Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| William Paterson University | Nautilus Solar WPU LLC | Wayne, NJ | PJM Interconnection, LLC (PJM) | 1.0 GWh | Sep 2010 | Sep 2025 | Solar |
| Williams | South Carolina Genertg Co, Inc | Goose Creek, SC | Dominion Energy South Carolina, Inc. (SCEG) | 2.5 TWh | May 1972 | May 2026 | Bituminous Coal : 99.6% |
| Williams Acres Solar | Neighborhood Power Corp. | Woodburn, OR | Portland General Electric Company (PGE) | 4.1 GWh | Mar 2021 | Dec 2025 | Solar |
| Williams College - Campus CHP | President & Trustees of Williams College | Williamstown, MA | ISO New England (ISNE) | 3.2 GWh | Feb 2003 | Dec 2025 | Natural Gas : 98.4% Distillate Fuel Oil : 1.6% |
| Williams Fork Hydro Plant | Denver City & County of - (CO) | Parshall, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 12.1 GWh | Jun 1959 | Dec 2025 | Water |
| Williams Hydro | Brookfield White Pine Hydro LLC | Solon, ME | ISO New England (ISNE) | 63.5 GWh | Dec 1938 | Dec 2025 | Water |
| Williams Ignacio Natural Gas Plant | Harvest Midstream Co | Durango, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 47.1 GWh | Nov 1984 | May 2026 | Waste Heat |
| Williams Rd | AES Distributed Energy | Ransomville, NY | ISO New England (ISNE) | 6.1 GWh | Aug 2021 | Dec 2025 | Solar |
| Williams Solar LLC | SolRiver Capital LLC | Newton Grove, NC | Duke Energy Carolinas (DUK) | 2.3 GWh | Aug 2025 | Dec 2025 | Solar |
| Williams-Sonoma Solar Facility | CVI CleanCapital Solar 4 LLC | Jamesburg, NJ | PJM Interconnection, LLC (PJM) | 4.1 GWh | Nov 2011 | Dec 2025 | Solar |
| Williamsburg | AES Distributed Energy | Goshen, MA | ISO New England (ISNE) | 5.9 GWh | Jun 2019 | Dec 2025 | Solar |
| Williamsburg Solar LLC VNEM CSG | Tesla Inc. | Haydenville, MA | ISO New England (ISNE) | 1.0 GWh | Jan 2016 | Dec 2025 | Solar |
| Williamson | Solar Planet Power | Williamson, NY | New York Independent System Operator (NYIS) | 2.3 GWh | Feb 2019 | Dec 2025 | Solar |
| Williamston Solar | Strata Manager, LLC | Williamston, NC | PJM Interconnection, LLC (PJM) | 9.3 GWh | Nov 2014 | Dec 2025 | Solar |
| Williamston Speight Solar, LLC | Williamston Speight Solar, LLC | Williamston, NC | PJM Interconnection, LLC (PJM) | 25.2 GWh | Oct 2016 | Dec 2025 | Solar |
| Williamston West Farm, LLC | Strata Manager, LLC | Williamston, NC | PJM Interconnection, LLC (PJM) | 8.8 GWh | Jun 2016 | Dec 2025 | Solar |
| Williamstown Solar | CVI CleanCapital Solar 1 LLC | Williamstown, VT | ISO New England (ISNE) | 2.2 GWh | Nov 2012 | Dec 2025 | 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) | 3.8 GWh | Nov 2018 | Dec 2025 | Solar |
| Willmar Municipal East Substation | Willmar Municipal Utilities (MN) | Willmar, MN | Midcontinent Independent System Operator, Inc. (MISO) | 32.0 MWh | May 2000 | Dec 2025 | Distillate Fuel Oil |
| Willmar Municipal SW Substation | Willmar Municipal Utilities (MN) | Willmar, MN | Midcontinent Independent System Operator, Inc. (MISO) | 30.0 MWh | May 2000 | Dec 2025 | Distillate Fuel Oil |
| Willow Creek Energy Center | Invenergy Services LLC | Lone, OR | Bonneville Power Administration (BPAT) | 157.7 GWh | Dec 2008 | Dec 2025 | Wind |
| Willow Creek Wind (OK) | Willow Creek Wind LLC | Morrison, OK | Southwest Power Pool (SWPP) | 545.3 GWh | Oct 2025 | May 2026 | Wind |
| Willow Creek Wind Power LLC | Willow Creek Wind Power LLC | Newell, SD | Southwest Power Pool (SWPP) | 381.0 GWh | Aug 2020 | May 2026 | Wind |
| Willow Island Hydroelectric Plant | American Mun Power-Ohio, Inc | Willow Island, WV | PJM Interconnection, LLC (PJM) | 198.3 GWh | Dec 2015 | Dec 2025 | Water |
| Willow Solar Energy Center | Florida Power & Light Co | Myakka City, FL | Florida Power & Light Co. (FPL) | 153.3 GWh | Apr 2021 | May 2026 | Solar |
| Willow Spring Solar, LLC | Willow Spring Solar LLC | Rosamond, CA | California Independent System Operator (CISO) | 219.5 GWh | Dec 2018 | May 2026 | Solar |
| Willow Spring Windfarm (Burnt River) | Willow Spring | Huntington, OR | Idaho Power Company (IPCO) | 30.5 GWh | Feb 2017 | Dec 2025 | Wind |
| Willow Springs Wind Farm | Willow Springs Windfarm, LLC | Weinert, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 864.7 GWh | Oct 2017 | May 2026 | Wind |
| Willowbrook Solar I, LLC | RWE Clean Energy | Morystown, OH | PJM Interconnection, LLC (PJM) | 293.2 GWh | Aug 2024 | May 2026 | Solar |
| Wilmarth | Northern States Power Co - Minnesota | Mankato, MN | Midcontinent Independent System Operator, Inc. (MISO) | 96.5 GWh | Aug 1948 | May 2026 | Non-biogenic Municipal Solid Waste : 53.8% Biogenic Municipal Solid Waste : 44.0% Natural Gas : 2.1% |
| 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) | 179.0 GWh | Feb 1996 | May 2026 | Waste Heat |
| Wilmington Solar | MN8 Energy LLC | Wilmington, MA | ISO New England (ISNE) | 2.0 GWh | Oct 2015 | Dec 2025 | Solar |
| Wilmot | DTE Electric Company | Kingston Twp, MI | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Nov 1968 | Apr 2026 | Distillate Fuel Oil |
| Wilmot Energy Center II | Wilmot Energy Center II, LLC | Sahuarita, AZ | Tucson Electric Power (TEPC) | 52.4 GWh | - | May 2026 | Solar |
| Wilmot Energy Center LLC | Wilmot Energy Center LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 270.0 GWh | Mar 2021 | May 2026 | Solar |
| Wilson | Georgia Power Co | Waynesboro, GA | Southern Company Services, Inc. - Trans (SOCO) | 6.3 GWh | Nov 1972 | Dec 2025 | Distillate Fuel Oil |
| Wilson Dam | Tennessee Valley Authority | Muscle Shoals, AL | Tennessee Valley Authority (TVA) | 1.7 TWh | Aug 1925 | May 2026 | Water |
| Wilson Farm 1 | Strata Manager, LLC | Elm City, NC | Duke Energy Progress East (CPLE) | 7.4 GWh | Jun 2013 | Dec 2025 | Solar |
| Wilson Lake Hydroelectric Project | Hazelton/Wilson Joint Venture | Eden, ID | Idaho Power Company (IPCO) | 27.3 GWh | Apr 1993 | Oct 2025 | Water |
| Wilson Solar (CT) | Ecos Energy LLC | Lebanon, CT | ISO New England (ISNE) | 1.6 GWh | Feb 2018 | Dec 2025 | Solar |
| Wilson Solar Farm 1 | Headwater Energy, LLC | Wilson, NC | Duke Energy Progress East (CPLE) | 5.0 GWh | Mar 2017 | Dec 2025 | Solar |
| Wilson Solar Farm 2 | Headwater Energy, LLC | Lucama, NC | Duke Energy Progress East (CPLE) | 7.4 GWh | Jan 2017 | Dec 2025 | Solar |
| Wilson Solar Farm 3 | Headwater Energy, LLC | Wilson, NC | Duke Energy Progress East (CPLE) | 14.1 GWh | Mar 2017 | Dec 2025 | Solar |
| Wilson Solar Farm 4 | Headwater Energy, LLC | Wilson, NC | Duke Energy Progress East (CPLE) | 14.4 GWh | Mar 2017 | Dec 2025 | Solar |
| Wilson Solar Farm 5 | Headwater Energy, LLC | Wilson, NC | Duke Energy Progress East (CPLE) | 15.2 GWh | Apr 2017 | Dec 2025 | Solar |
| Wilson Solar Farm 6 | Headwater Energy, LLC | Wilson, NC | Duke Energy Progress East (CPLE) | 16.5 GWh | Apr 2017 | Dec 2025 | Solar |
| Wilson Solar Farm 7 | Headwater Energy, LLC | Wilson, NC | Duke Energy Progress East (CPLE) | 14.1 GWh | Mar 2017 | Dec 2025 | Solar |
| Wilson Solar (MA) | RWE Clean Energy | Spencer, MA | ISO New England (ISNE) | 870.0 MWh | May 2013 | Dec 2025 | Solar |
| Wilton | City of Wilton - (IA) | Wilton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 8.0 MWh | Dec 1991 | Dec 2025 | Distillate Fuel Oil |
| Wilton Wind II LLC | Wilton Wind II LLC | Wilton, ND | Midcontinent Independent System Operator, Inc. (MISO) | 201.1 GWh | Oct 2009 | Dec 2025 | Wind |
| Wilzig Associates, LLC | Wilzig Associates, LLC | East Rutherford, NJ | PJM Interconnection, LLC (PJM) | 1.3 GWh | Dec 2012 | Dec 2025 | Solar |
| Wimauma Solar and Battery Storage | Tampa Electric Co | Wimauma, FL | Tampa Electric Company (TEC) | 129.7 GWh | Mar 2020 | May 2026 | 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) | 2.7 GWh | Mar 2014 | Dec 2025 | Solar |
| 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 |
| Wind Colebrook South | Wind Colebrook South | Colebrook, CT | ISO New England (ISNE) | 10.5 GWh | Oct 2015 | May 2026 | Wind |
| Wind GEM | Wind GEM, LLC | Stuart, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.9 GWh | Aug 2015 | Dec 2025 | Wind |
| Wind Park Bear Creek | Leeward Asset Management, LLC | Bear Creek, PA | PJM Interconnection, LLC (PJM) | 58.8 GWh | Feb 2006 | May 2026 | Wind |
| Wind Turbine | Madison Gas & Electric Co | Casco, WI | Midcontinent Independent System Operator, Inc. (MISO) | 12.0 GWh | May 1999 | Dec 2025 | Wind |
| Windcurrent Farms LLC | Windcurrent Farms LLC | Woodstock, MN | Midcontinent Independent System Operator, Inc. (MISO) | 4.7 GWh | Aug 2003 | Dec 2025 | Wind |
| Windhub Solar A LLC | EDP Renewables North America LLC | Mojave, CA | California Independent System Operator (CISO) | 48.0 GWh | Nov 2019 | Dec 2025 | Solar |
| Windom | City of Windom (MN) | Windom, MN | Midcontinent Independent System Operator, Inc. (MISO) | 32.0 MWh | May 1980 | Dec 2025 | Distillate Fuel Oil |
| Windom Wind Project | Midwest Power Partners LLC | Bingham Lake, MN | Midcontinent Independent System Operator, Inc. (MISO) | 31.7 GWh | Feb 2006 | Dec 2025 | Wind |
| Windshare LLC | Greenbacker Renewable Energy Corporation | Chandler, MN | Midcontinent Independent System Operator, Inc. (MISO) | 6.0 GWh | Feb 2006 | Dec 2025 | Wind |
| Windsor Cooper HIill Solar, LLC | Duke Energy Renewables Services | Windsor, NC | PJM Interconnection, LLC (PJM) | 8.2 GWh | Jul 2015 | Dec 2025 | Solar |
| Windsor Floating Solar | CA ODEVI LLC | Windsor, CA | California Independent System Operator (CISO) | 2.6 GWh | Oct 2020 | Dec 2025 | Solar |
| Windsor Hwy 17 Solar | Altus Power America Management, LLC | Windsor, NC | PJM Interconnection, LLC (PJM) | 10.9 GWh | Oct 2021 | Dec 2025 | Solar |
| Windsor Solar | Strata Manager, LLC | Windsor, NC | PJM Interconnection, LLC (PJM) | 9.3 GWh | Nov 2014 | Dec 2025 | Solar |
| Windstar 1 | Nextera Energy Resources | Tehachapi, CA | California Independent System Operator (CISO) | 255.0 GWh | Jan 2012 | Dec 2025 | Wind |
| Windwalkers LLC | RWE Clean Energy | Kensett, IA | Midcontinent Independent System Operator, Inc. (MISO) | 2.5 GWh | Aug 2011 | Dec 2025 | Wind |
| Windy Flats Wind Project | Windy Flats Partners LLC | Centerville, WA | Bonneville Power Administration (BPAT) | 650.9 GWh | Sep 2009 | Dec 2025 | Wind |
| Winegar CSG | Terraform Arcadia | Waseca, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.5 GWh | Sep 2018 | Dec 2025 | Solar |
| Winema Solar Partners | Winema Solar Partners, LLC | Oneida, NY | New York Independent System Operator (NYIS) | 8.7 GWh | Feb 2024 | Dec 2025 | Solar |
| Winfield | Appalachian Power Co | Winfield, WV | PJM Interconnection, LLC (PJM) | 93.0 GWh | Dec 1937 | Dec 2025 | Water |
| Winfield Solar | Winfield Solar I, LLC | Winfield, MO | Midcontinent Independent System Operator, Inc. (MISO) | 281.2 GWh | Apr 2025 | May 2026 | Solar |
| Wing | Origis Energy USA, Inc | Wing, AL | Southern Company Services, Inc. - Trans (SOCO) | 169.9 GWh | Mar 2023 | May 2026 | Solar |
| Winnebago County Landfill Gas | Winnebago County - (WI) | Oshkosh, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.2 GWh | Jan 2000 | Dec 2025 | Landfill Gas |
| Winnebago Wind Power Project | Avangrid Power LLC | Forest City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 61.3 GWh | Aug 2008 | Dec 2025 | Wind |
| Winnetka | Village of Winnetka - (IL) | Winnetka, IL | PJM Interconnection, LLC (PJM) | 2.9 GWh | Dec 1947 | Dec 2025 | Natural Gas : 90.3% Distillate Fuel Oil : 9.7% |
| Winona Community Solar One LLC | Madison Energy Holdings LLC | La Crescent, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | May 2020 | Dec 2025 | Solar |
| Winona Garden | Winona Garden LLC | Altura, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Oct 2023 | Dec 2025 | Solar |
| Winona Solar | Winona Solar I LLC | Altura, MN | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 GWh | Jul 2019 | Dec 2025 | Solar |
| Winquepin Renewable Energy Center | Duke Energy Florida, LLC | Lee, FL | Duke Energy Florida, Inc. (FPC) | 170.2 GWh | Feb 2024 | May 2026 | Solar |
| Winslow PV - BD Solar 2 LLC | BD Solar 2 LLC | Winslow, ME | ISO New England (ISNE) | 10.3 GWh | Jun 2022 | Dec 2025 | Solar |
| Winston | City of Lakeland - (FL) | Lakeland, FL | Florida Municipal Power Pool (FMPP) | 497.0 MWh | Nov 2001 | Dec 2025 | Distillate Fuel Oil |
| Winterberry Solar | Dominion Energy Inc. | Gloucester, VA | PJM Interconnection, LLC (PJM) | 36.1 GWh | Oct 2023 | Dec 2025 | 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) | 33.0 MWh | Jun 1956 | Dec 2025 | Distillate Fuel Oil : 57.8% Natural Gas : 42.2% |
| Winton | ALLETE, Inc. | Winton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 17.6 GWh | Jul 1923 | Dec 2025 | Water |
| Winton Solar | Duke Energy Renewables Services | Winton, NC | PJM Interconnection, LLC (PJM) | 8.3 GWh | Jan 2016 | Dec 2025 | Solar |
| Winyah | South Carolina Public Service Authority | Georgetown, SC | South Carolina Public Service Authority (SC) | 4.5 TWh | Feb 1975 | May 2026 | Bituminous Coal : 99.6% |
| Wiota | Wiota Wind Energy, LLC #1 | Wiota, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.2 GWh | Apr 2012 | Dec 2025 | Wind |
| Wisconsin Rapids | Consolidated Water Power Co | Wisconsin Rapids, WI | Midcontinent Independent System Operator, Inc. (MISO) | 46.4 GWh | Dec 1902 | Dec 2025 | Water |
| Wise | Pacific Gas & Electric Co. | Auburn, CA | California Independent System Operator (CISO) | 29.9 GWh | Feb 1917 | Dec 2025 | Water |
| Wise County Power LLC | Wise County Power Company LLC | Poolville, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 3.1 TWh | Jun 2004 | May 2026 | Natural Gas |
| Wisner | City of Wisner (NE) | Wisner, NE | Southwest Power Pool (SWPP) | 14.0 MWh | Apr 1969 | Dec 2025 | Distillate Fuel Oil |
| Wissota | Northern States Power Co - Minnesota | Chippewa Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 118.3 GWh | Dec 1916 | Dec 2025 | Water |
| Wistaria Ranch Solar | RWE Clean Energy | Calexico, CA | California Independent System Operator (CISO) | 271.3 GWh | Nov 2018 | May 2026 | Solar |
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 |