Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Williams College - Campus CHP | President & Trustees of Williams College | Williamstown, MA | ISO New England (ISNE) | 1.3 GWh | Feb 2003 | Dec 2024 | Natural Gas : 84.0% Distillate Fuel Oil : 16.0% |
| Williams Fork Hydro Plant | Denver City & County of | Parshall, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 11.7 GWh | Jun 1959 | Dec 2024 | Water |
| Williams Hydro | Brookfield White Pine Hydro LLC | Solon, ME | ISO New England (ISNE) | 80.2 GWh | Dec 1938 | Dec 2024 | Water |
| Williams Ignacio Natural Gas Plant | Harvest Midstream Co | Durango, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 46.6 GWh | Nov 1984 | Dec 2025 | Waste Heat |
| Williams Rd | AES Distributed Energy | Ransomville, NY | ISO New England (ISNE) | 5.5 GWh | Aug 2021 | Dec 2024 | Solar |
| Williams-Sonoma Solar Facility | CVI CleanCapital Solar 4 LLC | Jamesburg, NJ | PJM Interconnection, LLC (PJM) | 4.1 GWh | Nov 2011 | Dec 2024 | Solar |
| Williamsburg | AES Distributed Energy | Goshen, MA | ISO New England (ISNE) | 6.6 GWh | Jun 2019 | Dec 2024 | Solar |
| Williamsburg Solar LLC VNEM CSG | Tesla Inc. | Haydenville, MA | ISO New England (ISNE) | 3.0 GWh | Jan 2016 | Dec 2024 | Solar |
| Williamson | Solar Planet Power | Williamson, NY | New York Independent System Operator (NYIS) | 1.8 GWh | Feb 2019 | Dec 2024 | Solar |
| Williamston Solar | Strata Manager, LLC | Williamston, NC | PJM Interconnection, LLC (PJM) | 10.0 GWh | Nov 2014 | Dec 2024 | Solar |
| Williamston Speight Solar, LLC | Williamston Speight Solar, LLC | Williamston, NC | PJM Interconnection, LLC (PJM) | 17.5 GWh | Oct 2016 | Dec 2024 | Solar |
| Williamston West Farm, LLC | Strata Manager, LLC | Williamston, NC | PJM Interconnection, LLC (PJM) | 8.7 GWh | Jun 2016 | Dec 2024 | Solar |
| Williamstown Solar | CVI CleanCapital Solar 1 LLC | Williamstown, VT | ISO New England (ISNE) | 2.4 GWh | Nov 2012 | Dec 2024 | Solar |
| Williamsville Hybrid CSG | 147 Williamsville Solar 1, LLC | Hubbardston, MA | ISO New England (ISNE) | 8.9 GWh | Aug 2021 | Dec 2024 | Solar |
| Willis Solar | Altus Power America Management, LLC | Pamplico, SC | Duke Energy Progress East (CPLE) | 3.5 GWh | Nov 2018 | Dec 2024 | Solar |
| Willmar | Willmar Municipal Utilities | Willmar, MN | Midcontinent Independent System Operator, Inc. (MISO) | 5.0 GWh | Aug 1956 | Jul 2024 | Wind |
| Willmar Municipal East Substation | Willmar Municipal Utilities | Willmar, MN | Midcontinent Independent System Operator, Inc. (MISO) | 23.0 MWh | May 2000 | Dec 2024 | Distillate Fuel Oil |
| Willmar Municipal SW Substation | Willmar Municipal Utilities | Willmar, MN | Midcontinent Independent System Operator, Inc. (MISO) | 22.0 MWh | May 2000 | Dec 2024 | Distillate Fuel Oil |
| Willow Creek Energy Center | Invenergy Services LLC | Lone, OR | Bonneville Power Administration (BPAT) | 168.7 GWh | Dec 2008 | Dec 2024 | Wind |
| Willow Creek Wind (OK) | Willow Creek Wind LLC | Morrison, OK | Southwest Power Pool (SWPP) | 126.8 GWh | - | Dec 2025 | Wind |
| Willow Creek Wind Power LLC | Willow Creek Wind Power LLC | Newell, SD | Southwest Power Pool (SWPP) | 374.2 GWh | Aug 2020 | Dec 2025 | Wind |
| Willow Island Hydroelectric Plant | American Mun Power-Ohio, Inc | Willow Island, WV | PJM Interconnection, LLC (PJM) | 182.5 GWh | Dec 2015 | Dec 2024 | Water |
| Willow Solar Energy Center | Florida Power & Light Co | Myakka City, FL | Florida Power & Light Co. (FPL) | 154.3 GWh | Apr 2021 | Dec 2025 | Solar |
| Willow Spring Solar, LLC | Willow Spring Solar LLC | Rosamond, CA | California Independent System Operator (CISO) | 251.4 GWh | Dec 2018 | Dec 2025 | Solar |
| Willow Spring Windfarm (Burnt River) | Willow Spring | Huntington, OR | Idaho Power Company (IPCO) | 21.4 GWh | Feb 2017 | Dec 2024 | Wind |
| Willow Springs Wind Farm | Willow Springs Windfarm, LLC | Weinert, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 870.6 GWh | Oct 2017 | Dec 2025 | Wind |
| Willowbrook Solar I, LLC | Big Sky Wind, LLC | Morystown, OH | PJM Interconnection, LLC (PJM) | 278.9 GWh | Aug 2024 | Dec 2025 | Solar |
| Wilmarth | Northern States Power Co - Minnesota | Mankato, MN | Midcontinent Independent System Operator, Inc. (MISO) | 98.2 GWh | Aug 1948 | Dec 2025 | Non-biogenic Municipal Solid Waste : 54.0% Biogenic Municipal Solid Waste : 44.2% Natural Gas : 1.7% |
| Wilmarth Solar | Wilmarth Lane Solar 1, LLC | Plainville, MA | ISO New England (ISNE) | 8.0 GWh | Jan 2020 | Dec 2024 | Solar |
| Wilmington Hydrogen Plant | Air Products & Chemicals Inc | Wilmington, CA | Los Angeles Department of Water and Power (LDWP) | 138.6 GWh | Feb 1996 | Dec 2025 | Waste Heat |
| Wilmington Solar | MN8 Energy LLC | Wilmington, MA | ISO New England (ISNE) | 2.6 GWh | Oct 2015 | Dec 2024 | Solar |
| Wilmot | DTE Electric Company | Kingston Twp, MI | Midcontinent Independent System Operator, Inc. (MISO) | 333.0 MWh | Nov 1968 | Dec 2025 | Distillate Fuel Oil |
| Wilmot Energy Center LLC | Wilmot Energy Center LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 268.6 GWh | Mar 2021 | Dec 2025 | Solar |
| Wilson | Georgia Power Co | Waynesboro, GA | Southern Company Services, Inc. - Trans (SOCO) | 1.6 GWh | Nov 1972 | Dec 2024 | Distillate Fuel Oil |
| Wilson Dam | Tennessee Valley Authority | Muscle Shoals, AL | Tennessee Valley Authority (TVA) | 2.4 TWh | Aug 1925 | Dec 2025 | Water |
| Wilson Farm 1 | Strata Manager, LLC | Elm City, NC | Duke Energy Progress East (CPLE) | 8.1 GWh | Jun 2013 | Dec 2024 | Solar |
| Wilson Lake Hydroelectric Project | Hazelton/Wilson Joint Venture | Eden, ID | Idaho Power Company (IPCO) | 28.7 GWh | Apr 1993 | Oct 2024 | Water |
| Wilson Solar (CT) | Ecos Energy LLC | Lebanon, CT | ISO New England (ISNE) | 1.5 GWh | Feb 2018 | Dec 2024 | Solar |
| Wilson Solar Farm 1 | GCL New Energy, Inc. | Wilson, NC | Duke Energy Progress East (CPLE) | 4.9 GWh | Mar 2017 | Dec 2023 | Solar |
| Wilson Solar Farm 2 | GCL New Energy, Inc. | Lucama, NC | Duke Energy Progress East (CPLE) | 8.1 GWh | Jan 2017 | Dec 2023 | Solar |
| Wilson Solar Farm 3 | GCL New Energy, Inc. | Wilson, NC | Duke Energy Progress East (CPLE) | 15.0 GWh | Mar 2017 | Dec 2023 | Solar |
| Wilson Solar Farm 4 | GCL New Energy, Inc. | Wilson, NC | Duke Energy Progress East (CPLE) | 9.6 GWh | Mar 2017 | Dec 2023 | Solar |
| Wilson Solar Farm 5 | GCL New Energy, Inc. | Wilson, NC | Duke Energy Progress East (CPLE) | 14.5 GWh | Apr 2017 | Dec 2023 | Solar |
| Wilson Solar Farm 6 | GCL New Energy, Inc. | Wilson, NC | Duke Energy Progress East (CPLE) | 11.7 GWh | Apr 2017 | Dec 2023 | Solar |
| Wilson Solar Farm 7 | GCL New Energy, Inc. | Wilson, NC | Duke Energy Progress East (CPLE) | 14.2 GWh | Mar 2017 | Dec 2023 | Solar |
| Wilson Solar (MA) | Consolidated Edison Solutions Inc. | Spencer, MA | ISO New England (ISNE) | 1.6 GWh | May 2013 | Dec 2024 | Solar |
| Wilton | City of Wilton - (IA) | Wilton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 9.0 MWh | Dec 1991 | Dec 2024 | Distillate Fuel Oil |
| Wilton Wind II LLC | Wilton Wind II LLC | Wilton, ND | Midcontinent Independent System Operator, Inc. (MISO) | 199.6 GWh | Oct 2009 | Dec 2024 | Wind |
| Wilzig Associates, LLC | Wilzig Associates, LLC | East Rutherford, NJ | PJM Interconnection, LLC (PJM) | 1.1 GWh | Dec 2012 | Dec 2024 | Solar |
| Wimauma Solar and Battery Storage | Tampa Electric Co | Wimauma, FL | Tampa Electric Company (TEC) | 106.3 GWh | Mar 2020 | Dec 2025 | Solar |
| Winchendon Landfill Solar | Onyx Asset Services Group | Winchendon, MA | ISO New England (ISNE) | 2.8 GWh | Sep 2018 | Dec 2024 | Solar |
| Winchendon Solar | Altus Power America Management, LLC | Winchendon, MA | ISO New England (ISNE) | 2.5 GWh | Mar 2014 | Dec 2024 | Solar |
| Winchester Power Park | Lower Colorado River Authority | Winchester, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 51.5 GWh | Apr 2010 | Dec 2024 | Natural Gas |
| Wind Colebrook South | Wind Colebrook South | Colebrook, CT | ISO New England (ISNE) | 12.3 GWh | Oct 2015 | Dec 2025 | Wind |
| Wind GEM | Wind GEM, LLC | Stuart, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.1 GWh | Aug 2015 | Dec 2024 | Wind |
| Wind Park Bear Creek | Leeward Asset Management, LLC | Bear Creek, PA | PJM Interconnection, LLC (PJM) | 68.9 GWh | Feb 2006 | Dec 2025 | Wind |
| Wind Turbine | Madison Gas & Electric Co | Casco, WI | Midcontinent Independent System Operator, Inc. (MISO) | 13.4 GWh | May 1999 | Dec 2024 | Wind |
| Windcurrent Farms LLC | Windcurrent Farms LLC | Woodstock, MN | Midcontinent Independent System Operator, Inc. (MISO) | 5.1 GWh | Aug 2003 | Dec 2024 | Wind |
| Windhub Solar A LLC | EDP Renewables North America LLC | Mojave, CA | California Independent System Operator (CISO) | 46.6 GWh | Nov 2019 | Dec 2024 | Solar |
| Windom | City of Windom | Windom, MN | Midcontinent Independent System Operator, Inc. (MISO) | 23.0 MWh | May 1980 | Dec 2024 | Distillate Fuel Oil |
| Windom Wind Project | Midwest Power Partners LLC | Bingham Lake, MN | Midcontinent Independent System Operator, Inc. (MISO) | 33.4 GWh | Feb 2006 | Dec 2024 | Wind |
| Windshare LLC | Greenbacker Renewable Energy Corporation | Chandler, MN | Midcontinent Independent System Operator, Inc. (MISO) | 11.4 GWh | Feb 2006 | Dec 2024 | Wind |
| Windsor Cooper HIill Solar, LLC | Duke Energy Renewables Services | Windsor, NC | PJM Interconnection, LLC (PJM) | 9.0 GWh | Jul 2015 | Dec 2024 | Solar |
| Windsor Floating Solar | CA ODEVI LLC | Windsor, CA | California Independent System Operator (CISO) | 2.5 GWh | Oct 2020 | Dec 2024 | Solar |
| Windsor Hwy 17 Solar | Greenbacker Renewable Energy Corporation | Windsor, NC | PJM Interconnection, LLC (PJM) | 11.1 GWh | Oct 2021 | Dec 2024 | Solar |
| Windsor Solar | Strata Manager, LLC | Windsor, NC | PJM Interconnection, LLC (PJM) | 9.8 GWh | Nov 2014 | Dec 2024 | Solar |
| Windstar 1 | Nextera Energy Resources | Tehachapi, CA | California Independent System Operator (CISO) | 263.0 GWh | Jan 2012 | Dec 2024 | Wind |
| Windthorst-2 | EDF Renewable Asset Holdings, Inc. | Archer, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 206.4 GWh | Aug 2014 | Oct 2024 | Wind |
| Windwalkers LLC | Consolidated Edison Development Inc. | Kensett, IA | Midcontinent Independent System Operator, Inc. (MISO) | 3.2 GWh | Aug 2011 | Oct 2024 | Wind |
| Windy Flats Wind Project | Windy Flats Partners LLC | Centerville, WA | Bonneville Power Administration (BPAT) | 671.6 GWh | Sep 2009 | Dec 2024 | Wind |
| Winegar CSG | Terraform Arcadia | Waseca, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | Sep 2018 | Dec 2024 | Solar |
| Winfield | Appalachian Power Co | Winfield, WV | PJM Interconnection, LLC (PJM) | 84.4 GWh | Dec 1937 | Dec 2024 | Water |
| Winfield Solar | Winfield Solar I, LLC | Winfield, MO | Midcontinent Independent System Operator, Inc. (MISO) | 183.6 GWh | - | Dec 2025 | Solar |
| Wing | Origis Energy USA, Inc | Wing, AL | Southern Company Services, Inc. - Trans (SOCO) | 170.8 GWh | Mar 2023 | Dec 2025 | Solar |
| Winnebago County Landfill Gas | Winnebago County | Oshkosh, WI | Midcontinent Independent System Operator, Inc. (MISO) | 8.8 GWh | Jan 2000 | Dec 2024 | Landfill Gas |
| Winnebago Wind Power Project | Avangrid Power LLC | Forest City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 59.3 GWh | Aug 2008 | Dec 2024 | Wind |
| Winnetka | Village of Winnetka - (IL) | Winnetka, IL | PJM Interconnection, LLC (PJM) | 2.7 GWh | Dec 1947 | Dec 2024 | Natural Gas : 91.7% Distillate Fuel Oil : 8.3% |
| Winona Community Solar One LLC | Madison Energy Holdings LLC | La Crescent, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | May 2020 | Dec 2024 | Solar |
| Winona Garden | Winona Garden LLC | Altura, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Oct 2023 | Dec 2024 | Solar |
| Winona Solar | Winona Solar I LLC | Altura, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Jul 2019 | Dec 2024 | Solar |
| Winquepin Renewable Energy Center | Duke Energy Florida, LLC | Lee, FL | Duke Energy Florida, Inc. (FPC) | 171.5 GWh | Feb 2024 | Dec 2025 | Solar |
| Winslow PV - BD Solar 2 LLC | BD Solar 2 LLC | Winslow, ME | ISO New England (ISNE) | 12.6 GWh | Jun 2022 | Dec 2024 | Solar |
| Winston | City of Lakeland - (FL) | Lakeland, FL | Florida Municipal Power Pool (FMPP) | 39.0 MWh | Nov 2001 | Dec 2024 | Distillate Fuel Oil |
| Winterberry Solar | Dominion Energy Inc. | Gloucester, VA | PJM Interconnection, LLC (PJM) | 41.1 GWh | Oct 2023 | Dec 2024 | Solar |
| Winters Spawn LLC | CHI Operations Inc | Lake Benton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 4.8 GWh | Dec 2000 | Dec 2024 | Wind |
| Winterset | City of Winterset - (IA) | Winterset, IA | Midcontinent Independent System Operator, Inc. (MISO) | 35.0 MWh | Jun 1956 | Dec 2024 | Natural Gas : 55.9% Distillate Fuel Oil : 44.1% |
| Winton | ALLETE, Inc. | Winton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 10.3 GWh | Jul 1923 | Dec 2024 | Water |
| Winton Solar | Duke Energy Renewables Services | Winton, NC | PJM Interconnection, LLC (PJM) | 9.2 GWh | Jan 2016 | Dec 2024 | Solar |
| Winyah | South Carolina Public Service Authority | Georgetown, SC | South Carolina Public Service Authority (SC) | 4.2 TWh | Feb 1975 | Dec 2025 | Bituminous Coal : 99.5% |
| Wiota | Wiota Wind Energy, LLC #1 | Wiota, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.4 GWh | Apr 2012 | Dec 2024 | Wind |
| Wisconsin Rapids | Consolidated Water Power Co | Wisconsin Rapids, WI | Midcontinent Independent System Operator, Inc. (MISO) | 49.9 GWh | Dec 1902 | Dec 2024 | Water |
| Wise | Pacific Gas & Electric Co. | Auburn, CA | California Independent System Operator (CISO) | 31.5 GWh | Feb 1917 | Oct 2024 | Water |
| Wise County Power LLC | Wise County Power Company LLC | Poolville, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 3.3 TWh | Jun 2004 | Dec 2025 | Natural Gas |
| Wisner | City of Wisner | Wisner, NE | Southwest Power Pool (SWPP) | 81.0 MWh | Apr 1969 | Dec 2024 | Distillate Fuel Oil |
| Wissota | Northern States Power Co - Minnesota | Chippewa Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 135.9 GWh | Dec 1916 | Dec 2024 | Water |
| Wistaria Ranch Solar | Consolidated Edison Development Inc. | Calexico, CA | California Independent System Operator (CISO) | 288.9 GWh | Nov 2018 | Dec 2025 | Solar |
| Wister Solar | Wister Solar | Niland, CA | Imperial Irrigation District (IID) | 28.2 GWh | Jun 2022 | Dec 2024 | Solar |
| WLWPCF Cogeneration Facility | City of Salem Public Works | Keizer, OR | Portland General Electric Company (PGE) | 6.4 GWh | May 2020 | Dec 2024 | Other Biomass Gas |
| WMATA - Anacostia CSG | MN8 Energy LLC | Washington, DC | PJM Interconnection, LLC (PJM) | 1.6 GWh | Aug 2023 | Dec 2024 | Solar |
| WMATA - Naylor Rd. Metro | MN8 Energy LLC | Temple Hills, MD | PJM Interconnection, LLC (PJM) | 2.7 GWh | Oct 2023 | Dec 2024 | Solar |
Summary of Power Plants By State
Figures are based on December 2025 generation numbers.| State | Rank | Active Plants | Dec 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 76 | 12,766.12 GWh |
| Alaska | # 48 | 139 | 625.46 GWh |
| Arizona | # 16 | 183 | 8,962.31 GWh |
| Arkansas | # 29 | 114 | 5,525.50 GWh |
| California | # 5 | 1,683 | 14,393.99 GWh |
| Colorado | # 31 | 297 | 4,649.38 GWh |
| Connecticut | # 34 | 162 | 4,087.83 GWh |
| Delaware | # 49 | 33 | 469.96 GWh |
| District of Columbia | # 51 | 16 | 14.80 GWh |
| Florida | # 3 | 333 | 19,379.32 GWh |
| Georgia | # 8 | 248 | 12,492.24 GWh |
| Hawaii | # 46 | 70 | 814.97 GWh |
| Idaho | # 41 | 146 | 2,123.12 GWh |
| Illinois | # 4 | 379 | 17,546.79 GWh |
| Indiana | # 13 | 214 | 9,789.95 GWh |
| Iowa | # 20 | 293 | 7,310.28 GWh |
| Kansas | # 28 | 183 | 5,586.75 GWh |
| Kentucky | # 22 | 60 | 6,716.43 GWh |
| Louisiana | # 17 | 84 | 8,587.03 GWh |
| Maine | # 45 | 215 | 1,484.81 GWh |
| Maryland | # 37 | 203 | 3,225.85 GWh |
| Massachusetts | # 43 | 640 | 2,073.13 GWh |
| Michigan | # 11 | 269 | 11,734.82 GWh |
| Minnesota | # 27 | 764 | 5,712.30 GWh |
| Mississippi | # 24 | 56 | 6,090.79 GWh |
| Missouri | # 23 | 125 | 6,623.76 GWh |
| State | Rank | Active Plants | Dec 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 70 | 2,639.28 GWh |
| Nebraska | # 36 | 125 | 3,667.32 GWh |
| Nevada | # 38 | 114 | 3,217.22 GWh |
| New Hampshire | # 44 | 56 | 1,878.83 GWh |
| New Jersey | # 30 | 387 | 5,182.27 GWh |
| New Mexico | # 35 | 142 | 3,818.41 GWh |
| New York | # 10 | 950 | 11,800.05 GWh |
| North Carolina | # 9 | 904 | 12,153.04 GWh |
| North Dakota | # 33 | 58 | 4,218.72 GWh |
| Ohio | # 6 | 198 | 13,425.53 GWh |
| Oklahoma | # 18 | 141 | 7,637.23 GWh |
| Oregon | # 21 | 272 | 6,788.64 GWh |
| Pennsylvania | # 2 | 252 | 22,539.49 GWh |
| Rhode Island | # 47 | 100 | 775.70 GWh |
| South Carolina | # 15 | 207 | 8,967.44 GWh |
| South Dakota | # 42 | 52 | 2,122.20 GWh |
| Tennessee | # 19 | 88 | 7,328.17 GWh |
| Texas | # 1 | 947 | 46,150.81 GWh |
| Utah | # 39 | 125 | 2,845.12 GWh |
| Vermont | # 50 | 116 | 189.85 GWh |
| Virginia | # 14 | 237 | 9,421.16 GWh |
| Washington | # 12 | 135 | 10,635.09 GWh |
| West Virginia | # 26 | 39 | 5,763.55 GWh |
| Wisconsin | # 25 | 243 | 5,804.32 GWh |
| Wyoming | # 32 | 70 | 4,436.68 GWh |