Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| 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 |
| Kawailoa Solar | Kawailoa Solar, LLC | Haleiwa, HI | (HECO) | 64.5 GWh | Oct 2019 | Aug 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 |
| Ocean County Landfill | NextEra Renewable Fuels, LLC | Manchester, NJ | PJM Interconnection, LLC (PJM) | 64.3 GWh | Jan 1997 | Dec 2024 | Landfill Gas |
| Avalon Solar | Arevon Energy, Inc. | Pima, AZ | Tucson Electric Power (TEPC) | 64.2 GWh | Nov 2014 | Dec 2025 | Solar |
| 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 |
| 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 | Jun 2026 | Natural Gas |
| Pineview Solar, LLC | Pineview Solar, LLC | Pitts, GA | Southern Company Services, Inc. - Trans (SOCO) | 63.6 GWh | - | Aug 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 |
| Jasper County Solar Project | Biscayne Falls SPV, LLC | Heber, IN | Midcontinent Independent System Operator, Inc. (MISO) | 63.3 GWh | Nov 2025 | Aug 2026 | Solar |
| 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 |
| Lempster Wind LLC | Avangrid Power LLC | Lempster, NH | ISO New England (ISNE) | 63.1 GWh | Nov 2008 | Aug 2026 | Wind |
| 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 | Aug 2026 | Natural Gas : 80.6% Purchased Steam : 18.1% Distillate Fuel Oil : 1.3% |
| Black Canyon | U S Bureau of Reclamation | Emmet, ID | Bonneville Power Administration (BPAT) | 62.9 GWh | Nov 1925 | Dec 2025 | Water |
| Mosaic Co Tampa Facility | Mosaic Company | Riverview, FL | Tampa Electric Company (TEC) | 62.8 GWh | Jul 1988 | Aug 2026 | Other Fuel |
| 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 |
| Chevron - Lost Hills Hybrid | MN8 Energy LLC | Lost Hills, CA | California Independent System Operator (CISO) | 62.6 GWh | Mar 2020 | Aug 2026 | Solar |
| Pawpaw Solar Plant | Southern Power Co | Butler, GA | Southern Company Services, Inc. - Trans (SOCO) | 62.5 GWh | Feb 2016 | Dec 2025 | Solar |
| Dan E Karn | Consumers Energy Co - (MI) | Essexville, MI | Midcontinent Independent System Operator, Inc. (MISO) | 62.3 GWh | Oct 1959 | Aug 2026 | Natural Gas : 90.6% Residual Fuel Oil : 9.4% |
| 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 |
| Torrance Refining Company, LLC | Torrance Refining Company, LLC | Torrance, CA | California Independent System Operator (CISO) | 62.2 GWh | Aug 1983 | Aug 2026 | Other Gas : 52.0% Waste Heat : 48.0% |
| Mechanicsville Solar | Mechanicsville Solar, LLC | Mechanicsville, VA | PJM Interconnection, LLC (PJM) | 62.1 GWh | Aug 2020 | Aug 2026 | Solar |
| 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 |
| Choctaw Fields Solar Project | Choctaw Fields Solar Project, LLC | Ft Towson, OK | Southwest Power Pool (SWPP) | 62.0 GWh | - | Aug 2026 | Solar |
| 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% |
| Innovative Solar 67 | John Laing US Solar Corp. | Willard, NC | Duke Energy Progress East (CPLE) | 61.9 GWh | Nov 2018 | Aug 2026 | Solar |
| Schaghticoke | Erie Boulevard Hydropower LP | Schaghticoke, NY | New York Independent System Operator (NYIS) | 61.8 GWh | Dec 1907 | Dec 2025 | Water |
| Archbald Power Station | PEI Power Corp | Archbald, PA | PJM Interconnection, LLC (PJM) | 61.8 GWh | Aug 1988 | Jun 2026 | Natural Gas : 97.8% Landfill Gas : 2.2% |
| CityCenter Central Plant Cogen Units | CityCenter Land LLC | Las Vegas, NV | Nevada Power Company (NEVP) | 61.6 GWh | Nov 2009 | Aug 2026 | Natural Gas |
| Caprock Solar 1 LLC | Deriva Energy | San Jon, NM | Southwest Power Pool (SWPP) | 61.6 GWh | Nov 2016 | Aug 2026 | Solar |
| Dry Bridge Solar (Brown University) | MN8 Energy LLC | North Kingstown, RI | ISO New England (ISNE) | 61.5 GWh | Oct 2023 | Aug 2026 | Solar |
| 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 |
| Cuyama Solar, LLC | Cuyama Solar, LLC | Cuyama, CA | California Independent System Operator (CISO) | 61.5 GWh | Oct 2017 | Aug 2026 | Solar |
| Avra Valley Solar | Solar Avra Valley LLC | Marana, AZ | Tucson Electric Power (TEPC) | 61.5 GWh | Dec 2012 | Dec 2025 | Solar |
| Pastoria Solar | Pastoria Solar Energy Company, LLC | Lebec, CA | California Independent System Operator (CISO) | 61.3 GWh | - | Aug 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 |
| Gulf Coast Solar Center I | Arevon Energy, Inc. | Valparaiso, FL | Southern Company Services, Inc. - Trans (SOCO) | 61.1 GWh | May 2017 | Aug 2026 | Solar |
| 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% |
| Walker Springs II | Origis Energy USA, Inc | Gainestown, AL | Southern Company Services, Inc. - Trans (SOCO) | 60.8 GWh | - | Aug 2026 | Solar |
| Boott Hydropower | Boott Hydro, LLC - Hybrid | Lowell, MA | ISO New England (ISNE) | 60.8 GWh | Sep 1985 | Dec 2025 | Water |
| 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 |
| Post Falls | Avista Corp | Post Falls, ID | Avista Corporation (AVA) | 60.4 GWh | Jun 1906 | Dec 2025 | Water |
| Baron Winds II | RWE Clean Energy | Steuben, NY | New York Independent System Operator (NYIS) | 60.4 GWh | - | Aug 2026 | Wind |
| J P Priest | USCE-Nashville District | Nashville, TN | Tennessee Valley Authority (TVA) | 60.4 GWh | Jan 1970 | Dec 2025 | Water |
| Concord Energy | Concord Energy LLC | Concord, NC | Duke Energy Carolinas (DUK) | 60.3 GWh | Jan 2012 | Jun 2026 | Landfill Gas |
| Cimarron Solar Facility | Southern Power Co | Springer, NM | Western Area Power Administration - Rocky Mountain Region (WACM) | 60.3 GWh | Nov 2010 | Dec 2025 | Solar |
| Hazlehurst II | SR South Loving, LLC | Hazlehurst, GA | Southern Company Services, Inc. - Trans (SOCO) | 60.2 GWh | Nov 2016 | Aug 2026 | Solar |
| 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% |
| San Luis Valley Solar Ranch | Avangrid Power LLC | Mosca, CO | Public Service Company of Colorado (PSCO) | 59.9 GWh | Nov 2011 | Aug 2026 | Solar |
| Thorpe | Duke Energy Carolinas, LLC | Tuckasegee, NC | Duke Energy Carolinas (DUK) | 59.8 GWh | Sep 1941 | Dec 2025 | Water |
| Marshall Energy Facility | Tennessee Valley Authority | Calvert City, KY | Tennessee Valley Authority (TVA) | 59.8 GWh | May 2002 | Aug 2026 | Natural Gas : 99.5% Distillate Fuel Oil : 0.5% |
| Crete Energy Venture LLC | Crete Energy Venture LLC | Crete, IL | PJM Interconnection, LLC (PJM) | 59.8 GWh | Apr 2002 | Dec 2025 | Natural Gas |
| Gillette SBMC | The Gillette Company | Boston, MA | ISO New England (ISNE) | 59.5 GWh | Jan 1971 | Aug 2026 | Natural Gas |
| Peony Solar | SunStrong Management | Springfield, SC | Dominion Energy South Carolina, Inc. (SCEG) | 59.4 GWh | Nov 2018 | Aug 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 |
| Nimbus | U S Bureau of Reclamation | Folsom, CA | Balancing Authority of Northern California (BANC) | 59.3 GWh | Apr 1955 | Aug 2026 | 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 |
| Snoqualmie | Puget Sound Energy Inc | Snoqualmie, WA | Puget Sound Energy, Inc. (PSEI) | 59.2 GWh | Dec 1897 | Dec 2025 | Water |
| Loma Linda University Cogen | Loma Linda University | Loma Linda, CA | California Independent System Operator (CISO) | 59.1 GWh | Jan 1980 | Aug 2026 | Natural Gas |
| San Diego State University | San Diego State University | San Diego, CA | California Independent System Operator (CISO) | 59.1 GWh | Aug 2002 | Jul 2026 | Natural Gas : 97.5% Solar : 2.5% |
| Camp Reed | Idaho Wind Partners 1 LLC | Glenns Ferry, ID | Idaho Power Company (IPCO) | 59.0 GWh | Nov 2010 | Dec 2025 | Wind |
| Lawrence Hydroelectric Associates | Central Rivers Power US, LLC | Lawrence, MA | ISO New England (ISNE) | 58.9 GWh | Jun 1981 | Dec 2025 | Water |
| Lost Hills/Blackwell | Southern Power Co | Lost Hills, CA | California Independent System Operator (CISO) | 58.9 GWh | Mar 2015 | Dec 2025 | Solar |
| Yahoo Creek | Idaho Wind Partners 1 LLC | Hagerman, ID | Idaho Power Company (IPCO) | 58.8 GWh | Nov 2010 | Dec 2025 | Wind |
| Georgia-Pacific Taylorsville Plywood | Georgia-Pacific Wood Products LLC | Taylorsville, MS | Southern Company Services, Inc. - Trans (SOCO) | 58.7 GWh | Jun 2018 | Dec 2025 | Natural Gas |
| Blount Street | Madison Gas & Electric Co | Madison, WI | Midcontinent Independent System Operator, Inc. (MISO) | 58.6 GWh | May 1957 | Dec 2025 | Natural Gas |
| Suwannee River | Duke Energy Florida, LLC | Live Oak, FL | Duke Energy Florida, Inc. (FPC) | 58.5 GWh | Oct 1953 | Dec 2025 | Natural Gas : 99.3% Distillate Fuel Oil : 0.7% |
| Wind Park Bear Creek | Leeward Asset Management, LLC | Bear Creek, PA | PJM Interconnection, LLC (PJM) | 58.5 GWh | Feb 2006 | Aug 2026 | Wind |
| DTE Atlantic, LLC | DTE Atlantic, LLC | Atlantic City, NJ | PJM Interconnection, LLC (PJM) | 58.3 GWh | Nov 2010 | Dec 2025 | Natural Gas |
| Hubbard Wind II | Hubbard Wind II, LLC | Malone, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 58.3 GWh | - | Aug 2026 | Wind |
| RB Inyokern Solar WDAT 1203 (CSG) | Dimension Energy LLC | Ridgecrest, CA | California Independent System Operator (CISO) | 58.3 GWh | Nov 2024 | Dec 2025 | Solar |
| Salmon Falls Wind Park | Idaho Wind Partners 1 LLC | Hagerman, ID | Idaho Power Company (IPCO) | 58.3 GWh | Mar 2011 | Dec 2025 | Wind |
| Forks of Butte Hydro Project | Hypower Energy, LLC | Magalia, CA | California Independent System Operator (CISO) | 58.2 GWh | Feb 1992 | Dec 2025 | Water |
| Jersey Valley Geothermal Power Plant | Ormat Nevada Inc | Imlay, NV | Nevada Power Company (NEVP) | 58.1 GWh | Nov 2010 | Dec 2025 | Geothermal |
| Winchester Power Park | Lower Colorado River Authority | Winchester, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 58.1 GWh | Apr 2010 | Dec 2025 | Natural Gas |
| Puna | Hawaii Electric Light Co Inc | Keaau, HI | 58.1 GWh | Jul 1988 | Dec 2025 | Distillate Fuel Oil : 81.2% Residual Fuel Oil : 18.8% | |
| TA-High Desert LLC | TA-High Desert LLC | Lancaster, CA | California Independent System Operator (CISO) | 57.9 GWh | Feb 2013 | Dec 2025 | Solar |
| Sheffield Wind | Evergreen Wind, LLC | Sheffield, VT | ISO New England (ISNE) | 57.8 GWh | Sep 2011 | Aug 2026 | Wind |
| Prairie Creek Solar | Sol Systems | Jacksonville, IL | Midcontinent Independent System Operator, Inc. (MISO) | 57.7 GWh | Oct 2023 | Aug 2026 | Solar |
| Edwards Sanborn E3 | Terra-Gen Operating Co-Hybrid | Mojave, CA | California Independent System Operator (CISO) | 57.7 GWh | Nov 2021 | Aug 2026 | Solar |
| Kalkaska CT #1 | Michigan Public Power Agency | Kalkaska, MI | Midcontinent Independent System Operator, Inc. (MISO) | 57.5 GWh | Nov 2002 | Dec 2025 | Natural Gas |
| Interstate | City of Springfield - (IL) | Springfield, IL | Midcontinent Independent System Operator, Inc. (MISO) | 57.5 GWh | Aug 1997 | Dec 2025 | Natural Gas : 99.2% Distillate Fuel Oil : 0.8% |
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 |