Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Kawailoa Solar | Kawailoa Solar, LLC | Haleiwa, HI | (HECO) | 74.0 GWh | Oct 2019 | Sep 2025 | Solar |
| Coffeen Solar BESS | Vistra Corp | Coffeen, IL | Midcontinent Independent System Operator, Inc. (MISO) | 73.9 GWh | Nov 2024 | Sep 2025 | Solar |
| Mojave 16/17/18 | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 73.9 GWh | Nov 1989 | Dec 2024 | Wind |
| Elm City Solar Facility | Duke Energy Progress - (NC) | Elm City, NC | Duke Energy Progress East (CPLE) | 73.6 GWh | Feb 2016 | Dec 2024 | Solar |
| Peony Solar | Peony Solar, LLC | Springfield, SC | Dominion Energy South Carolina, Inc. (SCEG) | 73.5 GWh | Nov 2018 | Sep 2025 | Solar |
| Anheuser-Busch Jacksonville | Anheuser-Busch Inc | Jacksonville, FL | JEA (JEA) | 73.4 GWh | Oct 1987 | Dec 2024 | Natural Gas |
| Arrowrock Hydroelectric Project | Boise-Kuna Irrigation District | Boise, ID | Idaho Power Company (IPCO) | 73.0 GWh | Mar 2010 | Dec 2024 | Water |
| Combine Hills I | Eurus Combine Hills I LLC | Milton-Freewater, OR | PacifiCorp West (PACW) | 73.0 GWh | Nov 2003 | Dec 2024 | Wind |
| Sheffield Wind | Evergreen Wind, LLC | Sheffield, VT | ISO New England (ISNE) | 72.9 GWh | Sep 2011 | Sep 2025 | Wind |
| Moraine II Wind LLC | Avangrid Power LLC | Woodstock, MN | Midcontinent Independent System Operator, Inc. (MISO) | 72.9 GWh | Jan 2009 | Dec 2024 | Wind |
| London | Appalachian Power Co | Handley, WV | PJM Interconnection, LLC (PJM) | 72.9 GWh | Nov 1935 | Dec 2024 | Water |
| Hoot Lake Solar | Otter Tail Power Co | Fergus Falls, MN | Midcontinent Independent System Operator, Inc. (MISO) | 72.8 GWh | Jul 2023 | Sep 2025 | Solar |
| Gordon Butte Wind LLC | Gordon Butte Wind LLC | Martinsdale, MT | NorthWestern Corporation (NWMT) | 72.8 GWh | Dec 2011 | Dec 2024 | Wind |
| Elk River | Great River Energy | Elk River, MN | Midcontinent Independent System Operator, Inc. (MISO) | 72.7 GWh | Dec 1950 | Sep 2025 | Natural Gas : 99.1% Distillate Fuel Oil : 0.9% |
| Desert Peak Power Plant | Ormat Nevada Inc | Fernley, NV | Nevada Power Company (NEVP) | 72.7 GWh | May 2006 | Dec 2024 | Geothermal |
| El Segundo Energy Center LLC | NRG Energy Services LLC | El Segundo, CA | California Independent System Operator (CISO) | 72.7 GWh | Jun 2013 | Sep 2025 | Natural Gas |
| Archbald Power Station | PEI Power Corp | Archbald, PA | PJM Interconnection, LLC (PJM) | 72.5 GWh | Aug 1988 | Sep 2025 | Natural Gas : 88.1% Landfill Gas : 11.9% |
| Brule County Wind | Consolidated Edison Development Inc. | Kimball, SD | Southwest Power Pool (SWPP) | 72.5 GWh | Sep 2018 | Dec 2024 | Wind |
| Tallulah Falls | Georgia Power Co | Tallulah Falls, GA | Southern Company Services, Inc. - Trans (SOCO) | 72.0 GWh | Aug 1913 | Dec 2024 | Water |
| Navajo Dam | City of Farmington - (NM) | Farmington, NM | Western Area Power Administration - Rocky Mountain Region (WACM) | 72.0 GWh | Dec 1988 | Dec 2024 | Water |
| Riverside Energy Resource Center | City of Riverside - (CA) | Riverside, CA | California Independent System Operator (CISO) | 71.9 GWh | May 2006 | Dec 2024 | Natural Gas |
| Spring Canyon Expansion Wind Energy Ctr | Spring Canyon Expansion LLC | Peetz, CO | Public Service Company of Colorado (PSCO) | 71.9 GWh | Sep 2014 | Dec 2024 | Wind |
| Little Bear Solar 1, LLC | Little Bear Solar 1, LLC (Longroad) | Mendota, CA | California Independent System Operator (CISO) | 71.6 GWh | Nov 2020 | Sep 2025 | Solar |
| Hardy | Consumers Energy Co - (MI) | Newaygo, MI | Midcontinent Independent System Operator, Inc. (MISO) | 71.6 GWh | May 1931 | Dec 2024 | Water |
| CP Kelco San Diego Plant | CP Kelco US Inc. | San Diego, CA | California Independent System Operator (CISO) | 71.3 GWh | Sep 1983 | Sep 2025 | Natural Gas |
| Shoshone Falls | Idaho Power Co | Twin Falls, ID | Idaho Power Company (IPCO) | 71.3 GWh | Jul 1907 | Dec 2024 | Water |
| Greenwood (MO) | Evergy Missouri West | Greenwood, MO | Southwest Power Pool (SWPP) | 71.2 GWh | Apr 1975 | Sep 2025 | Natural Gas : 87.4% Distillate Fuel Oil : 7.1% Solar : 5.5% |
| 85 A | Wind Wall 1 LLC | Tehachapi, CA | California Independent System Operator (CISO) | 71.2 GWh | Dec 1984 | Dec 2024 | Wind |
| San Isabel Solar, LLC | San Isabel Solar, LLC | Trinidad, CO | Public Service Company of Colorado (PSCO) | 71.0 GWh | Nov 2016 | Sep 2025 | Solar |
| Central 40 | Central 40, LLC | Newman, CA | California Independent System Operator (CISO) | 70.8 GWh | Jan 2021 | Sep 2025 | Solar |
| Chaves County Solar II | Chaves County Solar II, LLC | Roswell, NM | Southwest Power Pool (SWPP) | 70.8 GWh | Mar 2023 | Sep 2025 | Solar |
| CE Leathers | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 70.6 GWh | Oct 1989 | Dec 2024 | Geothermal |
| Allegheny Hydro No 8 | Allegheny Hydro LP | Adrian, PA | PJM Interconnection, LLC (PJM) | 70.6 GWh | Nov 1990 | Dec 2024 | Water |
| New Market Solar | New Market Solar | Sardinia, OH | PJM Interconnection, LLC (PJM) | 70.5 GWh | Jun 2023 | Sep 2025 | Solar |
| Copco 1 | PacifiCorp | Hornbrook, CA | PacifiCorp West (PACW) | 70.4 GWh | Dec 1917 | Jan 2024 | Water |
| Western Michigan University Power Plant | Western Michigan University | Kalamazoo, MI | Midcontinent Independent System Operator, Inc. (MISO) | 70.4 GWh | Jul 1997 | Dec 2024 | Natural Gas |
| Boysen | U S Bureau of Reclamation | Thermopolis, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 70.3 GWh | Jul 1952 | Dec 2024 | Water |
| Ormesa I | Ormat Nevada Inc | Holtville, CA | Imperial Irrigation District (IID) | 70.2 GWh | Nov 1986 | Dec 2024 | Geothermal |
| Salt Wells | Ormat Salt Wells LLC | Fallon, NV | Nevada Power Company (NEVP) | 70.0 GWh | Feb 2009 | Dec 2024 | Geothermal |
| University Park South | University Park Energy LLC | University Park, IL | PJM Interconnection, LLC (PJM) | 70.0 GWh | May 2001 | Dec 2024 | Natural Gas |
| Summit Lake | Central Iowa Power Cooperative | Creston, IA | Midcontinent Independent System Operator, Inc. (MISO) | 70.0 GWh | Feb 1951 | Dec 2024 | Natural Gas : 99.9% |
| Big Blue | Big Blue Wind Farm LLC (MN) | Blue Earth, MN | Midcontinent Independent System Operator, Inc. (MISO) | 70.0 GWh | Nov 2012 | Dec 2024 | Wind |
| High Acres Gas Recovery | WM Renewable Energy LLC | Fairport, NY | New York Independent System Operator (NYIS) | 70.0 GWh | Apr 1991 | Dec 2024 | Landfill Gas |
| Lockhart | Lockhart Power Co | Lockhart, SC | Duke Energy Carolinas (DUK) | 70.0 GWh | Dec 1920 | Dec 2024 | Water |
| Big Turtle Wind Farm, LLC | DTE Sustainable Generation | Harbor Beach, MI | Midcontinent Independent System Operator, Inc. (MISO) | 69.9 GWh | Nov 2014 | Dec 2024 | Wind |
| SR Bell Buckle | SR Bell Buckle, LLC | Shelbyville, TN | Tennessee Valley Authority (TVA) | 69.9 GWh | Oct 2023 | Sep 2025 | Solar |
| Rhodhiss | Duke Energy Carolinas, LLC | Rhodhiss, NC | Duke Energy Carolinas (DUK) | 69.8 GWh | Jan 1925 | Dec 2024 | Water |
| Robin Hollow Solar | Robin Hollow Solar, LLC | West Greenwich, RI | ISO New England (ISNE) | 69.7 GWh | Nov 2023 | Sep 2025 | Solar |
| FL Solar 4, LLC | Onward Energy | Tallahassee, FL | City of Tallahassee (TAL) | 69.6 GWh | Nov 2019 | Sep 2025 | Solar |
| Bayway Refinery | Phillips 66 | Linden, NJ | PJM Interconnection, LLC (PJM) | 69.6 GWh | Nov 1967 | Sep 2025 | Waste Heat |
| Oak Tree Energy | Consolidated Edison Development Inc. | Clark, SD | Southwest Power Pool (SWPP) | 69.4 GWh | Nov 2014 | Dec 2024 | Wind |
| Camp Reed | Idaho Wind Partners 1 LLC | Glenns Ferry, ID | Idaho Power Company (IPCO) | 69.4 GWh | Nov 2010 | Dec 2024 | Wind |
| Whitney | USACE-Fort Worth District | Clifton, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 69.4 GWh | May 1953 | Dec 2024 | Water |
| Steamboat III | Steamboat Development Corp | Reno, NV | Nevada Power Company (NEVP) | 69.4 GWh | Sep 1992 | Dec 2024 | Geothermal |
| Tilton | Tilton Energy LLC | Tilton, IL | Midcontinent Independent System Operator, Inc. (MISO) | 69.3 GWh | May 1999 | Dec 2024 | Natural Gas |
| Johnson 2 | Central Nebraska Pub P&I Dist | Lexington, NE | Southwest Power Pool (SWPP) | 69.3 GWh | Mar 1941 | Dec 2024 | Water |
| Ocoee 1 | Tennessee Valley Authority | Benton, TN | Tennessee Valley Authority (TVA) | 69.2 GWh | Dec 1911 | Dec 2024 | Water |
| Princeton University Cogeneration | Trustees of Princeton University | Princeton, NJ | PJM Interconnection, LLC (PJM) | 69.2 GWh | Sep 1996 | Sep 2025 | Natural Gas : 67.0% Solar : 31.8% Distillate Fuel Oil : 1.2% |
| 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 |
| Prospect | Erie Boulevard Hydropower LP | Prospect, NY | New York Independent System Operator (NYIS) | 69.1 GWh | Dec 1958 | Dec 2024 | Water |
| Crescent Dunes Solar Energy | Tonopah Solar Energy LLC | Tonopah, NV | Nevada Power Company (NEVP) | 69.1 GWh | Oct 2015 | Sep 2025 | Solar |
| Post Falls | Avista Corp | Post Falls, ID | Avista Corporation (AVA) | 69.1 GWh | Jun 1906 | Dec 2024 | Water |
| D G Hunter | City of Alexandria - (LA) | Alexandria, LA | Midcontinent Independent System Operator, Inc. (MISO) | 69.0 GWh | Apr 1965 | Dec 2024 | Natural Gas |
| Univ of Massachusetts Medical Center | University of Massachusetts Medical | Worcester, MA | ISO New England (ISNE) | 68.7 GWh | Mar 1974 | Dec 2024 | Natural Gas : 99.2% Distillate Fuel Oil : 0.7% |
| Dry Bridge Solar (Brown University) | MN8 Energy LLC | North Kingstown, RI | ISO New England (ISNE) | 68.7 GWh | Oct 2023 | Sep 2025 | Solar |
| Ontario LFGTE | Seneca Energy II | Stanley, NY | New York Independent System Operator (NYIS) | 68.5 GWh | Oct 2003 | Dec 2024 | Landfill Gas |
| Richmond | Indiana Municipal Power Agency | Centerville, IN | PJM Interconnection, LLC (PJM) | 68.5 GWh | Apr 1992 | Dec 2024 | Natural Gas |
| Yahoo Creek | Idaho Wind Partners 1 LLC | Hagerman, ID | Idaho Power Company (IPCO) | 68.4 GWh | Nov 2010 | Dec 2024 | Wind |
| Garden City | Sunflower Electric Power Corp | Garden City, KS | Southwest Power Pool (SWPP) | 68.2 GWh | May 1968 | Dec 2024 | Natural Gas |
| Hamakua Energy Plant | Hamakua Energy LP | Honokaa, HI | 68.2 GWh | Jun 2000 | Sep 2025 | Other Biomass Liquids : 65.0% Waste/Other Oil : 35.0% | |
| Shallow Basket | Shallow Basket Energy, LLC | Dulce, NM | Public Service Company of New Mexico (PNM) | 68.2 GWh | - | Sep 2025 | Solar |
| Wolfskin Solar | Wolfskin Solar, LLC | Arnoldsville, GA | Southern Company Services, Inc. - Trans (SOCO) | 68.1 GWh | Nov 2024 | Sep 2025 | Solar |
| BT Jungmann | BT Jungmann, LLC | Buckholts, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 68.1 GWh | - | Sep 2025 | Solar |
| Payne's Ferry | Idaho Wind Partners 1 LLC | Hagerman, ID | Idaho Power Company (IPCO) | 67.8 GWh | Nov 2010 | Dec 2024 | Wind |
| Sheldon Springs Hydroelectric | Central Rivers Power US, LLC | Sheldon Springs, VT | ISO New England (ISNE) | 67.8 GWh | Jun 1988 | Dec 2024 | Water |
| Luna Valley | Luna Valley Solar I, LLC | Mendota, CA | California Independent System Operator (CISO) | 67.7 GWh | - | Sep 2025 | Solar |
| Lempster Wind LLC | Avangrid Power LLC | Lempster, NH | ISO New England (ISNE) | 67.7 GWh | Nov 2008 | Sep 2025 | Wind |
| Parnassus Central Utility Plant | University of California-San Francisco | San Francisco, CA | California Independent System Operator (CISO) | 67.6 GWh | Dec 1995 | Sep 2025 | Natural Gas |
| North 1st | New York Power Authority | Brooklyn, NY | New York Independent System Operator (NYIS) | 67.6 GWh | Jul 2001 | Dec 2024 | Natural Gas |
| Chevron - Lost Hills Hybrid | MN8 Energy LLC | Lost Hills, CA | California Independent System Operator (CISO) | 67.5 GWh | Mar 2020 | Sep 2025 | Solar |
| Brownsville Peaking Power | Tennessee Valley Authority | Brownsville, TN | Tennessee Valley Authority (TVA) | 67.5 GWh | May 1999 | Dec 2024 | Natural Gas |
| McKittrick Cogen | Chevron USA Inc | McKittrick, CA | California Independent System Operator (CISO) | 67.5 GWh | May 2012 | Dec 2024 | Natural Gas |
| Marmet | Appalachian Power Co | Marmet, WV | PJM Interconnection, LLC (PJM) | 67.4 GWh | Nov 1935 | Dec 2024 | Water |
| Pine River Solar Park | DTE Electric Company | Alma, MI | Midcontinent Independent System Operator, Inc. (MISO) | 67.4 GWh | - | Sep 2025 | Solar |
| Delilah Solar Energy II LLC | Invenergy Services LLC | Bogota, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 67.3 GWh | - | Sep 2025 | Solar |
| Aurora County Wind | Consolidated Edison Development Inc. | White Lake, SD | Southwest Power Pool (SWPP) | 67.1 GWh | Sep 2018 | Dec 2024 | Wind |
| Keowee | Duke Energy Carolinas, LLC | Seneca, SC | Duke Energy Carolinas (DUK) | 67.0 GWh | Mar 1971 | Dec 2024 | Water |
| Franklin Heating Station | Franklin Heating Station | Rochester, MN | Midcontinent Independent System Operator, Inc. (MISO) | 67.0 GWh | Dec 1950 | Sep 2025 | Natural Gas : 79.1% Purchased Steam : 19.3% Distillate Fuel Oil : 1.6% |
| Warren F Sam Beasley Generation Station | Delaware Municipal Electric Corp | Smyrna, DE | PJM Interconnection, LLC (PJM) | 66.9 GWh | Mar 2002 | Sep 2025 | Natural Gas : 99.3% Distillate Fuel Oil : 0.7% |
| Cougar | USACE Northwestern Division | Lowell, OR | Bonneville Power Administration (BPAT) | 66.9 GWh | Feb 1964 | Dec 2024 | Water |
| Wind Park Bear Creek | Leeward Asset Management, LLC | Bear Creek, PA | PJM Interconnection, LLC (PJM) | 66.9 GWh | Feb 2006 | Sep 2025 | Wind |
| AM Wind Repower LLC | Brookfield Renewable Trading and Marketing LP | Whitewater, CA | California Independent System Operator (CISO) | 66.8 GWh | - | Sep 2025 | Wind |
| Altona Solar, LLC | Birch Creek Power, LLC | Centralia, MO | Midcontinent Independent System Operator, Inc. (MISO) | 66.7 GWh | Jul 2024 | Sep 2025 | Solar |
| Lloyd Shoals | Georgia Power Co | Jackson, GA | Southern Company Services, Inc. - Trans (SOCO) | 66.6 GWh | Jan 1911 | Dec 2024 | Water |
| Kelly Ridge | South Feather Water and Power Agency | Oroville, CA | California Independent System Operator (CISO) | 66.5 GWh | Aug 1963 | Dec 2024 | Water |
| Utility Plants Section | Doyon Utilities - Ft. Wainwright | Fort Wainwright, AK | 66.4 GWh | Dec 1954 | Dec 2024 | Subbituminous Coal | |
| San Luis Valley Solar Ranch | Avangrid Power LLC | Mosca, CO | Public Service Company of Colorado (PSCO) | 66.4 GWh | Nov 2011 | Sep 2025 | Solar |
| Buffalo Bill | U S Bureau of Reclamation | Cody, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 66.2 GWh | Aug 1992 | Dec 2024 | Water |
| Bluebell Solar | Bluebell Solar, LLC | Sterling City, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 66.1 GWh | Oct 2018 | Sep 2025 | Solar |
| Big Timber Wind Farm | Consolidated Edison Development Inc. | Big Timber, MT | NorthWestern Corporation (NWMT) | 66.0 GWh | Jan 2018 | Sep 2025 | Wind |
Summary of Power Plants By State
Figures are based on September 2025 generation numbers.| State | Rank | Active Plants | Sep 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 76 | 12,052.47 GWh |
| Alaska | # 48 | 147 | 527.57 GWh |
| Arizona | # 9 | 183 | 11,602.92 GWh |
| Arkansas | # 21 | 117 | 5,844.09 GWh |
| California | # 4 | 1,769 | 19,371.91 GWh |
| Colorado | # 30 | 304 | 4,433.17 GWh |
| Connecticut | # 32 | 168 | 3,779.74 GWh |
| Delaware | # 49 | 33 | 419.31 GWh |
| District of Columbia | # 51 | 16 | 16.99 GWh |
| Florida | # 2 | 323 | 24,446.09 GWh |
| Georgia | # 8 | 266 | 11,628.97 GWh |
| Hawaii | # 47 | 73 | 826.54 GWh |
| Idaho | # 44 | 148 | 1,495.33 GWh |
| Illinois | # 5 | 385 | 14,642.93 GWh |
| Indiana | # 14 | 213 | 8,730.35 GWh |
| Iowa | # 26 | 295 | 5,224.35 GWh |
| Kansas | # 25 | 189 | 5,250.86 GWh |
| Kentucky | # 23 | 60 | 5,806.86 GWh |
| Louisiana | # 13 | 87 | 9,343.34 GWh |
| Maine | # 45 | 217 | 1,135.36 GWh |
| Maryland | # 39 | 204 | 2,935.42 GWh |
| Massachusetts | # 41 | 652 | 1,746.92 GWh |
| Michigan | # 11 | 279 | 10,468.02 GWh |
| Minnesota | # 29 | 769 | 4,717.95 GWh |
| Mississippi | # 20 | 58 | 6,625.37 GWh |
| Missouri | # 22 | 128 | 5,843.17 GWh |
| State | Rank | Active Plants | Sep 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 72 | 1,949.24 GWh |
| Nebraska | # 34 | 132 | 3,501.38 GWh |
| Nevada | # 31 | 114 | 4,053.88 GWh |
| New Hampshire | # 42 | 60 | 1,549.07 GWh |
| New Jersey | # 27 | 399 | 4,969.45 GWh |
| New Mexico | # 36 | 145 | 3,317.84 GWh |
| New York | # 12 | 966 | 10,145.62 GWh |
| North Carolina | # 10 | 917 | 11,211.15 GWh |
| North Dakota | # 37 | 60 | 3,089.17 GWh |
| Ohio | # 6 | 201 | 12,818.31 GWh |
| Oklahoma | # 17 | 143 | 7,364.05 GWh |
| Oregon | # 28 | 282 | 4,812.51 GWh |
| Pennsylvania | # 3 | 260 | 19,731.43 GWh |
| Rhode Island | # 46 | 100 | 863.62 GWh |
| South Carolina | # 16 | 207 | 7,861.23 GWh |
| South Dakota | # 43 | 52 | 1,535.17 GWh |
| Tennessee | # 19 | 88 | 6,829.06 GWh |
| Texas | # 1 | 946 | 51,969.48 GWh |
| Utah | # 35 | 126 | 3,419.48 GWh |
| Vermont | # 50 | 120 | 165.14 GWh |
| Virginia | # 15 | 241 | 8,580.52 GWh |
| Washington | # 18 | 138 | 7,120.43 GWh |
| West Virginia | # 38 | 39 | 3,057.29 GWh |
| Wisconsin | # 24 | 251 | 5,674.74 GWh |
| Wyoming | # 33 | 73 | 3,641.70 GWh |