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 2024Q4 Seller Transactions | FERC 2024Q4 Buyer Transactions |
|---|---|---|---|---|---|---|---|---|
| Oak Trail Solar, LLC | Houston, TX | Independent Power Producer | - | - | - | Apr 2025 | $1.53M | |
| Oasis ALTA, LLC | San Diego, CA | Independent Power Producer | - | - | - | Apr 2025 | $425.07k | |
| Oasis Power Partners, LLC | New York, NY | - | - | - | Apr 2025 | $1.93M | ||
| Occidental Power Services, Inc. | Houston, TX | - | - | - | Apr 2025 | $589.50k | ||
| Ocotillo Solar LLC | Newark, NJ | - | - | - | Apr 2025 | $683.54k | ||
| Ohio Power Co | Columbus, OH | 1 | - | Feb 2021 | Apr 2025 | $234.93k | $127.63M | |
| Ohio Power Partners, LLC | Middletown, OH | Independent Power Producer | 1 | 3.9 TWh | Mar 2025 | Apr 2025 | $33.26M | |
| Ohio Valley Electric Corp | Piketon, OH | Investor-Owned Utility | 1 | 5.5 TWh | Mar 2025 | Apr 2025 | $225.68M | $97.79M |
| Oklahoma Gas & Electric Co | Oklahoma City, OK | Investor-Owned Utility | 22 | 17.6 TWh | Mar 2025 | Apr 2025 | $111.63M | $10.22M |
| Old Dominion Electric Coop | Glen Allen, VA | Cooperative | 10 | 5.2 TWh | Mar 2025 | Apr 2025 | $351.09M | $51.63M |
| Old Gold Energy Center, LLC | Joice, IA | Independent Power Producer | 1 | 106.8 GWh | Dec 2023 | Apr 2025 | $209.91k | |
| Old Trail Wind Farm LLC | Ellsworth, IL | Independent Power Producer | 1 | 657.5 GWh | Mar 2025 | Apr 2025 | $3.93M | |
| Oliver Wind IV, LLC | Juno Beach, FL | Independent Power Producer | 1 | 248.3 GWh | Mar 2025 | Apr 2025 | $7.81k | |
| OLS Energy-Agnews Inc. | Dublin, CA | Independent Power Producer | 1 | 38.3 GWh | Dec 2023 | Apr 2025 | $0 | |
| Omaha Public Power District | Omaha, NE | Political Subdivision | 11 | 8.7 TWh | Mar 2025 | Apr 2025 | $69.27M | $36.55M |
| Omnis Pleasants, LLC | Santa Barbara, CA | Independent Power Producer | 1 | 710.6 GWh | Mar 2025 | Apr 2025 | $5.60M | |
| Ontelaunee Power Operating Company, LLC | Irving, TX | - | - | - | Apr 2025 | $31.12M | ||
| Orange And Rockland Utilities, Inc. | New York, NY | - | - | - | Apr 2025 | $5.46M | $1.93M | |
| Orangeville Energy Storage LLC | Chicago, IL | - | - | - | Apr 2025 | $311.08k | ||
| Orlando Utilities COMM | Orlando, FL | Municipally-Owned Utility | 5 | 5.9 TWh | Mar 2025 | Apr 2025 | $12.13M | |
| Orrtanna Power, LLC | Chicago, IL | Independent Power Producer | 1 | -31.2 MWh | Dec 2023 | Apr 2025 | $94.30k | |
| OTAY Mesa Energy Center LLC | Dublin, CA | Independent Power Producer | 1 | 2.2 TWh | Mar 2025 | Apr 2025 | $27.51M | |
| Otter Tail Power Co | Fergus Falls, MN | Investor-Owned Utility | 19 | 6.2 TWh | Mar 2025 | Apr 2025 | $22.13M | $1.09M |
| Oxbow Creek Energy LLC | Omaha, NE | Independent Power Producer | 1 | 67.2 GWh | Dec 2023 | Apr 2025 | $500.75k | |
| Pacific Crest Power, LLC | New York, NY | - | - | - | Apr 2025 | $951.38k | ||
| Pacific Gas & Electric Co. | San Francisco, CA | Investor-Owned Utility | 89 | 35.1 TWh | Mar 2025 | Apr 2025 | $723.40M | $446.75M |
| Pacific Northwest Generating Coop | Clackamas, OR | Cooperative | 1 | 45.6 GWh | Dec 2023 | Apr 2025 | $66.05M | $571.85k |
| Pacific Wind Lessee, LLC | Phoenix, AZ | - | - | - | Apr 2025 | $6.81M | ||
| Pacificorp | Portland, OR | Investor-Owned Utility | 84 | 49.9 TWh | Mar 2025 | Apr 2025 | $81.27M | $1.27B |
| Painted Hills Wind Holdings, LLC | San Diego, CA | Independent Power Producer | - | - | Dec 2021 | Apr 2025 | $1.14M | |
| Palmco Power De, LLC | Brooklyn, NY | - | - | - | Apr 2025 | $5.36k | ||
| Palmco Power Il, LLC | Brooklyn, NY | - | - | - | Apr 2025 | $32.66k | ||
| Palmco Power MD, LLC | Brooklyn, NY | - | - | - | Apr 2025 | $12.37k | ||
| Palmco Power NJ, LLC | Brooklyn, NY | - | - | - | Apr 2025 | $11.61k | ||
| Palmco Power Pa, LLC | Brooklyn, NY | - | - | - | Apr 2025 | $10.66k | ||
| Palmer's Creek Wind Farm, LLC | Granite Falls, MN | Independent Power Producer | 1 | 146.8 GWh | Mar 2025 | Apr 2025 | $715.89k | |
| Panoche Energy Center, LLC | Needham, MA | Independent Power Producer | 1 | 1.3 TWh | Mar 2025 | Apr 2025 | $17.90M | |
| Panoche Valley Solar LLC | Menlo Park, CA | Independent Power Producer | - | - | - | Apr 2025 | $3.03M | |
| Park Power LLC | Brooklyn, NY | - | - | - | Apr 2025 | $298.09k | $631.66k | |
| Parkway Energy Storage LLC | Framingham, MA | - | - | - | Apr 2025 | $392.62k | ||
| Parkway Generation Keys Energy Center LLC | Birmingham, AL | - | - | - | Apr 2025 | $61.16M | ||
| Parkway Generation Operating LLC | Birmingham, AL | - | - | - | Apr 2025 | $160.90M | $81.52M | |
| Parkway Generation Sewaren Urban Renewal Entity LLC | Birmingham, AL | - | - | - | Apr 2025 | $24.69M | ||
| Pastoria Energy Facility L.L.C. | Houston, TX | - | - | - | Apr 2025 | $55.58M | ||
| Patton Wind Farm, LLC | Pittsburgh, PA | - | - | - | Apr 2025 | $826.28k | ||
| Paulding Wind Farm II LLC | Houston, TX | Independent Power Producer | 1 | 357.5 GWh | Mar 2025 | Apr 2025 | $613.19k | |
| Paulding Wind Farm III LLC | Houston, TX | Independent Power Producer | 1 | 352.9 GWh | Mar 2025 | Apr 2025 | $2.20M | |
| Paulding Wind Farm IV LLC | Houston, TX | Independent Power Producer | 1 | 448.6 GWh | Mar 2025 | Apr 2025 | $2.89M | |
| Pay Less Energy LLC | Brooklyn, NY | - | - | - | Apr 2025 | $21.15k | ||
| Pe Hydro Generation, LLC | Bethesda, MD | Independent Power Producer | - | - | Dec 2020 | Apr 2025 | $531.30k | |
| PECO Energy Company | Philadelphia, PA | - | - | - | Apr 2025 | $36.39k | $229.66M | |
| PEI Power Corp | Archbald, PA | Independent Power Producer | 1 | 103.4 GWh | Mar 2025 | Apr 2025 | $174.21k | |
| PEI Power II, LLC | Archbald, PA | - | - | - | Apr 2025 | $828.79k | ||
| Pelican Power LLC | Birmingham, AL | - | - | - | Apr 2025 | $6.10M | $6.08M | |
| Pennsylvania Grain Processing, LLC | Clearfield, PA | - | - | - | Apr 2025 | $457.35k | $508.62k | |
| Performance Materials Na, Inc. | Plaquemine, LA | - | - | - | Apr 2025 | $17.72M | ||
| Philadelphia Authority For Industrial Development | Philadelphia, PA | Municipally-Owned Utility | 1 | 1.3 GWh | Dec 2023 | Apr 2025 | $108.68k | |
| Phillips 66 | Rodeo, CA | Industrial | 5 | 186.4 GWh | Mar 2025 | Apr 2025 | $6.46M | |
| Phillips 66 Energy Trading LLC | Houston, TX | - | - | - | Apr 2025 | $33.18M | $22.75M | |
| Pickaway County Solar Project, LLC | Richmond, VA | - | - | - | Apr 2025 | $286.45k | ||
| Pilot Hill Wind, LLC | Phoenix, AZ | - | - | - | Apr 2025 | $3.35M | ||
| Pine Bluff Energy LLC | Pine Bluff, AR | Independent Power Producer | 1 | 1.2 TWh | Mar 2025 | Apr 2025 | $31.74M | |
| Pinnacle Wind, LLC | Keyser, WV | Independent Power Producer | 1 | 215.2 GWh | Mar 2025 | Apr 2025 | $5.56M | |
| Pioneer Prairie Wind Farm I, LLC | Leroy, MN | Independent Power Producer | 1 | 1.0 TWh | Mar 2025 | Apr 2025 | $15.98M | |
| Pioneer Trail Wind Farm, LLC | Austin, TX | - | - | - | Apr 2025 | $4.20M | ||
| Pivotgen | San Diego, CA | - | - | - | Apr 2025 | $2.63M | ||
| Pixelle Specialty Solution, LLC | Spring Grove, PA | Industrial | 3 | 771.8 GWh | Mar 2025 | Apr 2025 | $488.72k | |
| Placerita Ess, LLC | New York, NY | - | - | - | Apr 2025 | $490.84k | ||
| Plainfield Renewable Energy, LLC | Plainfield, CT | Independent Power Producer | 1 | 233.8 GWh | Dec 2023 | Apr 2025 | $201.16k | |
| Platte River Power Authority | Fort Collins, CO | Political Subdivision | 1 | 1.5 TWh | Mar 2025 | Apr 2025 | $15.02M | $8.01M |
| Platte Valley Energy Storage LLC | Framingham, MA | - | - | - | Apr 2025 | $396.23k | ||
| Playa Solar 1, LLC | Phoenix, AZ | - | - | - | Apr 2025 | $1.45M | ||
| Playa Solar 2, LLC | Phoenix, AZ | - | - | - | Apr 2025 | $2.03M | ||
| Pleasant Hill Solar, LLC | Valhalla, NY | - | - | - | Apr 2025 | $32.73k | ||
| Pleasants Energy LLC | St Marys, WV | Independent Power Producer | 1 | 2.1 TWh | Mar 2025 | Apr 2025 | $21.29M | |
| Plumsted 537 LLC | Philadelphia, PA | Independent Power Producer | 1 | -4.0 GWh | Mar 2025 | Apr 2025 | $960.68k | |
| PNY Bess LLC | Boston, MA | - | - | - | Apr 2025 | $696.03k | ||
| Polaris Power Services LLC | Brooklyn, NY | - | - | - | Apr 2025 | $142.32k | $217.37k | |
| Ponderosa Wind II, LLC | Juno Beach, FL | Independent Power Producer | 1 | 148.1 GWh | Mar 2025 | Apr 2025 | $37.23k | |
| Ponderosa Wind, LLC | Juno Beach, FL | Independent Power Producer | 1 | 1.0 TWh | Mar 2025 | Apr 2025 | $3.19M | |
| Port Townsend Paper Co | Port Townsend, WA | Industrial | 1 | 35.3 GWh | Dec 2023 | Apr 2025 | $1.07M | |
| Portland General Electric Co | Portland, OR | Investor-Owned Utility | 24 | 15.8 TWh | Mar 2025 | Apr 2025 | $77.34M | $57.12M |
| Portland Power, LLC | Chicago, IL | Independent Power Producer | 1 | -210.8 MWh | Dec 2023 | Apr 2025 | $823.18k | |
| Potomac Electric Power Company | Newark, DE | - | - | - | Apr 2025 | $234.53k | $204.77M | |
| Power Authority Of The State Of New York | White Plains, NY | - | - | - | Apr 2025 | $184.19M | ||
| Power Up Energy, LLC | Birmingham, AL | - | - | - | Apr 2025 | $2.05k | ||
| Powerex Corp. | Vancouver, BC | - | - | - | Apr 2025 | $68.91M | $41.82M | |
| Powersouth Energy Cooperative | Andalusia, AL | Cooperative | 6 | 5.9 TWh | Mar 2025 | Apr 2025 | $9.88M | $15.88M |
| Powervine Energy, LLC | Houston, TX | - | - | - | Apr 2025 | $583.53k | $754.35k | |
| PPL Electric Utilities Corporation | Washington, DC | - | - | - | Apr 2025 | $301.01k | $134.48M | |
| Prairie Breeze Wind Energy II LLC | Chicago, IL | - | - | - | Apr 2025 | $1.88M | ||
| Prairie Breeze Wind Energy III LLC | Chicago, IL | - | - | - | Apr 2025 | $1.09M | ||
| Prairie Power, Inc | Springfield, IL | Cooperative | 3 | 26.2 GWh | Dec 2023 | Apr 2025 | $8.32M | |
| Prairie Wolf Solar, LLC | Bloomington, MN | - | - | - | Apr 2025 | $2.00M | ||
| Prescott Wind Energy LLC | Winterset, IA | Independent Power Producer | 1 | 97.5 GWh | Mar 2025 | Apr 2025 | $1.70M | |
| Prineville Solar Energy LLC | Chicago, IL | - | - | - | Apr 2025 | $224.36k | ||
| Prosperity Wind, LLC | 1 | 111.8 GWh | Mar 2025 | Apr 2025 | ||||
| PSEG Energy Resources & Trade LLC | Newark, NJ | - | - | - | Apr 2025 | $235.31M | $295.00M | |
| Public Service Company Of Colorado | Denver, CO | - | - | - | Apr 2025 | $91.29M | $144.87M | |
| Public Service Company Of New Hampshire | Berlin, CT | - | - | - | Apr 2025 | $2.95M | $45.25M |
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 | Mar 2025 | Nuclear |
| Barry | Bucks, Alabama | 14 TWh | Jan 1954 | Mar 2025 | Natural Gas : 93.9% Bituminous Coal : 6.1% |
| Beaver Valley | Shippingport, Pennsylvania | 14 TWh | Aug 1976 | Mar 2025 | Nuclear |
| Braidwood Generation Station | Braceville, Illinois | 19 TWh | Jun 1988 | Mar 2025 | Nuclear |
| Browns Ferry | Decatur, Alabama | 29 TWh | Jul 1974 | Mar 2025 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 16 TWh | Oct 1975 | Mar 2025 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Mar 2025 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Mar 2025 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | Mar 2025 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Mar 2025 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Mar 2025 | Natural Gas : 79.9% Bituminous Coal : 20.0% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | Mar 2025 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Mar 2025 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Mar 2025 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Mar 2025 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 12 TWh | Sep 1974 | Mar 2025 | Bituminous Coal : 99.5% Distillate Fuel Oil : 0.5% |
| Grand Coulee | Grand Coulee, Washington | 16 TWh | Feb 1941 | Mar 2025 | Water |
| Grand Gulf | Port Gibson, Mississippi | 11 TWh | Jun 1985 | Mar 2025 | Nuclear |
| Greensville County Power Station | Emporia, Virginia | 11 TWh | Nov 2018 | Mar 2025 | Natural Gas |
| Guernsey Power Station | Byesville, Ohio | 11 TWh | Jan 2023 | Mar 2025 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Mar 2025 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Mar 2025 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 18 TWh | Apr 1971 | Mar 2025 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Mar 2025 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| Joseph M Farley | Columbia, Alabama | 15 TWh | Nov 1977 | Mar 2025 | Nuclear |
| Labadie | Labadie, Missouri | 15 TWh | May 1970 | Mar 2025 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 20 TWh | Dec 1983 | Mar 2025 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Mar 2025 | Nuclear |
| McGuire | Huntersville, North Carolina | 20 TWh | Aug 1981 | Mar 2025 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Mar 2025 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 15 TWh | Oct 1969 | Mar 2025 | Subbituminous Coal : 74.6% Bituminous Coal : 15.7% Petroleum Coke : 9.6% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Mar 2025 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Mar 2025 | Nuclear |
| Oak Grove (TX) | Franklin, Texas | 12 TWh | Mar 2010 | Mar 2025 | Lignite Coal : 97.8% Natural Gas : 2.2% |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Mar 2025 | Nuclear |
| Palo Verde | Wintersburg, Arizona | 32 TWh | Dec 1985 | Mar 2025 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Mar 2025 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 11 TWh | May 2012 | Mar 2025 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Mar 2025 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Mar 2025 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 15 TWh | Dec 1960 | Mar 2025 | Water |
| South Texas Project | Wadsworth, Texas | 20 TWh | Jul 1988 | Mar 2025 | Nuclear |
| St Lucie | Jensen Beach, Florida | 15 TWh | Apr 1976 | Mar 2025 | Nuclear |
| Surry | Surry, Virginia | 13 TWh | Nov 1972 | Mar 2025 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 20 TWh | May 1983 | Mar 2025 | Nuclear |
| Turkey Point | Homestead, Florida | 21 TWh | Mar 1967 | Mar 2025 | Nuclear : 65.4% Natural Gas : 34.6% |
| Vogtle | Waynesboro, Georgia | 35 TWh | Apr 1987 | Mar 2025 | Nuclear |
| W A Parish | Thompsons, Texas | 14 TWh | May 1958 | Mar 2025 | Subbituminous Coal : 82.1% Natural Gas : 17.9% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 17 TWh | Apr 1996 | Mar 2025 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 19 TWh | Jul 2009 | Mar 2025 | Natural Gas : 99.9% |