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 |
|---|---|---|---|---|---|---|---|---|
| Valentine Wind, LLC | Omaha, NE | Independent Power Producer | 1 | 1.4 GWh | Oct 2025 | - | ||
| Tower Kleber Ltd Partnership | Onaway, MI | Independent Power Producer | 1 | 5.2 GWh | Dec 2024 | - | ||
| KP Ontario VIneyard O.P. Surgicenter B Solar LLC | Ontario, CA | Independent Power Producer | 1 | 2.7 GWh | Dec 2025 | - | ||
| New-INDY Ontario LLC | Ontario, CA | Commercial | 1 | 268.8 GWh | May 2026 | Oct 2025 | $413.72k | |
| R.E. Ginna Nuclear Power Plant, LLC | Ontario, NY | Independent Power Producer | - | - | Dec 2014 | Oct 2025 | $50.57M | |
| Hayhurst Texas Solar | Ontario | Independent Power Producer | 1 | 74.1 GWh | Dec 2025 | - | ||
| Winfield Solar I, LLC | Ontario | Independent Power Producer | 1 | 302.2 GWh | May 2026 | Oct 2025 | $2.98M | |
| City Of Orangeburg - (SC) | Orangeburg, SC | Municipally-Owned Utility | 4 | 3.6 GWh | Dec 2025 | - | ||
| Jamison Solar Farm | Orangeburg, SC | State-Owned Utility | 1 | 2.0 GWh | Dec 2025 | - | ||
| Central Maine Power Company | Orange, CT | - | - | - | Sep 2025 | $7.64M | $46.15M | |
| United Illuminating Co | Orange, CT | Investor-Owned Utility | 3 | 55.7 GWh | May 2026 | Sep 2025 | $20.21M | $64.93M |
| Temple-Inland Corp | Orange, TX | Commercial|Industrial | 1 | 491.1 GWh | May 2026 | - | ||
| Oregon Clean Energy Center | Oregon, OH | Independent Power Producer | 1 | 6.5 TWh | May 2026 | Oct 2025 | $58.02M | |
| Walleye Power, LLC | Oregon, OH | Independent Power Producer | 1 | 1.1 TWh | Dec 2024 | Oct 2025 | $11.56M | |
| Central Utah Water Conservancy District | OREM, UT | Political Subdivision | 1 | 51.3 GWh | Dec 2025 | - | ||
| Cataract Coast, LLC | Orinda, CA | - | - | - | Oct 2025 | $226.84k | $578.40k | |
| Florida Municipal Power Agency (FL) | Orlando, FL | Municipally-Owned Utility | 2 | 1.1 TWh | Dec 2024 | Oct 2025 | $6.20M | $9.33M |
| Orlando Utilities COMM | Orlando, FL | Municipally-Owned Utility | 5 | 5.9 TWh | May 2026 | Sep 2025 | $19.92M | |
| Butte-Glenn Community College District | Oroville, CA | State-Owned Utility | 1 | 6.8 GWh | Dec 2025 | - | ||
| South Feather Water And Power Agency | Oroville, CA | Political Subdivision | 4 | 417.1 GWh | Dec 2025 | - | ||
| City Of Orrville - (Oh) | Orrville, OH | Municipally-Owned Utility | 1 | 29.3 GWh | Dec 2025 | - | ||
| City Of Osage - (Ia) | Osage, IA | Municipally-Owned Utility | 1 | 5.9 GWh | Dec 2025 | - | ||
| NRG Energy Services | Osceola, AR | Commercial|Independent Power Producer | 5 | 3.9 TWh | May 2026 | - | ||
| Winnebago County - (Wi) | Oshkosh, WI | Municipally-Owned Utility | 1 | 3.9 GWh | Dec 2025 | - | ||
| Oswego, City Of - (Ny) | Oswego, NY | Municipally-Owned Utility | 1 | 22.2 GWh | Dec 2025 | - | ||
| Oswego County - (Ny) | Oswego, NY | Municipally-Owned Utility | 1 | 6.3 GWh | Dec 2025 | - | ||
| Oswego Harbor Power | Oswego, NY | Independent Power Producer | 1 | 130.8 GWh | Feb 2026 | Sep 2025 | $29.55M | |
| Air Force Civil Engineer Center | OTIS ANG Base, MA | Federally-Owned Utility | 1 | 5.7 GWh | Dec 2025 | - | ||
| Otsego Paper Inc | Otsego, MI | Industrial | 1 | 175.0 GWh | Dec 2025 | - | ||
| EONY Generation Limited | Ottawa, ON | Independent Power Producer | 4 | 68.5 GWh | Dec 2025 | - | ||
| City Of Ottumwa - (Ia) | Ottumwa, IA | Municipally-Owned Utility | 1 | 2.9 GWh | Dec 2025 | - | ||
| Heimlich Solar Partners LLC | Overland Park, KS | Independent Power Producer | 1 | 9.2 GWh | Dec 2024 | - | ||
| Hemings Solar Partners LLC | Overland Park, KS | Independent Power Producer | 1 | 10.5 GWh | Dec 2025 | - | ||
| Hickory Run Energy, LLC | Overland Park, KS | Independent Power Producer | 1 | 7.4 TWh | May 2026 | Oct 2025 | $74.20M | |
| K2SO, LLC | Overland Park, KS | - | - | - | Sep 2025 | $800.72k | ||
| Kansas Municipal Energy Agency - (KS) | Overland Park, KS | Municipally-Owned Utility | 1 | 342.9 MWh | Dec 2025 | Oct 2025 | $10.97M | |
| Kenyon Energy KS Solar 1 LLC | Overland Park, KS | Independent Power Producer | 1 | 4.7 GWh | Dec 2025 | - | ||
| Monroe Solar LLC | Overland Park, KS | Independent Power Producer | 1 | 4.8 GWh | Dec 2025 | - | ||
| Plains End II, LLC | Overland Park, KS | - | - | - | Sep 2025 | $3.22M | ||
| Plains End, LLC | Overland Park, KS | - | - | - | Sep 2025 | $3.06M | ||
| Plains End Operating Services LLC | Overland Park, KS | Independent Power Producer | 2 | 29.6 GWh | Dec 2025 | - | ||
| Randolf Solar Partners LLC | Overland Park, KS | Independent Power Producer | 1 | 6.3 GWh | Dec 2024 | - | ||
| Rathdrum Power LLC | Overland Park, KS | Independent Power Producer | 1 | 1.9 TWh | Dec 2025 | Sep 2025 | $6.49M | |
| Small Mouth Bass Solar Partners LLC | Overland Park, KS | Independent Power Producer | 1 | 3.8 GWh | Dec 2024 | - | ||
| Sun E N7 Holdings LLC | Overland Park, KS | Independent Power Producer | 1 | 2.2 GWh | Dec 2024 | - | ||
| TYR Energy, LLC | Overland Park, KS | - | - | - | Sep 2025 | $4.63M | $2.81M | |
| City Of Owatonna - (MN) | Owatonna, MN | Municipally-Owned Utility | 1 | 1.4 GWh | Dec 2025 | - | ||
| Big Rivers Electric Corp | Owensboro, KY | Cooperative | 5 | 2.7 TWh | May 2026 | Oct 2025 | $77.04M | $13.57M |
| City Of Oxnard - (Ca) | Oxnard, CA | Municipally-Owned Utility | 1 | 3.4 GWh | May 2026 | - | ||
| Ef Oxnard, LLC | Oxnard, CA | Independent Power Producer | 1 | 7.8 GWh | May 2026 | Oct 2025 | $1.51M | |
| Procter&Gamble Paper Products Co-Oxnard | Oxnard, CA | Industrial | 1 | 466.5 GWh | May 2026 | - | ||
| Santa Rosa Energy Center LLC | Pace, FL | Independent Power Producer | 1 | 1.3 TWh | May 2026 | Sep 2025 | $3.98M | |
| Paducah Power System | Paducah, KY | Municipally-Owned Utility | 1 | 158.0 GWh | Dec 2025 | - | ||
| City Of Painesville - (Oh) | Painesville, OH | Municipally-Owned Utility | 1 | 1.2 GWh | Dec 2025 | - | ||
| Georgia-Pacific Consr Ops LLC-Palatka | Palatka, FL | Industrial | 1 | 360.8 GWh | Dec 2025 | - | ||
| Loraine Windpower Project | Palm Beach Gardens, FL | Independent Power Producer | 1 | 333.4 GWh | Dec 2024 | - | ||
| Naturener Glacier Wind Energy 1 LLC | Palm Beach Gardens, FL | Independent Power Producer | 1 | 219.8 GWh | May 2026 | Dec 2023 | ||
| Naturener Glacier Wind Energy 2 LLC | Palm Beach Gardens, FL | Independent Power Producer | 1 | 220.8 GWh | May 2026 | Oct 2024 | ||
| Naturener Rim Rock Energy LLC | Palm Beach Gardens, FL | Independent Power Producer | 1 | 607.0 GWh | May 2026 | - | ||
| SUNE Beacon Site 2, LLC | Palm Beach Gardens, FL | Independent Power Producer | 1 | 120.6 GWh | May 2026 | Sep 2025 | $2.22M | |
| SUNE Beacon Site 5, LLC | Palm Beach Gardens, FL | Independent Power Producer | 1 | 95.5 GWh | May 2026 | Sep 2025 | $1.80M | |
| Desert Water Agency | Palm Springs, CA | Municipally-Owned Utility | 1 | 4.9 GWh | Dec 2025 | - | ||
| Palm Springs, City Of - (Ca) | Palm Springs, CA | Municipally-Owned Utility | 1 | 7.8 GWh | May 2026 | - | ||
| Palm Springs USD | Palm Springs, CA | Commercial | 1 | 1.3 GWh | Dec 2025 | - | ||
| Re Astoria 2 LLC | Palmdale, CA | Independent Power Producer | 1 | 190.8 GWh | May 2026 | Sep 2025 | $2.43M | |
| Re Astoria LLC | Palmdale, CA | Independent Power Producer | 1 | 201.2 GWh | May 2026 | Sep 2025 | $3.74M | |
| Re Barren Ridge 1, LLC | Palmdale, CA | Independent Power Producer | 1 | 172.5 GWh | Dec 2025 | Sep 2025 | $3.52M | |
| Matanuska Electric Assn Inc | Palmer, AK | Cooperative | 1 | 356.5 GWh | Dec 2025 | - | ||
| RW Miller Power LLC | PALO Pinto, TX | Independent Power Producer | 1 | 686.3 GWh | May 2026 | - | ||
| Sunstream Energy LLC | Paradise, PA | Commercial | 1 | 1.5 GWh | Dec 2025 | - | ||
| Paragould Municipal Utilities (Ar) | Paragould, AR | Municipally-Owned Utility | 4 | 3.7 GWh | Dec 2025 | - | ||
| City Of Paris - (Ky) | Paris, KY | Municipally-Owned Utility | 1 | 450.7 MWh | Dec 2025 | - | ||
| Paris Generation LP | Paris, TX | Independent Power Producer | 1 | 357.7 GWh | Dec 2025 | - | ||
| Tyson Nick Solar Project, LLC | Paris, TX | Independent Power Producer | 1 | 102.5 GWh | May 2026 | - | ||
| Middle Fork Irrigation DIST | Parkdale, OR | Municipally-Owned Utility | 1 | 21.4 GWh | Dec 2025 | - | ||
| Colorado River Indian IRR PROJ | Parker, AZ | Federally-Owned Utility | 1 | 43.1 GWh | Dec 2025 | - | ||
| California Institute-Technology | Pasadena, CA | Commercial | 1 | 65.6 GWh | May 2026 | - | ||
| City Of Pasadena - (Ca) | Pasadena, CA | Municipally-Owned Utility | 3 | 133.3 GWh | Dec 2025 | Sep 2025 | $1.59M | |
| Nicolis, LLC | Pasadena, CA | Independent Power Producer | - | - | Dec 2019 | Sep 2025 | $1.33M | |
| Tropico, LLC | Pasadena, CA | Independent Power Producer | - | - | Dec 2019 | Sep 2025 | $996.99k | |
| Channel Energy Center LLC | Pasadena, TX | Independent Power Producer | 1 | 5.0 TWh | May 2026 | - | ||
| Pasadena Cogeneration LP | Pasadena, TX | Independent Power Producer | 1 | 5.4 TWh | May 2026 | - | ||
| PCI Nitrogen LLC | Pasadena, TX | Industrial | 1 | 71.3 GWh | May 2026 | - | ||
| Paulsboro Refining Company - LLC | Paulsboro, NJ | Industrial | 1 | 380.6 GWh | May 2026 | Sep 2025 | $117.16k | |
| Strawberry Water Users Assn | Payson, UT | Investor-Owned Utility | 2 | 15.3 GWh | Dec 2024 | - | ||
| City Of Peabody - (Ma) | Peabody, MA | Municipally-Owned Utility | 1 | 5.5 GWh | Dec 2025 | - | ||
| Knouse Food Cooperative Inc | Peach Glen, PA | Industrial | 1 | 4.2 GWh | Dec 2025 | - | ||
| Huerfano River Wind, LLC | Peachtree City, GA | Independent Power Producer | 1 | 14.8 GWh | Dec 2025 | - | ||
| Pleasant Hill Wind Energy LLC | Peachtree City, GA | Independent Power Producer | 1 | 36.3 GWh | Dec 2025 | - | ||
| Ralls Wind Farm LLC | Peachtree City, GA | Independent Power Producer | 1 | 8.6 GWh | Dec 2025 | - | ||
| Pelican Utility | Pelican Utility DIST, AK | Municipally-Owned Utility | 1 | 1.9 GWh | Dec 2025 | - | ||
| City Of Pella - (Ia) | Pella, IA | Municipally-Owned Utility | 2 | 768.6 MWh | Dec 2025 | - | ||
| Pembroke Lakes Mall | Pembroke Pines, FL | Commercial | 1 | 1.2 GWh | Dec 2024 | - | ||
| Waste Management Inc | Pen Argyl, PA | Independent Power Producer | 4 | 33.7 GWh | Dec 2025 | - | ||
| Boltonville Hydro Associates | Penacook, NH | Independent Power Producer | 1 | 2.6 GWh | Dec 2025 | - | ||
| Briar-Hydro Associates | Penacook, NH | Independent Power Producer | 3 | 48.2 GWh | Dec 2025 | - | ||
| Dodge Falls Associates LP | Penacook, NH | Independent Power Producer | 1 | 24.2 GWh | Dec 2025 | - | ||
| Essex Hydro Associates LLC | Penacook, NH | Independent Power Producer | 1 | 10.2 GWh | Dec 2025 | - | ||
| Messalonskee Stream Hydro LLC | Penacook, NH | Independent Power Producer | 3 | 16.8 GWh | Dec 2025 | Aug 2014 | ||
| New Hampshire Hydro Associates | Penacook, NH | Independent Power Producer | 1 | 2.8 GWh | Dec 2025 | - |
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 | May 2026 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | May 2026 | Natural Gas : 97.1% Bituminous Coal : 2.9% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | May 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | May 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | May 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 31 TWh | Jul 1974 | May 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 15 TWh | Oct 1975 | May 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | May 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | May 2026 | Nuclear |
| Catawba | York, South Carolina | 18 TWh | May 1985 | May 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | May 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | May 2026 | Natural Gas : 68.9% Bituminous Coal : 30.9% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | May 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 19 TWh | Jul 1975 | May 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | May 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | May 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | May 2026 | Bituminous Coal : 99.6% |
| Grand Coulee | Grand Coulee, Washington | 18 TWh | Feb 1941 | May 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | May 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | May 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 18 TWh | Apr 1971 | May 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | May 2026 | Subbituminous Coal : 99.0% Natural Gas : 1.0% |
| Joseph M Farley | Columbia, Alabama | 15 TWh | Nov 1977 | May 2026 | Nuclear |
| Labadie | Labadie, Missouri | 15 TWh | May 1970 | May 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 18 TWh | Dec 1983 | May 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | May 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | May 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | May 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | May 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 | May 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | May 2026 | Nuclear |
| Oak Grove (TX) | Franklin, Texas | 12 TWh | Mar 2010 | May 2026 | Lignite Coal : 99.1% Natural Gas : 0.9% |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | May 2026 | Nuclear |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | May 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | May 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | May 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | May 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | May 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | May 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 17 TWh | Jun 1981 | May 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 21 TWh | Jul 1988 | May 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 15 TWh | Apr 1976 | May 2026 | Nuclear |
| Surry | Surry, Virginia | 12 TWh | Nov 1972 | May 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | May 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | May 2026 | Nuclear : 64.2% Natural Gas : 35.8% |
| Union Power Station | El Dorado, Arkansas | 12 TWh | Dec 2002 | May 2026 | Natural Gas |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | May 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 14 TWh | May 1958 | May 2026 | Subbituminous Coal : 81.6% Natural Gas : 18.4% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 20 TWh | Apr 1996 | May 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | May 2026 | Natural Gas |