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 |
|---|---|---|---|---|---|---|---|---|
| C.N. Brown Electricity, LLC | South Paris, ME | - | - | - | Sep 2025 | $37.52k | $1.01M | |
| Monongahela Power Co | Greensburg, PA | Investor-Owned Utility | 10 | 16.0 TWh | Feb 2026 | Oct 2025 | $290.81M | $995.94k |
| Powervine Energy, LLC | Houston, TX | - | - | - | Oct 2025 | $871.76k | $945.42k | |
| City Water And Light Plant | Jonesboro, AR | Municipally-Owned Utility | 2 | 100.2 GWh | Dec 2024 | Sep 2025 | $929.18k | |
| Madison Gas & Electric Co | Madison, WI | Investor-Owned Utility | 17 | 857.7 GWh | Feb 2026 | Oct 2025 | $31.93M | $919.38k |
| City Of Martinsville - (Va) | Martinsville, VA | Municipally-Owned Utility | 2 | 270.0 MWh | Feb 2026 | Sep 2025 | $896.37k | |
| Innovative Solar 43, LLC | Asheville, NC | Commercial | - | - | Dec 2017 | Sep 2025 | $1.13M | $885.61k |
| Air Liquide Large Industries U S LP | Houston, TX | Industrial | 3 | 3.1 TWh | Feb 2026 | Sep 2025 | $870.75k | |
| Otter Tail Power Co | Fergus Falls, MN | Investor-Owned Utility | 21 | 5.9 TWh | Feb 2026 | Oct 2025 | $30.22M | $869.20k |
| New Brunswick Energy Marketing Corporation | Fredericton, NB | - | - | - | Oct 2025 | $13.38M | $841.33k | |
| Rev Energy Marketing, LLC | New York, NY | - | - | - | Sep 2025 | $763.45k | $821.03k | |
| Fowler Ridge Wind Farm LLC | Houston, TX | - | - | - | Oct 2025 | $8.70M | $787.68k | |
| Park Power LLC | Brooklyn, NY | - | - | - | Oct 2025 | $310.51k | $783.07k | |
| Cubico Crooked Run Lessee, LLC | Austin, TX | - | - | - | Sep 2025 | $1.78M | $775.95k | |
| High Desert Power Project LLC | Omaha, NE | Independent Power Producer | - | - | Dec 2015 | Oct 2025 | $33.27M | $751.22k |
| Champion Energy Marketing LLC | Houston, TX | - | - | - | Oct 2025 | $5.60M | $747.08k | |
| Midlands Lessee LLC | Austin, TX | - | - | - | Sep 2025 | $1.56M | $741.06k | |
| Capital Power Corporation | Edmonton, AB | Independent Power Producer | 8 | 164.3 GWh | Dec 2024 | Sep 2025 | $723.47k | |
| Leaning Juniper Wind Power II LLC | Portland, OR | - | - | - | Sep 2025 | $2.73M | $721.45k | |
| Northeastern Power Co | Houston, TX | Independent Power Producer | 1 | - | Oct 2018 | Oct 2025 | $24.92k | $691.25k |
| Denver INT'L Airport IV Solar | Boulder, CO | Independent Power Producer | 1 | 3.1 GWh | Dec 2024 | Sep 2025 | $688.16k | |
| Eligo Energy, LLC | Birmingham, AL | - | - | - | Oct 2025 | $874.62k | $682.34k | |
| City Of Geneva- (Il) | Geneva, IL | Municipally-Owned Utility | 1 | 9.5 GWh | Dec 2024 | Sep 2025 | $681.58k | |
| City Of Barron - (Wi) | Barron, WI | Municipally-Owned Utility | 1 | 372.0 MWh | Dec 2024 | Sep 2025 | $678.96k | |
| National Grid Renewables | Bloomington, MN | Independent Power Producer | 53 | 852.6 GWh | Feb 2026 | May 2025 | $672.00k | |
| Port Townsend Paper Co | Port Townsend, WA | Industrial | 1 | 5.5 GWh | Dec 2024 | Oct 2025 | $670.41k | |
| Big Horn Wind Project LLC | Portland, OR | - | - | - | Sep 2025 | $7.49M | $668.16k | |
| Horizon Power And Light, LLC | Birmingham, AL | - | - | - | Oct 2025 | $650.49k | $662.87k | |
| Emera Energy Services Subsidiary No. 2 LLC | Halifax, NS | - | - | - | Sep 2025 | $658.20k | $658.20k | |
| LOS Alamos County | LOS Alamos, NM | Municipally-Owned Utility | 3 | 24.7 GWh | Jan 2026 | Oct 2025 | $647.02k | |
| NRG Curtailment Solutions, Inc. | Princeton, NJ | - | - | - | Sep 2025 | $55.50k | $619.64k | |
| Curators Of The University Of Missouri | Columbia, MO | State-Owned Utility | 1 | 219.7 GWh | Feb 2026 | Sep 2025 | $614.67k | |
| Ecoplus Power, LLC | Birmingham, AL | - | - | - | Oct 2025 | $990.02k | $601.68k | |
| Cubico Huntley Lessee, LLC | Austin, TX | - | - | - | Sep 2025 | $1.97M | $600.00k | |
| Cataract Coast, LLC | Orinda, CA | - | - | - | Oct 2025 | $226.84k | $578.40k | |
| Pennsylvania Grain Processing, LLC | Clearfield, PA | - | - | - | Oct 2025 | $529.34k | $559.28k | |
| Juniper Canyon Wind Power LLC | Portland, OR | - | - | - | Sep 2025 | $2.28M | $546.71k | |
| Midland Cogeneration Venture | Midland, MI | Independent Power Producer | 1 | 10.5 TWh | Feb 2026 | Oct 2025 | $202.10M | $504.75k |
| City Of IOLA - (KS) | IOLA, KS | Municipally-Owned Utility | 1 | 628.9 MWh | Dec 2024 | Sep 2025 | $499.11k | |
| Indeck-Corinth Ltd Partnership | Buffalo Grove, IL | Independent Power Producer | 1 | 457.1 GWh | Dec 2024 | Oct 2025 | $5.58M | $465.60k |
| City Of North Little Rock - (Ar) | North Little Rock, AR | Municipally-Owned Utility | 1 | 126.7 GWh | Dec 2024 | Sep 2025 | $464.68k | |
| Montague Wind Power Facility, LLC | Portland, OR | - | - | - | Sep 2025 | $7.00M | $460.64k | |
| Union Electric Co - (Mo) | St Louis, MO | Investor-Owned Utility | 33 | 34.7 TWh | Feb 2026 | Oct 2025 | $687.14M | $457.50k |
| LOS Medanos Energy Center LLC | Pittsburg, CA | Independent Power Producer | 1 | 2.6 TWh | Feb 2026 | Oct 2025 | $4.25M | $447.72k |
| L&P Electric, Inc. | Carthage, MO | - | - | - | Oct 2025 | $916.22k | $445.54k | |
| Talen Montana LLC | Colstrip, MT | Independent Power Producer | 2 | 9.5 TWh | Feb 2026 | Sep 2025 | $7.59M | $411.28k |
| Gateway Energy Storage, LLC | Pleasanton, CA | Independent Power Producer | 1 | -19.6 GWh | Feb 2026 | Oct 2025 | $4.75M | $405.00k |
| City Of Centralia - (Wa) | Centralia, WA | Municipally-Owned Utility | 1 | 37.0 GWh | Dec 2024 | Sep 2025 | $399.50k | |
| Fitchburg Gas And Electric Light Company | Hampton, NH | - | - | - | Sep 2025 | $506.97k | $397.92k | |
| Transcanada Energy Sales Ltd. | Calgary, AB | - | - | - | Sep 2025 | $1.17M | $383.80k | |
| Boston Medical Center | Boston, MA | Commercial | 1 | 15.3 GWh | Dec 2024 | Oct 2025 | $377.18k | |
| Hay Canyon Wind LLC | Portland, OR | - | - | - | Sep 2025 | $3.53M | $367.53k | |
| Pebble Springs Wind LLC | Portland, OR | - | - | - | Sep 2025 | $5.66M | $363.93k | |
| Midwest Generations Eme LLC | Chicago, IL | Independent Power Producer | 13 | 2.2 TWh | Feb 2026 | Oct 2025 | $44.96M | $363.42k |
| Star Point Wind Project LLC | Portland, OR | - | - | - | Sep 2025 | $6.75M | $362.75k | |
| Calpine Mid-Atlantic Generation LLC | Houston, TX | Independent Power Producer | 8 | 2.1 TWh | Feb 2026 | Oct 2025 | $43.35M | $361.64k |
| Mirabito Power & Gas, LLC | Binghamton, NY | - | - | - | Oct 2025 | $134.11k | $356.39k | |
| Quintessence, LLC | Houston, TX | - | - | - | Sep 2025 | $2.32M | $342.75k | |
| Genon Power Midwest, LP | Houston, TX | - | - | - | Oct 2025 | $225.45k | $335.16k | |
| Residents Energy, LLC | Brooklyn, NY | - | - | - | Oct 2025 | $10.81M | $327.39k | |
| Carolina Power Partners, LLC | St. Augustine, FL | Independent Power Producer | 1 | 3.5 TWh | Feb 2026 | Oct 2025 | $40.77M | $315.17k |
| City Power & Gas, LLC | Birmingham, AL | - | - | - | Oct 2025 | $28.95k | $311.23k | |
| City Of Shelby - (Oh) | Shelby, OH | Municipally-Owned Utility | 4 | 232.9 MWh | Dec 2024 | Sep 2025 | $297.62k | |
| Emerald People's Utility DIST | Eugene, OR | Political Subdivision | 1 | 24.0 GWh | Dec 2024 | Oct 2025 | $295.99k | |
| Klondike Wind Power II LLC | Portland, OR | - | - | - | Sep 2025 | $1.84M | $291.92k | |
| City Of Industry | City Of Industry, CA | Municipally-Owned Utility | 1 | 1.2 GWh | Dec 2024 | Sep 2025 | $288.78k | |
| South Bay Energy Corp. | Brooklyn, NY | - | - | - | Oct 2025 | $339.35k | $285.26k | |
| YUBA County Water Agency | Dobbins, CA | Political Subdivision | 4 | 1.6 TWh | Jan 2026 | Sep 2025 | $267.81k | |
| Mitsui & Co. Energy Marketing And Services (USA), Inc | Houston, TX | - | - | - | Sep 2025 | $917.46k | $264.82k | |
| AES Indiana | Indianapolis, IN | Investor-Owned Utility | 6 | 13.6 TWh | Feb 2026 | Sep 2025 | $263.84k | |
| RPA Energy, Inc. | Garden City, NY | - | - | - | Oct 2025 | $1.21k | $258.87k | |
| City Of Princeton - (Il) | Princeton, IL | Municipally-Owned Utility | 1 | 511.6 MWh | Dec 2024 | Oct 2025 | $249.89k | |
| City Of Springfield - (Il) | Springfield, CO | Municipally-Owned Utility | 6 | 653.3 GWh | Feb 2026 | Sep 2025 | $243.50k | |
| Placer County Water Agency | Foresthill, CA | Political Subdivision | 5 | 886.1 GWh | Feb 2026 | Sep 2025 | $230.03k | |
| Genon Energy Management, LLC | Houston, TX | - | - | - | Oct 2025 | $225.45k | $225.45k | |
| S.J. Energy Partners, Inc. | Tampa, FL | - | - | - | Oct 2025 | $7.45k | $222.98k | |
| Big Horn II Wind Project LLC | Portland, OR | - | - | - | Sep 2025 | $2.90M | $197.59k | |
| Spring Energy RRH, LLC | Brooklyn, NY | - | - | - | Oct 2025 | $241.97k | $189.89k | |
| AES Alamitos Energy, LLC | Long Beach, CA | Independent Power Producer | 1 | 1.4 TWh | Feb 2026 | Sep 2025 | $24.91M | $187.50k |
| South Texas Electric Coop, Inc | Nursery, TX | Cooperative | 3 | 845.1 GWh | Feb 2026 | Apr 2025 | $187.20k | |
| Icetec.COM | Boothwyn, PA | - | - | - | Oct 2025 | $658.32k | $182.16k | |
| Pay Less Energy LLC | Brooklyn, NY | - | - | - | Oct 2025 | $167.27k | $172.78k | |
| Arlington Wind Power Project LLC | Houston, TX | Independent Power Producer | 1 | 207.6 GWh | Dec 2024 | Sep 2025 | $3.92M | $172.43k |
| All Choice Energy Midamerica LLC | Birmingham, AL | - | - | - | Oct 2025 | $18.61k | $168.00k | |
| Calpine Fore River Energy Center, LLC | North Weymouth, MA | Independent Power Producer | 1 | 3.4 TWh | Feb 2026 | Oct 2025 | $15.56M | $167.57k |
| Spartacus Energy Services, LLC | Birmingham, AL | - | - | - | Oct 2025 | $165.02k | $166.38k | |
| Black Bear Hydro Partners LLC | Milford, ME | 2 | - | Jul 2013 | Sep 2025 | $3.14M | $161.52k | |
| Eastman Chemical Co-TN Ops | Kingsport, TN | Industrial | 1 | 1.1 TWh | Feb 2026 | Jun 2025 | $154.17k | |
| Lee County Generating Station | Dixon, IL | Independent Power Producer | 1 | 125.7 GWh | Dec 2024 | Oct 2025 | $10.56M | $151.38k |
| City Of Lakeland - (FL) | Lakeland, FL | Municipally-Owned Utility | 3 | 2.9 TWh | Feb 2026 | Apr 2025 | $144.00k | |
| Firstlight CT Housatonic LLC | Burlington, MA | - | - | - | Sep 2025 | $4.64M | $137.18k | |
| NRG Energy Inc | Sweetwater, TX | Independent Power Producer | 1 | 279.8 GWh | Dec 2024 | Sep 2025 | $137.08k | |
| Heartland Generation Ltd. | Calgary, AB | - | - | - | Sep 2025 | $980.06k | $135.77k | |
| Caterpillar Inc | Lafayette, IN | Independent Power Producer | 1 | 19.9 GWh | Feb 2026 | Oct 2025 | $135.00k | |
| Shell Chemical Appalachia LLC | Houston, TX | Industrial | 1 | 1.7 TWh | Feb 2026 | Oct 2025 | $9.18M | $134.98k |
| Willow Creek Energy LLC | Chicago, IL | - | - | - | Sep 2025 | $2.66M | $130.39k | |
| City Of Rochester | Rochester, MN | Municipally-Owned Utility | 1 | 4.2 GWh | Dec 2024 | Sep 2025 | $122.38k | |
| Castleton Commodities Energy Trading LLC | Stamford, CT | - | - | - | Oct 2025 | $65.53M | $119.28k | |
| Antrim Wind Energy LLC | Portsmouth, NH | Independent Power Producer | 1 | 84.3 GWh | Feb 2026 | Oct 2025 | $993.36k | $117.79k |
| MPH Rockaway Peakers, LLC | Bethesda, MD | - | - | - | Oct 2025 | $796.35k | $113.58k |
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 | Feb 2026 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | Feb 2026 | Natural Gas : 95.8% Bituminous Coal : 4.2% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Feb 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 12 TWh | Sep 1971 | Feb 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Feb 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 30 TWh | Jul 1974 | Feb 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 16 TWh | Oct 1975 | Feb 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Feb 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Feb 2026 | Nuclear |
| Catawba | York, South Carolina | 20 TWh | May 1985 | Feb 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Feb 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Feb 2026 | Natural Gas : 71.2% Bituminous Coal : 28.6% |
| Diablo Canyon | Avila Beach, California | 17 TWh | Apr 1985 | Feb 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 17 TWh | Jul 1975 | Feb 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Feb 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Feb 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Feb 2026 | Bituminous Coal : 99.5% |
| Grand Coulee | Grand Coulee, Washington | 18 TWh | Feb 1941 | Feb 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | Feb 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Feb 2026 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Feb 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 18 TWh | Apr 1971 | Feb 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Feb 2026 | Subbituminous Coal : 99.2% Natural Gas : 0.8% |
| Joseph M Farley | Columbia, Alabama | 13 TWh | Nov 1977 | Feb 2026 | Nuclear |
| Labadie | Labadie, Missouri | 17 TWh | May 1970 | Feb 2026 | Subbituminous Coal |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Feb 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Feb 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Feb 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Feb 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | Feb 2026 | Subbituminous Coal : 74.7% Bituminous Coal : 16.2% Petroleum Coke : 8.9% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Feb 2026 | Nuclear |
| North Anna | Mineral, Virginia | 15 TWh | May 1978 | Feb 2026 | Nuclear |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Feb 2026 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Feb 2026 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Feb 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Feb 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Feb 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Feb 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Feb 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Feb 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 15 TWh | Jun 1981 | Feb 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 22 TWh | Jul 1988 | Feb 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 16 TWh | Apr 1976 | Feb 2026 | Nuclear |
| Surry | Surry, Virginia | 13 TWh | Nov 1972 | Feb 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Feb 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Feb 2026 | Nuclear : 67.9% Natural Gas : 32.1% |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Feb 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 15 TWh | May 1958 | Feb 2026 | Subbituminous Coal : 83.0% Natural Gas : 17.0% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 18 TWh | Apr 1996 | Feb 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 19 TWh | Jul 2009 | Feb 2026 | Natural Gas : 99.9% |