Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Ocoee 1 | Tennessee Valley Authority | Benton, TN | Tennessee Valley Authority (TVA) | 65.6 GWh | Dec 1911 | Dec 2025 | Water |
| Sonoco Products Co | Sonoco Products Co | Hartsville, SC | Duke Energy Progress East (CPLE) | 65.4 GWh | Jan 1947 | May 2026 | Wood/Wood Waste Solids : 88.4% Natural Gas : 11.6% |
| Rentech Nitrogen Pasadena Cogeneration | PCI Nitrogen LLC | Pasadena, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 65.4 GWh | Feb 2015 | May 2026 | Waste Heat |
| Spruance Operating Services LLC | Veolia Energy Operating Service | Richmond, VA | PJM Interconnection, LLC (PJM) | 65.3 GWh | Apr 1992 | May 2026 | Natural Gas |
| Sikorsky Aircraft CHP | Sikorsky Aircraft Corporation | Stratford, CT | ISO New England (ISNE) | 65.3 GWh | May 2010 | Dec 2025 | Natural Gas : 99.9% |
| French Island | Northern States Power Co - Minnesota | La Cross, WI | Midcontinent Independent System Operator, Inc. (MISO) | 65.3 GWh | Dec 1939 | May 2026 | Wood/Wood Waste Solids : 43.5% Non-biogenic Municipal Solid Waste : 25.3% Biogenic Municipal Solid Waste : 20.7% Distillate Fuel Oil : 10.2% |
| Foster | USACE Northwestern Division | Foster, OR | Bonneville Power Administration (BPAT) | 65.2 GWh | Aug 1968 | Dec 2025 | Water |
| Whitehorn | Puget Sound Energy Inc | Blaine, WA | Puget Sound Energy, Inc. (PSEI) | 65.2 GWh | Sep 1981 | Dec 2025 | Natural Gas : 99.8% |
| Lee Energy Facility | Lee County Generating Station - (IL) | Dixon, IL | PJM Interconnection, LLC (PJM) | 65.2 GWh | Apr 2001 | Dec 2025 | Natural Gas |
| Chicago Park | Nevada Irrigation District | Colfax, CA | California Independent System Operator (CISO) | 65.2 GWh | Oct 1965 | Dec 2025 | Water |
| Chaves County Solar II | Chaves County Solar II, LLC | Roswell, NM | Southwest Power Pool (SWPP) | 65.1 GWh | Mar 2023 | May 2026 | Solar |
| King & Queen | Industrial Power Generating Company LLC | Little Plymouth, VA | PJM Interconnection, LLC (PJM) | 65.0 GWh | Dec 2007 | Dec 2025 | Landfill Gas : 95.4% Distillate Fuel Oil : 4.6% |
| Hardy | Consumers Energy Co - (MI) | Newaygo, MI | Midcontinent Independent System Operator, Inc. (MISO) | 64.9 GWh | May 1931 | Dec 2025 | Water |
| Innovative Solar 43, LLC | Cypress Creek Renewables | Ivanhoe, NC | Duke Energy Progress East (CPLE) | 64.9 GWh | Nov 2016 | May 2026 | Solar |
| Amoskeag | Central Rivers Power NH, LLC | Manchester, NH | ISO New England (ISNE) | 64.9 GWh | Jul 1922 | Dec 2025 | Water |
| Crossroads Energy Center | Clarksdale Public Utilities | Clarksdale, MS | Midcontinent Independent System Operator, Inc. (MISO) | 64.7 GWh | Jun 2002 | Dec 2025 | Natural Gas |
| Heirloom Solar | Heirloom Solar (Ratts 1 Phase 2 Solar, LLC) | Petersburg, IN | Midcontinent Independent System Operator, Inc. (MISO) | 64.5 GWh | Sep 2025 | May 2026 | Solar |
| South Glens Falls Hydroelectric | Boralex Hydro Operations Inc | South Glens Falls, NY | New York Independent System Operator (NYIS) | 64.5 GWh | Jul 1994 | Dec 2025 | Water |
| Chevron - Lost Hills Hybrid | MN8 Energy LLC | Lost Hills, CA | California Independent System Operator (CISO) | 64.4 GWh | Mar 2020 | May 2026 | Solar |
| Ocean County Landfill | NextEra Renewable Fuels, LLC | Manchester, NJ | PJM Interconnection, LLC (PJM) | 64.3 GWh | Jan 1997 | Dec 2024 | Landfill Gas |
| Walker Springs I | Origis Energy USA, Inc | Gainestown, AL | Southern Company Services, Inc. - Trans (SOCO) | 64.3 GWh | - | May 2026 | Solar |
| Avalon Solar | Arevon Energy, Inc. | Pima, AZ | Tucson Electric Power (TEPC) | 64.2 GWh | Nov 2014 | Dec 2025 | Solar |
| Happy Jack Windpower Project | Duke Energy Renewables Services | Cheyenne, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 64.1 GWh | Jul 2008 | May 2026 | Wind |
| London | Appalachian Power Co | Handley, WV | PJM Interconnection, LLC (PJM) | 64.1 GWh | Nov 1935 | Dec 2025 | Water |
| Glass House Camarillo Cultivation | Glass House Camarillo Cultivation | Camarillo, CA | California Independent System Operator (CISO) | 64.0 GWh | Jul 2012 | Dec 2025 | Natural Gas |
| TAI Huntsville Solar Hybrid | TAI Huntsville Solar, LLC | Huntsville, AL | Tennessee Valley Authority (TVA) | 63.9 GWh | Jun 2024 | May 2026 | Solar |
| Little Bear Solar 1, LLC | Little Bear Solar 1, LLC (Longroad) | Mendota, CA | California Independent System Operator (CISO) | 63.9 GWh | Nov 2020 | May 2026 | Solar |
| Silver Maple | WEB Silver Maple Wind LLC | Clifton, ME | ISO New England (ISNE) | 63.9 GWh | Sep 2022 | Dec 2025 | Wind |
| Power County Wind Park North | Power County Wind Park North LLC | American Falls, ID | PacifiCorp East (PACE) | 63.9 GWh | Nov 2011 | Dec 2025 | Wind |
| Greenleaf 2 Power Plant | Greenleaf Energy LLC | Yuba City, CA | California Independent System Operator (CISO) | 63.8 GWh | Sep 1989 | May 2026 | Natural Gas |
| Dry Bridge Solar (Brown University) | MN8 Energy LLC | North Kingstown, RI | ISO New England (ISNE) | 63.7 GWh | Oct 2023 | May 2026 | Solar |
| Pin Oak Creek Energy Center, LLC | Freestone Power Generation LLC | Fairfield, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 63.6 GWh | - | May 2026 | Natural Gas |
| Archtop Solar | Archtop Property Management LLC | Gibson City, IL | Midcontinent Independent System Operator, Inc. (MISO) | 63.6 GWh | - | May 2026 | Solar |
| Williams Hydro | Brookfield White Pine Hydro LLC | Solon, ME | ISO New England (ISNE) | 63.5 GWh | Dec 1938 | Dec 2025 | Water |
| Salt Wells | Ormat Salt Wells LLC | Fallon, NV | Nevada Power Company (NEVP) | 63.4 GWh | Feb 2009 | Dec 2025 | Geothermal |
| Univ of Massachusetts Medical Center | University of Massachusetts Medical | Worcester, MA | ISO New England (ISNE) | 63.3 GWh | Mar 1974 | Dec 2025 | Natural Gas : 99.3% Distillate Fuel Oil : 0.6% |
| Arrowrock Hydroelectric Project | Boise-Kuna Irrigation District | Boise, ID | Idaho Power Company (IPCO) | 63.2 GWh | Mar 2010 | Dec 2025 | Water |
| TECO CHP-1 | Texas Medical Center Central | Houston, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 63.1 GWh | Aug 2010 | Dec 2025 | Natural Gas |
| Concord Energy | Concord Energy LLC | Concord, NC | Duke Energy Carolinas (DUK) | 63.1 GWh | Jan 2012 | May 2026 | Landfill Gas |
| Johnson 2 | Central Nebraska Pub P&I Dist | Lexington, NE | Southwest Power Pool (SWPP) | 63.0 GWh | Mar 1941 | Dec 2025 | Water |
| Franklin Heating Station | Franklin Heating Station | Rochester, MN | Midcontinent Independent System Operator, Inc. (MISO) | 63.0 GWh | Dec 1950 | May 2026 | Natural Gas : 82.3% Purchased Steam : 16.4% Distillate Fuel Oil : 1.2% |
| Black Canyon | U S Bureau of Reclamation | Emmet, ID | Bonneville Power Administration (BPAT) | 62.9 GWh | Nov 1925 | Dec 2025 | Water |
| Indeck Yerkes Energy Center | Indeck-Yerkes Ltd Partnership | Tonawanda, NY | New York Independent System Operator (NYIS) | 62.8 GWh | Nov 1989 | Dec 2025 | Natural Gas |
| William F Matson Generating Station | Allegheny Electric Coop Inc | Huntingdon, PA | PJM Interconnection, LLC (PJM) | 62.8 GWh | May 1988 | May 2026 | Water |
| Pawpaw Solar Plant | Southern Power Co | Butler, GA | Southern Company Services, Inc. - Trans (SOCO) | 62.5 GWh | Feb 2016 | Dec 2025 | Solar |
| Peony Solar | SunStrong Management | Springfield, SC | Dominion Energy South Carolina, Inc. (SCEG) | 62.5 GWh | Nov 2018 | May 2026 | Solar |
| CityCenter Central Plant Cogen Units | CityCenter Land LLC | Las Vegas, NV | Nevada Power Company (NEVP) | 62.5 GWh | Nov 2009 | May 2026 | Natural Gas |
| San Luis Valley Solar Ranch | Avangrid Power LLC | Mosca, CO | Public Service Company of Colorado (PSCO) | 62.3 GWh | Nov 2011 | May 2026 | Solar |
| Piney | BP Piney & Deep Creek LLC | Clarion, PA | PJM Interconnection, LLC (PJM) | 62.2 GWh | May 1924 | Dec 2025 | Water |
| Steel Winds Wind Farm | Evergreen Wind, LLC | Lackawanna, NY | New York Independent System Operator (NYIS) | 62.2 GWh | May 2007 | Dec 2025 | Wind |
| MRP Elgin LLC | Lincoln Operating Services, LLC | Elgin, IL | PJM Interconnection, LLC (PJM) | 62.2 GWh | Aug 2002 | Dec 2024 | Natural Gas |
| Flambeau Hydroelectric Station | Dairyland Power Coop | Ladysmith, WI | Midcontinent Independent System Operator, Inc. (MISO) | 62.1 GWh | Dec 1950 | Dec 2024 | Water |
| Steamboat II | Steamboat Development Corp | Reno, NV | Nevada Power Company (NEVP) | 62.1 GWh | Jul 1992 | Dec 2025 | Geothermal |
| The Andersons Albion Ethanol LLC | The Andersons Albion Ethanol LLC | Albion, MI | Midcontinent Independent System Operator, Inc. (MISO) | 62.0 GWh | Jul 2006 | Dec 2025 | Natural Gas |
| Covanta Stanislaus Energy | Covanta Stanislaus Inc | Crows Landing, CA | California Independent System Operator (CISO) | 61.9 GWh | Aug 1988 | Dec 2024 | Non-biogenic Municipal Solid Waste : 50.0% Biogenic Municipal Solid Waste : 40.9% Distillate Fuel Oil : 9.1% |
| R M Heskett | Montana-Dakota Utilities Co | Mandan, ND | Midcontinent Independent System Operator, Inc. (MISO) | 61.8 GWh | Oct 1954 | May 2026 | Natural Gas |
| Schaghticoke | Erie Boulevard Hydropower LP | Schaghticoke, NY | New York Independent System Operator (NYIS) | 61.8 GWh | Dec 1907 | Dec 2025 | Water |
| Lempster Wind LLC | Avangrid Power LLC | Lempster, NH | ISO New England (ISNE) | 61.8 GWh | Nov 2008 | May 2026 | Wind |
| Twelvemile Solar 1 | Leeward Asset Management, LLC | Tulsa, OK | Southwest Power Pool (SWPP) | 61.7 GWh | - | May 2026 | Solar |
| Pouch | New York Power Authority | Staten Island, NY | New York Independent System Operator (NYIS) | 61.5 GWh | Jul 2001 | Dec 2025 | Natural Gas |
| High Acres Gas Recovery | WM Renewable Energy LLC | Fairport, NY | New York Independent System Operator (NYIS) | 61.5 GWh | Apr 1991 | Dec 2025 | Landfill Gas |
| Avra Valley Solar | Solar Avra Valley LLC | Marana, AZ | Tucson Electric Power (TEPC) | 61.5 GWh | Dec 2012 | Dec 2025 | Solar |
| Ho'Ohana Solar 1 | Ho'Ohana Solar 1 LLC | Waipahu, HI | (HECO) | 61.4 GWh | Jun 2025 | May 2026 | Solar |
| Winnebago Wind Power Project | Avangrid Power LLC | Forest City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 61.3 GWh | Aug 2008 | Dec 2025 | Wind |
| Solar Borrego I | NRG Solar Borrego I | Borrego Springs, CA | California Independent System Operator (CISO) | 61.3 GWh | Jan 2013 | Dec 2025 | Solar |
| Combine Hills I | Eurus Combine Hills I LLC | Milton-Freewater, OR | PacifiCorp West (PACW) | 61.2 GWh | Nov 2003 | Dec 2025 | Wind |
| McKittrick Cogen | Chevron USA Inc | McKittrick, CA | California Independent System Operator (CISO) | 61.2 GWh | May 2012 | Dec 2025 | Natural Gas |
| Big Cliff | USACE Northwestern Division | Gates, OR | Bonneville Power Administration (BPAT) | 61.1 GWh | Nov 1954 | Dec 2025 | Water |
| North Platte | Nebraska Public Power District | North Platte, NE | Southwest Power Pool (SWPP) | 61.0 GWh | Dec 1934 | Dec 2025 | Water |
| Gowanus Gas Turbines Generating | Astoria Generating Company, L.P. | Brooklyn, NY | New York Independent System Operator (NYIS) | 61.0 GWh | May 1971 | Dec 2025 | Natural Gas : 86.8% Distillate Fuel Oil : 13.2% |
| Cherry Valley PV I | Cherry Valley PV I, LLC | Cherry Valley, AR | Midcontinent Independent System Operator, Inc. (MISO) | 60.9 GWh | - | May 2026 | Solar |
| Boott Hydropower | Boott Hydro, LLC - Hybrid | Lowell, MA | ISO New England (ISNE) | 60.8 GWh | Sep 1985 | Dec 2025 | Water |
| Innovative Solar 67 | John Laing US Solar Corp. | Willard, NC | Duke Energy Progress East (CPLE) | 60.8 GWh | Nov 2018 | May 2026 | Solar |
| Eddystone Generating Station | Constellation Power, Inc | Eddystone, PA | PJM Interconnection, LLC (PJM) | 60.8 GWh | Apr 1967 | Dec 2024 | Natural Gas : 81.6% Distillate Fuel Oil : 18.4% |
| Little Quinnesec Falls Hydro Project | Eagle Creek Renewable Energy, LLC | Niagara, WI | Midcontinent Independent System Operator, Inc. (MISO) | 60.8 GWh | Nov 1900 | Dec 2025 | Water |
| Citizens Imperial Solar | Citizens Enterprises Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 60.6 GWh | Jul 2019 | May 2026 | Solar |
| Warm Springs Power Enterprises | Warm Springs Power Enterprises | Warm Springs, OR | PacifiCorp West (PACW) | 60.5 GWh | May 1982 | Dec 2024 | Water |
| Fredonia (WA) | Puget Sound Energy Inc | Mt Vernon, WA | Puget Sound Energy, Inc. (PSEI) | 60.4 GWh | Apr 1984 | May 2026 | Natural Gas : 97.0% Distillate Fuel Oil : 3.0% |
| Post Falls | Avista Corp | Post Falls, ID | Avista Corporation (AVA) | 60.4 GWh | Jun 1906 | Dec 2025 | Water |
| J P Priest | USCE-Nashville District | Nashville, TN | Tennessee Valley Authority (TVA) | 60.4 GWh | Jan 1970 | Dec 2025 | Water |
| Gulf Coast Solar Center I | Arevon Energy, Inc. | Valparaiso, FL | Southern Company Services, Inc. - Trans (SOCO) | 60.4 GWh | May 2017 | May 2026 | Solar |
| Sycamore Creek Solar, LLC | Geronimo Power | New Washington, OH | PJM Interconnection, LLC (PJM) | 60.4 GWh | Nov 2025 | May 2026 | Solar |
| Mission Road Solar Park | DTE Electric Company | Rosebush, MI | Midcontinent Independent System Operator, Inc. (MISO) | 60.4 GWh | - | May 2026 | Solar |
| Cimarron Solar Facility | Southern Power Co | Springer, NM | Western Area Power Administration - Rocky Mountain Region (WACM) | 60.3 GWh | Nov 2010 | Dec 2025 | Solar |
| Swamp Cabbage | Florida Power & Light Co | LaBelle, FL | Florida Power & Light Co. (FPL) | 60.2 GWh | - | May 2026 | Solar |
| Archbald Power Station | PEI Power Corp | Archbald, PA | PJM Interconnection, LLC (PJM) | 60.1 GWh | Aug 1988 | May 2026 | Natural Gas : 96.7% Landfill Gas : 3.3% |
| Equus Freeport Power | Equus Power I, L.P. | Village of Freeport, NY | New York Independent System Operator (NYIS) | 60.1 GWh | May 2004 | Dec 2025 | Natural Gas : 99.6% |
| Mechanicsville Solar | Mechanicsville Solar, LLC | Mechanicsville, VA | PJM Interconnection, LLC (PJM) | 59.9 GWh | Aug 2020 | May 2026 | Solar |
| Loma Linda University Cogen | Loma Linda University | Loma Linda, CA | California Independent System Operator (CISO) | 59.9 GWh | Jan 1980 | May 2026 | Natural Gas |
| Thorpe | Duke Energy Carolinas, LLC | Tuckasegee, NC | Duke Energy Carolinas (DUK) | 59.8 GWh | Sep 1941 | Dec 2025 | Water |
| California Institute of Technology | California Institute-Technology | Pasadena, CA | California Independent System Operator (CISO) | 59.7 GWh | Jul 2003 | May 2026 | Natural Gas |
| Cuyama Solar, LLC | Cuyama Solar, LLC | Cuyama, CA | California Independent System Operator (CISO) | 59.3 GWh | Oct 2017 | May 2026 | Solar |
| NE Renewable Whitefield, LLC | NE Renewable Whitefield, LLC | Whitefield, NH | ISO New England (ISNE) | 59.3 GWh | Feb 1988 | Dec 2025 | Wood/Wood Waste Solids |
| Adelanto Solar, LLC | Adelanto Solar, LLC | Adelanto, CA | California Independent System Operator (CISO) | 59.3 GWh | Aug 2015 | Dec 2025 | Solar |
| Twin Falls Hydro | Central Rivers Power US, LLC | North Bend, WA | Puget Sound Energy, Inc. (PSEI) | 59.3 GWh | Nov 1989 | Dec 2025 | Water |
| Payne's Ferry | Idaho Wind Partners 1 LLC | Hagerman, ID | Idaho Power Company (IPCO) | 59.2 GWh | Nov 2010 | Dec 2025 | Wind |
| Phelps Dodge Refining | Phelps Dodge Refining Corp | El Paso, TX | El Paso Electric Company (EPE) | 59.2 GWh | Sep 1986 | Dec 2025 | Natural Gas |
| Mililani South Solar Farm | Mililani I Solar LLC | Mililani, HI | 59.2 GWh | Jun 2022 | May 2026 | Solar | |
| Snoqualmie | Puget Sound Energy Inc | Snoqualmie, WA | Puget Sound Energy, Inc. (PSEI) | 59.2 GWh | Dec 1897 | Dec 2025 | Water |
| Camp Reed | Idaho Wind Partners 1 LLC | Glenns Ferry, ID | Idaho Power Company (IPCO) | 59.0 GWh | Nov 2010 | Dec 2025 | Wind |
Summary of Power Plants By State
Figures are based on May 2026 generation numbers.| State | Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Alabama | # 8 | 77 | 11,823.92 GWh |
| Alaska | # 48 | 140 | 513.29 GWh |
| Arizona | # 14 | 196 | 9,091.99 GWh |
| Arkansas | # 25 | 117 | 4,873.33 GWh |
| California | # 4 | 1,740 | 15,360.54 GWh |
| Colorado | # 31 | 308 | 4,156.36 GWh |
| Connecticut | # 35 | 173 | 3,391.33 GWh |
| Delaware | # 49 | 35 | 236.45 GWh |
| District of Columbia | # 51 | 17 | 14.46 GWh |
| Florida | # 2 | 342 | 25,093.89 GWh |
| Georgia | # 6 | 250 | 12,138.02 GWh |
| Hawaii | # 46 | 70 | 762.50 GWh |
| Idaho | # 41 | 151 | 1,963.84 GWh |
| Illinois | # 5 | 494 | 14,816.74 GWh |
| Indiana | # 15 | 222 | 7,662.28 GWh |
| Iowa | # 21 | 297 | 5,720.38 GWh |
| Kansas | # 24 | 188 | 5,118.39 GWh |
| Kentucky | # 23 | 61 | 5,471.28 GWh |
| Louisiana | # 13 | 90 | 9,131.60 GWh |
| Maine | # 44 | 242 | 1,130.78 GWh |
| Maryland | # 37 | 228 | 3,103.37 GWh |
| Massachusetts | # 45 | 666 | 1,073.93 GWh |
| Michigan | # 11 | 276 | 9,774.25 GWh |
| Minnesota | # 28 | 790 | 4,567.82 GWh |
| Mississippi | # 20 | 60 | 6,404.61 GWh |
| Missouri | # 22 | 129 | 5,701.36 GWh |
| State | Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,053.07 GWh |
| Nebraska | # 36 | 126 | 3,193.89 GWh |
| Nevada | # 33 | 117 | 3,848.29 GWh |
| New Hampshire | # 43 | 57 | 1,198.65 GWh |
| New Jersey | # 30 | 398 | 4,274.91 GWh |
| New Mexico | # 29 | 158 | 4,513.39 GWh |
| New York | # 10 | 1,064 | 10,643.78 GWh |
| North Carolina | # 9 | 913 | 11,481.42 GWh |
| North Dakota | # 34 | 59 | 3,601.34 GWh |
| Ohio | # 7 | 211 | 11,886.21 GWh |
| Oklahoma | # 17 | 144 | 7,547.66 GWh |
| Oregon | # 27 | 281 | 4,575.23 GWh |
| Pennsylvania | # 3 | 258 | 18,234.28 GWh |
| Rhode Island | # 47 | 107 | 580.94 GWh |
| South Carolina | # 16 | 209 | 7,632.32 GWh |
| South Dakota | # 42 | 53 | 1,802.78 GWh |
| Tennessee | # 19 | 99 | 6,454.94 GWh |
| Texas | # 1 | 1,019 | 50,690.02 GWh |
| Utah | # 39 | 128 | 2,809.26 GWh |
| Vermont | # 50 | 118 | 186.37 GWh |
| Virginia | # 18 | 250 | 7,445.56 GWh |
| Washington | # 12 | 134 | 9,231.20 GWh |
| West Virginia | # 32 | 41 | 4,142.41 GWh |
| Wisconsin | # 26 | 266 | 4,582.07 GWh |
| Wyoming | # 38 | 69 | 2,983.81 GWh |