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 |
|---|---|---|---|---|---|---|---|---|
| Oak Leaf Solar Xviii LLC | Montpelier, VT | - | - | - | Sep 2025 | $183.81k | ||
| Oak Leaf Solar V LLC | Bethesda, MD | Independent Power Producer | 1 | 2.0 GWh | Dec 2024 | - | ||
| Oak Leaf Solar 56 LLC | Montpelier, VT | - | - | - | Sep 2025 | $285.61k | ||
| Oak Leaf Solar 100 LLC | Montpelier, VT | - | - | - | Sep 2025 | $56.81k | ||
| O'Neill Creek Solar LLC | Beaverton, OR | Independent Power Producer | 1 | 3.4 GWh | Dec 2024 | - | ||
| O.H. Hutchings CT, LLC | Washington, DC | - | - | - | Oct 2025 | $328.81k | ||
| NYU Langone Health | New York City, NY | Commercial|Independent Power Producer | 2 | 50.1 GWh | Dec 2024 | - | ||
| Nysolar03 LLC | Houston, TX | Independent Power Producer | 1 | 5.7 GWh | Dec 2024 | - | ||
| NYPH-Queens | Flushing, NY | Commercial | 1 | 714.3 MWh | Dec 2024 | - | ||
| Ny USLE Rome Rome-Oriskany LLC | Arlington, VA | Independent Power Producer | 1 | 5.0 GWh | Dec 2024 | - | ||
| Ny USLE Oswego SR104 LLC | Arlington, VA | Independent Power Producer | 1 | 7.2 GWh | Dec 2024 | - | ||
| Ny USLE Glenville Freemans Bridge LLC | Safety Harbor, FL | Independent Power Producer | 1 | 6.9 GWh | Dec 2024 | - | ||
| Ny USLE Copenhagen CR194 LLC | Katonah, NY | Independent Power Producer | 1 | 2.3 GWh | Dec 2024 | - | ||
| Ny USLE Carthage SR26 B LLC | Arlington, VA | Independent Power Producer | 1 | 5.8 GWh | Dec 2024 | - | ||
| Ny USLE Carthage SR26 A LLC | Arlington, VA | Independent Power Producer | 1 | 8.5 GWh | Dec 2024 | - | ||
| Ny - Presbyterian Hospital- 68TH St | New York, NY | Commercial | 1 | 58.0 GWh | Dec 2024 | - | ||
| Ny- CSG- Livingston 4 | New York, NY | Independent Power Producer | 1 | 2.9 GWh | Dec 2024 | - | ||
| Ny- CSG- Johnstown 2 | Gloversville, NY | Independent Power Producer | 1 | 2.5 GWh | Dec 2024 | - | ||
| NWP Indian Mesa Wind Farm LP | Juno Beach, FL | Independent Power Producer | 1 | 221.7 GWh | Dec 2024 | - | ||
| NVT Licenses, LLC | Belmont, CA | Independent Power Producer | 2 | 6.4 GWh | Dec 2024 | - | ||
| Nutmeg Solar LLC | Juno Beach, FL | Independent Power Producer | 1 | 35.8 GWh | Dec 2024 | Sep 2025 | $968.84k | |
| Nushagak Electric Coop, Inc | Dillingham, AK | Cooperative | 1 | 19.8 GWh | Dec 2024 | - | ||
| Number Three Wind LLC | Chicago, IL | - | - | - | Oct 2025 | $2.90M | ||
| Nugen Capital Management | Providence, RI | Independent Power Producer | 16 | 71.6 GWh | Dec 2024 | - | ||
| NTUA Generation - Utah, LLC | Independent Power Producer | 1 | 208.8 GWh | Sep 2025 | - | |||
| Ntherm,LLC | Tampa, FL | - | - | - | Oct 2025 | $324.37k | ||
| Nstar Electric Company | Westwood, MA | Investor-Owned Utility | 17 | 62.3 GWh | Sep 2025 | Oct 2025 | $27.02M | $57.43M |
| NSF Torrey Site 3, LLC | Juno Beach, FL | Independent Power Producer | 1 | 8.4 GWh | Dec 2024 | - | ||
| NSF Torrey Site 2, LLC | Juno Beach, FL | Independent Power Producer | 1 | 8.4 GWh | Dec 2024 | - | ||
| NSF Torrey Site 1, LLC | Juno Beach, FL | Independent Power Producer | 1 | 8.4 GWh | Dec 2024 | - | ||
| NSF Enfield Site 3, LLC | Juno Beach, FL | Independent Power Producer | 1 | 287.0 MWh | Dec 2024 | - | ||
| NSF Enfield Site 1, LLC | Juno Beach, FL | Independent Power Producer | 1 | 309.0 MWh | Dec 2024 | - | ||
| NSF Energy One LLC | Rochester, NY | Independent Power Producer | 4 | 19.2 GWh | Dec 2024 | - | ||
| NSF Chaumont Site 5 LLC | New York, NY | - | - | - | Sep 2025 | $220.83k | ||
| NSF Chaumont Site 3 LLC | New York, NY | - | - | - | Sep 2025 | $213.40k | ||
| NSF Chaumont Site 2 LLC | New York, NY | - | - | - | Sep 2025 | $115.42k | ||
| NSF Chaumont Site 1 LLC | New York, NY | - | - | - | Sep 2025 | $108.14k | ||
| NSF Angelica Site 4, LLC | Juno Beach, FL | Independent Power Producer | 1 | 8.3 GWh | Dec 2024 | - | ||
| NSF Angelica Site 3, LLC | Juno Beach, FL | Independent Power Producer | 1 | 8.3 GWh | Dec 2024 | - | ||
| NSF Angelica Site 2, LLC | Juno Beach, FL | Independent Power Producer | 1 | 8.3 GWh | Dec 2024 | - | ||
| NSF Angelica Site 1, LLC | Juno Beach, FL | Independent Power Producer | 1 | 8.3 GWh | Dec 2024 | - | ||
| NS Power Energy Marketing Inc. | Halifax, NS | - | - | - | Sep 2025 | $9.55k | ||
| NRG VIenna Operations Inc | Vienna, MD | Independent Power Producer | 1 | 4.3 GWh | Dec 2024 | - | ||
| NRG Texas Power LLC | Houston, TX | Independent Power Producer | 10 | 23.6 TWh | Sep 2025 | - | ||
| NRG Solar Roadrunner | Santa Teresa, NM | Independent Power Producer | 1 | 72.8 GWh | Dec 2024 | Sep 2018 | ||
| NRG Solar Las Vegas MB-1 | Scottsdale, AZ | Independent Power Producer | 2 | 10.2 GWh | Dec 2024 | - | ||
| NRG Solar Borrego I | Scottsdale, AZ | Independent Power Producer | 1 | 65.5 GWh | Dec 2024 | - | ||
| NRG Solar Blythe II LLC | Independent Power Producer | 1 | 40.7 GWh | Dec 2024 | - | |||
| NRG Solar Blythe | Blythe, CA | Independent Power Producer | 1 | 44.3 GWh | Dec 2024 | Sep 2018 | ||
| NRG Renew Canal 1 LLC | Princeton, NJ | Independent Power Producer | 1 | 2.0 GWh | Dec 2024 | - | ||
| NRG MN Community LLC | San Franciso, CA | Independent Power Producer | 2 | 16.4 GWh | Dec 2024 | - | ||
| NRG Energy Services | Osceola, AR | Commercial|Independent Power Producer | 5 | 5.3 TWh | Sep 2025 | - | ||
| NRG Energy Inc | Independent Power Producer | 1 | 279.8 GWh | Dec 2024 | - | |||
| NRG Energy Gas & Wind Holdings Inc | Princeton, NJ | Independent Power Producer | 2 | 337.9 GWh | Sep 2025 | - | ||
| NRG Energy Center Eagles LLC | Princeton, NJ | Independent Power Producer | 1 | 2.8 GWh | Dec 2024 | - | ||
| NRG Curtailment Solutions, Inc. | Princeton, NJ | - | - | - | Sep 2025 | $55.50k | $619.64k | |
| NRG Cottonwood Tenant LLC | Deweyville, TX | Independent Power Producer | 1 | 5.8 TWh | Sep 2025 | Jun 2025 | $22.06M | |
| NRG Chalk Point CT | Aquasco, MD | Independent Power Producer | 1 | 4.7 GWh | Sep 2025 | Sep 2025 | $1.36M | |
| NRG Cedar Bayou Development Company LLC | Houston, TX | Independent Power Producer | 1 | 2.3 TWh | Dec 2024 | - | ||
| NRG California Peaker Operations LLC | Carlsbad, CA | Independent Power Producer | 1 | 290.5 GWh | Sep 2025 | - | ||
| NRG Business Marketing LLC | Princeton, NJ | - | - | - | Oct 2025 | $368.38M | $313.57M | |
| NRG Arthur Kill Operations Inc | Staten Island, NY | Independent Power Producer | 1 | 2.2 TWh | Sep 2025 | - | ||
| Novo Biopower LLC | Snowflake, AZ | Independent Power Producer | 1 | 185.2 GWh | Dec 2024 | Sep 2025 | $6.43M | |
| Nova Power, LLC | Houston, TX | Independent Power Producer | 1 | -127.1 GWh | Sep 2025 | Jul 2025 | $29.54M | |
| Notus Clean Energy LLC | E. Falmouth, MA | Independent Power Producer | 1 | 4.6 GWh | Dec 2024 | - | ||
| Nostrand Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 4.9 GWh | Dec 2024 | - | ||
| Norwest Energy 7, LLC | Asheville, NC | Independent Power Producer | 1 | 18.4 GWh | Dec 2024 | - | ||
| Norton Powerhouse 2 | Worcester, MA | Industrial | 1 | 31.3 GWh | Dec 2024 | - | ||
| Northwestern Lake Forest Hospital | Lake Forest, IL | Commercial | 1 | 335.0 MWh | Dec 2024 | - | ||
| Northwestern Energy LLC - (MT) | Butte, MT | |Investor-Owned Utility | 29 | 3.8 TWh | Sep 2025 | Oct 2025 | $9.24M | $9.28M |
| Northwestern Corporation | Helena, MT | - | - | - | Oct 2025 | $14.29M | $15.78M | |
| Northwest Ohio Wind, LLC | Haviland, OH | Independent Power Producer | 1 | 286.2 GWh | Sep 2025 | Oct 2025 | $2.84M | |
| Northwest Community Hospital | Arlington Heights, IL | Commercial | 1 | 527.4 MWh | Dec 2024 | - | ||
| Northumberland Solar, LLC | Arlington, VA | Independent Power Producer | 1 | 18.0 GWh | Sep 2025 | Sep 2025 | ||
| Northstar MACY's Maryland 2015, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 1.9 GWh | Sep 2025 | - | ||
| Northstar Clean Energy | Jackson, MI | Independent Power Producer | 2 | 281.2 GWh | Dec 2024 | - | ||
| Northlake Energy | East Chicago, IN | Industrial | 1 | 713.9 GWh | Dec 2024 | - | ||
| Northfield Mountain LLC | Burlington, MA | - | - | - | Sep 2025 | $16.72M | $7.18M | |
| Northfield Holdco LLC | Princeton, NJ | Independent Power Producer | 1 | 8.8 GWh | Dec 2024 | - | ||
| Northfield Community Solar | Scottsdale, AZ | Independent Power Producer | 1 | 8.7 GWh | Dec 2024 | - | ||
| Northern Water Hydropower Enterprise | Berthoud, CO | Political Subdivision | 1 | 6.0 GWh | Sep 2025 | - | ||
| Northern Wasco County Pud | The Dalles, OR | Political Subdivision | 2 | 117.4 GWh | Dec 2024 | Dec 2021 | ||
| Northern States Power Co - Minnesota | Minneapolis, MN | Investor-Owned Utility | 66 | 39.8 TWh | Sep 2025 | Oct 2025 | $352.04M | $76.80M |
| Northern Star Generation Services Co LLC | Houston, TX | Independent Power Producer | 1 | 862.1 GWh | Dec 2024 | - | ||
| Northern Orchard Solar PV, LLC | Austin, TX | Independent Power Producer | 1 | 132.6 GWh | Sep 2025 | Oct 2025 | $-282.00k | |
| Northern Iowa Windpower II LLC | Portland, OR | - | - | - | Sep 2025 | $1.71M | ||
| Northern Indiana Public Service Company LLC | Merrillville, IN | - | - | - | Oct 2025 | $118.37M | $29.94M | |
| Northern Indiana Pub SERV Co | Merrillville, IN | Investor-Owned Utility | 7 | 7.2 TWh | Sep 2025 | May 2023 | ||
| Northern Divide Wind, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $3.69M | ||
| Northern Colorado Wind LLC | Juno Beach, FL | Independent Power Producer | 1 | 622.4 GWh | Dec 2024 | Sep 2025 | $7.42M | |
| Northern Colorado Wind Energy Center II, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $1.18M | ||
| Northern Colorado Water Conservancy District | Berthoud, CO | Political Subdivision | 1 | 11.3 GWh | Sep 2025 | - | ||
| Northern California Power AGNY | Roseville, CA | Political Subdivision | 9 | 2.2 TWh | Sep 2025 | Oct 2025 | $10.98M | |
| Northeastern Power Co | Houston, TX | Independent Power Producer | 1 | - | Oct 2018 | Oct 2025 | $24.92k | $691.25k |
| Northeast Texas ELEC Coop, Inc | Longview, TX | Cooperative | 1 | 3.0 TWh | Sep 2025 | - | ||
| Northeast Energy Associates LP | Juno Beach, FL | Independent Power Producer | 1 | 367.8 GWh | Dec 2024 | Sep 2025 | $5.83M | |
| Northbrook VIrginia Hydro, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 37.1 GWh | Dec 2024 | - | ||
| Northbrook Tuxedo, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 758.0 MWh | Sep 2024 | - | ||
| Northbrook Lyons Falls LLC | Independent Power Producer | 3 | 36.1 GWh | Dec 2024 | - | |||
| Northbrook Carolina Hydro LLC | Scottsdale, AZ | Independent Power Producer | 4 | 32.0 GWh | Jan 2025 | - |
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% |