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 |
|---|---|---|---|---|---|---|---|---|
| Guzman Energy, LLC | Denver, CO | - | - | - | Oct 2025 | $46.33M | $13.53M | |
| Missouri Joint Municipal Electric Utility Commission | Columbia, MO | - | - | - | Oct 2025 | $46.71M | $10.83M | |
| Brandon Shores LLC | Allentown, PA | Independent Power Producer | 1 | 3.1 TWh | Aug 2026 | Oct 2025 | $47.55M | |
| Arizona Solar One LLC | Gila Bend, AZ | Independent Power Producer | 1 | 903.4 GWh | Aug 2026 | Sep 2025 | $47.80M | |
| Erie Boulevard Hydropower LP | Queensbury, NY | Independent Power Producer | 71 | 2.6 TWh | Dec 2025 | Sep 2025 | $47.89M | |
| Brunner Island LLC | Allentown, PA | Independent Power Producer | 1 | 4.3 TWh | Aug 2026 | Oct 2025 | $48.17M | |
| Milford Power LLC | Milford, CT | Independent Power Producer | 2 | 3.9 TWh | Aug 2026 | Sep 2025 | $48.82M | |
| Altop Energy Trading LLC | Houston, TX | - | - | - | Oct 2025 | $48.88M | $14.88M | |
| Longview Power, LLC | Maidsville, WV | Independent Power Producer | 1 | 5.6 TWh | Aug 2026 | Sep 2025 | $49.06M | |
| Illinois Power Marketing Company, LLC | Irving, TX | - | - | - | Oct 2025 | $49.99M | ||
| Hallador Power Company, LLC | Terra Haute, IN | Independent Power Producer | 1 | 4.8 TWh | Aug 2026 | Oct 2025 | $50.47M | |
| R.E. Ginna Nuclear Power Plant, LLC | Ontario, NY | Independent Power Producer | - | - | Dec 2014 | Oct 2025 | $50.57M | |
| Red Oak Power, LLC | Birmingham, AL | - | - | - | Oct 2025 | $50.71M | ||
| Transalta Centralia Gen LLC | Centralia, WA | Independent Power Producer | 2 | 1.5 TWh | Jan 2026 | Oct 2025 | $51.05M | |
| Kendall Power Company LLC | Irving, TX | - | - | - | Oct 2025 | $51.26M | ||
| Salt River Project | Phoenix, AZ | Political Subdivision | 22 | 27.5 TWh | Aug 2026 | Oct 2025 | $51.30M | $124.41M |
| Hill Top Energy Center, LLC | Carmichaels, PA | Independent Power Producer | 1 | 4.6 TWh | Aug 2026 | Oct 2025 | $51.67M | $28.93k |
| Heritage Power Marketing, LLC | Houston, TX | - | - | - | Oct 2025 | $52.34M | $51.74M | |
| Constellation Energy Commodities Group Maine, LLC | Baltimore, MD | - | - | - | Sep 2025 | $53.64M | $53.71M | |
| WPPI Energy | Sun Prairie, WI | Municipally-Owned Utility | 2 | 21.1 GWh | Dec 2025 | Oct 2025 | $53.67M | $44.97M |
| Citadel Energy Marketing LLC | Greenwich, CT | - | - | - | Sep 2025 | $54.04M | ||
| Marcus Hook Energy LP | Marcus Hook, PA | Independent Power Producer | 1 | 6.4 TWh | Aug 2026 | Oct 2025 | $54.07M | |
| First Point Power, LLC | Cranston, RI | - | - | - | Sep 2025 | $54.36M | $82.07M | |
| Avista Corp | Spokane, WA | Investor-Owned Utility | 14 | 7.2 TWh | Aug 2026 | Oct 2025 | $54.87M | $32.57M |
| Cricket Valley Energy Center LLC | Boston, MA | Independent Power Producer | 1 | 7.4 TWh | Aug 2026 | Oct 2025 | $55.20M | |
| Revere Power, LLC | Charlotte, NC | - | - | - | Sep 2025 | $55.33M | $55.33M | |
| North Carolina Electric Membership Corporation | Raleigh, NC | - | - | - | Oct 2025 | $55.81M | $187.21M | |
| Dairyland Power Coop | La Crosse, WI | Cooperative | 8 | 2.0 TWh | Aug 2026 | Oct 2025 | $55.89M | $7.79M |
| Clean Energy Future-Lordstown, LLC | Warren, OH | Independent Power Producer | 1 | 7.0 TWh | Aug 2026 | Oct 2025 | $56.05M | |
| Arthur Kill Power, LLC | Staten Island, NY | Independent Power Producer | 1 | 1.6 TWh | Aug 2026 | Sep 2025 | $56.70M | |
| CPV Valley, LLC | LOS Angeles, CA | Independent Power Producer | 1 | 5.1 TWh | Aug 2026 | Oct 2025 | $56.79M | |
| CPV Three Rivers, LLC | Silver Spring, MD | Independent Power Producer | 1 | 7.2 TWh | Aug 2026 | Oct 2025 | $57.17M | |
| Rainbow Energy Marketing Corporation | Bismarck, ND | - | - | - | Oct 2025 | $57.37M | $20.94M | |
| CPV Towantic, LLC | Braintree, MA | Independent Power Producer | 1 | 6.2 TWh | Aug 2026 | Sep 2025 | $57.37M | |
| Hamilton Patriot LLC | Charlotte, NC | - | - | - | Oct 2025 | $57.59M | ||
| Public Service Company Of Colorado | Denver, CO | - | - | - | Oct 2025 | $57.63M | $146.80M | |
| Oregon Clean Energy Center | Oregon, OH | Independent Power Producer | 1 | 6.2 TWh | Dec 2025 | Oct 2025 | $58.02M | |
| Pacific Northwest Generating Coop | Clackamas, OR | Cooperative | 1 | 47.1 GWh | Dec 2025 | Oct 2025 | $58.29M | $1.52M |
| GALT Power, Inc. | Wilmington, DE | - | - | - | Oct 2025 | $58.53M | $31.53M | |
| Firstlight Power Management LLC | Burlington, MA | - | - | - | Sep 2025 | $58.57M | $25.58M | |
| GB II Connecticut LLC | Birmingham, AL | - | - | - | Sep 2025 | $58.67M | ||
| Great River Energy | Maple Grove, MN | Cooperative | 11 | 714.7 GWh | Aug 2026 | Oct 2025 | $58.86M | $29.84M |
| South Carolina Generating Company, Inc. | Richmond, VA | - | - | - | Oct 2025 | $59.52M | ||
| Moxie Freedom LLC | New York, NY | Independent Power Producer | 1 | 7.7 TWh | Aug 2026 | Oct 2025 | $61.71M | |
| Alabama Power Co | Birmingham, AL | Investor-Owned Utility | 32 | 66.9 TWh | Aug 2026 | Sep 2025 | $61.79M | $45.90M |
| Tucson Electric Power Co | Tucson, AZ | Investor-Owned Utility | 13 | 8.4 TWh | Aug 2026 | Oct 2025 | $61.93M | $38.77M |
| Kleen Energy Systems, LLC | Middletown, CT | Independent Power Producer | 1 | 4.3 TWh | Aug 2026 | Oct 2025 | $62.13M | |
| Carroll County Energy LLC | Boston, MA | Independent Power Producer | 1 | 6.1 TWh | Aug 2026 | Oct 2025 | $62.39M | |
| Puget Sound Energy Inc | Bellevue, WA | Investor-Owned Utility | 19 | 10.0 TWh | Aug 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 | 6.4 TWh | Aug 2026 | Sep 2025 | $64.35M | |
| Astoria Energy LLC | Astoria, NY | Independent Power Producer | 1 | 4.4 TWh | Aug 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 | Aug 2026 | Sep 2025 | $65.80M | $4.58M |
| Tenaska Pennsylvania Partners, LLC | Omaha, NE | Independent Power Producer | 1 | 7.1 TWh | Aug 2026 | Oct 2025 | $65.81M | |
| New Athens Generating Company LLC | Darien, CT | Independent Power Producer | 1 | 3.2 TWh | Aug 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 | 3.0 TWh | Aug 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 | 7.3 TWh | Aug 2026 | Oct 2025 | $68.54M | |
| Portland General Electric Co | Portland, OR | Investor-Owned Utility | 25 | 17.2 TWh | Aug 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 | ||
| Oneta Power LLC | Broken Arrow, OK | Independent Power Producer | 1 | 4.8 TWh | Aug 2026 | Oct 2025 | $71.67M | |
| Hummel Station, LLC | Shamokin Dam, PA | Independent Power Producer | 1 | 9.0 TWh | Aug 2026 | Oct 2025 | $72.19M | |
| CPV Maryland LLC | Silver Spring, MD | Independent Power Producer | 1 | 4.2 TWh | Aug 2026 | Oct 2025 | $72.31M | |
| GB II New York LLC | Stamford, CT | Independent Power Producer | 1 | 3.6 TWh | Aug 2026 | Oct 2025 | $72.87M | |
| South Field Energy, LLC | Boston, MA | Independent Power Producer | 1 | 8.7 TWh | Aug 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 | 7.5 TWh | Aug 2026 | Oct 2025 | $74.20M | |
| Hunterstown Generation, LLC | Gettysburg, PA | Independent Power Producer | 1 | 6.4 TWh | Aug 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 | 4.8 TWh | Aug 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 | 2.1 TWh | Aug 2026 | Oct 2025 | $77.04M | $13.57M |
| Cleco Power LLC | Pineville, LA | Investor-Owned Utility | 7 | 13.0 TWh | Aug 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 | 1.6 TWh | Dec 2025 | Oct 2025 | $80.24M | |
| Pacificorp | Portland, OR | Investor-Owned Utility | 85 | 53.8 TWh | Aug 2026 | Oct 2025 | $81.18M | $2.41B |
| Dynegy Midwest Generation Inc | Collinsville, IL | Independent Power Producer | 7 | 6.4 TWh | Aug 2026 | Oct 2025 | $81.42M | |
| Tenaska VIrginia Partners LP | Omaha, NE | Independent Power Producer | 1 | 4.8 TWh | Aug 2026 | Oct 2025 | $83.44M | |
| Omaha Public Power District | Omaha, NE | Political Subdivision | 11 | 10.0 TWh | Aug 2026 | Oct 2025 | $83.73M | $24.99M |
| Doswell Ltd Partnership | Ashland, VA | Independent Power Producer | 1 | 5.7 TWh | Aug 2026 | Sep 2025 | $83.93M | |
| CPV Fairview, LLC | White Plains, NY | Independent Power Producer | 1 | 5.3 TWh | Aug 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 | 13.5 TWh | Aug 2026 | Oct 2025 | $86.92M | |
| Lawrenceburg Power, LLC | Lawrenceburg, IN | Independent Power Producer | 1 | 8.0 TWh | Aug 2026 | Oct 2025 | $87.55M | |
| Rainbow Energy Center | Underwood, ND | Investor-Owned Utility | 1 | 8.7 TWh | Aug 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 | Aug 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 | Aug 2026 | Oct 2025 | $95.54M | $91.26M |
| National Grid Generation LLC | Hicksville, NY | Investor-Owned Utility | 14 | 6.1 TWh | Aug 2026 | Sep 2025 | $99.31M |
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 | Aug 2026 | Nuclear |
| Barry | Bucks, Alabama | 14 TWh | Jan 1954 | Aug 2026 | Natural Gas : 96.4% Bituminous Coal : 3.6% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Aug 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | Aug 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Aug 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 31 TWh | Jul 1974 | Aug 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 15 TWh | Oct 1975 | Aug 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Aug 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Aug 2026 | Nuclear |
| Catawba | York, South Carolina | 18 TWh | May 1985 | Aug 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Aug 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Aug 2026 | Natural Gas : 69.9% Bituminous Coal : 29.9% |
| Diablo Canyon | Avila Beach, California | 19 TWh | Apr 1985 | Aug 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Aug 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Aug 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Aug 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 12 TWh | Sep 1974 | Aug 2026 | Bituminous Coal : 99.5% |
| Grand Coulee | Grand Coulee, Washington | 19 TWh | Feb 1941 | Aug 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | Aug 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Aug 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 19 TWh | Apr 1971 | Aug 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Aug 2026 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| Joseph M Farley | Columbia, Alabama | 15 TWh | Nov 1977 | Aug 2026 | Nuclear |
| Labadie | Labadie, Missouri | 15 TWh | May 1970 | Aug 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Aug 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Aug 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Aug 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Aug 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 15 TWh | Oct 1969 | Aug 2026 | Subbituminous Coal : 75.1% Bituminous Coal : 15.7% Petroleum Coke : 9.0% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Aug 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Aug 2026 | Nuclear |
| Oak Grove (TX) | Franklin, Texas | 12 TWh | Mar 2010 | Aug 2026 | Lignite Coal : 99.3% Natural Gas : 0.7% |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Aug 2026 | Nuclear |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Aug 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Aug 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Aug 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Aug 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Aug 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Aug 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 18 TWh | Jun 1981 | Aug 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 20 TWh | Jul 1988 | Aug 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 15 TWh | Apr 1976 | Aug 2026 | Nuclear |
| Surry | Surry, Virginia | 12 TWh | Nov 1972 | Aug 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 20 TWh | May 1983 | Aug 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Aug 2026 | Nuclear : 64.7% Natural Gas : 35.3% |
| Union Power Station | El Dorado, Arkansas | 13 TWh | Dec 2002 | Aug 2026 | Natural Gas |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Aug 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 14 TWh | May 1958 | Aug 2026 | Subbituminous Coal : 82.1% Natural Gas : 17.9% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 20 TWh | Apr 1996 | Aug 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | Aug 2026 | Natural Gas : 99.9% |