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 2025Q1 Seller Transactions | FERC 2025Q1 Buyer Transactions |
|---|---|---|---|---|---|---|---|---|
| Midlothian Energy LLC | Independent Power Producer | 1 | 6.5 TWh | Apr 2025 | - | |||
| Southern California Edison Co | Rosemead, CA | Investor-Owned Utility | 95 | 6.6 TWh | Apr 2025 | Jul 2025 | $344.36M | $710.01M |
| Freestone Power Generation LLC | Fairfield, TX | Independent Power Producer | 2 | 6.6 TWh | Apr 2025 | - | ||
| Empire District Electric Co | Joplin, MO | Investor-Owned Utility | 9 | 6.6 TWh | Apr 2025 | Jul 2025 | $47.39M | $8.55M |
| ENEL Green Power Na, Inc. | Andover, MA | Independent Power Producer | 28 | 6.7 TWh | Apr 2025 | - | ||
| Marcus Hook Energy LP | Marcus Hook, PA | Independent Power Producer | 1 | 6.7 TWh | Apr 2025 | Apr 2025 | $96.77M | |
| Jack County Power, LLC | Bridgeport, TX | Independent Power Producer | 1 | 6.7 TWh | Apr 2025 | - | ||
| Dynegy Midwest Generation Inc | Collinsville, IL | Independent Power Producer | 7 | 6.8 TWh | Apr 2025 | Apr 2025 | $81.88M | |
| TRI-State G & T Assn, Inc | Westminster, CO | Cooperative | 12 | 6.9 TWh | Apr 2025 | - | ||
| Temple Generation Holdings LLC | Dallas, TX | Independent Power Producer | 1 | 7.0 TWh | Apr 2025 | - | ||
| Avista Corp | Spokane, WA | Investor-Owned Utility | 14 | 7.0 TWh | Apr 2025 | Jun 2025 | $55.47M | $39.91M |
| Tenaska Pennsylvania Partners, LLC | Omaha, NE | Independent Power Producer | 1 | 7.1 TWh | Apr 2025 | Jul 2025 | $96.47M | |
| Northern Indiana Pub SERV Co | Merrillville, IN | Investor-Owned Utility | 7 | 7.2 TWh | Apr 2025 | May 2023 | ||
| Arkansas Electric Coop Corp | Little Rock, AR | Cooperative | 12 | 7.3 TWh | Apr 2025 | Jun 2025 | $164.76M | $23.11M |
| Hummel Station, LLC | Shamokin Dam, PA | Independent Power Producer | 1 | 7.4 TWh | Apr 2025 | Mar 2025 | $105.46M | |
| Keycon Operating LLC | Boston, MA | Independent Power Producer | 2 | 7.5 TWh | Apr 2025 | - | ||
| Jackson Generation, LLC | Schaumburg, IL | Independent Power Producer | 1 | 7.5 TWh | Apr 2025 | Apr 2025 | $85.89M | |
| CPV Fairview, LLC | White Plains, NY | Independent Power Producer | 1 | 7.6 TWh | Apr 2025 | Jul 2025 | $108.65M | |
| Edgewater Generation, LLC | Greenwich, CT | Independent Power Producer | 1 | 7.6 TWh | Apr 2025 | - | ||
| Allete, Inc. | Duluth, MN | Investor-Owned Utility | 24 | 7.7 TWh | Apr 2025 | Apr 2025 | $147.27M | $10.41M |
| South Field Energy, LLC | Boston, MA | Independent Power Producer | 1 | 7.7 TWh | Apr 2025 | Apr 2025 | $103.69M | |
| Consolidated Edison Development Inc. | Valhalla, NY | Independent Power Producer | 105 | 7.9 TWh | Apr 2025 | - | ||
| Moxie Freedom LLC | New York, NY | Independent Power Producer | 1 | 7.9 TWh | Apr 2025 | Apr 2025 | $100.25M | |
| Pud No 1 Of Chelan County | Wenatchee, WA | Political Subdivision | 4 | 7.9 TWh | Apr 2025 | Jun 2025 | $147.47M | $65.57M |
| Sacramento Municipal UTIL DIST | Sacramento, CA | Political Subdivision | 17 | 7.9 TWh | Apr 2025 | - | ||
| Deer Park Energy Center | Deer Park, TX | Independent Power Producer | 1 | 8.0 TWh | Apr 2025 | - | ||
| Rainbow Energy Center | Underwood, ND | Investor-Owned Utility | 1 | 8.1 TWh | Apr 2025 | Jul 2025 | $101.66M | $16.22M |
| Powersouth Energy Cooperative | Andalusia, AL | Cooperative | 6 | 8.2 TWh | Apr 2025 | Jul 2025 | $17.59M | $21.94M |
| Omaha Public Power District | Omaha, NE | Political Subdivision | 11 | 8.3 TWh | Apr 2025 | Jul 2025 | $89.65M | $41.57M |
| Pud No 2 Of Grant County | Ephrata, WA | Political Subdivision | 5 | 8.4 TWh | Apr 2025 | Jul 2025 | $435.79k | $13.87M |
| Lawrenceburg Power, LLC | Lawrenceburg, IN | Independent Power Producer | 1 | 8.4 TWh | Apr 2025 | Apr 2025 | $111.92M | |
| Dynegy Hanging Rock Energy Facility | Ironton, OH | Independent Power Producer | 1 | 8.4 TWh | Apr 2025 | - | ||
| Usace-Omaha | Omaha, NE | Federally-Owned Utility | 6 | 8.5 TWh | Dec 2024 | - | ||
| Leeward Asset Management, LLC | Dallas, TX | Independent Power Producer | 58 | 8.6 TWh | Apr 2025 | - | ||
| Talen Montana LLC | Colstrip, MT | Independent Power Producer | 2 | 8.8 TWh | Apr 2025 | Mar 2025 | $18.78M | $325.51k |
| Calpine Mid-Merit LLC | Houston, TX | Independent Power Producer | 1 | 8.9 TWh | Apr 2025 | Apr 2025 | $20.19M | $1.97k |
| AES Distributed Energy | Louisville, CO | Independent Power Producer | 228 | 8.9 TWh | Apr 2025 | - | ||
| Tucson Electric Power Co | Tucson, AZ | Investor-Owned Utility | 12 | 9.0 TWh | Apr 2025 | Jul 2025 | $74.21M | $43.41M |
| Energy Northwest | Richland, WA | State-Owned Utility | 4 | 9.6 TWh | Apr 2025 | - | ||
| Nextera Energy Seabrook LLC | Juno Beach, FL | Independent Power Producer | 1 | 9.6 TWh | Apr 2025 | Apr 2025 | $232.55M | $2.00k |
| JEA | Jacksonville, FL | Municipally-Owned Utility | 7 | 9.6 TWh | Apr 2025 | Apr 2025 | $50.48M | |
| East Kentucky Power Coop, Inc | Winchester, KY | Cooperative | 13 | 9.8 TWh | Apr 2025 | Jun 2025 | $194.23M | $11.98M |
| Nextera Energy Point Beach LLC | Two Rivers, WI | Independent Power Producer | 1 | 9.8 TWh | Apr 2025 | Mar 2025 | $155.28M | $4.16M |
| Public Service Co Of Oklahoma | Tulsa, OK | Investor-Owned Utility | 10 | 9.9 TWh | Apr 2025 | - | ||
| Midland Cogeneration Venture | Midland, MI | Independent Power Producer | 1 | 10.1 TWh | Apr 2025 | Jul 2025 | $123.89M | $24.00k |
| Idaho Power Co | Boise, ID | Investor-Owned Utility | 32 | 10.2 TWh | Apr 2025 | Jul 2025 | $49.61M | $52.72M |
| Wolf Creek Nuclear OPTG Corp | Burlington, KS | Investor-Owned Utility | 1 | 10.2 TWh | Apr 2025 | - | ||
| Engie North America | Houston, TX | Independent Power Producer | 47 | 10.3 TWh | Apr 2025 | - | ||
| Entergy Mississippi LLC | Jackson, MS | Investor-Owned Utility | 11 | 10.8 TWh | Apr 2025 | Apr 2025 | $146.48M | $81.00M |
| Wisconsin Public Service Corp | Milwaukee, WI | Investor-Owned Utility | 32 | 10.9 TWh | Apr 2025 | Jul 2025 | $136.91M | $4.09k |
| Prairie State Generating Co LLC | Marissa, IL | Municipally-Owned Utility | 1 | 11.3 TWh | Apr 2025 | - | ||
| Evergy Kansas Central, Inc | Topeka, KS | Investor-Owned Utility | 21 | 11.4 TWh | Apr 2025 | Jul 2025 | $222.09M | $31.92M |
| System Energy Resources, Inc | Jackson, MS | Investor-Owned Utility | 1 | 11.4 TWh | Apr 2025 | Mar 2025 | $142.86M | |
| Cooperative Energy | Hattiesburg, MS | Cooperative | 9 | 11.5 TWh | Apr 2025 | Jul 2025 | $246.54M | $42.54M |
| Guernsey Power Station LLC | New York, NY | Independent Power Producer | 1 | 11.5 TWh | Apr 2025 | Jul 2025 | $148.25M | |
| Pattern Operators LP | San Francisco, CA | Independent Power Producer | 32 | 11.6 TWh | Apr 2025 | - | ||
| Duke Energy Renewables Services | Charlotte, NC | Independent Power Producer | 87 | 12.1 TWh | Apr 2025 | - | ||
| Puget Sound Energy Inc | Bellevue, WA | Investor-Owned Utility | 19 | 12.1 TWh | Apr 2025 | Jul 2025 | $72.17M | $217.87M |
| Gavin Power, LLC | Cheshire, OH | Independent Power Producer | 1 | 12.3 TWh | Apr 2025 | Apr 2025 | $184.11M | |
| Entergy Texas Inc. | The Woodlands, TX | Investor-Owned Utility | 10 | 12.4 TWh | Apr 2025 | Apr 2025 | $128.60M | $53.41M |
| EDF Renewable Asset Holdings, Inc. | San Diego, CA | Independent Power Producer | 37 | 12.5 TWh | Apr 2025 | - | ||
| Calpine Corp - Metcalf Energy Center | San Jose, CA | |Independent Power Producer | 14 | 12.6 TWh | Apr 2025 | Mar 2025 | $1.08k | |
| LOS Angeles Department Of Water & Power | LOS Angeles, CA | Municipally-Owned Utility | 38 | 12.8 TWh | Apr 2025 | Jul 2025 | $713.82k | |
| Kentucky Utilities Co | Lexington, KY | Investor-Owned Utility | 8 | 12.8 TWh | Apr 2025 | Jul 2025 | $11.67M | $10.31M |
| Seminole Electric Cooperative Inc | Tampa, FL | Cooperative | 4 | 13.4 TWh | Apr 2025 | Jun 2025 | $13.39M | $63.08M |
| AES Indiana | Indianapolis, IN | Investor-Owned Utility | 6 | 13.6 TWh | Apr 2025 | - | ||
| Interstate Power Co | Cedar Rapids, IA | |Investor-Owned Utility | 42 | 13.6 TWh | Apr 2025 | Jun 2025 | $118.10M | $18.03M |
| Evergy Metro | Kansas City, MO | Investor-Owned Utility | 11 | 13.7 TWh | Apr 2025 | Jul 2025 | $183.86M | $10.24M |
| Cleco Power LLC | Pineville, LA | Investor-Owned Utility | 8 | 14.0 TWh | Apr 2025 | Jul 2025 | $93.83M | |
| Dow Chemical Co | Wilmington, DE | |Independent Power Producer|Industrial | 9 | 15.3 TWh | Apr 2025 | Mar 2025 | $2.90M | |
| Nebraska Public Power District | Columbus, NE | Political Subdivision | 14 | 15.3 TWh | Apr 2025 | Jul 2025 | $100.79M | $101.32M |
| Mississippi Power Co | Gulfport, MS | Investor-Owned Utility | 8 | 15.8 TWh | Apr 2025 | Mar 2025 | $73.08M | $3.38M |
| Portland General Electric Co | Portland, OR | Investor-Owned Utility | 24 | 15.8 TWh | Apr 2025 | Jul 2025 | $68.79M | $51.94M |
| Monongahela Power Co | Greensburg, PA | Investor-Owned Utility | 10 | 16.0 TWh | Apr 2025 | Jul 2025 | $306.45M | $1.15M |
| Oglethorpe Power Corporation | Tucker, GA | Cooperative | 13 | 16.3 TWh | Apr 2025 | Jun 2025 | $9.28M | $5.05M |
| Southwestern Public Service Co | Amarillo, TX | Investor-Owned Utility | 16 | 17.0 TWh | Apr 2025 | Jul 2025 | $218.41M | $43.71M |
| City Of San Antonio - (TX) | San Antonio, TX | Municipally-Owned Utility | 15 | 17.1 TWh | Apr 2025 | - | ||
| Nevada Power Co | Las Vegas, NV | Investor-Owned Utility | 16 | 17.4 TWh | Apr 2025 | Jul 2025 | $9.48M | $3.50B |
| Lower Colorado River Authority | Austin, TX | Political Subdivision | 12 | 17.5 TWh | Apr 2025 | Sep 2024 | ||
| Oklahoma Gas & Electric Co | Oklahoma City, OK | Investor-Owned Utility | 22 | 17.6 TWh | Apr 2025 | Jul 2025 | $140.34M | $9.50M |
| Dominion Energy Nuclear Conn Inc | Waterford, CT | Investor-Owned Utility | 29 | 18.3 TWh | Apr 2025 | Mar 2025 | $335.38M | |
| South Carolina Public Service Authority | Moncks Corner, SC | State-Owned Utility | 16 | 18.5 TWh | Apr 2025 | Jul 2025 | $372.17M | $42.52M |
| Big Sky Wind, LLC | Austin, TX | Independent Power Producer | 64 | 18.7 TWh | Apr 2025 | Jul 2025 | $12.76M | |
| Southwestern Electric Power Co | Tulsa, OK | Investor-Owned Utility | 15 | 19.4 TWh | Apr 2025 | Jun 2025 | $45.79M | $12.01M |
| Constellation Power Source Generation, LLC | Baltimore, MD | Independent Power Producer | 29 | 19.5 TWh | Apr 2025 | Mar 2025 | $8.00M | |
| Talenenergy Susquehanna LLC | Allentown, PA | Independent Power Producer | 1 | 19.8 TWh | Apr 2025 | - | ||
| Duke Energy Indiana, LLC | Plainfield, IN | Investor-Owned Utility | 19 | 20.6 TWh | Apr 2025 | Apr 2025 | $228.97M | $42.42M |
| STP Nuclear Operating Co | Wadsworth, TX | Municipally-Owned Utility | 1 | 20.7 TWh | Apr 2025 | - | ||
| Avangrid Power LLC | Portland, OR | Independent Power Producer | 88 | 21.0 TWh | Apr 2025 | Jun 2025 | $155.57M | $25.10M |
| Wisconsin Power & Light Co | Madison, WI | Investor-Owned Utility | 38 | 21.1 TWh | Apr 2025 | Jun 2025 | $172.97M | $14.21M |
| Tampa Electric Co | Tampa, FL | Investor-Owned Utility | 45 | 21.7 TWh | Apr 2025 | Jun 2025 | $11.06M | $23.50M |
| Appalachian Power Co | Columbus, OH | Investor-Owned Utility | 19 | 22.0 TWh | Apr 2025 | Jul 2025 | $49.64M | $53.15M |
| Louisville Gas & Electric Co | Louisville, KY | Investor-Owned Utility | 8 | 22.6 TWh | Apr 2025 | Jul 2025 | $29.70M | $17.01M |
| Wisconsin Electric Power Co | Milwaukee, WI | Investor-Owned Utility | 53 | 22.9 TWh | Apr 2025 | Jul 2025 | $209.56M | $135.04M |
| NRG Texas Power LLC | Houston, TX | Independent Power Producer | 10 | 23.6 TWh | Apr 2025 | - | ||
| Lafrontera Holdings LLC | Irving, TX | Independent Power Producer | 3 | 23.7 TWh | Apr 2025 | - | ||
| Consumers Energy Co - (Mi) | Jackson, MI | Investor-Owned Utility | 40 | 24.0 TWh | Apr 2025 | Jun 2025 | $432.23M | $120.31M |
| Dominion Energy South Carolina, Inc | Cayce, SC | Investor-Owned Utility | 23 | 24.1 TWh | Apr 2025 | Jul 2025 | $1.58M | $62.86M |
| Basin Electric Power Coop | Bismarck, ND | Cooperative | 17 | 24.3 TWh | Apr 2025 | Jul 2025 | $773.95M | $82.81M |
| Indiana Michigan Power Co | Fort Wayne, IN | Investor-Owned Utility | 15 | 25.2 TWh | Apr 2025 | Jul 2025 | $112.27M |
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 | May 2025 | Nuclear |
| Barry | Bucks, Alabama | 14 TWh | Jan 1954 | May 2025 | Natural Gas : 93.4% Bituminous Coal : 6.6% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | May 2025 | Nuclear |
| Bowen | Cartersville, Georgia | 11 TWh | Sep 1971 | May 2025 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | May 2025 | Nuclear |
| Browns Ferry | Decatur, Alabama | 29 TWh | Jul 1974 | May 2025 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 15 TWh | Oct 1975 | May 2025 | Nuclear |
| Byron Generating Station | Byron, Illinois | 19 TWh | Aug 1985 | May 2025 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | May 2025 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | May 2025 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 19 TWh | Jul 1990 | May 2025 | Nuclear |
| Crystal River | Crystal River, Florida | 15 TWh | Sep 1966 | May 2025 | Natural Gas : 77.9% Bituminous Coal : 21.9% |
| Diablo Canyon | Avila Beach, California | 19 TWh | Apr 1985 | May 2025 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | May 2025 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | May 2025 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | May 2025 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 12 TWh | Sep 1974 | May 2025 | Bituminous Coal : 99.4% Distillate Fuel Oil : 0.6% |
| Ghent | Ghent, Kentucky | 11 TWh | Jan 1974 | May 2025 | Bituminous Coal : 99.9% |
| Grand Coulee | Grand Coulee, Washington | 16 TWh | Feb 1941 | May 2025 | Water |
| Grand Gulf | Port Gibson, Mississippi | 12 TWh | Jun 1985 | May 2025 | Nuclear |
| Guernsey Power Station | Byesville, Ohio | 11 TWh | Jan 2023 | May 2025 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | May 2025 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | May 2025 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 17 TWh | Apr 1971 | May 2025 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 18 TWh | Sep 1978 | May 2025 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| Joseph M Farley | Columbia, Alabama | 14 TWh | Nov 1977 | May 2025 | Nuclear |
| Labadie | Labadie, Missouri | 15 TWh | May 1970 | May 2025 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 20 TWh | Dec 1983 | May 2025 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | May 2025 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | May 2025 | Nuclear |
| Millstone | Waterford, Connecticut | 16 TWh | Nov 1975 | May 2025 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 15 TWh | Oct 1969 | May 2025 | Subbituminous Coal : 74.4% Bituminous Coal : 15.9% Petroleum Coke : 9.5% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | May 2025 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | May 2025 | Nuclear |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | May 2025 | Nuclear |
| Palo Verde | Wintersburg, Arizona | 32 TWh | Dec 1985 | May 2025 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | May 2025 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 11 TWh | May 2012 | May 2025 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 17 TWh | May 1971 | May 2025 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | May 2025 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 15 TWh | Dec 1960 | May 2025 | Water |
| South Texas Project | Wadsworth, Texas | 21 TWh | Jul 1988 | May 2025 | Nuclear |
| St Lucie | Jensen Beach, Florida | 16 TWh | Apr 1976 | May 2025 | Nuclear |
| Surry | Surry, Virginia | 14 TWh | Nov 1972 | May 2025 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | May 2025 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | May 2025 | Nuclear : 67.4% Natural Gas : 32.6% |
| Vogtle | Waynesboro, Georgia | 35 TWh | Apr 1987 | May 2025 | Nuclear |
| W A Parish | Thompsons, Texas | 14 TWh | May 1958 | May 2025 | Subbituminous Coal : 83.3% Natural Gas : 16.7% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 15 TWh | Apr 1996 | May 2025 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 19 TWh | Jul 2009 | May 2025 | Natural Gas : 99.9% |