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 |
|---|---|---|---|---|---|---|---|---|
| Hoffer Plastics | South Elgin, IL | Industrial | 1 | 2.7 GWh | Mar 2026 | - | ||
| Boralex Hydro Operations Inc | South Glens Falls, NY | Independent Power Producer | 6 | 414.1 GWh | Dec 2024 | - | ||
| Boralex US Operations LLC | South Glens Falls, NY | Independent Power Producer | 15 | 4.2 TWh | Mar 2026 | - | ||
| Deseret Generation & TRAN Coop | South Jordan, UT | Cooperative | 2 | 3.6 TWh | Mar 2026 | - | ||
| Deseret Generation & Transmission Co-Operative, Inc. | South Jordan, UT | - | - | - | Oct 2025 | $336.66M | $7.17M | |
| Kennecott Utah Copper | South Jordan, UT | Industrial | 2 | 161.5 GWh | Mar 2026 | - | ||
| Liberty Utilities (Calpeco Electric) LLC | South Lake Tahoe, CA | Investor-Owned Utility | 3 | 115.5 GWh | Mar 2026 | Oct 2025 | $423.39k | $5.80M |
| C.N. Brown Electricity, LLC | South Paris, ME | - | - | - | Sep 2025 | $37.52k | $1.01M | |
| Jordache Enterprises | South Plainfield, NJ | Commercial | 1 | 1.5 GWh | Dec 2024 | - | ||
| New Hope Power Partnership | Southbay, FL | - | - | - | Sep 2025 | $277.57k | ||
| Southbridge Recycling And Disposal Park | Southbridge, MA | Independent Power Producer | 1 | 13.0 GWh | Dec 2024 | - | ||
| Utah Municipal Power Agency | Spanish Fork, UT | Political Subdivision | 3 | 891.4 GWh | Mar 2026 | Oct 2025 | $311.45M | |
| Aga Tag Solar III LLC | Spartanburg, SC | Independent Power Producer | 1 | 2.9 GWh | Dec 2024 | - | ||
| Atood Solar III LLC | Spartanburg, SC | Independent Power Producer | 1 | 2.9 GWh | Dec 2024 | - | ||
| JSD Flatwood PV-1, LLC | Spartanburg, SC | Independent Power Producer | 4 | 2.4 GWh | Dec 2024 | - | ||
| Limelight Solar II LLC | Spartanburg, SC | Independent Power Producer | 1 | 2.0 GWh | Dec 2024 | - | ||
| Spartanburg Commissioners PW | Spartanburg, SC | Municipally-Owned Utility | 1 | 1.2 GWh | Mar 2026 | - | ||
| City Of Spearfish | Spearfish, SD | Municipally-Owned Utility | 1 | 21.4 GWh | Dec 2024 | - | ||
| City Of Spencer - (Ia) | Spencer, IA | Municipally-Owned Utility | 1 | 772.3 MWh | Dec 2024 | - | ||
| Avista Corp | Spokane, WA | Investor-Owned Utility | 14 | 7.4 TWh | Mar 2026 | Oct 2025 | $54.87M | $32.57M |
| City Of Spokane | Spokane, WA | Municipally-Owned Utility | 2 | 198.6 GWh | Mar 2026 | - | ||
| Pixelle Specialty Solution, LLC | Spring Grove, PA | Industrial | 3 | 684.9 GWh | Mar 2026 | Oct 2025 | $944.05k | |
| Rockland Electric Company | Spring Valley, NY | - | - | - | Oct 2025 | $405.30 | $24.44M | |
| Springdale Energy LLC | Springdale, PA | Independent Power Producer | 2 | 4.6 TWh | Mar 2026 | Sep 2025 | $45.05M | |
| Springer Electric Coop, Inc | Springer, NM | Cooperative | 1 | 2.1 GWh | Dec 2024 | Sep 2025 | $3.71M | |
| City Of Springfield - (Il) | Springfield, CO | Municipally-Owned Utility | 6 | 653.3 GWh | Mar 2026 | Sep 2025 | $243.50k | |
| Illinois Municipal Electric Agency | Springfield, IL | - | - | - | Oct 2025 | $31.97M | $8.41M | |
| Prairie Power, Inc | Springfield, IL | Cooperative | 3 | 40.4 GWh | Dec 2024 | Oct 2025 | $4.26M | |
| Heliovaas LLC | Springfield, MA | Commercial | 3 | 5.1 GWh | Dec 2024 | - | ||
| Associated Electric Coop, Inc | Springfield, MO | Cooperative | 11 | 26.0 TWh | Mar 2026 | Oct 2025 | $102.40M | $35.00M |
| City Utilities Of Springfield - (Mo) | Springfield, MO | Municipally-Owned Utility | 5 | 2.1 TWh | Mar 2026 | Feb 2014 | ||
| City Of Springville - (Ut) | Springville, UT | Municipally-Owned Utility | 5 | 12.4 GWh | Dec 2024 | Jul 2019 | ||
| Exxonmobil Baton Rouge Complex | Spring, TX | - | - | - | Oct 2025 | $6.13M | ||
| Exxonmobil Beaumont Complex | Spring, TX | - | - | - | Oct 2025 | $19.77M | ||
| Lakeswind Power Partners | Spring, TX | Independent Power Producer | 1 | 165.7 GWh | Dec 2024 | Sep 2025 | $1.14M | |
| Orion Engineered Carbons | Spring, TX | Industrial | 3 | 146.8 GWh | Dec 2024 | - | ||
| Twin Eagle Resource Management, LLC | Spring, TX | - | - | - | Oct 2025 | $6.31M | $2.22M | |
| Carville Energy LLC | St Gabriel, LA | Independent Power Producer | 1 | 3.0 TWh | Feb 2026 | Sep 2025 | $38.12M | |
| City Of St George | St George, UT | Municipally-Owned Utility | 5 | 149.1 GWh | Dec 2024 | Sep 2025 | $3.49M | |
| Washington CNTY WTR Consv DIST | St George, UT | Political Subdivision | 1 | 8.7 GWh | Mar 2026 | - | ||
| Town Of Amherst Solar, LLC | St Louis Park, MN | Independent Power Producer | 1 | 4.1 GWh | Dec 2024 | - | ||
| Anheuser-Busch Inc | St Louis, MO | Industrial | 3 | 122.6 GWh | Mar 2026 | - | ||
| Solutia Inc-Indian | St Louis, MO | Industrial | 1 | 5.0 GWh | Feb 2026 | - | ||
| Union Electric Co - (Mo) | St Louis, MO | Investor-Owned Utility | 33 | 34.7 TWh | Mar 2026 | Oct 2025 | $687.14M | $457.50k |
| Wallingford Energy LLC | St Louis, MO | Independent Power Producer | 1 | 99.7 GWh | Dec 2024 | Sep 2025 | $10.05M | |
| City Of St Marys - (Oh) | St Marys, OH | Municipally-Owned Utility | 1 | 358.7 MWh | Dec 2024 | - | ||
| Pleasants Energy LLC | St Marys, WV | Independent Power Producer | 1 | 1.6 TWh | Mar 2026 | Oct 2025 | $17.95M | |
| High Prairie Wind Farm II LLC | St Paul, MN | Independent Power Producer | 1 | 326.7 GWh | Dec 2024 | Sep 2025 | $3.17M | |
| Townsite Solar, LLC | St Thomas, VI | Independent Power Producer | 1 | 498.5 GWh | Mar 2026 | Oct 2025 | $7.67M | $2.27M |
| Carolina Power Partners, LLC | St. Augustine, FL | Independent Power Producer | 1 | 3.5 TWh | Mar 2026 | Oct 2025 | $40.77M | $315.17k |
| St. Cloud Hydroelectric Generation Facility | St. Cloud, MN | Municipally-Owned Utility | 1 | 54.3 GWh | Dec 2024 | - | ||
| Hood Container Of Louisiana, LLC | St. Francisville, LA | Industrial | 1 | 121.0 GWh | Dec 2024 | - | ||
| Nalcor Energy Marketing Corporation | St. John's, NL | - | - | - | Sep 2025 | $12.73M | ||
| AFTW Holdings, LLC | St. Louis Park, MN | Independent Power Producer | 1 | 12.5 GWh | Dec 2024 | - | ||
| Beacon Solar, LLC | St. Louis Park, MN | Independent Power Producer | 1 | 8.7 GWh | Dec 2024 | - | ||
| Celina Solar Project #1, LLC | St. Louis Park, MN | Independent Power Producer | 1 | 6.7 GWh | Dec 2024 | - | ||
| Crystal Farms Local Solar, LLC | St. Louis Park, MN | Independent Power Producer | 1 | 10.6 GWh | Dec 2024 | - | ||
| CVI Renewables Holdings, LLC. | St. Louis Park, MN | Independent Power Producer | 5 | 13.6 GWh | Dec 2024 | - | ||
| Fairhaven Ma 1, LLC | St. Louis Park, MN | Independent Power Producer | 1 | 3.6 GWh | Dec 2024 | - | ||
| Fresno Community Solar Developers, LLC | St. Louis Park, MN | Independent Power Producer | 1 | 15.4 GWh | Dec 2024 | - | ||
| Huxley Solar, LLC | St. Louis Park, MN | Independent Power Producer | 1 | 10.6 GWh | Dec 2024 | - | ||
| Truman Solar, LLC | St. Louis Park, MN | Independent Power Producer | 1 | 23.5 GWh | Dec 2024 | - | ||
| Altona Solar, LLC | St. Louis, MO | - | - | - | Sep 2025 | $1.03M | ||
| Birch Creek Power, LLC | St. Louis, MO | Independent Power Producer | 7 | 582.1 GWh | Mar 2026 | - | ||
| Centerstream STL, LLC | St. Louis, MO | Independent Power Producer | 1 | 31.0 GWh | Jan 2026 | Sep 2025 | $794.70k | |
| EARP Solar, LLC | St. Louis, MO | - | - | - | Sep 2025 | $1.24M | ||
| Envoy Solar, LLC | St. Louis, MO | - | - | - | Sep 2025 | $1.75M | ||
| Kimmel Road Solar, LLC | St. Louis, MO | - | - | - | Sep 2025 | $1.56M | ||
| Osage Wind, LLC | St. Louis, MO | Independent Power Producer | - | - | - | Sep 2025 | $3.91M | |
| Richland Township Solar, LLC | St. Louis, MO | - | - | - | Jun 2025 | $1.30M | ||
| Salt Creek Township Solar, LLC | St. Louis, MO | - | - | - | Sep 2025 | $1.52M | ||
| MSC-Empire01, LLC | St. Paul, MN | Independent Power Producer | 1 | 2.0 GWh | Dec 2024 | - | ||
| Preston Garden LLC | St. Paul, MN | Independent Power Producer | 1 | 785.0 MWh | Dec 2024 | - | ||
| Titlow Garden LLC | St. Paul, MN | Independent Power Producer | 1 | 1.9 GWh | Dec 2024 | - | ||
| Duke Energy Florida, LLC | St. Petersburg, FL | Independent Power Producer|Investor-Owned Utility | 50 | 46.4 TWh | Mar 2026 | Sep 2025 | $17.46M | $17.05M |
| Reworld Projects, LLC | St. Petersburg, FL | Commercial | 1 | 293.3 GWh | Mar 2026 | - | ||
| US Army Corps Of Engineers | St. Stephen, SC | Federally-Owned Utility | 1 | 265.5 GWh | Dec 2024 | - | ||
| Town Of Stafford - (CT) | Stafford Springs, CT | Municipally-Owned Utility | 1 | 3.3 GWh | Dec 2024 | - | ||
| AETS OPCO Holdings LLC | Stamford, CT | Independent Power Producer | 10 | 9.3 GWh | Dec 2024 | - | ||
| Altus Power America Management, LLC | Stamford, CT | Independent Power Producer | 179 | 861.9 GWh | Mar 2026 | - | ||
| Castleton Commodities Energy Services LLC | Stamford, CT | - | - | - | Oct 2025 | $34.49M | $33.24M | |
| Castleton Commodities Energy Trading LLC | Stamford, CT | - | - | - | Oct 2025 | $65.53M | $119.28k | |
| Colice Hall Solar LLC | Stamford, CT | Independent Power Producer | 1 | 35.0 GWh | Dec 2024 | Oct 2025 | $470.93k | |
| Cubico USA, LLC | Stamford, CT | Independent Power Producer | 8 | 1.2 TWh | Mar 2026 | - | ||
| Danske Commodities US LLC | Stamford, CT | - | - | - | Sep 2025 | $11.51M | ||
| Engelhart CTP (US) LLC | Stamford, CT | - | - | - | Oct 2025 | $2.88M | ||
| FPS Coxsackie Solar LLC | Stamford, CT | Independent Power Producer | 1 | 8.7 GWh | Dec 2024 | - | ||
| Freepoint Commodities LLC | Stamford, CT | Independent Power Producer | 2 | - | - | Oct 2025 | $3.69M | $3.69M |
| GB II New York LLC | Stamford, CT | Independent Power Producer | 1 | 3.6 TWh | Mar 2026 | Oct 2025 | $72.87M | |
| Generation Bridge II Connecticut, LLC | Stamford, CT | Investor-Owned Utility | 2 | 3.8 TWh | Mar 2026 | - | ||
| Green Street Power Partners | Stamford, CT | Commercial | 39 | 159.4 GWh | Dec 2024 | - | ||
| Oak Solar LLC | Stamford, CT | Independent Power Producer | 1 | 274.9 GWh | Mar 2026 | Oct 2025 | $3.41M | |
| Panda Solar NC 1, LLC | Stamford, CT | Independent Power Producer | 1 | 1.9 GWh | Dec 2024 | - | ||
| Panda Solar NC 10, LLC | Stamford, CT | Independent Power Producer | 1 | 4.4 GWh | Dec 2024 | - | ||
| Panda Solar NC 11, LLC | Stamford, CT | Independent Power Producer | 1 | 3.6 GWh | Dec 2024 | - | ||
| Panda Solar NC 2, LLC | Stamford, CT | Independent Power Producer | 1 | 3.8 GWh | Dec 2024 | - | ||
| Panda Solar NC 3, LLC | Stamford, CT | Independent Power Producer | 1 | 3.6 GWh | Dec 2024 | - | ||
| Panda Solar NC 4, LLC | Stamford, CT | Independent Power Producer | 1 | 3.1 GWh | Dec 2024 | - | ||
| Panda Solar NC 5, LLC | Stamford, CT | Independent Power Producer | 1 | 1.8 GWh | Dec 2024 | - | ||
| Panda Solar NC 6, LLC | Stamford, CT | Independent Power Producer | 1 | 1.8 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 | Mar 2026 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | Mar 2026 | Natural Gas : 95.8% Bituminous Coal : 4.2% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Mar 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | Mar 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Mar 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 30 TWh | Jul 1974 | Mar 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 16 TWh | Oct 1975 | Mar 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 19 TWh | Aug 1985 | Mar 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Mar 2026 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | Mar 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Mar 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Mar 2026 | Natural Gas : 68.9% Bituminous Coal : 30.9% |
| Diablo Canyon | Avila Beach, California | 17 TWh | Apr 1985 | Mar 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Mar 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Mar 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Mar 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Mar 2026 | Bituminous Coal : 99.6% |
| Grand Coulee | Grand Coulee, Washington | 18 TWh | Feb 1941 | Mar 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | Mar 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Mar 2026 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Mar 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 18 TWh | Apr 1971 | Mar 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Mar 2026 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| Joseph M Farley | Columbia, Alabama | 13 TWh | Nov 1977 | Mar 2026 | Nuclear |
| Labadie | Labadie, Missouri | 16 TWh | May 1970 | Mar 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Mar 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Mar 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Mar 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Mar 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | Mar 2026 | Subbituminous Coal : 75.0% Bituminous Coal : 16.0% Petroleum Coke : 8.9% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Mar 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Mar 2026 | Nuclear |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Mar 2026 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Feb 2026 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Mar 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Mar 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Mar 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Mar 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 16 TWh | Nov 1972 | Mar 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Mar 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 15 TWh | Jun 1981 | Mar 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 21 TWh | Jul 1988 | Mar 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 16 TWh | Apr 1976 | Mar 2026 | Nuclear |
| Surry | Surry, Virginia | 13 TWh | Nov 1972 | Mar 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Mar 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Mar 2026 | Nuclear : 68.1% Natural Gas : 31.9% |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Mar 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 15 TWh | May 1958 | Mar 2026 | Subbituminous Coal : 82.1% Natural Gas : 17.9% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 18 TWh | Apr 1996 | Mar 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | Mar 2026 | Natural Gas |