electric Light Co Inc | HILO, HI | Investor-Owned Utility | 9 | 593.3 GWh | Jun 2026 | - | ||
| Hawaiian Electric Co Inc | Honolulu, HI | Investor-Owned Utility | 13 | 4.3 TWh | Jun 2026 | - | ||
| Hayes Solar, LLC | Charlotte, NC | Independent Power Producer | 1 | 6.6 GWh | Dec 2025 | - | ||
| Hayhurst New Mexico Solar | Wilmington, DE | Independent Power Producer | 1 | 59.8 GWh | Dec 2025 | - | ||
| Hayhurst Texas Solar | Ontario | Independent Power Producer | 1 | 74.1 GWh | Dec 2025 | - | ||
| Hays Energy, LLC | San Marcos, TX | Independent Power Producer | 1 | 6.0 TWh | Jun 2026 | - | ||
| Haywood Solar, SMLLC | Nashville, TN | Independent Power Producer | 1 | 6.4 GWh | Jun 2026 | - | ||
| Hayworth Solar Partners, LLC | New York, NY | Independent Power Producer | 1 | 7.7 GWh | Dec 2025 | - | ||
| Hazel Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 4.1 GWh | Dec 2025 | - | ||
| Hazelton/Wilson Joint Venture | Boise, ID | Independent Power Producer | 2 | 38.8 GWh | Oct 2025 | - | ||
| HCE Johnston I, LLC | Raleigh, NC | Independent Power Producer | 1 | 2.4 GWh | Dec 2025 | - | ||
| HCE Moore I, LLC | Charlotte, NC | Independent Power Producer | - | 2.9 GWh | Dec 2024 | - | ||
| Headwater Energy, LLC | LOS Angeles, CA | Independent Power Producer | 38 | 328.8 GWh | Jun 2026 | - | ||
| Heartland Community College | Normal, IL | Commercial | 1 | 5.0 GWh | Dec 2025 | - | ||
| Heartland Divide II | Juno Beach, FL | Independent Power Producer | 1 | 837.2 GWh | Jun 2026 | - | ||
| Heartwood Solar, LLC | New York, NY | Independent Power Producer | 1 | 26.2 GWh | Jun 2026 | - | ||
| Heber Light & Power Company | Heber, UT | Municipally-Owned Utility | 4 | 25.8 GWh | Dec 2025 | - | ||
| Hecate Energy Blair Road LLC | Chicago, IL | Independent Power Producer | 1 | 6.1 GWh | Dec 2025 | - | ||
| Hecate Energy Ramsey, LLC | Chicago, IL | Independent Power Producer | 2 | 1.2 TWh | Jun 2026 | - | ||
| 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 | 6.5 GWh | Dec 2025 | - | ||
| Heelstone Energy Holdings, LLC | Baton Rouge, LA | Independent Power Producer | 22 | 233.6 GWh | Dec 2025 | - | ||
| Heimlich Solar Partners LLC | Overland Park, KS | Independent Power Producer | 1 | 9.2 GWh | Dec 2024 | - | ||
| Heirloom Solar (Ratts 1 Phase 2 Solar, LLC) | Scottsdale, AZ | Independent Power Producer | 1 | 78.8 GWh | Jun 2026 | - | ||
| Helena Wind, LLC | Chicago, IL | Independent Power Producer | 1 | 837.8 GWh | Jun 2026 | - | ||
| Heliocentric LLC | Santa Monica, CA | Independent Power Producer | 1 | 2.2 GWh | Dec 2025 | - | ||
| Helios Energy New York 13 LLC | Juno Beach, FL | Independent Power Producer | 1 | 4.7 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 2 LLC | Juno Beach, FL | Independent Power Producer | 1 | 6.4 GWh | Dec 2025 | - | ||
| Helios Energy New York 3 LLC | Juno Beach, FL | Independent Power Producer | 1 | 7.2 GWh | Dec 2025 | - | ||
| Helios Ny I, LLC | Juno Beach, FL | Commercial | - | 3.6 GWh | Dec 2024 | - | ||
| Heliovaas LLC | Springfield, MA | Commercial | 3 | 3.1 GWh | Dec 2025 | - | ||
| Hemings Solar Partners LLC | Overland Park, KS | Independent Power Producer | 1 | 10.5 GWh | Dec 2025 | - | ||
| Hemlock Solar LLC | New York, NY | Independent Power Producer | 1 | 9.9 GWh | Dec 2025 | - | ||
| Hendershot Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 4.2 GWh | Dec 2025 | - | ||
| Henkel U.S. Operations Corporation | Geneva, NY | Industrial | 1 | 1.7 GWh | Jun 2026 | - | ||
| Henry Gibson Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 9.8 GWh | Dec 2025 | - | ||
| Henry Miller Reclamation District | Dos Palos, CA | Commercial | 1 | 3.1 GWh | Dec 2025 | - | ||
| Heorot Power Management | Hardin, MT | Independent Power Producer | 1 | 18.5 GWh | Aug 2025 | - | ||
| Heritage Sustainable Energy, LLC | Independent Power Producer | 4 | 14.4 GWh | Dec 2025 | - | |||
| Herrington Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 8.6 GWh | Dec 2025 | - | ||
| Heuvelton Solar, LLC | San LUIS Obispo, CA | Independent Power Producer | 1 | 6.6 GWh | Dec 2025 | - | ||
| Heyer CSG LLC | Annapolis, MD | Investor-Owned Utility | 1 | 1.9 GWh | Dec 2024 | - | ||
| HF Sinclair Corporation | Dallas, TX | Industrial | 1 | 976.5 GWh | Jun 2026 | - | ||
| HF Sinclair Parco Refining LLC | Sinclair, WY | Industrial | 1 | 5.9 GWh | May 2026 | - | ||
| HG Solar Development, LLC | Irvington, NY | Independent Power Producer | - | 7.1 GWh | Dec 2024 | - | ||
| HGS Solar I, LLC | New York, NY | Independent Power Producer | 1 | 3.1 GWh | Dec 2025 | - | ||
| Hickson Solar, LLC | Jersey City, NJ | Independent Power Producer | 1 | 4.5 GWh | Dec 2025 | - | ||
| Hidalgo Wind Farm II LLC | Houston, TX | Independent Power Producer | 1 | 164.5 GWh | Jun 2026 | - | ||
| Hidalgo Wind Farm LLC | Houston, TX | Independent Power Producer | 1 | 855.8 GWh | Jun 2026 | - | ||
| Hidden Hollow Energy LLC | Houston, TX | Independent Power Producer | 1 | 4.3 GWh | Dec 2025 | - | ||
| Hidden Meadows Solar, LLC | San LUIS Obispo, CA | Independent Power Producer | 1 | 8.1 GWh | Dec 2025 | - | ||
| Hidden VIew Dairy, LLC | Indianapolis, IN | Commercial | 1 | 6.8 GWh | Dec 2025 | - | ||
| High Lonesome Wind Power, LLC | Andover, MA | Independent Power Producer | 1 | 1.6 TWh | Jun 2026 | - | ||
| Highline Services, LLC | Holyoke, CO | Cooperative | 1 | 3.5 GWh | Dec 2025 | - | ||
| Hill Solar 1, LLC | Houston, TX | Independent Power Producer | 1 | 649.8 GWh | Jun 2026 | - | ||
| Hillsborough County - (FL) | Tampa, FL | Municipally-Owned Utility | 1 | 232.9 GWh | Jun 2026 | - | ||
| Hillsdale Board Of Public WKS | Hillsdale, MI | Municipally-Owned Utility | 1 | 725.4 MWh | Dec 2025 | - | ||
| Hilltop Power, LLC | Edgerton, MN | Independent Power Producer | 1 | 4.5 GWh | Dec 2024 | - | ||
| Hilltopper Wind Project, LLC | Andover, MA | Independent Power Producer | 1 | 519.4 GWh | Jun 2026 | - | ||
| Hitchcock Hydro, LLC | New York, NY | Independent Power Producer | 1 | 4.2 GWh | Dec 2025 | - | ||
| HL Solar LLC | Juno Beach, FL | Independent Power Producer | - | 11.8 GWh | Dec 2024 | - | ||
| Ho'Ohana Solar 1 LLC | Irvine, CA | Independent Power Producer | 1 | 57.8 GWh | Jun 2026 | - | ||
| HOAG Memorial Presbyterian Hospital | Newport Beach, CA | Commercial | 1 | 30.0 GWh | Jun 2026 | - | ||
| Hoffer Plastics | South Elgin, IL | Industrial | 1 | 2.9 GWh | Jun 2026 | - | ||
| Hollingsworth & VOSE Co West Groton | East Walpole, MA | Industrial | 1 | 23.8 GWh | Dec 2024 | - | ||
| Hollingworth & VOSE Co Center Falls | East Walpole, MA | Industrial | 3 | 3.0 GWh | Dec 2025 | - | ||
| Holstein Solar Farm 1, LLC | Wingate, TX | Independent Power Producer | 1 | 384.1 GWh | Jun 2026 | - | ||
| Holy Cross Electric Assn, Inc | Glenwood Springs, CO | Cooperative | 1 | 1.7 GWh | Dec 2025 | - | ||
| Holyoke Solar LLC | New York, NY | Independent Power Producer | 1 | 3.9 GWh | Dec 2025 | - | ||
| Homer Electric Assn Inc | Homer, AK | Cooperative | 5 | 973.2 GWh | Dec 2025 | - | ||
| Hometown Bio Energy LLC | Minneapolis, MN | Independent Power Producer | 1 | 5.3 GWh | Dec 2024 | - | ||
| Hood Container Of Louisiana, LLC | St. Francisville, LA | Industrial | 1 | 121.0 GWh | Dec 2024 | - | ||
| Hoosier Energy R E C, Inc | Bloomington, IN | Cooperative | 18 | 455.0 GWh | Dec 2025 | - | ||
| Hopewell Campus Owners LLC | Pennington, NJ | Commercial | 1 | 293.0 MWh | Dec 2025 | - | ||
| Hopewell Valley High School | Pennington, NJ | Investor-Owned Utility | 1 | 978.0 MWh | Dec 2025 | - | ||
| Hopkins Energy LLC | Dike, TX | Independent Power Producer | 1 | 626.4 GWh | Jun 2026 | - | ||
| Hornshadow Solar II, LLC | New York, NY | Independent Power Producer | 1 | 456.4 GWh | Jun 2026 | - | ||
| Horse Creek Wind, LLC | Arlington, VA | Independent Power Producer | 1 | 880.8 GWh | Dec 2025 | - | ||
| Horseshoe Bend Hydroelectric Co | San Diego, CA | Independent Power Producer | 1 | 47.7 GWh | Dec 2025 | - | ||
| Horus West VIrginia 1, LLC | Lake Mary, FL | Independent Power Producer | 1 | 175.9 GWh | Jun 2026 | - | ||
| Hot Springs Windfarm, LLC | Baltimore, MD | Independent Power Producer | 1 | 34.5 GWh | Jun 2026 | - | ||
| Howard County - Maryland | Municipally-Owned Utility | 1 | 271.7 MWh | Dec 2025 | - | |||
| HP Hood LLC | Winchester, VA | Industrial | 1 | 119.9 GWh | Jun 2026 | - | ||
| HQC Rock River Solar Power Generation Station LLC | Irvine, CA | Independent Power Producer | 1 | 3.1 GWh | Dec 2024 | - | ||
| HQC Tatanka Wi Solar Power Generation LLC | Buffalo, MN | Independent Power Producer | 1 | 10.2 GWh | Dec 2025 | - | ||
| Hubbard Wind LLC | Juno Beach, FL | Independent Power Producer | 1 | 921.3 GWh | Jun 2026 | - |
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 | Jun 2026 | Nuclear |
| Barry | Bucks, Alabama | 13 TWh | Jan 1954 | Jun 2026 | Natural Gas : 97.3% Bituminous Coal : 2.7% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Jun 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | Jun 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Jun 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 31 TWh | Jul 1974 | Jun 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 15 TWh | Oct 1975 | Jun 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Jun 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Jun 2026 | Nuclear |
| Catawba | York, South Carolina | 18 TWh | May 1985 | Jun 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Jun 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Jun 2026 | Natural Gas : 69.8% Bituminous Coal : 30.0% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | Jun 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 19 TWh | Jul 1975 | Jun 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Jun 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Jun 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Jun 2026 | Bituminous Coal : 99.6% |
| Grand Coulee | Grand Coulee, Washington | 19 TWh | Feb 1941 | Jun 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | Jun 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Jun 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 19 TWh | Apr 1971 | Jun 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Jun 2026 | Subbituminous Coal : 99.0% Natural Gas : 1.0% |
| Joseph M Farley | Columbia, Alabama | 15 TWh | Nov 1977 | Jun 2026 | Nuclear |
| Labadie | Labadie, Missouri | 15 TWh | May 1970 | Jun 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 18 TWh | Dec 1983 | Jun 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Jun 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Jun 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Jun 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 15 TWh | Oct 1969 | Jun 2026 | Subbituminous Coal : 75.2% Bituminous Coal : 15.7% Petroleum Coke : 8.9% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Jun 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Jun 2026 | Nuclear |
| Oak Grove (TX) | Franklin, Texas | 12 TWh | Mar 2010 | Jun 2026 | Lignite Coal : 99.2% Natural Gas : 0.8% |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Jun 2026 | Nuclear |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Jun 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Jun 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Jun 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Jun 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Jun 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Jun 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 18 TWh | Jun 1981 | Jun 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 20 TWh | Jul 1988 | Jun 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 15 TWh | Apr 1976 | Jun 2026 | Nuclear |
| Surry | Surry, Virginia | 12 TWh | Nov 1972 | Jun 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 20 TWh | May 1983 | Jun 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Jun 2026 | Nuclear : 64.6% Natural Gas : 35.4% |
| Union Power Station | El Dorado, Arkansas | 13 TWh | Dec 2002 | Jun 2026 | Natural Gas |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Jun 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 14 TWh | May 1958 | Jun 2026 | Subbituminous Coal : 81.2% Natural Gas : 18.8% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 20 TWh | Apr 1996 | Jun 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | Jun 2026 | Natural Gas |