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 2025Q1 Seller Transactions | FERC 2025Q1 Buyer Transactions |
|---|---|---|---|---|---|---|---|---|
| Niagara Mohawk Power Corp | 1 | - | Dec 2004 | Jul 2025 | $21.48M | $9.34M | ||
| Niagara Wind Power LLC | Boston, MA | Independent Power Producer | - | - | Dec 2011 | Jul 2025 | $849.42k | |
| Nicolis, LLC | Pasadena, CA | Independent Power Producer | - | - | Dec 2019 | Mar 2025 | $609.05k | |
| Nine Mile Point Nuclear STA LLC | Lycoming, NY | Independent Power Producer | - | - | Dec 2014 | Apr 2025 | $250.10M | |
| Nissequogue Cogen Partners | Houston, TX | - | - | - | Jun 2025 | $4.10M | ||
| Nordic Energy Services, LLC | Tampa, FL | - | - | - | Jul 2025 | $4.17M | $2.42M | |
| North Allegheny Wind, LLC | Charlotte, NC | - | - | - | Apr 2025 | $3.55M | ||
| North American Power And Gas, LLC | Houston, TX | - | - | - | Apr 2025 | $385.55k | ||
| North Carolina Electric Membership Corporation | Raleigh, NC | - | - | - | Jun 2025 | $61.31M | $236.79M | |
| North Carolina Municipal Power Agency Number 1 | Raleigh, NC | - | - | - | Jun 2025 | $27.79M | $62.08M | |
| North Fork Ridge Wind, LLC | Joplin, MO | - | - | - | Jul 2025 | $5.28M | ||
| North Hurlburt Wind, LLC | Gatineau, QC | - | - | - | Jun 2025 | $7.33M | ||
| North Lancaster Ranch LLC | Louisville, CO | - | - | - | Mar 2025 | $646.08k | ||
| Northampton Generating Company, L.P. | Morristown, NJ | - | - | - | Apr 2025 | $6.18M | ||
| Northeastern Power Co | Houston, TX | Independent Power Producer | 1 | - | Oct 2018 | Jun 2025 | $40.93k | $455.43k |
| Northern Colorado Wind Energy Center II, LLC | Juno Beach, FL | - | - | - | Jun 2025 | $1.32M | ||
| Northern Divide Wind, LLC | Juno Beach, FL | - | - | - | Jun 2025 | $4.24M | ||
| Northern Indiana Public Service Company LLC | Merrillville, IN | - | - | - | Jun 2025 | $133.66M | $40.05M | |
| Northern Iowa Windpower II LLC | Portland, OR | - | - | - | Jun 2025 | $2.42M | ||
| Northfield Mountain LLC | Burlington, MA | - | - | - | Jun 2025 | $28.25M | $16.14M | |
| Northwestern Corporation | Helena, MT | - | - | - | Jun 2025 | $17.37M | $23.14M | |
| NRG Business Marketing LLC | Princeton, NJ | - | - | - | Jul 2025 | $943.30M | $812.13M | |
| NS Power Energy Marketing Inc. | Halifax, NS | - | - | - | Mar 2025 | $281.11k | ||
| NSF Chaumont Site 1 LLC | New York, NY | - | - | - | Mar 2025 | $82.32k | ||
| NSF Chaumont Site 2 LLC | New York, NY | - | - | - | Mar 2025 | $91.31k | ||
| NSF Chaumont Site 3 LLC | New York, NY | - | - | - | Mar 2025 | $147.25k | ||
| NSF Chaumont Site 5 LLC | New York, NY | - | - | - | Mar 2025 | $118.71k | ||
| Ntherm,LLC | Tampa, FL | - | - | - | Apr 2025 | $6.70M | $2.44M | |
| Number Three Wind LLC | Chicago, IL | - | - | - | Apr 2025 | $6.57M | ||
| O.H. Hutchings CT, LLC | Washington, DC | - | - | - | Apr 2025 | $231.72k | ||
| Oak Leaf Solar 100 LLC | Montpelier, VT | - | - | - | Mar 2025 | $81.93k | ||
| Oak Leaf Solar 56 LLC | Montpelier, VT | - | - | - | Mar 2025 | $191.41k | ||
| Oak Leaf Solar Xviii LLC | Montpelier, VT | - | - | - | Mar 2025 | $127.68k | ||
| Oak Leaf Solar Xxii LLC | Montpelier, VT | - | - | - | Mar 2025 | $36.54k | ||
| Oak Leaf Solar XXVI LLC | Montpelier, VT | - | - | - | Mar 2025 | $59.43k | ||
| Oak Ridge Solar, LLC | Louisville, CO | - | - | - | Mar 2025 | $3.41M | ||
| Oak Trail Solar, LLC | Houston, TX | Independent Power Producer | - | - | - | Apr 2025 | $1.96M | |
| Oakland Power Company LLC | Irving, TX | - | - | - | Mar 2025 | $241.84k | ||
| Oasis ALTA, LLC | San Diego, CA | Independent Power Producer | - | - | - | Apr 2025 | $486.01k | |
| Oasis Power Partners, LLC | New York, NY | - | - | - | Apr 2025 | $1.89M | ||
| Occidental Power Services, Inc. | Houston, TX | - | - | - | Apr 2025 | $16.97M | ||
| Ocean State BTM, LLC | Wakefield, MA | - | - | - | Mar 2025 | $76.46k | ||
| Ocotillo Express LLC | Houston, TX | - | - | - | Jun 2025 | $12.05M | ||
| Ocotillo Solar LLC | Newark, NJ | - | - | - | Jul 2025 | $196.71k | ||
| Odell Wind Farm, LLC | Oakville, ON | - | - | - | Mar 2025 | $6.92M | ||
| Ohio Edison Company | Akron, OH | - | - | - | Jun 2025 | $7.81k | $19.90M | |
| Ohio Power Co | Columbus, OH | 1 | - | Feb 2021 | Jul 2025 | $479.45k | $158.68M | |
| Oklahoma Wind, LLC | Juno Beach, FL | - | - | - | Jun 2025 | $521.76k | ||
| Old Middleboro Road Solar, LLC | Wakefield, MA | - | - | - | Feb 2025 | $25.53k | ||
| Oleander Power Project, Limited Partnership | Juno Beach, FL | - | - | - | Mar 2025 | $5.55M | ||
| Oliver Wind Energy Center II, LLC | Juno Beach, FL | - | - | - | Mar 2025 | $1.83M | ||
| Oliver Wind I, LLC | Juno Beach, FL | - | - | - | Mar 2025 | $1.09M | ||
| One Nation Energy Solutions, LLC | Houston, TX | - | - | - | Jun 2025 | $2.80M | ||
| Oneenergy Baker Point Solar, LLC | Asheville, NC | - | - | - | Mar 2025 | $36.92k | ||
| ONGP LLC | Reno, NV | - | - | - | Mar 2025 | $27.98M | ||
| Ontario Power Generation Energy Trading, Inc. | Toronto, ON | - | - | - | Jun 2025 | $3.61M | ||
| Ontelaunee Power Operating Company, LLC | Irving, TX | - | - | - | Apr 2025 | $55.51M | ||
| Orange And Rockland Utilities, Inc. | New York, NY | - | - | - | Jun 2025 | $8.98M | $1.91M | |
| Orangeville Energy Storage LLC | Chicago, IL | - | - | - | Apr 2025 | $299.15k | ||
| Orbit Bloom Energy, LLC | Washington, DC | - | - | - | Mar 2025 | $1.32M | ||
| Origin Wind Energy, LLC | Andover, MA | - | - | - | Jun 2025 | $3.68M | ||
| Ormat Dixie Valley LLC | Reno, NV | - | - | - | Mar 2025 | $7.24M | ||
| Ormesa LLC | Reno, NV | - | - | - | Mar 2025 | $4.93M | ||
| ORNI 14 LLC | Reno, NV | - | - | - | Mar 2025 | $1.71M | ||
| ORNI 18 LLC | Reno, NV | - | - | - | Mar 2025 | $223.04k | ||
| ORNI 34 LLC | Philadelphia, PA | - | - | - | Mar 2025 | $174.38k | ||
| ORNI 36 LLC | Reno, NV | - | - | - | Mar 2025 | $3.30M | ||
| ORNI 39 LLC | Reno, NV | - | - | - | Mar 2025 | $15.46M | ||
| ORNI 41 LLC | Reno, NV | - | - | - | Mar 2025 | $10.53M | ||
| ORNI 43 LLC | Reno, NV | - | - | - | Mar 2025 | $6.56M | ||
| ORNI 50 LLC | Reno, NV | - | - | - | Mar 2025 | $3.87M | ||
| Osage Wind, LLC | St. Louis, MO | Independent Power Producer | - | - | - | Jun 2025 | $4.65M | |
| Otter Creek Wind Farm LLC | Portland, OR | - | - | - | Mar 2025 | $4.93M | ||
| Oxbow Solar Farm 1, LLC | San Francisco, CA | - | - | - | Jun 2025 | $4.24M | ||
| Pacific Crest Power, LLC | New York, NY | - | - | - | Apr 2025 | $1.01M | ||
| Pacific Wind Lessee, LLC | Phoenix, AZ | - | - | - | Jul 2025 | $8.51M | ||
| Painted Hills Wind Holdings, LLC | San Diego, CA | Independent Power Producer | - | - | Dec 2021 | Jul 2025 | $1.48M | |
| Palmco Power DC, LLC | Brooklyn, NY | - | - | - | Mar 2025 | $8.47k | ||
| Palmco Power De, LLC | Brooklyn, NY | - | - | - | Apr 2025 | $8.44k | ||
| Palmco Power Il, LLC | Brooklyn, NY | - | - | - | Apr 2025 | $91.82k | ||
| Palmco Power Ma, LLC | Brooklyn, NY | - | - | - | Jun 2025 | $70.86k | ||
| Palmco Power MD, LLC | Brooklyn, NY | - | - | - | Apr 2025 | $57.47k | ||
| Palmco Power NJ, LLC | Brooklyn, NY | - | - | - | Apr 2025 | $56.64k | ||
| Palmco Power Pa, LLC | Brooklyn, NY | - | - | - | Apr 2025 | $47.43k | ||
| Palmer Solar LLC | New City, NY | Commercial|Independent Power Producer | 1 | - | Dec 2022 | Jun 2025 | $795.40k | |
| Palmetto Plains Solar Project, LLC | Austin, TX | - | - | - | Jun 2025 | $197.11k | ||
| Palouse Wind LLC | Oakesdale, WA | Independent Power Producer | - | - | - | Jun 2025 | $5.27M | |
| Panoche Valley Solar LLC | Menlo Park, CA | Independent Power Producer | - | - | - | Apr 2025 | $3.22M | |
| Panorama Wind, LLC | Dallas, TX | - | - | - | Jul 2025 | $2.97M | ||
| Park Power LLC | Brooklyn, NY | - | - | - | Jun 2025 | $625.38k | $994.35k | |
| Parkway Energy Storage LLC | Framingham, MA | - | - | - | Apr 2025 | $392.62k | ||
| Parkway Generation Keys Energy Center LLC | Birmingham, AL | - | - | - | Apr 2025 | $72.02M | ||
| Parkway Generation Operating LLC | Birmingham, AL | - | - | - | Apr 2025 | $190.55M | $95.15M | |
| Parkway Generation Sewaren Urban Renewal Entity LLC | Birmingham, AL | - | - | - | Apr 2025 | $27.40M | ||
| Parrey, LLC | Richmond, CA | Independent Power Producer | - | - | - | Mar 2025 | $3.86M | |
| Passadumkeag Windpark LLC | Houston, TX | Independent Power Producer | - | - | - | Mar 2025 | $2.79M | |
| Pastoria Energy Facility L.L.C. | Houston, TX | - | - | - | Jul 2025 | $29.49M | ||
| Pattern Energy Management Services LLC | Houston, TX | - | - | - | Mar 2025 | $21.31M | $21.26M | |
| Pattersonville Solar Facility LLC | Boca Raton, FL | - | - | - | Mar 2025 | $490.89k | ||
| Patton Wind Farm, LLC | Pittsburgh, PA | - | - | - | Apr 2025 | $1.64M |
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 | May 2025 | Nuclear |
| Barry | Bucks, Alabama | 14 TWh | Jan 1954 | May 2025 | Natural Gas : 93.4% Bituminous Coal : 6.6% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | May 2025 | Nuclear |
| Bowen | Cartersville, Georgia | 11 TWh | Sep 1971 | May 2025 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | May 2025 | Nuclear |
| Browns Ferry | Decatur, Alabama | 29 TWh | Jul 1974 | May 2025 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 15 TWh | Oct 1975 | May 2025 | Nuclear |
| Byron Generating Station | Byron, Illinois | 19 TWh | Aug 1985 | May 2025 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | May 2025 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | May 2025 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 19 TWh | Jul 1990 | May 2025 | Nuclear |
| Crystal River | Crystal River, Florida | 15 TWh | Sep 1966 | May 2025 | Natural Gas : 77.9% Bituminous Coal : 21.9% |
| Diablo Canyon | Avila Beach, California | 19 TWh | Apr 1985 | May 2025 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | May 2025 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | May 2025 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | May 2025 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 12 TWh | Sep 1974 | May 2025 | Bituminous Coal : 99.4% Distillate Fuel Oil : 0.6% |
| Ghent | Ghent, Kentucky | 11 TWh | Jan 1974 | May 2025 | Bituminous Coal : 99.9% |
| Grand Coulee | Grand Coulee, Washington | 16 TWh | Feb 1941 | May 2025 | Water |
| Grand Gulf | Port Gibson, Mississippi | 12 TWh | Jun 1985 | May 2025 | Nuclear |
| Guernsey Power Station | Byesville, Ohio | 11 TWh | Jan 2023 | May 2025 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | May 2025 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | May 2025 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 17 TWh | Apr 1971 | May 2025 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 18 TWh | Sep 1978 | May 2025 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| Joseph M Farley | Columbia, Alabama | 14 TWh | Nov 1977 | May 2025 | Nuclear |
| Labadie | Labadie, Missouri | 15 TWh | May 1970 | May 2025 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 20 TWh | Dec 1983 | May 2025 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | May 2025 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | May 2025 | Nuclear |
| Millstone | Waterford, Connecticut | 16 TWh | Nov 1975 | May 2025 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 15 TWh | Oct 1969 | May 2025 | Subbituminous Coal : 74.4% Bituminous Coal : 15.9% Petroleum Coke : 9.5% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | May 2025 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | May 2025 | Nuclear |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | May 2025 | Nuclear |
| Palo Verde | Wintersburg, Arizona | 32 TWh | Dec 1985 | May 2025 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | May 2025 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 11 TWh | May 2012 | May 2025 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 17 TWh | May 1971 | May 2025 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | May 2025 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 15 TWh | Dec 1960 | May 2025 | Water |
| South Texas Project | Wadsworth, Texas | 21 TWh | Jul 1988 | May 2025 | Nuclear |
| St Lucie | Jensen Beach, Florida | 16 TWh | Apr 1976 | May 2025 | Nuclear |
| Surry | Surry, Virginia | 14 TWh | Nov 1972 | May 2025 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | May 2025 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | May 2025 | Nuclear : 67.4% Natural Gas : 32.6% |
| Vogtle | Waynesboro, Georgia | 35 TWh | Apr 1987 | May 2025 | Nuclear |
| W A Parish | Thompsons, Texas | 14 TWh | May 1958 | May 2025 | Subbituminous Coal : 83.3% Natural Gas : 16.7% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 15 TWh | Apr 1996 | May 2025 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 19 TWh | Jul 2009 | May 2025 | Natural Gas : 99.9% |