Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Iowa State University | Iowa State University | Ames, IA | Midcontinent Independent System Operator, Inc. (MISO) | 73.4 GWh | Sep 1960 | Aug 2026 | Natural Gas : 97.8% Distillate Fuel Oil : 2.2% |
| Narrows PH | Yuba County Water Agency - (CA) | Grass Valley, CA | California Independent System Operator (CISO) | 73.4 GWh | Nov 1942 | Dec 2025 | Water |
| S A Carlson | Jamestown Board of Public Util | Jamestown, NY | New York Independent System Operator (NYIS) | 73.5 GWh | Jul 1951 | Dec 2025 | Natural Gas |
| Friant Hydro Facility | Friant Power Authority | Friant, CA | California Independent System Operator (CISO) | 73.5 GWh | Mar 1985 | Dec 2025 | Water |
| Hoot Lake Solar | Otter Tail Power Co | Fergus Falls, MN | Midcontinent Independent System Operator, Inc. (MISO) | 73.8 GWh | Jul 2023 | Aug 2026 | Solar |
| Packwood | Energy Northwest - Packwood | Packwood, WA | Bonneville Power Administration (BPAT) | 73.8 GWh | Mar 1964 | Dec 2025 | Water |
| Horse Mesa | Salt River Project | Apache Junction, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 74.1 GWh | Mar 1927 | Aug 2026 | Water |
| SJRR (LIG) | SJRR Power LLC | Houston, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 74.1 GWh | May 2022 | Dec 2025 | Natural Gas |
| Centrahoma East | Peoples Electric Cooperative | Centrahoma, OK | Southwest Power Pool (SWPP) | 74.3 GWh | Jun 2019 | Dec 2025 | Natural Gas |
| Worumbo Hydro Station | Eagle Creek Renewable Energy, LLC | Lisbon Falls, ME | ISO New England (ISNE) | 74.3 GWh | Jan 1989 | Dec 2025 | Water |
| 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% |
| Trade Post Solar | Invenergy Services LLC | Farmersburg, IN | PJM Interconnection, LLC (PJM) | 74.6 GWh | - | Aug 2026 | Solar |
| CP Kelco San Diego Plant | CP Kelco US Inc. | San Diego, CA | California Independent System Operator (CISO) | 74.8 GWh | Sep 1983 | Aug 2026 | Natural Gas |
| Salton Sea Power Gen Co - Unit 2 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 74.8 GWh | Feb 1990 | Dec 2025 | Geothermal |
| Drop 4 | Imperial Irrigation District | Holtville, CA | Imperial Irrigation District (IID) | 74.9 GWh | Jan 1941 | Dec 2025 | Water |
| Quinebaug Solar | Quinebaug Solar, LLC | Canterbury, CT | ISO New England (ISNE) | 75.0 GWh | Nov 2021 | Aug 2026 | Solar |
| SJ/SC WPCP | San Jose/Santa Clara Water P C | San Jose, CA | California Independent System Operator (CISO) | 75.0 GWh | Jan 1953 | Aug 2026 | Natural Gas : 55.4% Other Biomass Gas : 44.4% |
| Ridgewind | Ridgewind Power Partners LLC | Woodstock, MN | Midcontinent Independent System Operator, Inc. (MISO) | 75.2 GWh | Dec 2010 | Dec 2025 | Wind |
| Mammoth G3 | Ormat Nevada Inc | Mammoth Lakes, CA | California Independent System Operator (CISO) | 75.3 GWh | Nov 1990 | Dec 2025 | Geothermal |
| Egypt Road Solar | Urban Grid Solar | Cambridge, MD | PJM Interconnection, LLC (PJM) | 75.5 GWh | Nov 2025 | Aug 2026 | Solar |
| Casey Fork Solar, LLC | RWE Clean Energy | Texico, IL | Midcontinent Independent System Operator, Inc. (MISO) | 75.5 GWh | - | Aug 2026 | Solar |
| Sand Pine | Florida Power & Light Co | Altha, FL | Florida Power & Light Co. (FPL) | 75.5 GWh | - | Aug 2026 | Solar |
| Madison Dam | NorthWestern Energy (MT Hydro) | Ennis, MT | NorthWestern Corporation (NWMT) | 75.6 GWh | Aug 1906 | Dec 2025 | Water |
| 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 |
| Berry NMW Cogens | Berry Petroleum Co | Bakersfield, CA | California Independent System Operator (CISO) | 75.7 GWh | Oct 2017 | Dec 2025 | Natural Gas |
| Hargis-Hebert Electric Generating | Lafayette Utilities System | Lafayette, LA | Midcontinent Independent System Operator, Inc. (MISO) | 75.7 GWh | May 2006 | Dec 2025 | Natural Gas |
| Fenner Wind | CHI Energy Inc | Cazenovia, NY | New York Independent System Operator (NYIS) | 75.8 GWh | Sep 2001 | Dec 2025 | Wind |
| Borden Solar Farm | 41MB 8me, LLC | Madera, CA | California Independent System Operator (CISO) | 75.9 GWh | May 2020 | Aug 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 |
| New England Wind LLC | Avangrid Power LLC | Florida, MA | ISO New England (ISNE) | 76.2 GWh | Nov 2012 | Aug 2026 | Wind |
| San Emidio | USG Nevada LLC | Gerlach, NV | Nevada Power Company (NEVP) | 76.4 GWh | Apr 2012 | Dec 2025 | Geothermal |
| M L Hibbard | ALLETE, Inc. | Duluth, MN | Midcontinent Independent System Operator, Inc. (MISO) | 76.5 GWh | May 1949 | Aug 2026 | Wood/Wood Waste Solids : 92.7% Subbituminous Coal : 4.9% Natural Gas : 2.4% |
| Bluegrass Solar | MN8 Energy LLC | Church Hill, MD | PJM Interconnection, LLC (PJM) | 76.5 GWh | Sep 2022 | Aug 2026 | Solar |
| Alamosa Solar | Solar of Alamosa LLC | Mosca, CO | Public Service Company of Colorado (PSCO) | 76.6 GWh | Mar 2012 | Dec 2025 | Solar |
| OE_AZ1 | Onward Energy | Salome, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 76.8 GWh | Nov 2019 | Aug 2026 | Solar |
| 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 |
| Fishing Creek | Duke Energy Carolinas, LLC | Great Falls, SC | Duke Energy Carolinas (DUK) | 76.8 GWh | Oct 1916 | Dec 2025 | Water |
| Earp Solar, LLC | Birch Creek Power, LLC | Monmouth, IL | Midcontinent Independent System Operator, Inc. (MISO) | 76.9 GWh | Mar 2024 | Aug 2026 | Solar |
| SolaireHolman Solar Project | SolaireHolman 1, LLC | Alpine, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 77.0 GWh | Mar 2017 | Aug 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 |
| Richland Township Solar, LLC | Birch Creek Power, LLC | Washburn, IL | Midcontinent Independent System Operator, Inc. (MISO) | 77.1 GWh | Dec 2024 | Aug 2026 | Solar |
| 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% | |
| Carson Power Plant | Sacramento Municipal Util Dist | Sacramento, CA | Balancing Authority of Northern California (BANC) | 77.1 GWh | Sep 1995 | Aug 2026 | Natural Gas : 97.2% Other Biomass Gas : 2.8% |
| Canyon Power Plant | City of Anaheim - (CA) | Anaheim, CA | California Independent System Operator (CISO) | 77.1 GWh | Jul 2011 | Aug 2026 | Natural Gas |
| Salton Sea Power Gen Co - Unit 1 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 77.1 GWh | Jun 1982 | Dec 2025 | Geothermal |
| North Orange | Florida Power & Light Co | TBD, FL | Florida Power & Light Co. (FPL) | 77.2 GWh | - | Aug 2026 | Solar |
| Skelton | Brookfield White Pine Hydro LLC | Dayton, ME | ISO New England (ISNE) | 77.2 GWh | Dec 1947 | Dec 2025 | Water |
| River Mill | Portland General Electric Co | Estacada, OR | Portland General Electric Company (PGE) | 77.3 GWh | Oct 1911 | Dec 2025 | Water |
| Ormesa III | Ormat Nevada Inc | Holtville, CA | Imperial Irrigation District (IID) | 77.3 GWh | Apr 1989 | Dec 2025 | Geothermal |
| Gibson City Energy Center LLC | Gibson City Energy Center LLC | Gibson City, IL | Midcontinent Independent System Operator, Inc. (MISO) | 77.3 GWh | May 2000 | Dec 2025 | Natural Gas |
| Ford Utilities Center | University of New Mexico | Albuquerque, NM | Public Service Company of New Mexico (PNM) | 77.5 GWh | Feb 2005 | Dec 2025 | Natural Gas |
| Bluegrass Solar 2 | MN8 Energy LLC | Sudlersville, MD | PJM Interconnection, LLC (PJM) | 77.5 GWh | Sep 2022 | Aug 2026 | Solar |
| Omega Hills Gas Recovery | WM Renewable Energy LLC | Germantown, WI | Midcontinent Independent System Operator, Inc. (MISO) | 77.6 GWh | Nov 1985 | Aug 2026 | Landfill Gas |
| 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% |
| Swan Lake | Southeast Alaska Power Agency | Ketchikan, AK | (NA) | 77.6 GWh | May 1984 | Dec 2025 | Water |
| Ontario LFGTE | Seneca Energy II | Stanley, NY | New York Independent System Operator (NYIS) | 77.7 GWh | Oct 2003 | Dec 2025 | Landfill Gas |
| Simplot Leasing Don Plant | Simplot Leasing Corp | Pocatello, ID | Idaho Power Company (IPCO) | 77.7 GWh | Jan 1986 | Aug 2026 | Waste Heat |
| Hale Kuawehi Solar Hybrid | Hale Kuawehi Solar LLC | Waimea, HI | (HECO) | 77.8 GWh | Feb 2025 | Aug 2026 | 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 |
| 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 |
| Galena 3 Geothermal Power Plant | Ormat Nevada Inc | Reno, NV | Nevada Power Company (NEVP) | 77.9 GWh | Jan 2008 | Dec 2025 | Geothermal |
| Loon Lake | Sacramento Municipal Util Dist | Fresh Pond, CA | Balancing Authority of Northern California (BANC) | 78.0 GWh | Aug 1971 | Dec 2025 | Water |
| SR Millington II | SR Millington II, LLC | Millington, TN | Tennessee Valley Authority (TVA) | 78.0 GWh | - | Aug 2026 | Solar |
| Kent County Waste to Energy Facility | Kent County - (MI) | Grand Rapids, MI | Midcontinent Independent System Operator, Inc. (MISO) | 78.0 GWh | Sep 1989 | Aug 2026 | Non-biogenic Municipal Solid Waste : 54.6% Biogenic Municipal Solid Waste : 44.7% Natural Gas : 0.7% |
| Desert Peak Power Plant | Ormat Nevada Inc | Fernley, NV | Nevada Power Company (NEVP) | 78.2 GWh | May 2006 | Dec 2025 | Geothermal |
| Seville 2 | Deriva Energy | Ocotillo Wells, CA | Imperial Irrigation District (IID) | 78.3 GWh | Nov 2015 | Dec 2025 | Solar |
| Sea Grape | Florida Power & Light Co | Ft. Pierce, FL | Florida Power & Light Co. (FPL) | 78.3 GWh | - | Aug 2026 | Solar |
| Bluestone Solar | Bluestone Farm Solar, LLC | Chase City, VA | PJM Interconnection, LLC (PJM) | 78.5 GWh | Apr 2021 | Aug 2026 | Solar |
| Greenfield Wind - MT | Greenbacker Renewable Energy Corporation | Fairfield, MT | NorthWestern Corporation (NWMT) | 78.6 GWh | Sep 2016 | Dec 2025 | Wind |
| NE Renewable Fitchburg, LLC | NE Renewable Fitchburg, LLC | Westminster, MA | ISO New England (ISNE) | 78.7 GWh | Jul 1992 | Dec 2025 | Wood/Wood Waste Solids : 98.7% Natural Gas : 1.3% |
| Upper Mechanicville | New York State Elec & Gas Corp | Town of Stillwater, NY | New York Independent System Operator (NYIS) | 78.7 GWh | Aug 1983 | Dec 2024 | Water |
| Voyager Wind IV | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 78.7 GWh | Nov 2018 | Dec 2025 | Wind |
| New York University Central Plant | New York University | New York, NY | New York Independent System Operator (NYIS) | 78.8 GWh | Dec 1983 | Dec 2025 | Natural Gas : 96.5% Distillate Fuel Oil : 3.5% |
| Stark | Erie Boulevard Hydropower LP | Colton, NY | New York Independent System Operator (NYIS) | 78.8 GWh | Dec 1956 | Dec 2025 | Water |
| Lockhart Solar PV IV, LLC | Terra-Gen Operating Co-Solar | Hinkley, CA | California Independent System Operator (CISO) | 78.9 GWh | - | Aug 2026 | Solar |
| Grandfather Falls | Wisconsin Public Service Corp | Irma, WI | Midcontinent Independent System Operator, Inc. (MISO) | 79.1 GWh | Nov 1938 | Dec 2025 | Water |
| Pouch | New York Power Authority | Staten Island, NY | New York Independent System Operator (NYIS) | 79.1 GWh | Jul 2001 | Sep 2025 | Natural Gas |
| Mosaic South Pierce Operations | Mosaic Fertilizer LLC | Mulberry, FL | Tampa Electric Company (TEC) | 79.2 GWh | Dec 1977 | Jun 2026 | Waste Heat |
| Ocotillo Windpower | Deriva Energy | Forsan, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 79.4 GWh | Aug 2008 | Dec 2025 | Wind |
| Antrim Wind | Antrim Wind Energy LLC | Antrim, NH | ISO New England (ISNE) | 79.4 GWh | Nov 2019 | Aug 2026 | Wind |
| Brule County Wind | RWE Clean Energy | Kimball, SD | Southwest Power Pool (SWPP) | 79.5 GWh | Sep 2018 | Dec 2025 | Wind |
| Central Heating Plant | University of Massachusetts Amherst | Amherst, MA | ISO New England (ISNE) | 79.6 GWh | Sep 2007 | Dec 2025 | Natural Gas : 96.3% Distillate Fuel Oil : 3.7% |
| Allegheny Hydro No 8 | Allegheny Hydro LP | Adrian, PA | PJM Interconnection, LLC (PJM) | 79.6 GWh | Nov 1990 | Dec 2025 | Water |
| Pardee | East Bay Municipal Util Dist - (CA) | Valley Springs, CA | California Independent System Operator (CISO) | 79.6 GWh | Jun 1930 | Dec 2025 | Water |
| Indeck Olean Energy Center | Indeck-Olean Ltd Partnership | Olean, NY | New York Independent System Operator (NYIS) | 79.7 GWh | Dec 1993 | Nov 2025 | Natural Gas : 99.8% |
| Aurora County Wind | RWE Clean Energy | White Lake, SD | Southwest Power Pool (SWPP) | 79.8 GWh | Sep 2018 | Dec 2025 | Wind |
| James River Power Station | City Utilities of Springfield - (MO) | Springfield, MO | Southwest Power Pool (SWPP) | 79.9 GWh | May 1957 | Aug 2026 | Natural Gas : 85.9% Distillate Fuel Oil : 14.1% |
| Kern River Cogeneration | Kern River Cogeneration Co | Bakersfield, CA | California Independent System Operator (CISO) | 79.9 GWh | Jun 1985 | Aug 2026 | Natural Gas |
| Eden Solar LLC | AES Distributed Energy | Ellerbe, NC | Duke Energy Carolinas (DUK) | 79.9 GWh | Nov 2015 | Dec 2025 | Solar |
| St Croix Falls | Northern States Power Co - Minnesota | St Croix Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 80.0 GWh | Dec 1909 | Dec 2025 | Water |
| Edwards Sanborn S3 | Terra-Gen Operating Co-Hybrid | Mojave, CA | California Independent System Operator (CISO) | 80.0 GWh | Feb 2022 | Aug 2026 | Solar |
| Five Falls | Erie Boulevard Hydropower LP | Colton, NY | New York Independent System Operator (NYIS) | 80.1 GWh | Dec 1954 | Dec 2025 | Water |
| Mesa Wind Repower | Mesa Wind Repower | Whitewater, CA | California Independent System Operator (CISO) | 80.1 GWh | May 2024 | Dec 2024 | Wind |
| Sierra Pacific Lincoln Facility | Sierra Pacific Industries | Lincoln, CA | California Independent System Operator (CISO) | 80.1 GWh | Feb 2004 | Dec 2025 | Wood/Wood Waste Solids |
| Foothills Solar Plant Hybrid | Arizona Public Service Co | Yuma, AZ | Arizona Public Service Company (AZPS) | 80.2 GWh | Feb 2013 | Dec 2025 | Solar |
| California Institute of Technology | California Institute-Technology | Pasadena, CA | California Independent System Operator (CISO) | 80.3 GWh | Jul 2003 | Aug 2026 | Natural Gas |
| Virginia Line Solar, LLC | Virginia Line Solar, LLC | Manson, NC | Duke Energy Progress East (CPLE) | 80.4 GWh | Nov 2023 | Aug 2026 | Solar |
| El Dorado | El Dorado Irrigation District | Pollock Pines, CA | California Independent System Operator (CISO) | 80.5 GWh | Dec 1923 | Dec 2025 | Water |
| Port Allen (HI) | Kauai Island Utility Cooperative | Eleele, HI | 80.6 GWh | Dec 1963 | Aug 2026 | Distillate Fuel Oil | |
| McCartney | City Utilities of Springfield - (MO) | Strafford, MO | Southwest Power Pool (SWPP) | 80.6 GWh | Jun 2002 | Dec 2025 | Natural Gas |
Summary of Power Plants By State
Figures are based on August 2026 generation numbers.| State | Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Alabama | # 9 | 80 | 13,897.78 GWh |
| Alaska | # 48 | 146 | 672.99 GWh |
| Arizona | # 10 | 203 | 13,589.64 GWh |
| Arkansas | # 23 | 122 | 7,027.75 GWh |
| California | # 3 | 1,840 | 24,164.86 GWh |
| Colorado | # 30 | 321 | 5,322.30 GWh |
| Connecticut | # 34 | 180 | 4,400.98 GWh |
| Delaware | # 49 | 35 | 555.40 GWh |
| District of Columbia | # 51 | 19 | 21.71 GWh |
| Florida | # 2 | 345 | 28,185.93 GWh |
| Georgia | # 6 | 261 | 15,282.60 GWh |
| Hawaii | # 47 | 73 | 863.62 GWh |
| Idaho | # 43 | 152 | 1,754.56 GWh |
| Illinois | # 5 | 556 | 18,683.36 GWh |
| Indiana | # 17 | 226 | 9,970.06 GWh |
| Iowa | # 27 | 301 | 5,759.64 GWh |
| Kansas | # 26 | 191 | 6,368.18 GWh |
| Kentucky | # 21 | 63 | 7,221.26 GWh |
| Louisiana | # 14 | 93 | 10,670.45 GWh |
| Maine | # 45 | 250 | 1,285.31 GWh |
| Maryland | # 37 | 236 | 3,745.22 GWh |
| Massachusetts | # 41 | 679 | 1,958.59 GWh |
| Michigan | # 12 | 288 | 12,064.19 GWh |
| Minnesota | # 32 | 794 | 5,047.38 GWh |
| Mississippi | # 19 | 62 | 8,358.70 GWh |
| Missouri | # 22 | 134 | 7,125.71 GWh |
| State | Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 72 | 2,266.60 GWh |
| Nebraska | # 39 | 132 | 3,448.00 GWh |
| Nevada | # 29 | 117 | 5,523.31 GWh |
| New Hampshire | # 42 | 60 | 1,901.10 GWh |
| New Jersey | # 25 | 409 | 6,440.88 GWh |
| New Mexico | # 33 | 166 | 4,571.47 GWh |
| New York | # 11 | 1,087 | 13,130.21 GWh |
| North Carolina | # 8 | 921 | 14,263.55 GWh |
| North Dakota | # 38 | 62 | 3,579.89 GWh |
| Ohio | # 7 | 216 | 14,448.49 GWh |
| Oklahoma | # 13 | 153 | 10,965.38 GWh |
| Oregon | # 31 | 292 | 5,257.14 GWh |
| Pennsylvania | # 4 | 270 | 23,772.83 GWh |
| Rhode Island | # 46 | 108 | 924.31 GWh |
| South Carolina | # 16 | 214 | 9,989.71 GWh |
| South Dakota | # 44 | 53 | 1,486.65 GWh |
| Tennessee | # 18 | 101 | 8,430.26 GWh |
| Texas | # 1 | 1,069 | 65,726.98 GWh |
| Utah | # 36 | 131 | 4,074.82 GWh |
| Vermont | # 50 | 118 | 175.56 GWh |
| Virginia | # 15 | 255 | 10,241.54 GWh |
| Washington | # 20 | 137 | 8,189.60 GWh |
| West Virginia | # 28 | 41 | 5,593.74 GWh |
| Wisconsin | # 24 | 272 | 6,683.19 GWh |
| Wyoming | # 35 | 71 | 4,322.19 GWh |