Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Williams Ignacio Natural Gas Plant | Harvest Midstream Co | Durango, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 47.3 GWh | Nov 1984 | Jun 2026 | Waste Heat |
| Wygen III | Black Hills Power, Inc. | Gillette, WY | Western Area Power Administration - Rocky Mountain Region (WACM) | 95.0 GWh | Mar 2010 | Dec 2025 | Subbituminous Coal : 99.8% |
| Wygen 2 | Black Hills Power, Inc. | Gillette, WY | Western Area Power Administration - Rocky Mountain Region (WACM) | 595.6 GWh | Dec 2007 | Dec 2025 | Subbituminous Coal : 99.5% |
| Wygen 1 | Black Hills Power, Inc. | Gillette, WY | Western Area Power Administration - Rocky Mountain Region (WACM) | 592.1 GWh | Dec 2002 | Jun 2026 | Subbituminous Coal : 99.8% |
| 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 |
| Wild Springs | Geronimo Power | New Underwood, SD | Western Area Power Administration - Rocky Mountain Region (WACM) | 266.5 GWh | May 2024 | Jun 2026 | Solar |
| Whiskey Hill Solar | Mountain Parks Services, Inc. | Walden, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 2.1 GWh | Oct 2019 | Dec 2025 | Solar |
| Weber State University - Davis Campus PV | Tesla Inc. | Layton, UT | Western Area Power Administration - Rocky Mountain Region (WACM) | 1.9 GWh | Dec 2016 | Dec 2025 | Solar |
| Walnut Energy Center | Turlock Irrigation District | Turlock, CA | Turlock Irrigation District (TIDC) | 1.4 TWh | Jan 2006 | Jun 2026 | Natural Gas |
| Wilmot Energy Center LLC | Wilmot Energy Center LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 268.6 GWh | Mar 2021 | Jun 2026 | Solar |
| Wilmot Energy Center II | Wilmot Energy Center II, LLC | Sahuarita, AZ | Tucson Electric Power (TEPC) | 82.4 GWh | - | Jun 2026 | Solar |
| Wilson Dam | Tennessee Valley Authority | Muscle Shoals, AL | Tennessee Valley Authority (TVA) | 1.7 TWh | Aug 1925 | Jun 2026 | Water |
| Wolf Creek | USCE-Nashville District | Jamestown, KY | Tennessee Valley Authority (TVA) | 1.0 TWh | Sep 1951 | Dec 2025 | Water |
| Whitfield Cooper | Westbound Solar 3, LLC | Cohutta, GA | Tennessee Valley Authority (TVA) | 1.6 GWh | Oct 2022 | Dec 2025 | Solar |
| Wildberry | Adapture Renewables, Inc. | Moscow, TN | Tennessee Valley Authority (TVA) | 24.6 GWh | Jun 2018 | Dec 2025 | Solar |
| Watauga | Tennessee Valley Authority | Elizabethton, TN | Tennessee Valley Authority (TVA) | 121.6 GWh | Jul 1949 | Sep 2025 | Water |
| Wilbur | Tennessee Valley Authority | Elizabethon, TN | Tennessee Valley Authority (TVA) | 14.2 GWh | Nov 1912 | Dec 2025 | Water |
| Wheeler Dam | Tennessee Valley Authority | Town Creek, AL | Tennessee Valley Authority (TVA) | 1.2 TWh | Oct 1936 | Dec 2025 | Water |
| West Camden | WM Renewable Energy LLC | Camden, TN | Tennessee Valley Authority (TVA) | 33.6 GWh | Feb 2012 | Dec 2025 | Landfill Gas |
| Watts Bar Hydro | Tennessee Valley Authority | Spring City, TN | Tennessee Valley Authority (TVA) | 865.4 GWh | Feb 1942 | Dec 2025 | Water |
| Watts Bar Nuclear Plant | Tennessee Valley Authority | Spring City, TN | Tennessee Valley Authority (TVA) | 19.7 TWh | Apr 1996 | Jun 2026 | Nuclear |
| West Tennessee Solar Farm | UT West Tennessee Solar Farm | Stanton, TN | Tennessee Valley Authority (TVA) | 3.2 GWh | Mar 2012 | Dec 2025 | Solar |
| Wimauma Solar and Battery Storage | Tampa Electric Co | Wimauma, FL | Tampa Electric Company (TEC) | 134.7 GWh | Mar 2020 | Jun 2026 | Solar |
| White River Lock and Dam 3 | Ozark Hydro Management, LLC | Marcella, AR | Southwestern Power Administration (SPA) | 26.4 GWh | Jul 2006 | Jun 2026 | Water |
| White River Lock and Dam 2 | Ozark Hydro Management, LLC | Locust Grove, AR | Southwestern Power Administration (SPA) | 13.8 GWh | Feb 2007 | Jun 2026 | Water |
| Webbers Falls | USCE-Tulsa District | Webbers Falls, OK | Southwestern Power Administration (SPA) | 174.3 GWh | Jul 1973 | Dec 2024 | Water |
| White River Lock and Dam 1 | Ozark Hydro Management, LLC | Batesville, AR | Southwestern Power Administration (SPA) | 13.8 GWh | May 2007 | Jun 2026 | Water |
| Western Meadowlark Solar SCS NE 1, LLC | Arevon Energy, Inc. | Scottsbluff, NE | Southwest Power Pool (SWPP) | 7.9 GWh | Jan 2020 | Dec 2025 | Solar |
| Wellington 1 | City of Wellington - (KS) | Wellington, KS | Southwest Power Pool (SWPP) | 6.1 GWh | Jul 1972 | Dec 2025 | Natural Gas : 99.9% |
| Waste Water Plant Generator | City of Winfield - (KS) | Winfield, KS | Southwest Power Pool (SWPP) | 6.0 MWh | Feb 1993 | Dec 2025 | Distillate Fuel Oil |
| Weleetka | Public Service Co of Oklahoma | Weleetka, OK | Southwest Power Pool (SWPP) | 12.8 GWh | Sep 1963 | Dec 2025 | Natural Gas |
| Wahoo | City of Wahoo - (NE) | Wahoo, NE | Southwest Power Pool (SWPP) | 42.0 MWh | Jul 1936 | Dec 2025 | Natural Gas : 64.7% Distillate Fuel Oil : 35.3% |
| Wessington Springs | Wessington Wind | Wessington Springs, SD | Southwest Power Pool (SWPP) | 225.9 GWh | Jan 2009 | Jun 2026 | Wind |
| Wildcat Wind | Wildcat Wind, LLC | Lovington, NM | Southwest Power Pool (SWPP) | 55.1 GWh | Jun 2012 | Dec 2025 | Wind |
| Wellington 2 | City of Wellington - (KS) | Wellington, KS | Southwest Power Pool (SWPP) | 3.1 GWh | Dec 1988 | Dec 2025 | Natural Gas |
| Wildhorse Mountain Wind Facility | Southern Power Co | Clayton, OK | Southwest Power Pool (SWPP) | 442.1 GWh | Nov 2019 | Jun 2026 | Wind |
| Wilber | City of Wilber - (NE) | Wilber, NE | Southwest Power Pool (SWPP) | 14.0 MWh | Dec 1959 | Dec 2025 | Distillate Fuel Oil |
| West 14th Street | City of Winfield - (KS) | Winfield, KS | Southwest Power Pool (SWPP) | 2.4 GWh | Jul 1962 | Dec 2025 | Natural Gas |
| Western Sugar Coop - Scottsbluff | Western Sugar Cooperative | Scottsbluff, NE | Southwest Power Pool (SWPP) | 14.7 GWh | Aug 1987 | Jun 2026 | Natural Gas |
| Wilkes | Southwestern Electric Power Co | Avinger, TX | Southwest Power Pool (SWPP) | 1.2 TWh | Apr 1964 | Dec 2024 | Natural Gas : 99.7% |
| Wildcat Ranch Wind Project | Wildcat Ranch Wind Project, LLC | Morton, TX | Southwest Power Pool (SWPP) | 655.4 GWh | Nov 2018 | Jun 2026 | Wind |
| Wildorado Wind LLC | Wildorado Wind, LLC | Vega, TX | Southwest Power Pool (SWPP) | 672.5 GWh | Mar 2007 | Dec 2025 | Wind |
| Wagon Wheel Wind | Southwestern Electric Power Co | Orlando, OK | Southwest Power Pool (SWPP) | 801.0 GWh | Nov 2025 | Mar 2026 | Wind |
| Welsh | Southwestern Electric Power Co | Pittsburg, TX | Southwest Power Pool (SWPP) | 3.4 TWh | Feb 1977 | Jun 2026 | Subbituminous Coal : 99.7% |
| White Rock West Wind Project | White Rock Wind West, LLC | Anadarko, OK | Southwest Power Pool (SWPP) | 389.4 GWh | Nov 2023 | Jun 2026 | Wind |
| Waverly Wind Farm LLC | Waverly Wind Farm LLC | Waverly, KS | Southwest Power Pool (SWPP) | 701.2 GWh | Dec 2015 | Dec 2025 | Wind |
| Watertown Power Plant | Missouri Basin Muni Power Agny | Watertown, SD | Southwest Power Pool (SWPP) | 1.7 GWh | Dec 1977 | Dec 2025 | Distillate Fuel Oil |
| Washington | City of Washington - (KS) | Washington, KS | Southwest Power Pool (SWPP) | 24.0 MWh | Oct 1953 | Dec 2025 | Distillate Fuel Oil : 92.8% Natural Gas : 7.2% |
| Wayne IC | City of Wayne (NE) | Wayne, NE | Southwest Power Pool (SWPP) | 141.0 MWh | Dec 1946 | Dec 2025 | Distillate Fuel Oil |
| Waynesville Solar Farm (MO) | Missouri Jnt Muni.Pwr Elec. Ut. Comm. | Waynesville, MO | Southwest Power Pool (SWPP) | 4.2 GWh | Jul 2016 | Dec 2025 | Solar |
| Waynoka Gas Processing Plant | Targa Pipeline Mid-Continent West OK LLC | Alva, OK | Southwest Power Pool (SWPP) | 18.2 GWh | Jun 2006 | Jun 2026 | Natural Gas |
| Weatherford Wind Energy Center | FPL Energy Weatherford, LLC | Weatherford, OK | Southwest Power Pool (SWPP) | 610.1 GWh | Mar 2005 | Dec 2025 | Wind |
| Westside Wastewater Treatment Plant Hybr | Today's Power, Inc. | Fayetteville, AR | Southwest Power Pool (SWPP) | 3.2 GWh | Jun 2019 | Jun 2026 | Solar |
| Westar Cities Solar | SoCore Energy LLC | Hutchinson, KS | Southwest Power Pool (SWPP) | 2.0 GWh | Jun 2017 | Dec 2025 | Solar |
| West Receiving | City of Denison - (IA) | Denison, IA | Southwest Power Pool (SWPP) | 8.0 MWh | Mar 1998 | Dec 2025 | Distillate Fuel Oil |
| WFEC GenCo LLC | Western Farmers Elec Coop, Inc | Anadarko, OK | Southwest Power Pool (SWPP) | 83.7 GWh | Apr 2001 | Dec 2024 | Natural Gas |
| Waste Management Rolling Meadows LFGTE | WM Renewable Energy LLC | Topeka, KS | Southwest Power Pool (SWPP) | 48.1 GWh | Dec 2009 | Dec 2025 | Landfill Gas |
| West Point Municipal | City of West Point - (NE) | West Point, NE | Southwest Power Pool (SWPP) | 213.0 MWh | Apr 1947 | Dec 2025 | Distillate Fuel Oil : 72.2% Natural Gas : 27.8% |
| Western Plains Wind | Western Plains Wind, LLC | Oakley, KS | Southwest Power Pool (SWPP) | 11.7 GWh | Sep 2021 | Dec 2025 | Wind |
| White Rock East Wind Project | White Rock Wind East, LLC | Anadarko, OK | Southwest Power Pool (SWPP) | 707.8 GWh | Dec 2023 | Jun 2026 | Wind |
| Western Plains Wind Farm | Evergy Kansas Central, Inc | Spearville, KS | Southwest Power Pool (SWPP) | 1.1 TWh | Feb 2017 | Jun 2026 | Wind |
| West Gardner | Evergy Metro | Johnson, KS | Southwest Power Pool (SWPP) | 239.2 GWh | May 2003 | Dec 2025 | Natural Gas |
| West Plains Solar I | Evergy Kansas Central, Inc | West Plains, MO | Southwest Power Pool (SWPP) | 14.8 GWh | Feb 2022 | Dec 2025 | Solar |
| Wasson CO2 Removal Plant | Occidental Permian Ltd | Denver City, TX | Southwest Power Pool (SWPP) | 114.0 GWh | Jan 1988 | Dec 2025 | Natural Gas |
| Whelan Energy Center | City of Hastings - (NE) | Hastings, NE | Southwest Power Pool (SWPP) | 1.3 TWh | Jun 1981 | Jun 2026 | Subbituminous Coal : 99.8% |
| WPWP | Wild Plains Wind Project, LLC | Wellington, KS | Southwest Power Pool (SWPP) | 1.2 TWh | Jan 2025 | Jun 2026 | Wind |
| Wolf Creek Generating Station | Wolf Creek Nuclear Optg Corp | Burlington, KS | Southwest Power Pool (SWPP) | 9.3 TWh | Aug 1985 | Jun 2026 | Nuclear |
| Wolf Creek Generator | 4 Rivers Electric Cooperative, Inc. | Burlington, KS | Southwest Power Pool (SWPP) | 106.0 MWh | Mar 2014 | Dec 2025 | Distillate Fuel Oil |
| Wisner | City of Wisner (NE) | Wisner, NE | Southwest Power Pool (SWPP) | 14.0 MWh | Apr 1969 | Dec 2025 | Distillate Fuel Oil |
| Willow Creek Wind Power LLC | Willow Creek Wind Power LLC | Newell, SD | Southwest Power Pool (SWPP) | 393.4 GWh | Aug 2020 | Jun 2026 | Wind |
| Willow Creek Wind (OK) | Willow Creek Wind LLC | Morrison, OK | Southwest Power Pool (SWPP) | 627.8 GWh | Oct 2025 | Jun 2026 | Wind |
| Wilson | Georgia Power Co | Waynesboro, GA | Southern Company Services, Inc. - Trans (SOCO) | 6.3 GWh | Nov 1972 | Dec 2025 | Distillate Fuel Oil |
| Wolfskin Solar | Wolfskin Solar, LLC | Arnoldsville, GA | Southern Company Services, Inc. - Trans (SOCO) | 83.0 GWh | Nov 2024 | Jun 2026 | Solar |
| Wing | Origis Energy USA, Inc | Wing, AL | Southern Company Services, Inc. - Trans (SOCO) | 169.5 GWh | Mar 2023 | Jun 2026 | Solar |
| Walton County Energy Facility | Oglethorpe Power Corporation | Monroe, GA | Southern Company Services, Inc. - Trans (SOCO) | 353.9 GWh | May 2001 | Dec 2025 | Natural Gas |
| Westberry Jesup | Westbound Solar LLC | Jesup, GA | Southern Company Services, Inc. - Trans (SOCO) | 5.3 GWh | Dec 2019 | Dec 2025 | Solar |
| Walton Bainbridge Power Facility | Walton Bainbridge LLC | Bainbridge, GA | Southern Company Services, Inc. - Trans (SOCO) | 64.0 MWh | Jun 2000 | Dec 2024 | Distillate Fuel Oil |
| Ware Avra II | Safari Energy, LLC | Waycross, GA | Southern Company Services, Inc. - Trans (SOCO) | 4.1 GWh | Mar 2020 | Dec 2025 | Solar |
| White Oak Solar, LLC | White Oak Solar, LLC | Waynesboro, GA | Southern Company Services, Inc. - Trans (SOCO) | 139.8 GWh | Jun 2016 | Dec 2025 | Solar |
| White Pine Solar, LLC | White Pine Solar, LLC | Butler, GA | Southern Company Services, Inc. - Trans (SOCO) | 187.9 GWh | Jun 2016 | Dec 2025 | Solar |
| Walton Discover Power Facility | Walton Discover LLC | Smiths, AL | Southern Company Services, Inc. - Trans (SOCO) | 69.0 MWh | May 1999 | Dec 2024 | Natural Gas |
| Ware Avra I | Safari Energy, LLC | Waycross, GA | Southern Company Services, Inc. - Trans (SOCO) | 6.7 GWh | Mar 2020 | Dec 2025 | Solar |
| Wansley Unit 9 | Municipal Electric Authority - (GA) | Franklin, GA | Southern Company Services, Inc. - Trans (SOCO) | 2.7 TWh | May 2004 | Jun 2026 | Natural Gas |
| Wansley Combined Cycle | Southern Power Co | Franklin, GA | Southern Company Services, Inc. - Trans (SOCO) | 7.4 TWh | May 2002 | Jun 2026 | Natural Gas |
| Weiss Dam | Alabama Power Co | Leesburg, AL | Southern Company Services, Inc. - Trans (SOCO) | 187.6 GWh | May 1961 | Dec 2025 | Water |
| Walter Bouldin Dam | Alabama Power Co | Wetumpka, AL | Southern Company Services, Inc. - Trans (SOCO) | 398.5 GWh | Jun 1967 | Dec 2025 | Water |
| Washington County Cogeneration Facility | Alabama Power Co | McIntosh, AL | Southern Company Services, Inc. - Trans (SOCO) | 810.5 GWh | Jan 1999 | Dec 2025 | Natural Gas |
| Washington County Power LLC | CAMS (Georgia) Washington County Power | Sandersville, GA | Southern Company Services, Inc. - Trans (SOCO) | 172.4 GWh | May 2003 | Dec 2024 | Natural Gas |
| Wilkinson DeFore (Westbound) | Westbound Solar LLC | Gordon, GA | Southern Company Services, Inc. - Trans (SOCO) | 4.3 GWh | Apr 2019 | Dec 2025 | Solar |
| Wilkinson DeFore (Safari Energy) | Safari Energy, LLC | Gordon, GA | Southern Company Services, Inc. - Trans (SOCO) | 6.6 GWh | Mar 2020 | Dec 2025 | Solar |
| Washington County Solar | Washington County Solar, LLC | Sandersville, GA | Southern Company Services, Inc. - Trans (SOCO) | 316.3 GWh | Aug 2024 | Jun 2026 | Solar |
| Walker Springs I | Origis Energy USA, Inc | Gainestown, AL | Southern Company Services, Inc. - Trans (SOCO) | 79.4 GWh | - | Jun 2026 | Solar |
| Walker Springs II | Origis Energy USA, Inc | Gainestown, AL | Southern Company Services, Inc. - Trans (SOCO) | 26.5 GWh | - | Jun 2026 | Solar |
| WestRock Southeast, LLC. | WestRock Southeast, LLC | Dublin, GA | Southern Company Services, Inc. - Trans (SOCO) | 122.0 GWh | May 1989 | Jun 2026 | Wood/Wood Waste Solids : 36.6% Natural Gas : 30.6% Tire-derived Fuels : 30.0% Other Biomass Solids : 2.9% |
| Walter F George | USCE-Mobile District | Ft. Gaines, GA | Southern Company Services, Inc. - Trans (SOCO) | 340.7 GWh | Feb 1963 | Dec 2025 | Water |
| West Point (GA) | USCE-Mobile District | West Point, GA | Southern Company Services, Inc. - Trans (SOCO) | 159.0 GWh | Mar 1975 | Dec 2025 | Water |
| W&T Onshore Treating Facility (OTF) | W&T Offshore Inc | Theodore, AL | Southern Company Services, Inc. - Trans (SOCO) | 52.3 GWh | Aug 1993 | Dec 2025 | Natural Gas |
| Wadley Solar | Wadley Solar, LLC | Wadley, GA | Southern Company Services, Inc. - Trans (SOCO) | 619.6 GWh | Dec 2024 | Jun 2026 | Solar |
| Walnut Grove Demonstration Plant | Mississippi Power Co | Walnut Grove, MS | Southern Company Services, Inc. - Trans (SOCO) | 3.3 GWh | Jun 2023 | Dec 2025 | Solar |
| WestRock Demopolis Mill | WestRock Mill Company, LLC | Demopolis, AL | Southern Company Services, Inc. - Trans (SOCO) | 303.0 GWh | Sep 1982 | Dec 2025 | Black Liquor : 62.6% Wood/Wood Waste Solids : 29.8% Natural Gas : 7.4% |
Summary of Power Plants By State
Figures are based on June 2026 generation numbers.| State | Rank | Active Plants | Jun 2026 Generation |
|---|---|---|---|
| Alabama | # 9 | 77 | 12,594.28 GWh |
| Alaska | # 48 | 140 | 563.53 GWh |
| Arizona | # 11 | 199 | 11,138.97 GWh |
| Arkansas | # 21 | 117 | 6,425.86 GWh |
| California | # 4 | 1,744 | 17,197.11 GWh |
| Colorado | # 29 | 309 | 4,933.21 GWh |
| Connecticut | # 34 | 173 | 3,737.86 GWh |
| Delaware | # 49 | 35 | 376.53 GWh |
| District of Columbia | # 51 | 17 | 18.29 GWh |
| Florida | # 2 | 342 | 26,309.59 GWh |
| Georgia | # 7 | 250 | 13,880.75 GWh |
| Hawaii | # 47 | 70 | 767.91 GWh |
| Idaho | # 41 | 152 | 2,099.32 GWh |
| Illinois | # 5 | 494 | 16,673.62 GWh |
| Indiana | # 18 | 222 | 8,401.10 GWh |
| Iowa | # 23 | 297 | 6,139.01 GWh |
| Kansas | # 25 | 188 | 5,758.25 GWh |
| Kentucky | # 22 | 61 | 6,181.49 GWh |
| Louisiana | # 15 | 90 | 9,779.36 GWh |
| Maine | # 45 | 242 | 1,215.46 GWh |
| Maryland | # 36 | 228 | 3,591.08 GWh |
| Massachusetts | # 44 | 666 | 1,410.23 GWh |
| Michigan | # 14 | 276 | 9,804.74 GWh |
| Minnesota | # 30 | 790 | 4,889.70 GWh |
| Mississippi | # 20 | 60 | 6,899.16 GWh |
| Missouri | # 24 | 129 | 6,066.44 GWh |
| State | Rank | Active Plants | Jun 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,225.73 GWh |
| Nebraska | # 39 | 126 | 3,184.64 GWh |
| Nevada | # 31 | 117 | 4,654.59 GWh |
| New Hampshire | # 43 | 57 | 1,659.52 GWh |
| New Jersey | # 28 | 398 | 5,055.63 GWh |
| New Mexico | # 33 | 159 | 4,408.01 GWh |
| New York | # 10 | 1,064 | 11,564.60 GWh |
| North Carolina | # 8 | 913 | 12,773.20 GWh |
| North Dakota | # 35 | 59 | 3,713.80 GWh |
| Ohio | # 6 | 213 | 13,969.06 GWh |
| Oklahoma | # 17 | 144 | 9,156.03 GWh |
| Oregon | # 27 | 281 | 5,322.08 GWh |
| Pennsylvania | # 3 | 259 | 21,018.65 GWh |
| Rhode Island | # 46 | 107 | 854.92 GWh |
| South Carolina | # 16 | 209 | 9,442.42 GWh |
| South Dakota | # 42 | 53 | 1,803.66 GWh |
| Tennessee | # 19 | 99 | 7,036.17 GWh |
| Texas | # 1 | 1,028 | 57,844.67 GWh |
| Utah | # 38 | 129 | 3,196.09 GWh |
| Vermont | # 50 | 118 | 180.62 GWh |
| Virginia | # 12 | 250 | 10,352.13 GWh |
| Washington | # 13 | 135 | 10,051.77 GWh |
| West Virginia | # 32 | 41 | 4,489.44 GWh |
| Wisconsin | # 26 | 266 | 5,542.48 GWh |
| Wyoming | # 37 | 69 | 3,318.53 GWh |