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 |
|---|---|---|---|---|---|---|---|---|
| Moxie Freedom LLC | New York, NY | Independent Power Producer | 1 | 7.8 TWh | May 2026 | Oct 2025 | $61.71M | |
| Alabama Power Co | Birmingham, AL | Investor-Owned Utility | 32 | 66.9 TWh | May 2026 | Sep 2025 | $61.79M | $45.90M |
| Tucson Electric Power Co | Tucson, AZ | Investor-Owned Utility | 13 | 8.4 TWh | May 2026 | Oct 2025 | $61.93M | $38.77M |
| Kleen Energy Systems, LLC | Middletown, CT | Independent Power Producer | 1 | 4.0 TWh | May 2026 | Oct 2025 | $62.13M | |
| Carroll County Energy LLC | Boston, MA | Independent Power Producer | 1 | 6.0 TWh | May 2026 | Oct 2025 | $62.39M | |
| Puget Sound Energy Inc | Bellevue, WA | Investor-Owned Utility | 19 | 12.3 TWh | May 2026 | Oct 2025 | $62.87M | $209.89M |
| Direct Energy Marketing LLC | Princeton, NJ | - | - | - | Oct 2025 | $64.28M | ||
| Lake Road Generating Co LP | Dayville, CT | Independent Power Producer | 1 | 6.2 TWh | May 2026 | Sep 2025 | $64.35M | |
| Astoria Energy LLC | Astoria, NY | Independent Power Producer | 1 | 4.3 TWh | May 2026 | Sep 2025 | $64.36M | |
| Constellation Fitzpatrick, LLC | Baltimore, MD | - | - | - | Sep 2025 | $64.81M | ||
| Western Farmers Electric Cooperative | Anadarko, OK | - | - | - | Oct 2025 | $65.34M | $43.35M | |
| Castleton Commodities Energy Trading LLC | Stamford, CT | - | - | - | Oct 2025 | $65.53M | $119.28k | |
| Mississippi Power Co | Gulfport, MS | Investor-Owned Utility | 8 | 19.3 TWh | May 2026 | Sep 2025 | $65.80M | $4.58M |
| Tenaska Pennsylvania Partners, LLC | Omaha, NE | Independent Power Producer | 1 | 7.0 TWh | May 2026 | Oct 2025 | $65.81M | |
| New Athens Generating Company LLC | Darien, CT | Independent Power Producer | 1 | 3.0 TWh | May 2026 | Oct 2025 | $65.83M | |
| AEP Generating Company | Columbus, OH | - | - | Dec 2016 | Sep 2025 | $66.35M | ||
| Chalk Point Power, LLC | The Woodlands, TX | Independent Power Producer | 1 | 2.6 TWh | May 2026 | Oct 2025 | $67.00M | |
| Miami Fort Power Company LLC | Irving, TX | - | - | - | Oct 2025 | $67.58M | ||
| Hoosier Energy Rural Electric Cooperative, Inc. | Bloomington, IN | - | - | - | Oct 2025 | $68.44M | $51.07M | |
| Jackson Generation, LLC | Schaumburg, IL | Independent Power Producer | 1 | 6.9 TWh | May 2026 | Oct 2025 | $68.54M | |
| Portland General Electric Co | Portland, OR | Investor-Owned Utility | 25 | 16.3 TWh | May 2026 | Oct 2025 | $68.97M | $51.44M |
| Pelican Power LLC | Birmingham, AL | - | - | - | Oct 2025 | $69.54M | $63.26M | |
| Cogen Technologies Linden Venture, L.P. | Linden, NJ | - | - | - | Oct 2025 | $70.31M | ||
| Southern Electric Generating Company | Birmingham, AL | - | - | - | Sep 2025 | $70.70M | ||
| Hummel Station, LLC | Shamokin Dam, PA | Independent Power Producer | 1 | 9.1 TWh | May 2026 | Oct 2025 | $72.19M | |
| CPV Maryland LLC | Silver Spring, MD | Independent Power Producer | 1 | 4.2 TWh | May 2026 | Oct 2025 | $72.31M | |
| GB II New York LLC | Stamford, CT | Independent Power Producer | 1 | 3.7 TWh | May 2026 | Oct 2025 | $72.87M | |
| Oneta Power LLC | Broken Arrow, OK | Independent Power Producer | 1 | 4.8 TWh | May 2026 | Oct 2025 | $72.96M | |
| South Field Energy, LLC | Boston, MA | Independent Power Producer | 1 | 8.7 TWh | May 2026 | Oct 2025 | $73.20M | |
| MP2 Energy Ne LLC | Houston, TX | - | - | - | Oct 2025 | $73.41M | $818.53M | |
| Hickory Run Energy, LLC | Overland Park, KS | Independent Power Producer | 1 | 7.4 TWh | May 2026 | Oct 2025 | $74.20M | |
| Hunterstown Generation, LLC | Gettysburg, PA | Independent Power Producer | 1 | 6.7 TWh | May 2026 | Sep 2025 | $74.51M | |
| Fairless Energy LLC | Fairless Hills, PA | Independent Power Producer | - | - | Dec 2017 | Oct 2025 | $75.44M | |
| Montour, LLC | Houston, TX | - | - | - | Oct 2025 | $75.75M | ||
| Parkway Generation Keys Energy Center LLC | Brandywine, MD | Independent Power Producer | 1 | 4.7 TWh | May 2026 | Oct 2025 | $76.05M | |
| CMS Energy Resource Management Company | ANN Arbor, MI | - | - | - | Oct 2025 | $76.32M | $37.24M | |
| Big Rivers Electric Corp | Owensboro, KY | Cooperative | 5 | 2.7 TWh | May 2026 | Oct 2025 | $77.04M | $13.57M |
| Cleco Power LLC | Pineville, LA | Investor-Owned Utility | 7 | 13.0 TWh | May 2026 | Oct 2025 | $77.28M | |
| Lanyard Power Marketing, LLC | Washington, DC | - | - | - | Oct 2025 | $79.44M | $79.44M | |
| Astoria Generating Company, L.P. | Stamford, CT | Independent Power Producer | 3 | 962.0 GWh | Dec 2025 | Oct 2025 | $80.24M | |
| Pacificorp | Portland, OR | Investor-Owned Utility | 85 | 53.8 TWh | May 2026 | Oct 2025 | $81.18M | $2.41B |
| Dynegy Midwest Generation Inc | Collinsville, IL | Independent Power Producer | 7 | 6.5 TWh | May 2026 | Oct 2025 | $81.42M | |
| Tenaska VIrginia Partners LP | Omaha, NE | Independent Power Producer | 1 | 4.9 TWh | May 2026 | Oct 2025 | $83.44M | |
| Omaha Public Power District | Omaha, NE | Political Subdivision | 11 | 9.9 TWh | May 2026 | Oct 2025 | $83.73M | $25.12M |
| Doswell Ltd Partnership | Ashland, VA | Independent Power Producer | 1 | 5.7 TWh | May 2026 | Sep 2025 | $83.93M | |
| CPV Fairview, LLC | White Plains, NY | Independent Power Producer | 1 | 6.4 TWh | May 2026 | Oct 2025 | $84.75M | |
| Morgan Stanley Energy Structuring, L.L.C. | New York, NY | - | - | - | Sep 2025 | $85.04M | $38.19M | |
| Trafigura Trading LLC | Houston, TX | - | - | - | Oct 2025 | $85.18M | ||
| Guernsey Power Station LLC | New York, NY | Independent Power Producer | 1 | 13.1 TWh | May 2026 | Oct 2025 | $86.92M | |
| Lawrenceburg Power, LLC | Lawrenceburg, IN | Independent Power Producer | 1 | 7.6 TWh | Apr 2026 | Oct 2025 | $87.55M | |
| Rainbow Energy Center | Underwood, ND | Investor-Owned Utility | 1 | 8.6 TWh | May 2026 | Oct 2025 | $90.85M | $16.22M |
| BP Energy Retail Company California LLC | Houston, TX | - | - | - | Oct 2025 | $91.77M | $47.24M | |
| Connecticut Light & Power Co | 2 | - | Dec 2002 | Oct 2025 | $91.89M | $313.42M | ||
| Arkansas Electric Coop Corp | Little Rock, AR | Cooperative | 12 | 6.7 TWh | May 2026 | Oct 2025 | $92.73M | $16.38M |
| Lackawanna Energy Center LLC | Chicago, IL | - | - | - | Oct 2025 | $94.94M | $21.74k | |
| Nebraska Public Power District | Columbus, NE | Political Subdivision | 15 | 16.3 TWh | May 2026 | Oct 2025 | $95.54M | $91.26M |
| National Grid Generation LLC | Hicksville, NY | Investor-Owned Utility | 14 | 6.1 TWh | May 2026 | Sep 2025 | $99.31M | |
| Wabash Valley Power Association, Inc. | Indianapolis, IN | - | - | - | Oct 2025 | $100.51M | $75.67M | |
| Geysers Power Co LLC | Middletown, CA | Independent Power Producer | 6 | 5.7 TWh | May 2026 | Oct 2025 | $101.01M | $2.91M |
| Associated Electric Coop, Inc | Springfield, MO | Cooperative | 11 | 27.0 TWh | May 2026 | Oct 2025 | $102.40M | $35.00M |
| Hanging Rock Power Company LLC | Irving, TX | - | - | - | Oct 2025 | $103.44M | ||
| Municipal Electric Authority Of Georgia | Atlanta, GA | - | - | - | Oct 2025 | $103.63M | $21.21M | |
| Ravenswood Operations LLC | Long Island City, NY | Independent Power Producer | 1 | 3.5 TWh | May 2026 | Sep 2025 | $108.71M | |
| Calpine Energy Solutions, LLC | San Diego, CA | - | - | - | Oct 2025 | $109.93M | $233.66M | |
| Boston Energy Trading And Marketing LLC | Boston, MA | - | - | - | Oct 2025 | $112.82M | $2.24M | |
| Indiana-Kentucky Electric Corp | Piketon, OH | Investor-Owned Utility | 1 | 6.3 TWh | May 2026 | Oct 2025 | $113.71M | |
| Interstate Power Co | Cedar Rapids, IA | |Investor-Owned Utility | 42 | 15.0 TWh | May 2026 | Oct 2025 | $114.99M | $13.68M |
| ETC Endure Energy L.L.C. | Dallas, TX | - | - | - | Sep 2025 | $115.00M | ||
| Amazon Energy LLC | Seattle, WA | - | - | - | Oct 2025 | $116.08M | $144.61M | |
| Oklahoma Gas & Electric Co | Oklahoma City, OK | Investor-Owned Utility | 22 | 18.6 TWh | May 2026 | Oct 2025 | $116.11M | $18.97M |
| Wisconsin Public Service Corp | Milwaukee, WI | Investor-Owned Utility | 32 | 11.1 TWh | May 2026 | Oct 2025 | $116.51M | $4.09k |
| Northern Indiana Public Service Company LLC | Merrillville, IN | - | - | - | Oct 2025 | $118.37M | $29.94M | |
| Susquehanna Nuclear, LLC | Houston, TX | - | - | - | Oct 2025 | $119.45M | ||
| Nextera Energy Seabrook LLC | Juno Beach, FL | Independent Power Producer | 1 | 10.8 TWh | May 2026 | Oct 2025 | $119.57M | $35.44k |
| Interstate Gas Supply, LLC | Dublin, OH | - | - | - | Oct 2025 | $122.06M | $122.77M | |
| Avangrid Power LLC | Portland, OR | Independent Power Producer | 90 | 22.3 TWh | May 2026 | Oct 2025 | $124.30M | $36.03M |
| EDF Trading North America, LLC | Houston, TX | - | - | - | Oct 2025 | $124.96M | $86.67M | |
| Five Elements Energy II LLC | Princeton, NJ | - | - | - | Oct 2025 | $131.38M | ||
| Buckeye Power, Inc | Columbus, OH | Cooperative | 2 | 429.3 GWh | Dec 2025 | Oct 2025 | $132.23M | |
| Pud No 1 Of Chelan County - (Wa) | Wenatchee, WA | Political Subdivision | 4 | 8.5 TWh | May 2026 | Oct 2025 | $136.95M | $29.82M |
| Allete, Inc. | Duluth, MN | Investor-Owned Utility | 24 | 8.6 TWh | May 2026 | Oct 2025 | $137.16M | $4.23M |
| Long Island Lighting Company D/B/A LIPA | Hicksville, NY | - | - | - | Oct 2025 | $138.37M | $139.43M | |
| Grand River Dam Authority | Chouteau, OK | State-Owned Utility | 4 | 4.9 TWh | May 2026 | Oct 2025 | $138.38M | $5.97M |
| San Diego Gas & Electric Co | San Diego, CA | Investor-Owned Utility | 19 | 1.5 TWh | May 2026 | Oct 2025 | $142.85M | $219.97M |
| Nine Mile Point Nuclear STA LLC | Lycoming, NY | Independent Power Producer | - | - | Dec 2014 | Oct 2025 | $144.30M | |
| System Energy Resources, Inc | Jackson, MS | Investor-Owned Utility | 1 | 11.4 TWh | May 2026 | Sep 2025 | $144.80M | |
| Golden Spread Electric Cooperative, Inc | Amarillo, TX | Cooperative | 5 | 6.4 TWh | May 2026 | Oct 2025 | $145.31M | $6.00M |
| Southern Company Services, Inc. (As Agent) | Birmingham, AL | - | - | - | Oct 2025 | $146.97M | $6.27M | |
| Bonneville Power Administration | Portland, OR | - | - | - | Oct 2025 | $153.41M | $129.09M | |
| AXPO U.S. LLC | New York, NY | - | - | - | Oct 2025 | $154.97M | $4.01M | |
| Indianapolis Power & Light Company | Indianapolis, IN | - | - | - | Oct 2025 | $157.94M | $6.91M | |
| Evergy Metro | Kansas City, MO | Investor-Owned Utility | 11 | 17.1 TWh | May 2026 | Oct 2025 | $164.54M | $9.27M |
| Wisconsin Power & Light Co | Madison, WI | Investor-Owned Utility | 38 | 21.8 TWh | May 2026 | Oct 2025 | $167.64M | $10.83M |
| East Kentucky Power Coop, Inc | Winchester, KY | Cooperative | 16 | 11.5 TWh | May 2026 | Oct 2025 | $167.66M | $21.31M |
| Gavin Power, LLC | Cheshire, OH | Independent Power Producer | 1 | 14.3 TWh | May 2026 | Oct 2025 | $168.58M | |
| Dominion Energy Nuclear Conn Inc | Richmond, VA | Investor-Owned Utility | 29 | 20.4 TWh | May 2026 | Sep 2025 | $168.96M | |
| Wolverine Power Supply Coop | Cadillac, MI | Cooperative | 8 | 1.2 TWh | Dec 2025 | Oct 2025 | $173.23M | $44.03M |
| Entergy Mississippi LLC | Jackson, MS | Investor-Owned Utility | 12 | 11.0 TWh | May 2026 | Oct 2025 | $177.86M | $83.86M |
| Duke Energy Carolinas, LLC | Charlotte, NC | Investor-Owned Utility | 61 | 108.1 TWh | May 2026 | Sep 2025 | $178.57M | $126.52M |
| J. ARON & Company LLC | New York, NY | - | - | - | Oct 2025 | $179.99M | $25.48M |
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 | May 2026 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | May 2026 | Natural Gas : 97.1% Bituminous Coal : 2.9% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | May 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | May 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | May 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 31 TWh | Jul 1974 | May 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 15 TWh | Oct 1975 | May 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | May 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | May 2026 | Nuclear |
| Catawba | York, South Carolina | 18 TWh | May 1985 | May 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | May 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | May 2026 | Natural Gas : 68.9% Bituminous Coal : 30.9% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | May 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 19 TWh | Jul 1975 | May 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | May 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | May 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | May 2026 | Bituminous Coal : 99.6% |
| Grand Coulee | Grand Coulee, Washington | 18 TWh | Feb 1941 | May 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | May 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | May 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 18 TWh | Apr 1971 | May 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | May 2026 | Subbituminous Coal : 99.0% Natural Gas : 1.0% |
| Joseph M Farley | Columbia, Alabama | 15 TWh | Nov 1977 | May 2026 | Nuclear |
| Labadie | Labadie, Missouri | 15 TWh | May 1970 | May 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 18 TWh | Dec 1983 | May 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | May 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | May 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | May 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | May 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 | May 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | May 2026 | Nuclear |
| Oak Grove (TX) | Franklin, Texas | 12 TWh | Mar 2010 | May 2026 | Lignite Coal : 99.1% Natural Gas : 0.9% |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | May 2026 | Nuclear |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | May 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | May 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | May 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | May 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | May 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | May 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 17 TWh | Jun 1981 | May 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 21 TWh | Jul 1988 | May 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 15 TWh | Apr 1976 | May 2026 | Nuclear |
| Surry | Surry, Virginia | 12 TWh | Nov 1972 | May 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | May 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | May 2026 | Nuclear : 64.2% Natural Gas : 35.8% |
| Union Power Station | El Dorado, Arkansas | 12 TWh | Dec 2002 | May 2026 | Natural Gas |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | May 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 14 TWh | May 1958 | May 2026 | Subbituminous Coal : 81.6% Natural Gas : 18.4% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 20 TWh | Apr 1996 | May 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | May 2026 | Natural Gas |