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 |
|---|---|---|---|---|---|---|---|---|
| NSF Torrey Site 2, LLC | Juno Beach, FL | Independent Power Producer | 1 | 8.8 GWh | Dec 2025 | - | ||
| NSF Torrey Site 3, LLC | Juno Beach, FL | Independent Power Producer | 1 | 8.8 GWh | Dec 2025 | - | ||
| KSI II Consolidated, LLC | Cambridge, MA | Independent Power Producer | 9 | 47.0 GWh | Dec 2025 | - | ||
| NTUA Generation - Utah, LLC | Independent Power Producer | 1 | 204.9 GWh | Jun 2026 | - | |||
| Nugen Capital Management | Providence, RI | Independent Power Producer | 16 | 72.1 GWh | Dec 2025 | - | ||
| Nutmeg Solar LLC | Juno Beach, FL | Independent Power Producer | 1 | 36.2 GWh | Dec 2025 | Sep 2025 | $968.84k | |
| Ogburn Solar, LLC | Jersey City, NJ | Independent Power Producer | 1 | 4.5 GWh | Dec 2025 | - | ||
| NWP Indian Mesa Wind Farm LP | Juno Beach, FL | Independent Power Producer | 1 | 194.2 GWh | Dec 2025 | - | ||
| Ny 24 Sherman LLC | Huntersville, NC | Independent Power Producer | 1 | 4.6 GWh | Dec 2025 | - | ||
| Ny 5 King LLC | Huntersville, NC | Independent Power Producer | 1 | 5.0 GWh | Dec 2025 | - | ||
| Ny CDG 010 LLC | Albany, NY | Independent Power Producer | 1 | 655.0 MWh | Oct 2025 | - | ||
| Ny CDG Genesee 4 LLC | Houston, TX | Independent Power Producer | 1 | 6.2 GWh | Dec 2025 | - | ||
| Ny CDG Montgomery 1 LLC | Houston, TX | Independent Power Producer | 1 | 4.7 GWh | Dec 2025 | - | ||
| Ny CDG Ontario 2, LLC | Houston, TX | Independent Power Producer | 1 | 4.5 GWh | Dec 2025 | - | ||
| Ny- CSG- Johnstown 2 | Gloversville, NY | Independent Power Producer | 1 | 2.0 GWh | Dec 2025 | - | ||
| Ny- CSG- Livingston 4 | New York, NY | Independent Power Producer | 1 | 2.0 GWh | Dec 2025 | - | ||
| Ny Thompson III, LLC | Westport, CT | Independent Power Producer | 1 | 5.0 GWh | Dec 2025 | - | ||
| Ny USLE Albion Long Bridge A LLC | Arlington, VA | Independent Power Producer | 1 | 7.7 GWh | Dec 2025 | - | ||
| Orange Grove | Boston, MA | Independent Power Producer | 1 | 328.7 GWh | Jun 2026 | - | ||
| Oneenergy, Inc. | Seattle, WA | Independent Power Producer | 22 | 4.2 GWh | Dec 2025 | - | ||
| Oneida DG Solar, LLC | Juno Beach, FL | Independent Power Producer | - | 5.1 GWh | Dec 2024 | - | ||
| Oneta Power LLC | Broken Arrow, OK | Independent Power Producer | 1 | 4.8 TWh | Jun 2026 | Oct 2025 | $71.67M | |
| Onsite Partners, LLC | Columbus, OH | Independent Power Producer | 45 | 152.1 GWh | Jun 2026 | - | ||
| Ontelaunee Energy Center | Reading, PA | Independent Power Producer | 1 | 4.0 TWh | Jun 2026 | - | ||
| Onward Energy | New York, NY | Independent Power Producer | 41 | 6.6 TWh | Jun 2026 | - | ||
| Onyx Asset Services Group | New York, NY | Independent Power Producer | 41 | 84.4 GWh | Dec 2025 | - | ||
| Open Mountain Energy LLC. | LEHI, UT | Independent Power Producer | 1 | 18.7 GWh | Dec 2025 | - | ||
| Oppidum Renewables USA, LLC | Pittsburgh, PA | Independent Power Producer | 18 | 128.4 GWh | Dec 2025 | - | ||
| Or Solar 2, LLC | Jersey City, NJ | Independent Power Producer | 1 | 20.8 GWh | Dec 2025 | - | ||
| KODA Energy LLC | Shakopee, MN | Independent Power Producer | 1 | 57.4 GWh | Dec 2025 | Sep 2025 | $96.68k | |
| One Ten Partners, LLC | LOS Angeles, CA | Independent Power Producer | 1 | 5.8 GWh | Dec 2025 | - | ||
| Orange Grove Energy LP | Schaumburg, IL | Independent Power Producer | 1 | 9.8 GWh | Dec 2025 | Sep 2025 | $3.47M | |
| Orcal Geothermal, Inc | Reno, NV | Independent Power Producer | 2 | 715.2 GWh | Dec 2025 | - | ||
| Orchard Ranch Solar, LLC | Miami, FL | Independent Power Producer | 1 | 52.1 GWh | Jun 2026 | - | ||
| Orchard Windfarm, LLC | New York, NY | Independent Power Producer | 4 | 78.4 GWh | Dec 2025 | - | ||
| Oregon Clean Energy Center | Oregon, OH | Independent Power Producer | 1 | 6.3 TWh | Jun 2026 | Oct 2025 | $58.02M | |
| Oregon Environmental Industries LLC | Medford, OR | Independent Power Producer | 1 | 18.0 GWh | Dec 2025 | - | ||
| Organic Energy Solutions, Inc. | San Bernardino, CA | Independent Power Producer | 1 | 4.9 GWh | Dec 2024 | - | ||
| Oriana Solar LLC | Boston, MA | Independent Power Producer | 1 | 315.7 GWh | Jun 2026 | - | ||
| Origin Wind Energy LLC | Hennepin, OK | Independent Power Producer | 1 | 295.7 GWh | Dec 2025 | Sep 2025 | $3.17M | |
| Origis Energy USA, Inc | Miami, FL | Independent Power Producer | 21 | 2.0 TWh | Jun 2026 | - | ||
| Orion Community Solar | Scottsdale, AZ | Independent Power Producer | 1 | 4.6 GWh | Dec 2025 | - | ||
| Oleander Holdings LLC | Juno Beach, FL | Independent Power Producer | 1 | 598.3 GWh | Dec 2025 | - | ||
| Ogden Projects Inc-Haverhill | Morristown, NJ | Independent Power Producer | 1 | 314.3 GWh | Jun 2026 | - | ||
| Ohio Power Partners, LLC | Middletown, OH | Independent Power Producer | 1 | 3.8 TWh | Jun 2026 | Oct 2025 | $23.60M | |
| KP Ontario VIneyard O.P. Surgicenter B Solar LLC | Ontario, CA | Independent Power Producer | 1 | 2.7 GWh | Dec 2025 | - | ||
| Koyle Hydro Inc | Gooding, ID | Independent Power Producer | 1 | 2.4 GWh | Oct 2025 | - | ||
| Old 300 Solar Center, LLC | Austin, TX | Independent Power Producer | 1 | 986.4 GWh | Jun 2026 | - | ||
| Old Court RD Solar, LLC | Arlington, VA | Independent Power Producer | - | 3.4 GWh | Dec 2025 | - | ||
| Old Frontier Solar III PV, LLC | Boston, MA | Independent Power Producer | 1 | 4.0 GWh | Dec 2025 | - | ||
| Old Gold Energy Center, LLC | Joice, IA | Independent Power Producer | 1 | 65.1 GWh | Dec 2025 | Jul 2025 | $121.04k | |
| Old Mill Solar | Juno Beach, FL | Independent Power Producer | 1 | 7.4 GWh | Dec 2025 | - | ||
| Old Settler Wind, LLC | Houston, TX | Independent Power Producer | 1 | 614.3 GWh | Jun 2026 | - | ||
| Old Trail Wind Farm LLC | Ellsworth, IL | Independent Power Producer | 1 | 598.9 GWh | Jun 2026 | Jul 2025 | $2.77M | |
| NSF Enfield Site 1, LLC | Juno Beach, FL | Independent Power Producer | 1 | 7.3 GWh | Dec 2025 | - | ||
| Kossuth County Wind, LLC | Juno Beach, FL | Independent Power Producer | 1 | 298.1 GWh | Jun 2026 | Sep 2025 | $2.10M | |
| Olinda Trail Solar LLC | Princeton, NJ | Independent Power Producer | 1 | 2.0 GWh | Dec 2025 | - | ||
| Oliver Wind III, LLC | Juno Beach, FL | Independent Power Producer | 1 | 399.8 GWh | Jun 2026 | Sep 2025 | $2.15M | |
| Oliver Wind IV, LLC | Juno Beach, FL | Independent Power Producer | 1 | 875.6 GWh | Jun 2026 | Oct 2025 | $2.70M | |
| Olmstead Solar II, LLC | San Francisco, CA | Independent Power Producer | 1 | 4.7 GWh | Dec 2025 | - | ||
| Kootenai Renewable Energy LLC | Bend, OR | Independent Power Producer | 1 | 23.5 GWh | Dec 2025 | - | ||
| Olney Solar II, LLC | Boston, MA | Independent Power Producer | 1 | 4.5 GWh | Dec 2025 | - | ||
| OLS Energy-Agnews Inc. | Dublin, CA | Independent Power Producer | 1 | 9.5 GWh | Dec 2025 | Jul 2025 | $0 | |
| Olsen Power Partners | Annapolis, MD | Independent Power Producer | 1 | 16.6 GWh | Dec 2025 | - | ||
| Omnis Pleasants, LLC | Santa Barbara, CA | Independent Power Producer | 1 | 1.2 TWh | Jun 2026 | Oct 2025 | $7.21M | |
| North Fork Solar Project, LLC | Austin, TX | Independent Power Producer | 1 | 351.7 GWh | Jun 2026 | Sep 2025 | $3.06M | |
| Nobles 2 Power Partners, LLC | Omaha, NE | Independent Power Producer | 1 | 1.0 TWh | Jun 2026 | Jun 2025 | $4.77M | |
| LA3 West Baton Rouge, L.L.C. | Scottsdale, AZ | Independent Power Producer | - | - | - | Sep 2025 | $1.70M | |
| Norridgewock River Road Solar, LLC | Jersey City, NJ | Independent Power Producer | 1 | 8.4 GWh | Dec 2025 | - | ||
| North 301 Solar, LLC | New York, NY | Independent Power Producer | 1 | 43.1 GWh | Jun 2026 | - | ||
| North American Biofuels, LLC | Carmel, IN | Independent Power Producer | 2 | 10.0 GWh | Jun 2026 | - | ||
| North American Central - LLC | Carmel, IN | Independent Power Producer | 1 | 13.9 GWh | Dec 2025 | - | ||
| North American Energy Services | North Tonawanda, NY | Independent Power Producer | 1 | 404.3 GWh | Dec 2025 | - | ||
| North American -- Erie, LLC | ANN Arbor, MI | Independent Power Producer | 1 | 10.0 GWh | Dec 2025 | - | ||
| North American Natural Res | Carmel, IN | Independent Power Producer | 4 | 49.7 GWh | Dec 2025 | - | ||
| North Bend Wind Project, LLC | Houston, TX | Independent Power Producer | 1 | 920.2 GWh | Jun 2026 | Jun 2025 | $5.89M | |
| North Central Valley Energy Storage, LLC | Juno Beach, FL | Independent Power Producer | 1 | -22.2 GWh | Jun 2026 | Sep 2025 | $4.91M | |
| NJR Clean Energy Ventures Corporation | Wall, NJ | Independent Power Producer | 72 | 465.7 GWh | Dec 2025 | - | ||
| North Gooding Main Hydro LLC | Ivins, UT | Independent Power Producer | 1 | 3.7 GWh | Oct 2025 | - | ||
| North Haven Solar One, LLC | Hartford, CT | Independent Power Producer | 1 | 3.0 GWh | Dec 2025 | - | ||
| North Kingstown Solar LLC | Framingham, MA | Independent Power Producer | 1 | 3.4 GWh | Dec 2024 | - | ||
| North Narragansett Avenue Solar Project 2022, LLC | Schenectady, NY | Independent Power Producer | 1 | 1.1 GWh | Dec 2025 | - | ||
| North Rosamond Solar LLC | San Francisco, CA | Independent Power Producer | 1 | 404.9 GWh | Jun 2026 | Sep 2025 | $5.66M | |
| North Side Energy Company | Jerome, ID | Independent Power Producer | 3 | 44.1 GWh | Oct 2025 | - | ||
| North Sky River Energy LLC | Juno Beach, FL | Independent Power Producer | 1 | 389.0 GWh | Dec 2025 | Sep 2025 | $9.90M | |
| La Casa Wind, LLC | Juno Beach, FL | Independent Power Producer | 1 | 352.0 GWh | Jun 2026 | - | ||
| North Star Solar PV LLC | New York, NY | Independent Power Producer | 1 | 195.6 GWh | Jun 2026 | Sep 2025 | $11.25M | |
| North Valley | Reno, NV | Independent Power Producer | 1 | 200.2 GWh | Jun 2026 | - | ||
| Northbrook Carolina Hydro II, LLC | Scottsdale, AZ | Independent Power Producer | 3 | 15.5 GWh | Dec 2025 | - | ||
| NGP Blue Mountain I LLC | Winnemucca, NV | Independent Power Producer | 1 | 189.1 GWh | Dec 2025 | Sep 2025 | $3.15M | |
| Little Bear Solar 5, LLC (Longroad) | Boston, MA | Independent Power Producer | 1 | 122.5 GWh | Jun 2026 | - | ||
| Nextera Wolf Ridge LLC | Juno Beach, FL | Independent Power Producer | 1 | 385.5 GWh | Dec 2025 | - | ||
| Nexteraenergy | Juno Beach, FL | Independent Power Producer | 1 | 204.1 GWh | Jun 2026 | Feb 2014 | ||
| Nextgrid Bitterbush, LLC | San Francisco, CA | Independent Power Producer | 1 | 6.4 GWh | Dec 2025 | - | ||
| Nextgrid Cliffrose, LLC | San Francisco, CA | Independent Power Producer | 1 | 2.8 GWh | Dec 2025 | - | ||
| Nextgrid Corkwood, LLC | San Francisco, CA | Independent Power Producer | 1 | 6.0 GWh | Dec 2025 | - | ||
| Nextgrid Mangrove, LLC | San Francisco, CA | Independent Power Producer | 1 | 6.5 GWh | Dec 2025 | - | ||
| Nextgrid Mastic, LLC | San Francisco, CA | Independent Power Producer | 1 | 5.0 GWh | Dec 2025 | - | ||
| Nextgrid Peppertree, LLC | San Francisco, CA | Independent Power Producer | 1 | 7.0 GWh | Dec 2025 | - | ||
| NFI Solar LLC | Camden, NJ | Independent Power Producer | 3 | 6.3 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 | 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 |