Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Williamsville Hybrid CSG | 147 Williamsville Solar 1, LLC | Hubbardston, MA | ISO New England (ISNE) | 7.7 GWh | Aug 2021 | Dec 2025 | Solar |
| Woodchuck Solar, LLC CSG | 38 Degrees North, LLC | Spencer, MA | ISO New England (ISNE) | 1.5 GWh | Nov 2017 | Dec 2025 | Solar |
| Wolf Creek Generator | 4 Rivers Electric Cooperative, Inc. | Burlington, KS | Southwest Power Pool (SWPP) | 106.0 MWh | Mar 2014 | Dec 2025 | Distillate Fuel Oil |
| Wildberry | Adapture Renewables, Inc. | Moscow, TN | Tennessee Valley Authority (TVA) | 24.6 GWh | Jun 2018 | Dec 2025 | Solar |
| Westport Stone & Sand Solar (CSG) | AES Clean Energy | Westport, MA | ISO New England (ISNE) | 6.8 GWh | Feb 2024 | Dec 2025 | Solar |
| West Camp Wind Farm | AES Clean Energy | Heber, AZ | Arizona Public Service Company (AZPS) | 453.2 GWh | - | Aug 2026 | Wind |
| Williams Rd | AES Distributed Energy | Ransomville, NY | ISO New England (ISNE) | 6.1 GWh | Aug 2021 | Dec 2025 | Solar |
| Western Antelope Dry Ranch | AES Distributed Energy | Lancaster, CA | California Independent System Operator (CISO) | 26.2 GWh | Nov 2016 | Dec 2025 | Solar |
| Western Antelope Blue Sky Ranch A | AES Distributed Energy | Lancaster, CA | California Independent System Operator (CISO) | 43.0 GWh | Oct 2014 | Dec 2025 | Solar |
| West A&B Solar Project Hybrid CSG | AES Distributed Energy | Southbridge, MA | ISO New England (ISNE) | 4.7 GWh | Nov 2020 | Dec 2025 | Solar |
| Williamsburg | AES Distributed Energy | Goshen, MA | ISO New England (ISNE) | 5.9 GWh | Jun 2019 | Dec 2025 | Solar |
| Waterloo Solar, LLC | AES Distributed Energy | Waterloo, IN | Midcontinent Independent System Operator, Inc. (MISO) | 584.0 MWh | Dec 2011 | Jan 2025 | Solar |
| Wilbur Woods Solar LLC | AES Distributed Energy | Orange, MA | ISO New England (ISNE) | 7.8 GWh | Aug 2021 | Dec 2025 | Solar |
| Western Antelope Blue Sky B | AES Distributed Energy | Lancaster, CA | California Independent System Operator (CISO) | 52.2 GWh | Nov 2016 | Dec 2025 | Solar |
| West Haydenville PJ Community Solar | AES Distributed Energy | Williamsburg, MA | ISO New England (ISNE) | 8.6 GWh | Aug 2022 | Dec 2025 | Solar : 99.8% |
| West Street Solar 1 LLC | AES Distributed Energy | Gardner, MA | ISO New England (ISNE) | 8.2 GWh | Nov 2019 | Dec 2025 | Solar |
| West Valley High School Solar | AES Distributed Energy | Hemet, CA | California Independent System Operator (CISO) | 1.3 GWh | Aug 2012 | Dec 2025 | Solar |
| Wallace | AES Distributed Energy | Wallace, NC | Duke Energy Carolinas (DUK) | 3.1 GWh | Nov 2013 | Dec 2025 | Solar |
| Woodmere Solar Farm | AES Distributed Energy | Edison, CA | California Independent System Operator (CISO) | 28.6 GWh | Nov 2015 | Dec 2025 | Solar |
| Water Street Solar | AES Distributed Energy | Randolph, ME | ISO New England (ISNE) | 7.2 GWh | Nov 2022 | Dec 2025 | Solar |
| Warsaw II | AES Distributed Energy | Warsaw, NC | Duke Energy Carolinas (DUK) | 3.3 GWh | Nov 2013 | Dec 2025 | Solar |
| Warsaw I | AES Distributed Energy | Warsaw, NC | Duke Energy Carolinas (DUK) | 3.3 GWh | Nov 2013 | Dec 2025 | Solar |
| W. Orange Rd Solar LLC | AES Distributed Energy | Orange, MA | ISO New England (ISNE) | 7.6 GWh | Aug 2021 | Dec 2025 | Solar |
| Warrick | AGC Division of APGI Inc | Newburgh, IN | Midcontinent Independent System Operator, Inc. (MISO) | 3.1 TWh | Mar 1960 | Aug 2026 | Bituminous Coal : 97.8% Natural Gas : 2.2% |
| Wheeler Ridge | Agilitas Energy, Inc. | Bakersfield, CA | California Independent System Operator (CISO) | 12.6 GWh | Aug 2023 | Dec 2025 | Solar |
| Wilmington Hydrogen Plant | Air Products & Chemicals Inc | Wilmington, CA | Los Angeles Department of Water and Power (LDWP) | 179.6 GWh | Feb 1996 | Aug 2026 | Waste Heat |
| Washington County Cogeneration Facility | Alabama Power Co | McIntosh, AL | Southern Company Services, Inc. - Trans (SOCO) | 810.5 GWh | Jan 1999 | Dec 2025 | Natural Gas |
| Walter Bouldin Dam | Alabama Power Co | Wetumpka, AL | Southern Company Services, Inc. - Trans (SOCO) | 398.5 GWh | Jun 1967 | Dec 2025 | Water |
| Weiss Dam | Alabama Power Co | Leesburg, AL | Southern Company Services, Inc. - Trans (SOCO) | 187.6 GWh | May 1961 | Dec 2025 | Water |
| William F Matson Generating Station | Allegheny Electric Coop Inc | Huntingdon, PA | PJM Interconnection, LLC (PJM) | 53.2 GWh | May 1988 | Aug 2026 | Water |
| Winton | ALLETE, Inc. | Winton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 17.6 GWh | Jul 1923 | Dec 2025 | Water |
| Westmont 401 | Altus Power America Management, LLC | San Pedro, CA | Los Angeles Department of Water and Power (LDWP) | 4.6 GWh | Oct 2017 | Dec 2025 | Solar |
| Westmont 400A | Altus Power America Management, LLC | Los Angeles, CA | Los Angeles Department of Water and Power (LDWP) | 3.5 GWh | Jun 2017 | Dec 2025 | Solar |
| Westmont 400B | Altus Power America Management, LLC | Los Angeles, CA | Los Angeles Department of Water and Power (LDWP) | 3.8 GWh | Jun 2017 | Dec 2025 | Solar |
| Westmont 300B | Altus Power America Management, LLC | San Pedro, CA | Los Angeles Department of Water and Power (LDWP) | 5.3 GWh | Nov 2016 | Dec 2025 | Solar |
| Westtown CSG | Altus Power America Management, LLC | Westtown, NY | ISO New England (ISNE) | 3.3 GWh | Apr 2019 | Dec 2025 | Solar |
| Westmont 301 | Altus Power America Management, LLC | San Pedro, CA | Los Angeles Department of Water and Power (LDWP) | 3.0 GWh | Oct 2017 | Dec 2025 | Solar |
| Westmont 300A | Altus Power America Management, LLC | San Pedro, CA | Los Angeles Department of Water and Power (LDWP) | 5.2 GWh | Feb 2017 | Dec 2025 | Solar |
| Whitt Solar | Altus Power America Management, LLC | Piedmont, SC | Duke Energy Carolinas (DUK) | 3.7 GWh | Dec 2018 | Dec 2025 | Solar |
| West Davisville Solar | Altus Power America Management, LLC | North Kingstown, RI | ISO New England (ISNE) | 2.9 GWh | Nov 2013 | Dec 2025 | Solar |
| Willis Solar | Altus Power America Management, LLC | Pamplico, SC | Duke Energy Progress East (CPLE) | 3.8 GWh | Nov 2018 | Dec 2025 | Solar |
| Waterville CSG Solar Holdings LLC | Altus Power America Management, LLC | Waterville, MN | Midcontinent Independent System Operator, Inc. (MISO) | 7.9 GWh | Feb 2018 | Aug 2026 | Solar |
| Winchendon Solar | Altus Power America Management, LLC | Winchendon, MA | ISO New England (ISNE) | 2.7 GWh | Mar 2014 | 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 |
| Watauga Solar | Altus Power America Management, LLC | Society Hill, SC | Duke Energy Progress East (CPLE) | 3.3 GWh | Feb 2019 | Dec 2025 | Solar |
| Wollan Garden Solar | Altus Power America Management, LLC | Starbuck, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 GWh | Jun 2019 | Dec 2025 | Solar |
| Warsaw Solar CSG | Altus Power America Management, LLC | Morristown, MN | Midcontinent Independent System Operator, Inc. (MISO) | 4.5 GWh | Jun 2020 | Dec 2025 | Solar |
| WW-DC Solar 1, LLC | Altus Power America Management, LLC | Washington, DC | PJM Interconnection, LLC (PJM) | 962.0 MWh | Apr 2022 | Dec 2025 | Solar |
| Walcott Solar CSG | Altus Power America Management, LLC | Faribault, MN | Midcontinent Independent System Operator, Inc. (MISO) | 8.0 GWh | Jun 2020 | Dec 2025 | Solar |
| Weston Landfill Solar | Ameresco, Inc - Weston | Weston, MA | ISO New England (ISNE) | 2.8 GWh | Feb 2016 | Dec 2025 | Solar |
| Wadsworth HBS RTO BTM | American Mun Power-Ohio, Inc | Wadsworth, OH | PJM Interconnection, LLC (PJM) | 606.0 MWh | Jan 2020 | Dec 2025 | Distillate Fuel Oil |
| Wellington | American Mun Power-Ohio, Inc | Wellington, OH | PJM Interconnection, LLC (PJM) | 46.0 MWh | Jan 1998 | Dec 2025 | Distillate Fuel Oil |
| Wadsworth IPS RTO BTM | American Mun Power-Ohio, Inc | Wadsworth, OH | PJM Interconnection, LLC (PJM) | 534.0 MWh | Jul 2023 | Dec 2025 | Distillate Fuel Oil |
| Weatherly(PA) RTO BTM | American Mun Power-Ohio, Inc | Weatherly, PA | PJM Interconnection, LLC (PJM) | 124.0 MWh | May 2023 | Dec 2025 | Distillate Fuel Oil |
| Willow Island Hydroelectric Plant | American Mun Power-Ohio, Inc | Willow Island, WV | PJM Interconnection, LLC (PJM) | 198.3 GWh | Dec 2015 | Dec 2025 | Water |
| Woodville RTO BTM | American Mun Power-Ohio, Inc | Woodville, OH | PJM Interconnection, LLC (PJM) | 130.0 MWh | Sep 2020 | Dec 2025 | Distillate Fuel Oil |
| Winfield | Appalachian Power Co | Winfield, WV | PJM Interconnection, LLC (PJM) | 93.0 GWh | Dec 1937 | Dec 2025 | Water |
| Watson Cogeneration | ARCO Products Co-Watson | Carson, CA | California Independent System Operator (CISO) | 2.4 TWh | Nov 1987 | Aug 2026 | Natural Gas : 77.1% Other Gas : 22.7% |
| Western Meadowlark Solar SCS NE 1, LLC | Arevon Energy, Inc. | Scottsbluff, NE | Southwest Power Pool (SWPP) | 7.9 GWh | Jan 2020 | Dec 2025 | Solar |
| West Phoenix | Arizona Public Service Co | Phoenix, AZ | Arizona Public Service Company (AZPS) | 3.8 TWh | Apr 1972 | Aug 2026 | Natural Gas |
| Woodruff County Solar | Arkansas Electric Coop Corp | Augusta, AR | Midcontinent Independent System Operator, Inc. (MISO) | 173.9 GWh | Sep 2024 | Aug 2026 | Solar |
| Whillock | Arkansas Electric Coop Corp | Morrilton, AR | Midcontinent Independent System Operator, Inc. (MISO) | 130.9 GWh | Sep 1993 | Dec 2025 | Water |
| WyEast Solar | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 23.4 GWh | Jul 2018 | Dec 2025 | Solar |
| Winnebago Wind Power Project | Avangrid Power LLC | Forest City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 61.3 GWh | Aug 2008 | Dec 2025 | Wind |
| West Charleston | Barton Village, Inc | West Charleston, VT | ISO New England (ISNE) | 5.8 GWh | Jun 1931 | Jul 2025 | Water |
| Wainiha Hydro | BBCP Kauai Operating LLC | Hanalei, HI | 18.4 GWh | Dec 1905 | Aug 2026 | Water | |
| Winslow PV - BD Solar 2 LLC | BD Solar 2 LLC | Winslow, ME | ISO New England (ISNE) | 10.3 GWh | Jun 2022 | Dec 2025 | Solar |
| Walnut Ridge Wind Farm | BHE Renewables, LLC | Sheffield, IL | PJM Interconnection, LLC (PJM) | 776.6 GWh | Nov 2018 | Aug 2026 | Wind |
| 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) | 582.5 GWh | Dec 2002 | Aug 2026 | Subbituminous Coal : 99.8% |
| 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% |
| Warrensburg Hydroelectric | Boralex Hydro Operations Inc | Warrensburg, NY | New York Independent System Operator (NYIS) | 9.2 GWh | Nov 1988 | Dec 2025 | Water |
| Westlands Solar PV Farm | Boralex US Operations LLC | Huron, CA | California Independent System Operator (CISO) | 39.1 GWh | Jan 2014 | Dec 2025 | Solar |
| Whiting Clean Energy | BP Alternative Energy | Whiting, IN | Midcontinent Independent System Operator, Inc. (MISO) | 2.6 TWh | Mar 2002 | Aug 2026 | Natural Gas |
| Whiting Refinery | BP PLC | Whiting, IN | Midcontinent Independent System Operator, Inc. (MISO) | 327.8 GWh | Dec 1947 | Dec 2025 | Other Gas : 87.1% Natural Gas : 12.9% |
| West Valley East | BQ Energy LLC | West Valley, NY | New York Independent System Operator (NYIS) | 7.7 GWh | Nov 2022 | Dec 2025 | Solar |
| West Valley West | BQ Energy LLC | West Valley, NY | New York Independent System Operator (NYIS) | 7.7 GWh | Nov 2022 | Dec 2025 | Solar |
| West Enfield Hydro | Brookfield Black Bear Hydro, LLC | West Enfield, ME | ISO New England (ISNE) | 70.2 GWh | Mar 1988 | Dec 2025 | Water |
| Wyman Hydro | Brookfield White Pine Hydro LLC | Bingham, ME | ISO New England (ISNE) | 295.2 GWh | Dec 1929 | Dec 2025 | Water |
| Weston Hydro | Brookfield White Pine Hydro LLC | Skowhegan, ME | ISO New England (ISNE) | 57.0 GWh | Dec 1919 | Dec 2025 | Water |
| West Buxton | Brookfield White Pine Hydro LLC | Buxton, ME | ISO New England (ISNE) | 20.6 GWh | Dec 1903 | Dec 2025 | Water |
| Williams Hydro | Brookfield White Pine Hydro LLC | Solon, ME | ISO New England (ISNE) | 63.5 GWh | Dec 1938 | Dec 2025 | Water |
| Westport Community Solar Garden | BWC Bass River LLC | Westport, MA | ISO New England (ISNE) | 1.7 GWh | Jun 2017 | Dec 2025 | Solar |
| Wilbraham | BWC East Brook, LLC | Wilbraham, MA | ISO New England (ISNE) | 5.6 GWh | Nov 2020 | Dec 2025 | Solar |
| Westport B Community Solar Garden | BWC Hamilton Brook LLC | Westport, MA | ISO New England (ISNE) | 7.9 GWh | Oct 2018 | Dec 2025 | Solar |
| Waterloo Hydroelectric Project | C-S Canal Hydro, LLC | Waterloo, NY | New York Independent System Operator (NYIS) | 2.3 GWh | Dec 1914 | Dec 2025 | Water |
| Windsor Floating Solar | CA ODEVI LLC | Windsor, CA | California Independent System Operator (CISO) | 2.6 GWh | Oct 2020 | Dec 2025 | Solar |
| West Group Data Center | CADC MSP01, LLC | Eagan, MN | Midcontinent Independent System Operator, Inc. (MISO) | 50.0 MWh | Apr 2005 | Aug 2026 | Distillate Fuel Oil |
| W E Warne | California Dept. of Water Resources | Gorman, CA | California Independent System Operator (CISO) | 211.0 GWh | Oct 1982 | Dec 2025 | Water |
| West Station (DE) | Calpine Mid-Atlantic Generation LLC | Wilmington, DE | PJM Interconnection, LLC (PJM) | 322.0 MWh | May 1964 | Dec 2025 | Distillate Fuel Oil |
| West Point RNG | Camco International Group, Inc. | Wendell, ID | Idaho Power Company (IPCO) | 13.7 GWh | Jul 2024 | Dec 2025 | Other Biomass Gas |
| Washington County Power LLC | CAMS (Georgia) Washington County Power | Sandersville, GA | Southern Company Services, Inc. - Trans (SOCO) | 504.3 GWh | May 2003 | Dec 2025 | Natural Gas |
| Woodbine Landfill Plant | Cape May County Municipal - (NJ) | Woodbine, NJ | PJM Interconnection, LLC (PJM) | 1.2 GWh | Sep 2013 | Dec 2025 | Landfill Gas |
| Woodsdale Farm, LLC | Cardinal Renewables | Roxboro, NC | Duke Energy Carolinas (DUK) | 3.3 GWh | Oct 2018 | Dec 2025 | Solar |
| Watts 3115 | CD US Solar MT 2 LLC | Adelanto, CA | California Independent System Operator (CISO) | 3.8 GWh | Jul 2013 | Dec 2025 | Solar |
| Webb Forging | Central Electric Power | Carlisle, SC | Duke Energy Carolinas (DUK) | 30.0 MWh | Jun 2003 | Dec 2025 | Distillate Fuel Oil |
| West Village Solar - Array 1Community So | CHF-Davis I, LLC | Davis, CA | California Independent System Operator (CISO) | 746.0 MWh | Apr 2022 | Dec 2025 | Solar |
| West Village Solar - Array 2 Community S | CHF-Davis I, LLC | Davis, CA | California Independent System Operator (CISO) | 619.0 MWh | Apr 2022 | 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 |
| Whately Solar | Citizens Enterprises Corporation | Whately, MA | ISO New England (ISNE) | 2.4 GWh | Feb 2013 | Dec 2025 | Solar |
Summary of Power Plants By State
Figures are based on August 2026 generation numbers.| State | Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Alabama | # 9 | 80 | 13,897.78 GWh |
| Alaska | # 48 | 146 | 672.99 GWh |
| Arizona | # 10 | 203 | 13,589.64 GWh |
| Arkansas | # 23 | 122 | 7,027.75 GWh |
| California | # 3 | 1,840 | 24,164.86 GWh |
| Colorado | # 30 | 321 | 5,322.30 GWh |
| Connecticut | # 34 | 180 | 4,400.98 GWh |
| Delaware | # 49 | 35 | 555.40 GWh |
| District of Columbia | # 51 | 19 | 21.71 GWh |
| Florida | # 2 | 345 | 28,185.93 GWh |
| Georgia | # 6 | 261 | 15,282.60 GWh |
| Hawaii | # 47 | 73 | 863.62 GWh |
| Idaho | # 43 | 152 | 1,754.56 GWh |
| Illinois | # 5 | 556 | 18,683.36 GWh |
| Indiana | # 17 | 226 | 9,970.06 GWh |
| Iowa | # 27 | 301 | 5,759.64 GWh |
| Kansas | # 26 | 191 | 6,368.18 GWh |
| Kentucky | # 21 | 63 | 7,221.26 GWh |
| Louisiana | # 14 | 93 | 10,670.45 GWh |
| Maine | # 45 | 250 | 1,285.31 GWh |
| Maryland | # 37 | 236 | 3,745.22 GWh |
| Massachusetts | # 41 | 679 | 1,958.59 GWh |
| Michigan | # 12 | 288 | 12,064.19 GWh |
| Minnesota | # 32 | 794 | 5,047.38 GWh |
| Mississippi | # 19 | 62 | 8,358.70 GWh |
| Missouri | # 22 | 134 | 7,125.71 GWh |
| State | Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 72 | 2,266.60 GWh |
| Nebraska | # 39 | 132 | 3,448.00 GWh |
| Nevada | # 29 | 117 | 5,523.31 GWh |
| New Hampshire | # 42 | 60 | 1,901.10 GWh |
| New Jersey | # 25 | 409 | 6,440.88 GWh |
| New Mexico | # 33 | 166 | 4,571.47 GWh |
| New York | # 11 | 1,087 | 13,130.21 GWh |
| North Carolina | # 8 | 921 | 14,263.55 GWh |
| North Dakota | # 38 | 62 | 3,579.89 GWh |
| Ohio | # 7 | 216 | 14,448.49 GWh |
| Oklahoma | # 13 | 153 | 10,965.38 GWh |
| Oregon | # 31 | 292 | 5,257.14 GWh |
| Pennsylvania | # 4 | 270 | 23,772.83 GWh |
| Rhode Island | # 46 | 108 | 924.31 GWh |
| South Carolina | # 16 | 214 | 9,989.71 GWh |
| South Dakota | # 44 | 53 | 1,486.65 GWh |
| Tennessee | # 18 | 101 | 8,430.26 GWh |
| Texas | # 1 | 1,069 | 65,726.98 GWh |
| Utah | # 36 | 131 | 4,074.82 GWh |
| Vermont | # 50 | 118 | 175.56 GWh |
| Virginia | # 15 | 255 | 10,241.54 GWh |
| Washington | # 20 | 137 | 8,189.60 GWh |
| West Virginia | # 28 | 41 | 5,593.74 GWh |
| Wisconsin | # 24 | 272 | 6,683.19 GWh |
| Wyoming | # 35 | 71 | 4,322.19 GWh |