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 |
|---|---|---|---|---|---|---|---|---|
| Northern California Power AGNY | Roseville, CA | Political Subdivision | 9 | 1.8 TWh | Jun 2026 | Oct 2025 | $10.98M | |
| Northern Indiana Public Service Company LLC | Merrillville, IN | - | - | - | Oct 2025 | $118.37M | $29.94M | |
| Northern States Power Co - Minnesota | Minneapolis, MN | Investor-Owned Utility | 67 | 39.8 TWh | Jun 2026 | Oct 2025 | $352.04M | $76.80M |
| Northwest Ohio Wind, LLC | Haviland, OH | Independent Power Producer | 1 | 323.1 GWh | Jun 2026 | Oct 2025 | $2.84M | |
| Northwestern Corporation | Helena, MT | - | - | - | Oct 2025 | $14.29M | $15.78M | |
| Northwestern Energy LLC - (MT) | Butte, MT | |Investor-Owned Utility | 29 | 3.9 TWh | Jun 2026 | Oct 2025 | $9.24M | $9.28M |
| NRG Business Marketing LLC | Princeton, NJ | - | - | - | Oct 2025 | $368.38M | $313.57M | |
| Nstar Electric Company | Westwood, MA | Investor-Owned Utility | 17 | 61.3 GWh | Jun 2026 | Oct 2025 | $27.02M | $57.43M |
| Ntherm,LLC | Tampa, FL | - | - | - | Oct 2025 | $324.37k | ||
| Number Three Wind LLC | Chicago, IL | - | - | - | Oct 2025 | $2.90M | ||
| O.H. Hutchings CT, LLC | Washington, DC | - | - | - | Oct 2025 | $328.81k | ||
| Oak Solar LLC | Stamford, CT | Independent Power Producer | 1 | 285.6 GWh | Jun 2026 | Oct 2025 | $3.41M | |
| Oak Trail Solar, LLC | Houston, TX | Independent Power Producer | - | - | - | Oct 2025 | $3.40M | |
| Oakland Power Company LLC | Irving, TX | - | - | - | Oct 2025 | $136.74k | ||
| Oasis ALTA, LLC | San Diego, CA | Independent Power Producer | - | - | - | Oct 2025 | $818.48k | |
| Oasis Power Partners, LLC | New York, NY | - | - | - | Oct 2025 | $3.53M | ||
| Occidental Power Services, Inc. | Houston, TX | - | - | - | Oct 2025 | $11.37M | ||
| Ocotillo Solar LLC | Newark, NJ | - | - | - | Oct 2025 | $830.42k | ||
| Ohio Power Co | Columbus, OH | 1 | - | Feb 2021 | Oct 2025 | $259.73k | $163.63M | |
| Ohio Power Partners, LLC | Middletown, OH | Independent Power Producer | 1 | 3.8 TWh | Jun 2026 | Oct 2025 | $23.60M | |
| Ohio Valley Electric Corp | Piketon, OH | Investor-Owned Utility | 1 | 5.6 TWh | Jun 2026 | Oct 2025 | $196.57M | $113.71M |
| Oklahoma Gas & Electric Co | Oklahoma City, OK | Investor-Owned Utility | 22 | 18.6 TWh | Jun 2026 | Oct 2025 | $116.11M | $18.97M |
| Old Dominion Electric Coop | Glen Allen, VA | Cooperative | 10 | 4.9 TWh | Jun 2026 | Oct 2025 | $437.30M | $58.66M |
| Old Gold Energy Center, LLC | Joice, IA | Independent Power Producer | 1 | 65.1 GWh | Dec 2025 | Oct 2025 | $121.04k | |
| Old Trail Wind Farm LLC | Ellsworth, IL | Independent Power Producer | 1 | 598.9 GWh | Jun 2026 | Oct 2025 | $2.77M | |
| Oliver Wind IV, LLC | Juno Beach, FL | Independent Power Producer | 1 | 875.6 GWh | Jun 2026 | Oct 2025 | $2.70M | |
| OLS Energy-Agnews Inc. | Dublin, CA | Independent Power Producer | 1 | 9.5 GWh | Dec 2025 | Oct 2025 | $0 | |
| Omaha Public Power District | Omaha, NE | Political Subdivision | 11 | 9.9 TWh | Jun 2026 | Oct 2025 | $83.73M | $25.12M |
| Omnis Pleasants, LLC | Santa Barbara, CA | Independent Power Producer | 1 | 1.2 TWh | Jun 2026 | Oct 2025 | $7.21M | |
| Oneta Power LLC | Broken Arrow, OK | Independent Power Producer | 1 | 4.8 TWh | Jun 2026 | Oct 2025 | $72.96M | |
| Ontelaunee Power Operating Company, LLC | Irving, TX | - | - | - | Oct 2025 | $39.87M | ||
| Orange And Rockland Utilities, Inc. | New York, NY | - | - | - | Oct 2025 | $6.03M | $1.59M | |
| Orangeville Energy Storage LLC | Chicago, IL | - | - | - | Oct 2025 | $706.93k | ||
| Oregon Clean Energy Center | Oregon, OH | Independent Power Producer | 1 | 6.3 TWh | Jun 2026 | Oct 2025 | $58.02M | |
| ORNI 34 LLC | Philadelphia, PA | - | - | - | Oct 2025 | $150.53k | ||
| Orrtanna Power, LLC | Chicago, IL | Independent Power Producer | 1 | 408.0 MWh | Dec 2025 | Oct 2025 | $220.70k | |
| OTAY Mesa Energy Center LLC | Dublin, CA | Independent Power Producer | 1 | 1.3 TWh | Jun 2026 | Oct 2025 | $16.15M | |
| Otter Tail Power Co | Fergus Falls, MN | Investor-Owned Utility | 21 | 6.5 TWh | Jun 2026 | Oct 2025 | $30.22M | $869.20k |
| Oxbow Creek Energy LLC | Omaha, NE | Independent Power Producer | 1 | 44.2 GWh | Dec 2025 | Oct 2025 | $1.09M | |
| Pacific Crest Power, LLC | New York, NY | - | - | - | Oct 2025 | $1.57M | ||
| Pacific Gas & Electric Co. | San Francisco, CA | Investor-Owned Utility | 88 | 34.4 TWh | Jun 2026 | Oct 2025 | $478.63M | $664.61M |
| Pacific Northwest Generating Coop | Clackamas, OR | Cooperative | 1 | 47.1 GWh | Dec 2025 | Oct 2025 | $58.29M | $1.52M |
| Pacific Wind Lessee, LLC | Phoenix, AZ | - | - | - | Oct 2025 | $11.90M | ||
| Pacificorp | Portland, OR | Investor-Owned Utility | 85 | 53.8 TWh | Jun 2026 | Oct 2025 | $81.18M | $2.41B |
| Painted Hills Wind Holdings, LLC | San Diego, CA | Independent Power Producer | - | - | Dec 2021 | Oct 2025 | $2.53M | |
| Palmco Power DC, LLC | Brooklyn, NY | - | - | - | Oct 2025 | $22.25k | ||
| Palmco Power De, LLC | Brooklyn, NY | - | - | - | Oct 2025 | $9.67k | ||
| Palmco Power MD, LLC | Brooklyn, NY | - | - | - | Oct 2025 | $34.28k | ||
| Palmco Power NJ, LLC | Brooklyn, NY | - | - | - | Oct 2025 | $55.88k | ||
| Palmco Power Pa, LLC | Brooklyn, NY | - | - | - | Oct 2025 | $41.25k | ||
| Panoche Energy Center, LLC | Needham, MA | Independent Power Producer | 1 | 686.8 GWh | Jun 2026 | Oct 2025 | $7.04M | |
| Panoche Valley Solar LLC | Menlo Park, CA | Independent Power Producer | - | - | - | Oct 2025 | $5.62M | |
| Panorama Wind, LLC | Dallas, TX | - | - | - | Oct 2025 | $2.90M | ||
| Panther Creek Power Operating, LLC | Nesquehoning, PA | Independent Power Producer | 1 | 469.1 GWh | Dec 2024 | Oct 2025 | $1.32M | |
| Park Power LLC | Brooklyn, NY | - | - | - | Oct 2025 | $310.51k | $783.07k | |
| Parkway Energy Storage LLC | Broomfield, CO | Independent Power Producer | 1 | -1.1 GWh | Dec 2025 | Oct 2025 | $392.62k | |
| Parkway Generation Keys Energy Center LLC | Brandywine, MD | Independent Power Producer | 1 | 4.8 TWh | Jun 2026 | Oct 2025 | $76.05M | |
| Parkway Generation Operating, LLC | Houston, TX | Independent Power Producer | 3 | 3.5 TWh | Jun 2026 | Oct 2025 | $252.23M | $91.29M |
| Parkway Generation Sewaren Urban Renewal Entity LLC | Sewaren, NJ | Independent Power Producer | 1 | 2.3 TWh | Jun 2026 | Oct 2025 | $18.64M | |
| Pastoria Energy Facility L.L.C. | Houston, TX | - | - | - | Oct 2025 | $29.49M | ||
| Patton Wind Farm, LLC | Pittsburgh, PA | - | - | - | Oct 2025 | $765.98k | ||
| Paulding Wind Farm II LLC | Houston, TX | Independent Power Producer | 1 | 336.8 GWh | Jun 2026 | Oct 2025 | $2.96M | |
| Paulding Wind Farm III LLC | Houston, TX | Independent Power Producer | 1 | 344.5 GWh | Jun 2026 | Oct 2025 | $2.92M | |
| Paulding Wind Farm IV LLC | Houston, TX | Independent Power Producer | 1 | 428.9 GWh | Jun 2026 | Oct 2025 | $3.92M | |
| Paxton Bess 1 LLC | Arlington, VA | Independent Power Producer | 1 | -50.0 MWh | Dec 2024 | Oct 2025 | $41.50k | |
| Pay Less Energy LLC | Brooklyn, NY | - | - | - | Oct 2025 | $167.27k | $172.78k | |
| PECO Energy Company | Philadelphia, PA | - | - | - | Oct 2025 | $39.45k | $247.55M | |
| PEI Power Corp | Archbald, PA | Independent Power Producer | 1 | 65.9 GWh | Jun 2026 | Oct 2025 | $325.13k | |
| Pelican Power LLC | Birmingham, AL | - | - | - | Oct 2025 | $69.54M | $63.26M | |
| Pennsylvania Grain Processing, LLC | Clearfield, PA | - | - | - | Oct 2025 | $529.34k | $559.28k | |
| Peregrine Energy Storage, LLC | San Diego, CA | Independent Power Producer | 1 | -22.2 GWh | Jun 2026 | Oct 2025 | $542.58k | |
| Performance Materials Na, Inc. | Plaquemine, LA | - | - | - | Oct 2025 | $21.77M | ||
| Philadelphia Authority For Industrial Development | Philadelphia, PA | Municipally-Owned Utility | 1 | 3.1 GWh | Dec 2025 | Oct 2025 | $98.02k | |
| Phillips 66 | Rodeo, CA | Industrial | 5 | 78.7 GWh | Jun 2026 | Oct 2025 | $5.58M | |
| Phillips 66 Energy Trading LLC | Houston, TX | - | - | - | Oct 2025 | $20.22M | $12.81M | |
| Pickaway County Solar Project, LLC | Richmond, VA | - | - | - | Oct 2025 | $1.98M | ||
| Pilot Hill Wind, LLC | Phoenix, AZ | - | - | - | Oct 2025 | $4.16M | ||
| Pine Bluff Energy LLC | Pine Bluff, AR | Independent Power Producer | 1 | 1.1 TWh | Jun 2026 | Oct 2025 | $34.87M | |
| Pinnacle Wind, LLC | Keyser, WV | Independent Power Producer | 1 | 202.0 GWh | Jun 2026 | Oct 2025 | $4.71M | |
| Pioneer Prairie Wind Farm I, LLC | Leroy, MN | Independent Power Producer | 1 | 898.6 GWh | Jun 2026 | Oct 2025 | $15.70M | |
| Pioneer Trail Wind Farm, LLC | Chicago, IL | - | - | - | Oct 2025 | $3.08M | ||
| Pivotgen | Phoenix, AZ | - | - | - | Oct 2025 | $2.22M | ||
| Pixelle Specialty Solution, LLC | Spring Grove, PA | Industrial | 2 | 665.5 GWh | Jun 2026 | Oct 2025 | $944.05k | |
| Placerita Ess, LLC | New York, NY | - | - | - | Oct 2025 | $4.15M | ||
| Plainfield Renewable Energy, LLC | Plainfield, CT | Independent Power Producer | 1 | 245.1 GWh | Dec 2025 | Oct 2025 | $7.96M | |
| Platte River Power Authority | Fort Collins, CO | Political Subdivision | 1 | 1.5 TWh | Jun 2026 | Oct 2025 | $14.62M | $7.49M |
| Platte Valley Energy Storage LLC | Brighton, CO | Independent Power Producer | 1 | -1.0 GWh | Dec 2025 | Oct 2025 | $396.23k | |
| Playa Solar 1, LLC | Phoenix, AZ | - | - | - | Oct 2025 | $2.72M | ||
| Playa Solar 2, LLC | Phoenix, AZ | - | - | - | Oct 2025 | $3.89M | ||
| Pleasant Hill Solar, LLC | Valhalla, NY | - | - | - | Oct 2025 | $473.91k | ||
| Pleasants Energy LLC | St Marys, WV | Independent Power Producer | 1 | 2.0 TWh | Jun 2026 | Oct 2025 | $17.95M | |
| Plumsted 537 LLC | Reno, NV | Independent Power Producer | 1 | -3.8 GWh | Jun 2026 | Oct 2025 | $1.91M | |
| PNY Bess LLC | Boston, MA | - | - | - | Oct 2025 | $400.66k | ||
| Poblano Energy Storage, LLC | Durham, NC | - | - | - | Oct 2025 | $3.48M | ||
| Polaris Power Services LLC | Brooklyn, NY | - | - | - | Oct 2025 | $1.23M | $2.07M | |
| Ponderosa Wind II, LLC | Juno Beach, FL | Independent Power Producer | 1 | 505.3 GWh | Jun 2026 | Oct 2025 | $819.44k | |
| Ponderosa Wind, LLC | Juno Beach, FL | Independent Power Producer | 1 | 1.0 TWh | Jun 2026 | Oct 2025 | $3.21M | |
| Port Townsend Paper Co | Port Townsend, WA | Industrial | 1 | 8.0 GWh | Dec 2025 | Oct 2025 | $670.41k | |
| Portland General Electric Co | Portland, OR | Investor-Owned Utility | 25 | 16.3 TWh | Jun 2026 | Oct 2025 | $68.97M | $51.44M |
| Portland Power, LLC | Chicago, IL | Independent Power Producer | 1 | 9.8 GWh | Dec 2025 | Oct 2025 | $2.53M |
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 |