Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| 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 |
| Rhodhiss | Duke Energy Carolinas, LLC | Rhodhiss, NC | Duke Energy Carolinas (DUK) | 69.8 GWh | Jan 1925 | Dec 2024 | Water |
| Petersburg Energy Center | Petersburg Energy Center, LLC | Pike County, IN | 69.7 GWh | - | Mar 2026 | Solar | |
| 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 |
| William F Matson Generating Station | Allegheny Electric Coop Inc | Huntingdon, PA | PJM Interconnection, LLC (PJM) | 69.3 GWh | May 1988 | Mar 2026 | Water |
| 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 |
| 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 |
| High Mesa | High Mesa Energy, LLC | King Hill, ID | Idaho Power Company (IPCO) | 69.1 GWh | Nov 2012 | Mar 2026 | Wind |
| Prospect | Erie Boulevard Hydropower LP | Prospect, NY | New York Independent System Operator (NYIS) | 69.1 GWh | Dec 1958 | Dec 2024 | Water |
| 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 |
| SR Bell Buckle | SR Bell Buckle, LLC | Shelbyville, TN | Tennessee Valley Authority (TVA) | 68.8 GWh | Oct 2023 | Mar 2026 | Solar |
| 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% |
| San Isabel Solar, LLC | San Isabel Solar, LLC | Trinidad, CO | Public Service Company of Colorado (PSCO) | 68.7 GWh | Nov 2016 | Mar 2026 | Solar |
| Chaves County Solar II | Chaves County Solar II, LLC | Roswell, NM | Southwest Power Pool (SWPP) | 68.6 GWh | Mar 2023 | Mar 2026 | 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 |
| Fredonia (WA) | Puget Sound Energy Inc | Mt Vernon, WA | Puget Sound Energy, Inc. (PSEI) | 68.2 GWh | Apr 1984 | Mar 2026 | Natural Gas : 97.4% Distillate Fuel Oil : 2.6% |
| 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 |
| North 1st | New York Power Authority | Brooklyn, NY | New York Independent System Operator (NYIS) | 67.6 GWh | Jul 2001 | Dec 2024 | Natural Gas |
| Bonnie Mine Solar | Tampa Electric Co | Bartow, FL | Tampa Electric Company (TEC) | 67.5 GWh | Dec 2018 | Mar 2026 | 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 |
| 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 |
| Lightning Dock Geothermal | Lightning Dock Geothermal HI-01, LLC | Animas, NM | Public Service Company of New Mexico (PNM) | 66.9 GWh | Nov 2013 | Mar 2026 | Geothermal |
| Cougar | USACE Northwestern Division | Lowell, OR | Bonneville Power Administration (BPAT) | 66.9 GWh | Feb 1964 | Dec 2024 | Water |
| Peony Solar | Peony Solar, LLC | Springfield, SC | Dominion Energy South Carolina, Inc. (SCEG) | 66.8 GWh | Nov 2018 | Mar 2026 | Solar |
| Lloyd Shoals | Georgia Power Co | Jackson, GA | Southern Company Services, Inc. - Trans (SOCO) | 66.6 GWh | Jan 1911 | Dec 2024 | Water |
| French Island | Northern States Power Co - Minnesota | La Cross, WI | Midcontinent Independent System Operator, Inc. (MISO) | 66.6 GWh | Dec 1939 | Mar 2026 | Wood/Wood Waste Solids : 43.5% Non-biogenic Municipal Solid Waste : 25.4% Biogenic Municipal Solid Waste : 20.8% Distillate Fuel Oil : 10.0% |
| Kelly Ridge | South Feather Water and Power Agency | Oroville, CA | California Independent System Operator (CISO) | 66.5 GWh | Aug 1963 | Dec 2024 | Water |
| Simplot Leasing Don Plant | Simplot Leasing Corp | Pocatello, ID | Idaho Power Company (IPCO) | 66.4 GWh | Jan 1986 | Mar 2026 | Waste Heat |
| Utility Plants Section | Doyon Utilities - Ft. Wainwright | Fort Wainwright, AK | 66.4 GWh | Dec 1954 | Dec 2024 | Subbituminous Coal | |
| Parnassus Central Utility Plant | University of California-San Francisco | San Francisco, CA | California Independent System Operator (CISO) | 66.3 GWh | Dec 1995 | Mar 2026 | Natural Gas |
| 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 |
| Sonoco Products Co | Sonoco Products Co | Hartsville, SC | Duke Energy Progress East (CPLE) | 66.1 GWh | Jan 1947 | Mar 2026 | Wood/Wood Waste Solids : 88.8% Natural Gas : 11.2% |
| Cuyama Solar, LLC | Cuyama Solar, LLC | Cuyama, CA | California Independent System Operator (CISO) | 66.1 GWh | Oct 2017 | Mar 2026 | Solar |
| Pio Pico Energy Center | Pio Pico Energy Center LLC | San Diego, CA | California Independent System Operator (CISO) | 65.9 GWh | Oct 2016 | Dec 2024 | Natural Gas |
| Forks of Butte Hydro Project | Hypower Energy, LLC | Magalia, CA | California Independent System Operator (CISO) | 65.9 GWh | Feb 1992 | Dec 2024 | Water |
| Snoqualmie | Puget Sound Energy Inc | Snoqualmie, WA | Puget Sound Energy, Inc. (PSEI) | 65.9 GWh | Dec 1897 | Dec 2024 | Water |
| Friendswood Energy | Tejas Power Generation LLC | Houston, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 65.7 GWh | Oct 2018 | Dec 2024 | Natural Gas |
| Pratt & Whitney | United Technologies | East Hartford, CT | ISO New England (ISNE) | 65.6 GWh | Dec 1991 | Mar 2026 | Natural Gas |
| Robin Hollow Solar | Robin Hollow Solar, LLC | West Greenwich, RI | ISO New England (ISNE) | 65.5 GWh | Nov 2023 | Mar 2026 | Solar |
| Spruance Operating Services LLC | Veolia Energy Operating Service | Richmond, VA | PJM Interconnection, LLC (PJM) | 65.5 GWh | Apr 1992 | Mar 2026 | Natural Gas |
| Half Moon Solar Plant | Duke Energy Florida, LLC | Sumter County, FL | 65.4 GWh | - | Mar 2026 | Solar | |
| Scrubgrass Reclamation CO. LP. | Scrubgrass Reclamation CO. LP. | Kennerdell, PA | PJM Interconnection, LLC (PJM) | 65.4 GWh | May 1993 | Dec 2024 | Waste/Other Coal : 98.9% Distillate Fuel Oil : 1.1% |
| North Platte | Nebraska Public Power District | North Platte, NE | Southwest Power Pool (SWPP) | 65.4 GWh | Dec 1934 | Dec 2024 | Water |
| Rattler Solar Plant | Duke Energy Florida, LLC | Hernando County, FL | 65.3 GWh | - | Mar 2026 | Solar | |
| Lawrence Hydroelectric Associates | Central Rivers Power US, LLC | Lawrence, MA | ISO New England (ISNE) | 65.1 GWh | Jun 1981 | Dec 2024 | Water |
| Blake | Erie Boulevard Hydropower LP | Parishville, NY | New York Independent System Operator (NYIS) | 64.9 GWh | Dec 1956 | Dec 2024 | Water |
| Chevron - Lost Hills Hybrid | MN8 Energy LLC | Lost Hills, CA | California Independent System Operator (CISO) | 64.9 GWh | Mar 2020 | Mar 2026 | Solar |
| Babacomari Solar | Babacomari Solar, LLC | Huachuca, AZ | Tucson Electric Power (TEPC) | 64.8 GWh | - | Mar 2026 | Solar |
| Altona Solar, LLC | Birch Creek Power, LLC | Centralia, MO | Midcontinent Independent System Operator, Inc. (MISO) | 64.6 GWh | Jul 2024 | Mar 2026 | Solar |
| Avalon Solar | Arevon Energy, Inc. | Pima, AZ | Tucson Electric Power (TEPC) | 64.6 GWh | Nov 2014 | Dec 2024 | Solar |
| NRG Rockford II Energy Center | Rockford Generation LLC | Rockford, IL | PJM Interconnection, LLC (PJM) | 64.6 GWh | May 2002 | Dec 2024 | Natural Gas |
| Innovative Solar 43, LLC | Cypress Creek Renewables | Ivanhoe, NC | Duke Energy Progress East (CPLE) | 64.5 GWh | Nov 2016 | Mar 2026 | Solar |
| Lempster Wind LLC | Avangrid Power LLC | Lempster, NH | ISO New England (ISNE) | 64.5 GWh | Nov 2008 | Mar 2026 | Wind |
| Salmon Falls Wind Park | Idaho Wind Partners 1 LLC | Hagerman, ID | Idaho Power Company (IPCO) | 64.4 GWh | Mar 2011 | Dec 2024 | Wind |
| Fenner Wind | CHI Energy Inc | Cazenovia, NY | New York Independent System Operator (NYIS) | 64.4 GWh | Sep 2001 | Dec 2024 | Wind |
| Ocean County Landfill | NextEra Renewable Fuels, LLC | Manchester, NJ | PJM Interconnection, LLC (PJM) | 64.3 GWh | Jan 1997 | Dec 2024 | Landfill Gas |
| Inver Hills | Northern States Power Co - Minnesota | Inver Grove Heights, MN | Midcontinent Independent System Operator, Inc. (MISO) | 64.2 GWh | Mar 1972 | Dec 2024 | Natural Gas : 99.7% |
| McNary Dam Fish Attraction Project | Northern Wasco County PUD | Plymouth, WA | Bonneville Power Administration (BPAT) | 64.2 GWh | Oct 1997 | Dec 2024 | Water |
| Mosaic Co Tampa Facility | Mosaic Company | Riverview, FL | Tampa Electric Company (TEC) | 64.0 GWh | Jul 1988 | Mar 2026 | Other Fuel |
| Hayhurst Texas Solar | Hayhurst Texas Solar | Orla, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 64.0 GWh | Mar 2024 | Dec 2024 | Solar |
| Lakefield Junction | Great River Energy | Trimont, MN | Midcontinent Independent System Operator, Inc. (MISO) | 63.9 GWh | May 2001 | Dec 2024 | Natural Gas |
| Dry Bridge Solar (Brown University) | MN8 Energy LLC | North Kingstown, RI | ISO New England (ISNE) | 63.9 GWh | Oct 2023 | Mar 2026 | Solar |
| Two Ponds Windfarm | Mountain Air Projects, LLC | Glenns Ferry, ID | Idaho Power Company (IPCO) | 63.9 GWh | Nov 2012 | Dec 2024 | Wind |
| South Plant (CO) | City of Colorado Springs - (CO) | Colorado Springs, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 63.8 GWh | Oct 1962 | Mar 2026 | Natural Gas : 99.9% |
| Hayhurst New Mexico Solar | Hayhurst New Mexico Solar | Malaga, NM | Southwest Power Pool (SWPP) | 63.5 GWh | Jul 2023 | Dec 2024 | Solar |
| Livingston Generating Facility | Hoosier Energy R E C, Inc | Pontiac, IL | PJM Interconnection, LLC (PJM) | 63.5 GWh | Nov 1999 | Dec 2024 | Landfill Gas |
| The Andersons Albion Ethanol LLC | The Andersons Albion Ethanol LLC | Albion, MI | Midcontinent Independent System Operator, Inc. (MISO) | 63.4 GWh | Jul 2006 | Dec 2024 | Natural Gas |
| San Luis Valley Solar Ranch | Avangrid Power LLC | Mosca, CO | Public Service Company of Colorado (PSCO) | 63.4 GWh | Nov 2011 | Mar 2026 | Solar |
| Sumpter Energy Associates | NextEra Renewable Fuels, LLC | Belleville, MI | Midcontinent Independent System Operator, Inc. (MISO) | 63.4 GWh | Jun 1992 | Dec 2024 | Landfill Gas |
| Happy Jack Windpower Project | Duke Energy Renewables Services | Cheyenne, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 63.3 GWh | Jul 2008 | Mar 2026 | Wind |
| Sleeping Bear LLC | NRG Energy Gas & Wind Holdings Inc | Woodward, OK | Southwest Power Pool (SWPP) | 63.3 GWh | Sep 2007 | Dec 2024 | Wind |
| Concord Energy | Concord Energy LLC | Concord, NC | Duke Energy Carolinas (DUK) | 63.2 GWh | Jan 2012 | Mar 2026 | Landfill Gas |
| Pawpaw Solar Plant | Southern Power Co | Butler, GA | Southern Company Services, Inc. - Trans (SOCO) | 63.2 GWh | Feb 2016 | Dec 2024 | Solar |
| Loon Lake | Sacramento Municipal Util Dist | Fresh Pond, CA | Balancing Authority of Northern California (BANC) | 63.2 GWh | Aug 1971 | Dec 2024 | Water |
| Franklin Heating Station | Franklin Heating Station | Rochester, MN | Midcontinent Independent System Operator, Inc. (MISO) | 63.2 GWh | Dec 1950 | Mar 2026 | Natural Gas : 83.0% Purchased Steam : 15.5% Distillate Fuel Oil : 1.5% |
| Chippewa Falls | Northern States Power Co - Minnesota | Chippewa Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 63.0 GWh | Dec 1927 | Dec 2024 | Water |
| Packwood | Energy Northwest | Packwood, WA | Bonneville Power Administration (BPAT) | 63.0 GWh | Mar 1964 | Dec 2024 | Water |
| Dartmouth Power Associates LP | Morris Energy Operations Company, LLC | Dartmouth, MA | ISO New England (ISNE) | 63.0 GWh | Feb 1992 | Dec 2024 | Natural Gas : 99.7% |
| Twin Falls Hydro | Central Rivers Power US, LLC | North Bend, WA | Puget Sound Energy, Inc. (PSEI) | 62.9 GWh | Nov 1989 | Dec 2024 | Water |
| Deferiet | Erie Boulevard Hydropower LP | Deferiet, NY | New York Independent System Operator (NYIS) | 62.9 GWh | Dec 1924 | Dec 2024 | Water |
| Desert Meadow Windfarm | Mountain Air Projects, LLC | Glenns Ferry, ID | Idaho Power Company (IPCO) | 62.9 GWh | Nov 2012 | Dec 2024 | Wind |
| Slide Creek | PacifiCorp | Idleyld Park, OR | PacifiCorp West (PACW) | 62.8 GWh | Jun 1951 | Dec 2024 | Water |
| Lemolo 2 | PacifiCorp | Toketee Falls, OR | PacifiCorp West (PACW) | 62.7 GWh | Oct 1956 | Dec 2024 | Water |
Summary of Power Plants By State
Figures are based on March 2026 generation numbers.| State | Rank | Active Plants | Mar 2026 Generation |
|---|---|---|---|
| Alabama | # 10 | 76 | 10,194.39 GWh |
| Alaska | # 48 | 139 | 566.31 GWh |
| Arizona | # 15 | 183 | 8,256.99 GWh |
| Arkansas | # 25 | 114 | 4,973.03 GWh |
| California | # 5 | 1,656 | 15,197.83 GWh |
| Colorado | # 30 | 294 | 4,491.41 GWh |
| Connecticut | # 31 | 161 | 3,992.67 GWh |
| Delaware | # 49 | 33 | 248.78 GWh |
| District of Columbia | # 51 | 16 | 18.32 GWh |
| Florida | # 3 | 334 | 19,802.71 GWh |
| Georgia | # 8 | 247 | 10,697.11 GWh |
| Hawaii | # 46 | 69 | 784.18 GWh |
| Idaho | # 42 | 144 | 1,957.44 GWh |
| Illinois | # 4 | 379 | 15,489.73 GWh |
| Indiana | # 12 | 216 | 9,257.49 GWh |
| Iowa | # 21 | 289 | 6,478.67 GWh |
| Kansas | # 23 | 183 | 5,489.55 GWh |
| Kentucky | # 29 | 59 | 4,637.74 GWh |
| Louisiana | # 17 | 86 | 8,003.69 GWh |
| Maine | # 45 | 212 | 1,313.24 GWh |
| Maryland | # 39 | 202 | 2,834.84 GWh |
| Massachusetts | # 44 | 639 | 1,383.17 GWh |
| Michigan | # 13 | 268 | 8,564.76 GWh |
| Minnesota | # 26 | 760 | 4,875.53 GWh |
| Mississippi | # 24 | 55 | 5,467.46 GWh |
| Missouri | # 22 | 125 | 5,500.53 GWh |
| State | Rank | Active Plants | Mar 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 69 | 2,464.49 GWh |
| Nebraska | # 37 | 121 | 3,330.39 GWh |
| Nevada | # 35 | 114 | 3,487.65 GWh |
| New Hampshire | # 43 | 54 | 1,520.13 GWh |
| New Jersey | # 28 | 379 | 4,705.05 GWh |
| New Mexico | # 33 | 142 | 3,587.89 GWh |
| New York | # 9 | 935 | 10,247.40 GWh |
| North Carolina | # 11 | 896 | 9,821.46 GWh |
| North Dakota | # 32 | 59 | 3,854.12 GWh |
| Ohio | # 6 | 200 | 12,175.28 GWh |
| Oklahoma | # 19 | 142 | 7,305.54 GWh |
| Oregon | # 20 | 266 | 6,583.30 GWh |
| Pennsylvania | # 2 | 249 | 20,000.86 GWh |
| Rhode Island | # 47 | 100 | 610.71 GWh |
| South Carolina | # 14 | 204 | 8,273.25 GWh |
| South Dakota | # 41 | 52 | 2,184.62 GWh |
| Tennessee | # 18 | 88 | 7,335.80 GWh |
| Texas | # 1 | 961 | 46,858.09 GWh |
| Utah | # 38 | 125 | 3,184.50 GWh |
| Vermont | # 50 | 117 | 217.82 GWh |
| Virginia | # 16 | 233 | 8,059.42 GWh |
| Washington | # 7 | 131 | 10,773.76 GWh |
| West Virginia | # 34 | 40 | 3,543.98 GWh |
| Wisconsin | # 27 | 239 | 4,794.79 GWh |
| Wyoming | # 36 | 70 | 3,358.51 GWh |