Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| OCI Alamo Solar I Hybrid | OCI Energy LLC | San Antonio, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 77.8 GWh | Nov 2013 | Dec 2025 | Solar |
| NE Renewable Tamworth, LLC | NE Renewable Tamworth, LLC | Tamworth, NH | ISO New England (ISNE) | 77.8 GWh | Nov 1987 | Dec 2025 | Wood/Wood Waste Solids |
| Ontario LFGTE | Seneca Energy II | Stanley, NY | New York Independent System Operator (NYIS) | 77.7 GWh | Oct 2003 | Dec 2025 | Landfill Gas |
| Swan Lake | Southeast Alaska Power Agency | Ketchikan, AK | (NA) | 77.6 GWh | May 1984 | Dec 2025 | Water |
| Baconton Power Plant | Baconton Power LLC | Baconton, GA | Southern Company Services, Inc. - Trans (SOCO) | 77.6 GWh | May 2000 | Dec 2025 | Natural Gas : 98.6% Distillate Fuel Oil : 1.4% |
| Pfizer Groton Plant | Pfizer Inc | Groton, CT | ISO New England (ISNE) | 77.6 GWh | Dec 1947 | Jun 2026 | Natural Gas : 88.8% Distillate Fuel Oil : 11.2% |
| Richland Township Solar, LLC | Birch Creek Power, LLC | Washburn, IL | Midcontinent Independent System Operator, Inc. (MISO) | 77.4 GWh | Dec 2024 | Jun 2026 | Solar |
| River Mill | Portland General Electric Co | Estacada, OR | Portland General Electric Company (PGE) | 77.3 GWh | Oct 1911 | Dec 2025 | Water |
| Skelton | Brookfield White Pine Hydro LLC | Dayton, ME | ISO New England (ISNE) | 77.2 GWh | Dec 1947 | Dec 2025 | Water |
| Salton Sea Power Gen Co - Unit 1 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 77.1 GWh | Jun 1982 | Dec 2025 | Geothermal |
| Eielson AFB Central Heat & Power Plant | U S Air Force-Eielson AFB | Eielson AFB, AK | 77.1 GWh | Sep 1952 | Dec 2025 | Subbituminous Coal : 98.4% Distillate Fuel Oil : 1.6% | |
| Hale Kuawehi Solar Hybrid | Hale Kuawehi Solar LLC | Waimea, HI | (HECO) | 77.1 GWh | Feb 2025 | Jun 2026 | Solar |
| Llano Estacado Wind Ranch | Llano Estacado Wind Ranch | White Deer, TX | Southwest Power Pool (SWPP) | 77.0 GWh | Nov 2001 | Dec 2025 | Wind |
| Fishing Creek | Duke Energy Carolinas, LLC | Great Falls, SC | Duke Energy Carolinas (DUK) | 76.8 GWh | Oct 1916 | Dec 2025 | Water |
| Mont Belvieu Cogeneration Unit | Targa Co-Generation LLC | Mont Belvieu, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 76.8 GWh | Jun 2009 | Dec 2025 | Natural Gas |
| Antrim Wind | Antrim Wind Energy LLC | Antrim, NH | ISO New England (ISNE) | 76.7 GWh | Nov 2019 | Jun 2026 | Wind |
| AM Wind Repower | AM Wind Repower LLC | Whitewater, CA | California Independent System Operator (CISO) | 76.7 GWh | Feb 2025 | Jun 2026 | Wind |
| Alamosa Solar | Solar of Alamosa LLC | Mosca, CO | Public Service Company of Colorado (PSCO) | 76.6 GWh | Mar 2012 | Dec 2025 | Solar |
| Barrett Solar Project | Barrett Solar Project LLC (RE) | Point, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 76.5 GWh | - | Jun 2026 | Solar |
| Earp Solar, LLC | Birch Creek Power, LLC | Monmouth, IL | Midcontinent Independent System Operator, Inc. (MISO) | 76.4 GWh | Mar 2024 | Jun 2026 | Solar |
| San Emidio | USG Nevada LLC | Gerlach, NV | Nevada Power Company (NEVP) | 76.4 GWh | Apr 2012 | Dec 2025 | Geothermal |
| Swamp Cabbage | Florida Power & Light Co | LaBelle, FL | Florida Power & Light Co. (FPL) | 76.1 GWh | - | Jun 2026 | Solar |
| Roosevelt | Salt River Project | Roosevelt, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 76.0 GWh | Feb 1973 | Dec 2025 | Water |
| Fenner Wind | CHI Energy Inc | Cazenovia, NY | New York Independent System Operator (NYIS) | 75.8 GWh | Sep 2001 | Dec 2025 | Wind |
| Hargis-Hebert Electric Generating | Lafayette Utilities System | Lafayette, LA | Midcontinent Independent System Operator, Inc. (MISO) | 75.7 GWh | May 2006 | Dec 2025 | Natural Gas |
| Berry NMW Cogens | Berry Petroleum Co | Bakersfield, CA | California Independent System Operator (CISO) | 75.7 GWh | Oct 2017 | Dec 2025 | Natural Gas |
| Big Turtle Wind Farm, LLC | DTE Sustainable Generation | Harbor Beach, MI | Midcontinent Independent System Operator, Inc. (MISO) | 75.6 GWh | Nov 2014 | Dec 2025 | Wind |
| Madison Dam | NorthWestern Energy (MT Hydro) | Ennis, MT | NorthWestern Corporation (NWMT) | 75.6 GWh | Aug 1906 | Dec 2025 | Water |
| Quinebaug Solar | Quinebaug Solar, LLC | Canterbury, CT | ISO New England (ISNE) | 75.4 GWh | Nov 2021 | Jun 2026 | Solar |
| Mammoth G3 | Ormat Nevada Inc | Mammoth Lakes, CA | California Independent System Operator (CISO) | 75.3 GWh | Nov 1990 | Dec 2025 | Geothermal |
| Ridgewind | Ridgewind Power Partners LLC | Woodstock, MN | Midcontinent Independent System Operator, Inc. (MISO) | 75.2 GWh | Dec 2010 | Dec 2025 | Wind |
| Fish Creek Solar Park | DTE Electric Company | Greenville, MI | Midcontinent Independent System Operator, Inc. (MISO) | 75.1 GWh | - | Jun 2026 | Solar |
| Drop 4 | Imperial Irrigation District | Holtville, CA | Imperial Irrigation District (IID) | 74.9 GWh | Jan 1941 | Dec 2025 | Water |
| Salton Sea Power Gen Co - Unit 2 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 74.8 GWh | Feb 1990 | Dec 2025 | Geothermal |
| CP Kelco San Diego Plant | CP Kelco US Inc. | San Diego, CA | California Independent System Operator (CISO) | 74.8 GWh | Sep 1983 | Jun 2026 | Natural Gas |
| Waste Management King George LFGTE | WM Renewable Energy LLC | King George, VA | PJM Interconnection, LLC (PJM) | 74.6 GWh | Apr 2010 | Jun 2026 | Landfill Gas |
| Central 40 | Central 40, LLC | Newman, CA | California Independent System Operator (CISO) | 74.6 GWh | Jan 2021 | Jun 2026 | Solar |
| St Paul Cogeneration | St Paul Cogeneration LLC | St. Paul, MN | Midcontinent Independent System Operator, Inc. (MISO) | 74.5 GWh | Mar 2003 | Dec 2025 | Wood/Wood Waste Solids : 82.4% Natural Gas : 17.6% |
| Worumbo Hydro Station | Eagle Creek Renewable Energy, LLC | Lisbon Falls, ME | ISO New England (ISNE) | 74.3 GWh | Jan 1989 | Dec 2025 | Water |
| Centrahoma East | Peoples Electric Cooperative | Centrahoma, OK | Southwest Power Pool (SWPP) | 74.3 GWh | Jun 2019 | Dec 2025 | Natural Gas |
| SJRR (LIG) | SJRR Power LLC | Houston, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 74.1 GWh | May 2022 | Dec 2025 | Natural Gas |
| Packwood | Energy Northwest - Packwood | Packwood, WA | Bonneville Power Administration (BPAT) | 73.8 GWh | Mar 1964 | Dec 2025 | Water |
| Degray | USCE -Vickburg District | Arkadelphia, AR | Midcontinent Independent System Operator, Inc. (MISO) | 73.7 GWh | Jan 1972 | Jun 2026 | Water |
| Dan E Karn | Consumers Energy Co - (MI) | Essexville, MI | Midcontinent Independent System Operator, Inc. (MISO) | 73.6 GWh | Oct 1959 | Jun 2026 | Natural Gas : 95.3% Residual Fuel Oil : 4.7% |
| Friant Hydro Facility | Friant Power Authority | Friant, CA | California Independent System Operator (CISO) | 73.5 GWh | Mar 1985 | Dec 2025 | Water |
| Narrows PH | Yuba County Water Agency - (CA) | Grass Valley, CA | California Independent System Operator (CISO) | 73.4 GWh | Nov 1942 | Dec 2025 | Water |
| NE Renewable Springfield, LLC | NE Renewable Springfield, LLC | Springfield, NH | ISO New England (ISNE) | 73.3 GWh | Nov 1987 | Dec 2025 | Wood/Wood Waste Solids |
| Condon Windpower LLC | ALLETE Clean Energy | Condon, OR | Bonneville Power Administration (BPAT) | 73.2 GWh | Nov 2001 | Dec 2025 | Wind |
| Torrance Refining Company, LLC | Torrance Refining Company, LLC | Torrance, CA | California Independent System Operator (CISO) | 73.2 GWh | Aug 1983 | Jun 2026 | Other Gas : 59.1% Waste Heat : 40.9% |
| Marion County Solar Project | Marion County Solar Project, LLC | Marion, OH | PJM Interconnection, LLC (PJM) | 72.9 GWh | - | Jun 2026 | Solar |
| Archer Daniels Midland Peoria | BioUrja Renewables LLC | Peoria, IL | Midcontinent Independent System Operator, Inc. (MISO) | 72.9 GWh | Dec 1987 | Dec 2025 | Natural Gas |
| New England Wind LLC | Avangrid Power LLC | Florida, MA | ISO New England (ISNE) | 72.9 GWh | Nov 2012 | Jun 2026 | Wind |
| Lightning Dock Geothermal | Lightning Dock Geothermal HI-01, LLC | Animas, NM | Public Service Company of New Mexico (PNM) | 72.8 GWh | Nov 2013 | Jun 2026 | Geothermal |
| Steamboat III | Steamboat Development Corp | Reno, NV | Nevada Power Company (NEVP) | 72.7 GWh | Sep 1992 | Dec 2025 | Geothermal |
| NCSU Cates Cogeneration Plant | NC State University, Energy Systems | Raleigh, NC | Duke Energy Progress East (CPLE) | 72.6 GWh | Jul 2012 | Dec 2025 | Natural Gas : 95.0% Distillate Fuel Oil : 5.0% |
| Bayway Refinery | Phillips 66 | Linden, NJ | PJM Interconnection, LLC (PJM) | 72.6 GWh | Nov 1967 | Jun 2026 | Waste Heat |
| McNary Dam Fish Attraction Project | Northern Wasco County PUD - (OR) | Plymouth, WA | Bonneville Power Administration (BPAT) | 72.5 GWh | Oct 1997 | Dec 2025 | Water |
| Glen Park Hydroelectric Project | Eagle Creek Renewable Energy, LLC | Watertown, NY | New York Independent System Operator (NYIS) | 72.4 GWh | Sep 1999 | Dec 2025 | Water |
| Generate Colchester Fuel Cells, LLC | Generate Colchester Fuel Cells, LLC | Colchester, CT | ISO New England (ISNE) | 72.4 GWh | Sep 2021 | Dec 2025 | Natural Gas |
| Cougar | USACE Northwestern Division | Lowell, OR | Bonneville Power Administration (BPAT) | 72.3 GWh | Feb 1964 | Dec 2025 | Water |
| Gaia Hybrid | Sunraycer Assets I LLC | Navarro, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 72.3 GWh | - | Jun 2026 | Solar |
| Ivanhoe Generation Facility | Orion Engineered Carbons | Franklin, LA | Midcontinent Independent System Operator, Inc. (MISO) | 72.2 GWh | Mar 2023 | Dec 2025 | Waste Heat |
| Sonny Solar LLC | Pine Gate Renewables | Elberton, GA | Southern Company Services, Inc. - Trans (SOCO) | 72.2 GWh | May 2023 | Jun 2026 | Solar |
| Gila Bend Hybrid | Arizona Public Service Co | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 72.1 GWh | Sep 2014 | Dec 2025 | Solar |
| Prairie Creek | Interstate Power and Light Co | Cedar Rapids, IA | Midcontinent Independent System Operator, Inc. (MISO) | 72.1 GWh | Sep 1958 | Jun 2026 | Subbituminous Coal : 61.6% Natural Gas : 38.4% |
| Blanchard | ALLETE, Inc. | Royalton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 72.0 GWh | Jan 1925 | Dec 2025 | Water |
| Hoot Lake Solar | Otter Tail Power Co | Fergus Falls, MN | Midcontinent Independent System Operator, Inc. (MISO) | 72.0 GWh | Jul 2023 | Jun 2026 | Solar |
| SR Bell Buckle | SR Bell Buckle, LLC | Shelbyville, TN | Tennessee Valley Authority (TVA) | 71.6 GWh | Oct 2023 | Jun 2026 | Solar |
| FL Solar 4, LLC | Onward Energy | Tallahassee, FL | City of Tallahassee (TAL) | 71.3 GWh | Nov 2019 | Jun 2026 | Solar |
| Balch 1 | Pacific Gas & Electric Co. | Balch Camp, CA | California Independent System Operator (CISO) | 71.2 GWh | Jan 1927 | Dec 2025 | Water |
| Heritage Garden Wind Farm I LLC | DTE Sustainable Generation | Garden, MI | Midcontinent Independent System Operator, Inc. (MISO) | 71.0 GWh | Aug 2012 | Dec 2025 | Wind |
| Stevenson | FirstLight Power Resources Services LLC | Monroe, CT | ISO New England (ISNE) | 70.8 GWh | Dec 1918 | Dec 2025 | Water |
| Stevens Creek | Dominion Energy South Carolina, Inc | Martinez, GA | Dominion Energy South Carolina, Inc. (SCEG) | 70.8 GWh | May 1914 | Nov 2025 | Water |
| Exelon LaPorte Generating Station | LaPorte Power, LLC | LaPorte, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 70.7 GWh | Jun 2001 | Dec 2025 | Natural Gas |
| Big Blue | Big Blue Wind Farm LLC (MN) | Blue Earth, MN | Midcontinent Independent System Operator, Inc. (MISO) | 70.6 GWh | Nov 2012 | Dec 2025 | Wind |
| 85 A | Wind Wall 1 LLC | Tehachapi, CA | California Independent System Operator (CISO) | 70.6 GWh | Dec 1984 | Dec 2025 | Wind |
| OCI Alamo 4, LLC | RWE Clean Energy | Brackettville, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 70.5 GWh | Jul 2014 | Dec 2025 | Solar |
| Tower Solar, LLC | Avangrid Power LLC | Boardman, OR | Bonneville Power Administration (BPAT) | 70.4 GWh | - | Jun 2026 | Solar |
| Ormesa I | Ormat Nevada Inc | Holtville, CA | Imperial Irrigation District (IID) | 70.2 GWh | Nov 1986 | Dec 2024 | Geothermal |
| Dearborn | Duke Energy Carolinas, LLC | Great Falls, SC | Duke Energy Carolinas (DUK) | 70.2 GWh | Feb 1923 | Dec 2025 | Water |
| West Enfield Hydro | Brookfield Black Bear Hydro, LLC | West Enfield, ME | ISO New England (ISNE) | 70.2 GWh | Mar 1988 | Dec 2025 | Water |
| Clayville | City of Vineland - (NJ) | Vineland, NJ | PJM Interconnection, LLC (PJM) | 70.2 GWh | Oct 2015 | Dec 2025 | Natural Gas |
| Hayhurst Texas Solar | Hayhurst Texas Solar | Orla, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 70.1 GWh | Mar 2024 | Dec 2025 | Solar |
| Hazlehurst III | SR Hazlehurst III, LLC | Hazlehurst, GA | Southern Company Services, Inc. - Trans (SOCO) | 70.1 GWh | Nov 2019 | Jun 2026 | Solar |
| Robin Hollow Solar | Robin Hollow Solar, LLC | West Greenwich, RI | ISO New England (ISNE) | 70.0 GWh | Nov 2023 | Jun 2026 | Solar |
| Sun Pond | Sun Pond, LLC | Tonopah, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 70.0 GWh | - | Jun 2026 | Solar |
| Cornell | Northern States Power Co - Minnesota | Chippewa Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 69.9 GWh | Jun 1976 | Dec 2025 | Water |
| High Mesa | High Mesa Energy, LLC | King Hill, ID | Idaho Power Company (IPCO) | 69.7 GWh | Nov 2012 | Jun 2026 | Wind |
| Brunswick Hydro | Brookfield White Pine Hydro LLC | Brunswick, ME | ISO New England (ISNE) | 69.6 GWh | Feb 1982 | Dec 2025 | Water |
| Busch Ranch Wind Energy | Black Hills Colorado Electric, LLC | Walsenburg, CO | Public Service Company of Colorado (PSCO) | 69.4 GWh | Sep 2012 | Dec 2025 | Wind |
| Desert Breeze Solar, LLC | Terra-Gen Operating Co-Solar | Hinkley, CA | California Independent System Operator (CISO) | 69.4 GWh | - | Jun 2026 | Solar |
| Anheuser-Busch Jacksonville | Anheuser-Busch Inc | Jacksonville, FL | JEA (JEA) | 69.2 GWh | Oct 1987 | Dec 2025 | Natural Gas |
| MCAGCC Cogen Plant | DOD USMC Marine Air Ground Combat | Twentynine Palms, CA | California Independent System Operator (CISO) | 69.2 GWh | Jan 2003 | Dec 2024 | Natural Gas |
| Kelly Ridge | South Feather Water and Power Agency | Oroville, CA | California Independent System Operator (CISO) | 69.1 GWh | Aug 1963 | Dec 2025 | Water |
| Iowa State University | Iowa State University | Ames, IA | Midcontinent Independent System Operator, Inc. (MISO) | 69.0 GWh | Sep 1960 | Jun 2026 | Natural Gas : 97.6% Distillate Fuel Oil : 2.4% |
| Grazing Yak Solar | Grazing Yak Solar, LLC | Calhan, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 68.8 GWh | Oct 2019 | Jun 2026 | Solar |
| Sonoco Products Co | Sonoco Products Co | Hartsville, SC | Duke Energy Progress East (CPLE) | 68.6 GWh | Jan 1947 | Jun 2026 | Wood/Wood Waste Solids : 88.4% Natural Gas : 11.6% |
| Rensselaer Cogen | Rensselaer Generating LLC | Rensselaer, NY | New York Independent System Operator (NYIS) | 68.3 GWh | Mar 1994 | Dec 2025 | Natural Gas : 99.8% |
| Cooks Mill PV I | Cooks Mill PV I, LLC | Matoon, IL | Midcontinent Independent System Operator, Inc. (MISO) | 68.3 GWh | - | Jun 2026 | Solar |
| Kawailoa Solar | Kawailoa Solar, LLC | Haleiwa, HI | (HECO) | 68.1 GWh | Oct 2019 | Jun 2026 | Solar |
Summary of Power Plants By State
Figures are based on June 2026 generation numbers.| State | Rank | Active Plants | Jun 2026 Generation |
|---|---|---|---|
| Alabama | # 9 | 77 | 12,594.28 GWh |
| Alaska | # 48 | 140 | 563.53 GWh |
| Arizona | # 11 | 199 | 11,138.97 GWh |
| Arkansas | # 21 | 117 | 6,425.86 GWh |
| California | # 4 | 1,744 | 17,197.11 GWh |
| Colorado | # 29 | 309 | 4,933.21 GWh |
| Connecticut | # 34 | 173 | 3,737.86 GWh |
| Delaware | # 49 | 35 | 376.53 GWh |
| District of Columbia | # 51 | 17 | 18.29 GWh |
| Florida | # 2 | 342 | 26,309.59 GWh |
| Georgia | # 7 | 250 | 13,880.75 GWh |
| Hawaii | # 47 | 70 | 767.91 GWh |
| Idaho | # 41 | 152 | 2,099.32 GWh |
| Illinois | # 5 | 494 | 16,673.62 GWh |
| Indiana | # 18 | 222 | 8,401.10 GWh |
| Iowa | # 23 | 297 | 6,139.01 GWh |
| Kansas | # 25 | 188 | 5,758.25 GWh |
| Kentucky | # 22 | 61 | 6,181.49 GWh |
| Louisiana | # 15 | 90 | 9,779.36 GWh |
| Maine | # 45 | 242 | 1,215.46 GWh |
| Maryland | # 36 | 228 | 3,591.08 GWh |
| Massachusetts | # 44 | 666 | 1,410.23 GWh |
| Michigan | # 14 | 276 | 9,804.74 GWh |
| Minnesota | # 30 | 790 | 4,889.70 GWh |
| Mississippi | # 20 | 60 | 6,899.16 GWh |
| Missouri | # 24 | 129 | 6,066.44 GWh |
| State | Rank | Active Plants | Jun 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,225.73 GWh |
| Nebraska | # 39 | 126 | 3,184.64 GWh |
| Nevada | # 31 | 117 | 4,654.59 GWh |
| New Hampshire | # 43 | 57 | 1,659.52 GWh |
| New Jersey | # 28 | 398 | 5,055.63 GWh |
| New Mexico | # 33 | 159 | 4,408.01 GWh |
| New York | # 10 | 1,064 | 11,564.60 GWh |
| North Carolina | # 8 | 913 | 12,773.20 GWh |
| North Dakota | # 35 | 59 | 3,713.80 GWh |
| Ohio | # 6 | 213 | 13,969.06 GWh |
| Oklahoma | # 17 | 144 | 9,156.03 GWh |
| Oregon | # 27 | 281 | 5,322.08 GWh |
| Pennsylvania | # 3 | 259 | 21,018.65 GWh |
| Rhode Island | # 46 | 107 | 854.92 GWh |
| South Carolina | # 16 | 209 | 9,442.42 GWh |
| South Dakota | # 42 | 53 | 1,803.66 GWh |
| Tennessee | # 19 | 99 | 7,036.17 GWh |
| Texas | # 1 | 1,028 | 57,844.67 GWh |
| Utah | # 38 | 129 | 3,196.09 GWh |
| Vermont | # 50 | 118 | 180.62 GWh |
| Virginia | # 12 | 250 | 10,352.13 GWh |
| Washington | # 13 | 135 | 10,051.77 GWh |
| West Virginia | # 32 | 41 | 4,489.44 GWh |
| Wisconsin | # 26 | 266 | 5,542.48 GWh |
| Wyoming | # 37 | 69 | 3,318.53 GWh |