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 |
|---|---|---|---|---|---|---|---|---|
| Ptarmigan Res & ENGY Inc | Aspen, CO | Independent Power Producer | 1 | 19.1 GWh | Dec 2024 | - | ||
| Public Service Co Of Colorado | Denver, CO | Investor-Owned Utility | 29 | 27.6 TWh | Sep 2025 | - | ||
| Public Service Co Of NM | Albuquerque, NM | Investor-Owned Utility | 12 | 5.1 TWh | Sep 2025 | Jun 2017 | ||
| Public Service Co Of Oklahoma | Tulsa, OK | Investor-Owned Utility | 10 | 9.9 TWh | Sep 2025 | - | ||
| Public Service Company Of Colorado | Denver, CO | - | - | - | Oct 2025 | $57.63M | $146.80M | |
| Public Service Company Of New Hampshire | Berlin, CT | - | - | - | Oct 2025 | $3.58M | $27.80M | |
| Public Service Company Of New Mexico | Albuquerque, NM | - | - | - | Oct 2025 | $14.40M | $53.41M | |
| Public Service Company Of Oklahoma | Columbus, OH | - | - | - | Oct 2025 | $118.17k | $44.34M | |
| Public Service ELEC & Gas Co | Newark, NJ | Investor-Owned Utility | 18 | 118.8 GWh | Dec 2024 | - | ||
| Public Service Electric And Gas Company | Newark, NJ | - | - | - | Oct 2025 | $3.24M | $508.43M | |
| Puckett Solar, LLC | Delray Beach, FL | - | - | - | Sep 2025 | $359.86k | ||
| Pud No 1 Of Chelan County | Wenatchee, WA | Political Subdivision | 4 | 7.9 TWh | Sep 2025 | Oct 2025 | $136.95M | $29.82M |
| Pud No 1 Of Clark County - (Wa) | Vancouver, WA | Political Subdivision | 1 | 1.6 TWh | Sep 2025 | Oct 2025 | $18.31M | |
| Pud No 1 Of Douglas County | East Wenatchee, WA | Political Subdivision | 1 | 3.8 TWh | Sep 2025 | Sep 2025 | $1.61M | |
| Pud No 1 Of Lewis County | Chehalis, WA | Political Subdivision | 1 | 220.3 GWh | Dec 2024 | Sep 2025 | $99.57k | |
| Pud No 1 Of Pend Oreille County | Newport, WA | Political Subdivision | 3 | 498.5 GWh | Dec 2024 | Oct 2025 | $2.77M | |
| Pud No 1 Of Snohomish County | Everett, WA | Political Subdivision | 8 | 481.5 GWh | Feb 2025 | Sep 2025 | $12.52M | |
| Pud No 2 Of Grant County | Ephrata, WA | Political Subdivision | 5 | 8.8 TWh | Sep 2025 | Sep 2025 | $6.28M | $14.69M |
| Puget Sound Energy Inc | Bellevue, WA | Investor-Owned Utility | 19 | 12.3 TWh | Sep 2025 | Oct 2025 | $62.87M | $209.89M |
| Puget Sound Hydro LLC | Lewiston, ID | Independent Power Producer | 1 | 21.8 GWh | Dec 2024 | - | ||
| Pumpjack Solar I, LLC | Charlotte, NC | Independent Power Producer | - | - | Dec 2021 | Sep 2025 | $1.73M | |
| PUNA Geothermal Venture | Reno, NV | Independent Power Producer | 1 | 282.2 GWh | Dec 2024 | - | ||
| Purdue University | West Lafayette, IN | State-Owned Utility | 1 | 94.5 GWh | Sep 2025 | - | ||
| Pure Energy, Inc. | Fort Myers, FL | - | - | - | Sep 2025 | $1.03M | ||
| Pure Energy USA, LLC | Birmingham, AL | - | - | - | Oct 2025 | $36.39k | ||
| PVN Milliken, LLC | Boston, MA | Independent Power Producer | 1 | 5.1 GWh | Dec 2024 | - |
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 | Sep 2025 | Nuclear |
| Barry | Bucks, Alabama | 13 TWh | Jan 1954 | Sep 2025 | Natural Gas : 92.7% Bituminous Coal : 7.3% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Sep 2025 | Nuclear |
| Bowen | Cartersville, Georgia | 11 TWh | Sep 1971 | Sep 2025 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Sep 2025 | Nuclear |
| Browns Ferry | Decatur, Alabama | 29 TWh | Jul 1974 | Sep 2025 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 15 TWh | Oct 1975 | Sep 2025 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Sep 2025 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Sep 2025 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | Sep 2025 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 19 TWh | Jul 1990 | Sep 2025 | Nuclear |
| Crystal River | Crystal River, Florida | 15 TWh | Sep 1966 | Sep 2025 | Natural Gas : 78.9% Bituminous Coal : 20.9% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | Sep 2025 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Sep 2025 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Sep 2025 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Sep 2025 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Sep 2025 | Bituminous Coal : 99.5% |
| Grand Coulee | Grand Coulee, Washington | 16 TWh | Feb 1941 | Sep 2025 | Water |
| Grand Gulf | Port Gibson, Mississippi | 11 TWh | Jun 1985 | Sep 2025 | Nuclear |
| Guernsey Power Station | Byesville, Ohio | 11 TWh | Jan 2023 | Sep 2025 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Sep 2025 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Sep 2025 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 17 TWh | Apr 1971 | Sep 2025 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Sep 2025 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| Joseph M Farley | Columbia, Alabama | 14 TWh | Nov 1977 | Sep 2025 | Nuclear |
| Labadie | Labadie, Missouri | 16 TWh | May 1970 | Sep 2025 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 20 TWh | Dec 1983 | Sep 2025 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Sep 2025 | Nuclear |
| McGuire | Huntersville, North Carolina | 20 TWh | Aug 1981 | Sep 2025 | Nuclear |
| Millstone | Waterford, Connecticut | 16 TWh | Nov 1975 | Sep 2025 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | Sep 2025 | Subbituminous Coal : 74.0% Bituminous Coal : 16.6% Petroleum Coke : 9.2% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Sep 2025 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Sep 2025 | Nuclear |
| Oconee | Seneca, South Carolina | 23 TWh | Jun 1973 | Sep 2025 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Sep 2025 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 32 TWh | Dec 1985 | Sep 2025 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Sep 2025 | Nuclear |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 17 TWh | May 1971 | Sep 2025 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Sep 2025 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 15 TWh | Dec 1960 | Sep 2025 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 12 TWh | Jun 1981 | Sep 2025 | Nuclear |
| South Texas Project | Wadsworth, Texas | 22 TWh | Jul 1988 | Sep 2025 | Nuclear |
| St Lucie | Jensen Beach, Florida | 17 TWh | Apr 1976 | Sep 2025 | Nuclear |
| Surry | Surry, Virginia | 14 TWh | Nov 1972 | Sep 2025 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Sep 2025 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Sep 2025 | Nuclear : 67.7% Natural Gas : 32.3% |
| Vogtle | Waynesboro, Georgia | 36 TWh | Apr 1987 | Sep 2025 | Nuclear |
| W A Parish | Thompsons, Texas | 15 TWh | May 1958 | Sep 2025 | Subbituminous Coal : 83.7% Natural Gas : 16.3% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 15 TWh | Apr 1996 | Sep 2025 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | Sep 2025 | Natural Gas : 99.9% |