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 |
|---|---|---|---|---|---|---|---|---|
| Cosper Creek Solar, LLC | Greenwood VIllage, CO | Independent Power Producer | 1 | 3.9 GWh | Dec 2025 | - | ||
| Carnes Creek Solar, LLC | Greenwood VIllage, CO | Independent Power Producer | 1 | 4.5 GWh | Dec 2025 | - | ||
| Vermillion Power LLC | Greenwich, CT | Independent Power Producer | 1 | 1.4 TWh | Dec 2025 | Oct 2025 | $23.62M | |
| Unison Energy LLC | Greenwich, CT | Independent Power Producer | 1 | 20.6 GWh | Dec 2025 | - | ||
| Garrison Energy Center LLC | Greenwich, CT | Independent Power Producer | 1 | 1.1 TWh | Aug 2026 | Oct 2025 | $18.94M | |
| Edgewater Generation, LLC | Greenwich, CT | Independent Power Producer | 1 | 9.8 TWh | Aug 2026 | - | ||
| Citadel Energy Marketing LLC | Greenwich, CT | - | - | - | Sep 2025 | $54.04M | ||
| CH4 Biogas LLC | Greenwich, CT | Independent Power Producer | 2 | 3.5 GWh | Dec 2025 | - | ||
| 1370 Shannon LLC | Greenwich, CT | Independent Power Producer | 1 | 493.6 GWh | Aug 2026 | - | ||
| City Of Greenville - (TX) | Greenville, TX | Municipally-Owned Utility | 1 | 58.4 GWh | Dec 2025 | - | ||
| Anderson Wind II LLC | Greenville, SC | Independent Power Producer | 1 | 30.0 GWh | Dec 2025 | - | ||
| Anderson Wind I LLC | Greenville, SC | Independent Power Producer | 1 | 9.6 GWh | Dec 2025 | - | ||
| Monongahela Power Co | Greensburg, PA | Investor-Owned Utility | 10 | 18.1 TWh | Aug 2026 | Oct 2025 | $290.81M | $995.94k |
| Allegheny Energy Supply Co LLC | Greensburg, PA | Investor-Owned Utility | 6 | - | Jan 2026 | Oct 2025 | $3.49M | $5.89M |
| White Street Renewables LLC | Greensboro, NC | Independent Power Producer | 1 | 10.7 GWh | Dec 2025 | - | ||
| Think Energy, LLC | Greens Farms, CT | - | - | - | Oct 2025 | $5.22M | $10.67M | |
| Wolverine Wind Energy, LLC | Greenfield, IA | Independent Power Producer | 1 | 5.3 GWh | Dec 2025 | - | ||
| Wiota Wind Energy, LLC #1 | Greenfield, IA | Independent Power Producer | 1 | 5.6 GWh | Dec 2025 | - | ||
| Wind Gem, LLC | Greenfield, IA | Independent Power Producer | 1 | 5.3 GWh | Dec 2025 | - | ||
| Sky Volt, LLC | Greenfield, IA | Independent Power Producer | 1 | 5.0 GWh | Dec 2025 | - | ||
| Roseman Energy, LLC | Greenfield, IA | Independent Power Producer | 1 | 7.5 GWh | Dec 2025 | - | ||
| Meadow Ridge Wind Energy, LLC | Greenfield, IA | Independent Power Producer | 1 | 2.8 GWh | Dec 2025 | - | ||
| Green Energy Machine, LLC | Greenfield, IA | Independent Power Producer | 1 | 6.5 GWh | Dec 2025 | - | ||
| Forward Fontanelle Power, LLC | Greenfield, IA | Independent Power Producer | 1 | 5.4 GWh | Dec 2025 | - | ||
| Cumberland Rose Wind Energy, LLC | Greenfield, IA | Independent Power Producer | 1 | 4.5 GWh | Dec 2025 | - | ||
| Bulldog Wind Energy, LLC | Greenfield, IA | Independent Power Producer | 1 | 4.8 GWh | Dec 2025 | - | ||
| Birch Power Co | Greenfield, IA | Independent Power Producer | 2 | 18.7 GWh | Dec 2025 | - | ||
| August Wind Energy, LLC | Greenfield, IA | Independent Power Producer | 1 | 1.8 GWh | Nov 2025 | - | ||
| We Soda Alkali | Green River, WY | Industrial | 1 | 293.6 GWh | Dec 2025 | - | ||
| TATA Chemicals Partners | Green River, WY | Industrial | 1 | 233.7 GWh | Aug 2026 | - | ||
| Erin Garden LLC | Green Isle, MN | Independent Power Producer | 1 | 1.7 GWh | Dec 2025 | - | ||
| Georgia-Pacific Consumer OPER. Green Bay LLC | Green Bay, WI | Industrial | 1 | 264.8 GWh | Aug 2026 | - | ||
| USS Auburn Solar LLC | Greeley, CO | Independent Power Producer | 1 | 1.0 GWh | Dec 2025 | - | ||
| American Bituminous Power LP | Grant Town, WV | Independent Power Producer | 1 | 69.9 GWh | Sep 2025 | - | ||
| Palmer's Creek Wind Farm, LLC | Granite Falls, MN | Independent Power Producer | 1 | 137.2 GWh | Aug 2026 | Sep 2025 | $715.05k | |
| Big Blue Wind Farm LLC (MN) | Granite Falls, MN | Independent Power Producer | 1 | 76.0 GWh | Dec 2025 | Sep 2025 | $910.26k | |
| Grand VIew PV Solar Two, LLC | Grand VIew, ID | Independent Power Producer | 1 | 192.8 GWh | Aug 2026 | Sep 2025 | $3.89M | |
| Condor Energy Storage LLC | Grand Terrance, CA | Independent Power Producer | 1 | -31.4 GWh | Aug 2026 | Oct 2025 | $7.40M | |
| Kent County - (Mi) | Grand Rapids, MI | Municipally-Owned Utility | 1 | 87.3 GWh | Aug 2026 | - | ||
| Redlands Water & Power Company | Grand Junction, CO | Independent Power Producer | 1 | 7.3 GWh | Dec 2024 | - | ||
| City Of Grand Island - (Ne) | Grand Island, NE | Municipally-Owned Utility | 3 | 464.6 GWh | Dec 2025 | Oct 2025 | $1.06M | |
| Minnkota Power Coop, Inc | Grand Forks, ND | Cooperative | 3 | 4.2 TWh | Aug 2026 | Oct 2025 | $19.00M | $33.38M |
| Mountain Parks Services, Inc. | Granby, CO | Cooperative | 2 | 4.2 GWh | Dec 2025 | - | ||
| Wolf Hollow I Power, LLC | Granbury, TX | Independent Power Producer | 1 | 3.5 TWh | Aug 2026 | - | ||
| Louisiana Sugar Refining LLC | Gramercy, LA | Industrial | 1 | 10.7 GWh | Dec 2025 | - | ||
| Atalco Gramercy LLC | Gramercy, LA | Industrial | 1 | 197.4 GWh | Dec 2025 | - | ||
| Poet Biorefining - Gowrie | Gowrie, IA | Industrial | 1 | 3.7 GWh | Dec 2025 | - | ||
| Scotch Settlement | Gouverneur, NY | Independent Power Producer | 1 | 1.6 GWh | Dec 2025 | - | ||
| Hampshire Paper Co Inc | Gouverneur, NY | Independent Power Producer | 1 | 14.2 GWh | Dec 2025 | - | ||
| Biorigin Specialty Products | Gouvener, NY | Industrial | 1 | 5.4 GWh | Dec 2025 | - | ||
| Green Cow Power LLC | Goshen, IN | Industrial | 1 | 12.0 GWh | Dec 2025 | - | ||
| Koyle Hydro Inc | Gooding, ID | Independent Power Producer | 1 | 1.3 GWh | Oct 2025 | - | ||
| AJMS, LLC | Gooding, ID | Independent Power Producer | 1 | 1.3 GWh | Oct 2025 | - | ||
| Molson Coors USA LLC | Golden, CO | Industrial | 1 | 130.7 GWh | Aug 2026 | - | ||
| Ny- CSG- Johnstown 2 | Gloversville, NY | Independent Power Producer | 1 | 2.0 GWh | Dec 2025 | - | ||
| Carvers Creek, LLC | Gloucester, VA | Independent Power Producer | 1 | 300.6 GWh | Aug 2026 | Oct 2025 | $3.61M | |
| Riverside Renewable Energy | Gloucester City, NJ | Commercial | 1 | 11.6 GWh | Dec 2025 | - | ||
| Holy Cross Electric Assn, Inc | Glenwood Springs, CO | Cooperative | 1 | 1.7 GWh | Dec 2025 | - | ||
| Finch Paper LLC | Glens Falls, NY | Industrial | 1 | 120.1 GWh | Dec 2025 | - | ||
| Illinois Winds LLC | Glenns Ferry, ID | Independent Power Producer | - | - | - | Sep 2025 | $1.82M | |
| Idaho Winds LLC | Glenns Ferry, ID | Independent Power Producer | 1 | 54.2 GWh | Dec 2025 | - | ||
| Copper Valley ELEC Assn, Inc | Glennallen, AK | Cooperative | 5 | 100.9 GWh | Dec 2025 | - | ||
| Calportland Company | Glendora, CA | Industrial | 1 | 24.4 GWh | Dec 2025 | - | ||
| City Of Glendale - (Ca) | Glendale, CA | Municipally-Owned Utility | 3 | 16.2 GWh | Aug 2026 | Sep 2025 | $3.53M | |
| Westrock (TX) | Glen Allen, VA | Industrial | 1 | 478.8 GWh | Dec 2025 | - | ||
| Old Dominion Electric Coop | Glen Allen, VA | Cooperative | 10 | 4.9 TWh | Aug 2026 | Oct 2025 | $437.30M | $58.66M |
| Mead Coated Board Inc | Glen Allen, VA | Industrial | 1 | 796.4 GWh | Aug 2026 | - | ||
| Calpine Gilroy Cogen LP | Gilroy, CA | Independent Power Producer | 2 | 53.0 GWh | Dec 2025 | Oct 2025 | $2.56M | |
| Ri-Corp. Development, Inc. | Gilberton, PA | - | - | - | Oct 2025 | $10.56M | ||
| Anthracite Power And Light Company | Gilberton, PA | - | - | - | Oct 2025 | $107.40k | $2.73M | |
| Arizona Solar One LLC | Gila Bend, AZ | Independent Power Producer | 1 | 903.4 GWh | Aug 2026 | Sep 2025 | $47.80M | |
| Gibson City Energy Center LLC | Gibson City, IL | Independent Power Producer | 1 | 79.8 GWh | Dec 2025 | Sep 2025 | $2.30M | |
| Hunterstown Generation, LLC | Gettysburg, PA | Independent Power Producer | 1 | 6.4 TWh | Aug 2026 | Sep 2025 | $74.51M | |
| Village Of Genoa - (Oh) | Genoa, OH | Municipally-Owned Utility | 1 | 267.6 MWh | Dec 2025 | - | ||
| Henkel U.S. Operations Corporation | Geneva, NY | Industrial | 1 | 1.6 GWh | Aug 2026 | - | ||
| SV CSG South Dekalb 2 LLC | Geneva, IL | Independent Power Producer | 1 | 4.8 GWh | Dec 2025 | - | ||
| City Of Geneva - (Il) | Geneva, IL | Municipally-Owned Utility | 1 | 13.6 GWh | Dec 2025 | Sep 2025 | $681.58k | |
| City Of Geneseo - (Il) | Geneseo, IL | Municipally-Owned Utility | 1 | 7.8 GWh | Aug 2026 | - | ||
| Shell Chemical LP | Geismar, LA | Independent Power Producer|Industrial | 2 | 643.4 GWh | Dec 2025 | Sep 2025 | $883.16k | |
| Mud Garden LLC | Gaylord, MN | Independent Power Producer | 1 | 1.8 GWh | Dec 2025 | - | ||
| City Of Gastonia - (NC) | Gastonia, NC | Municipally-Owned Utility | 2 | 332.0 MWh | Aug 2026 | - | ||
| East Kansas AGRI-Energy, LLC | Garnett, KS | Commercial | 1 | 5.4 GWh | Aug 2026 | - | ||
| CBC Alternative Energy, LLC | Garner, NC | Independent Power Producer | 1 | 4.3 GWh | Dec 2025 | - | ||
| City Of Garland - (TX) | Garland, TX | Municipally-Owned Utility | 4 | 71.7 GWh | Dec 2025 | - | ||
| MT Wachusett Community College | Gardner, MA | State-Owned Utility | 1 | 4.7 GWh | Aug 2026 | - | ||
| Dept Of Corrections NCCI Wind | Gardner, MA | Political Subdivision | 1 | 2.3 GWh | Aug 2026 | - | ||
| City Of Gardner - (KS) | Gardner, KS | Municipally-Owned Utility | 1 | 526.1 MWh | Dec 2025 | - | ||
| U.S. Energy Partners, LLC | Garden City, NY | - | - | - | Oct 2025 | $80.39k | $91.91k | |
| RPA Energy, Inc. | Garden City, NY | - | - | - | Oct 2025 | $1.21k | $258.87k | |
| Catalyst Power & Gas LLC | Garden City, NY | - | - | - | Oct 2025 | $299.48k | ||
| Ap Gas & Electric (Ny), LLC | Garden City, NY | - | - | - | Oct 2025 | $25.95k | ||
| Bonanza Bioenergy LLC | Garden City, KS | Industrial | 1 | 6.1 GWh | Aug 2026 | - | ||
| GANS Energy LLC | GANS, PA | Independent Power Producer | 1 | 149.8 GWh | Dec 2025 | Sep 2025 | $3.59M | |
| The Greater Light USA LLC | Galveston, TX | Independent Power Producer | 2 | 21.4 GWh | Dec 2025 | - | ||
| Galena Electric Utility | Galena, AK | Municipally-Owned Utility | 1 | 5.2 GWh | Dec 2025 | - | ||
| Gainesville Regional Utilities | Gainesville, FL | Municipally-Owned Utility | 5 | 2.0 TWh | Aug 2026 | Sep 2024 | ||
| Cherokee County Cogen Partners LLC | Gaffney, SC | Independent Power Producer | 1 | 712.9 GWh | Dec 2025 | - | ||
| Broad River Energy LLC | Gaffney, SC | Independent Power Producer | 1 | 1.3 TWh | Aug 2026 | Sep 2025 | $7.85M | |
| USS Origami Solar LLC | Fulton, IL | Independent Power Producer | 1 | 1.1 GWh | Dec 2025 | - | ||
| USS Cattail Solar LLC | Fulton, IL | Independent Power Producer | 1 | 1.3 GWh | Dec 2025 | - |
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% |