Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Cenergy - Waterville (CSG) | Luminace Sunbeam Development Holdings, LLC | Waterville, ME | ISO New England (ISNE) | 8.8 GWh | Jun 2023 | Dec 2025 | Solar |
| Webb Road Solar | NextGrid Mastic, LLC | Waterville, ME | ISO New England (ISNE) | 4.8 GWh | Aug 2022 | Dec 2025 | Solar |
| Broadhead | Madison Energy Investments LLC | Waterville, ME | ISO New England (ISNE) | 7.2 GWh | Feb 2023 | Dec 2025 | Solar |
| Deertrack Park Gas Recovery | WM Renewable Energy LLC | Watertown, WI | Midcontinent Independent System Operator, Inc. (MISO) | 32.5 GWh | Jan 2006 | Dec 2025 | Landfill Gas |
| Concord | Wisconsin Electric Power Co | Watertown, WI | Midcontinent Independent System Operator, Inc. (MISO) | 203.4 GWh | Jun 1993 | Dec 2025 | Natural Gas : 98.9% Distillate Fuel Oil : 1.1% |
| Watertown Power Plant | Missouri Basin Muni Power Agny | Watertown, SD | Southwest Power Pool (SWPP) | 1.7 GWh | Dec 1977 | Dec 2025 | Distillate Fuel Oil |
| Crowned Ridge Wind II Energy Center | Northern States Power Co - Minnesota | Watertown, SD | Midcontinent Independent System Operator, Inc. (MISO) | 847.4 GWh | Nov 2020 | May 2026 | Wind |
| Crowned Ridge Wind Energy Center | Crowned Ridge Wind, LLC | Watertown, SD | Midcontinent Independent System Operator, Inc. (MISO) | 787.5 GWh | Nov 2019 | May 2026 | Wind |
| Jefferson-Lewis BOCES Solar | SunStrong Management, LLC | Watertown, NY | New York Independent System Operator (NYIS) | 2.6 GWh | Nov 2017 | Dec 2025 | Solar |
| Mereand CSG | Nautilus Solar Solutions | Watertown, NY | New York Independent System Operator (NYIS) | 3.3 GWh | Nov 2018 | Dec 2025 | Solar |
| St. Lawrence University - Sutton | AES Distributed Energy | Watertown, NY | New York Independent System Operator (NYIS) | 2.4 GWh | Jun 2018 | Dec 2025 | Solar |
| Glen Park Hydroelectric Project | Eagle Creek Renewable Energy, LLC | Watertown, NY | New York Independent System Operator (NYIS) | 72.4 GWh | Sep 1999 | Dec 2025 | Water |
| Diamond Island Plant | Energen Renewables, LLC | Watertown, NY | New York Independent System Operator (NYIS) | 1.8 GWh | Dec 1913 | Dec 2025 | Water |
| Beebee Island Hydro Plant | Erie Boulevard Hydropower LP | Watertown, NY | New York Independent System Operator (NYIS) | 40.1 GWh | Dec 1930 | Dec 2025 | Water |
| Sewalls | Erie Boulevard Hydropower LP | Watertown, NY | New York Independent System Operator (NYIS) | 11.7 GWh | Dec 1924 | Dec 2025 | Water |
| Watertown | City of Watertown - (NY) | Watertown, NY | New York Independent System Operator (NYIS) | 19.2 GWh | Jul 1924 | Dec 2025 | Water |
| OYA Wayside Drive | SunStrong Management, LLC | Watertown, NY | New York Independent System Operator (NYIS) | 10.4 GWh | Sep 2022 | Dec 2025 | Solar |
| Nesvold Watertown Solar | SoCore Energy LLC | Watertown, MN | Midcontinent Independent System Operator, Inc. (MISO) | 8.9 GWh | Dec 2017 | Dec 2025 | Solar |
| Watertown Solar One, LLC | DG Connecticut III, LLC | Watertown, CT | ISO New England (ISNE) | 2.9 GWh | May 2021 | Dec 2025 | Solar |
| Waterport | Erie Boulevard Hydropower LP | Waterport, NY | New York Independent System Operator (NYIS) | 14.0 GWh | Dec 1920 | Dec 2025 | Water |
| Rock LakeSolar WI, LLC | Wisconsin Electric Power Co | Waterloo, WI | Midcontinent Independent System Operator, Inc. (MISO) | 318.0 MWh | Oct 2025 | Dec 2025 | Solar |
| Waterloo Hydroelectric Project | C-S Canal Hydro, LLC | Waterloo, NY | New York Independent System Operator (NYIS) | 3.1 GWh | Dec 1914 | Dec 2024 | Water |
| Waterloo Solar (IA) | MidAmerican Energy Co | Waterloo, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.7 GWh | Feb 2022 | Dec 2025 | Solar |
| Waterloo Lundquist | MidAmerican Energy Co | Waterloo, IA | Midcontinent Independent System Operator, Inc. (MISO) | 255.0 MWh | Mar 2000 | Dec 2025 | Distillate Fuel Oil |
| Electrifarm | MidAmerican Energy Co | Waterloo, IA | Midcontinent Independent System Operator, Inc. (MISO) | 16.7 GWh | Apr 1975 | Dec 2025 | Natural Gas |
| Waterloo Solar, LLC | AES Distributed Energy | Waterloo, IN | Midcontinent Independent System Operator, Inc. (MISO) | 584.0 MWh | Dec 2011 | Jan 2025 | Solar |
| Waterloo | City of Waterloo - (IL) | Waterloo, IL | Midcontinent Independent System Operator, Inc. (MISO) | 751.0 MWh | May 1946 | Dec 2025 | Natural Gas : 73.6% Distillate Fuel Oil : 26.4% |
| Waterford Power, LLC | Waterford Power, LLC | Waterford, OH | PJM Interconnection, LLC (PJM) | 6.6 TWh | Jul 2003 | May 2026 | Natural Gas |
| New York State Dam Hydro | Boralex Hydro Operations Inc | Waterford, NY | New York Independent System Operator (NYIS) | 41.6 GWh | Oct 1990 | Dec 2025 | Water |
| Fourth Branch Hydroelectric Facility | Albany Engineering Corporation | Waterford, NY | New York Independent System Operator (NYIS) | 13.0 GWh | Nov 1987 | Dec 2025 | Water |
| Town of Halfmoon | Tesla Inc. | Waterford, NY | ISO New England (ISNE) | 1.5 GWh | May 2017 | Dec 2024 | Solar |
| Waterford Holdco CSG | Waterford Holdco LLC | Waterford, MN | Midcontinent Independent System Operator, Inc. (MISO) | 4.5 GWh | Oct 2017 | Dec 2025 | Solar |
| Millstone | Dominion Energy Nuclear Conn Inc | Waterford, CT | ISO New England (ISNE) | 17.2 TWh | Nov 1975 | May 2026 | Nuclear |
| Waterbury 22 | Green Mountain Power Corp | Waterbury, VT | ISO New England (ISNE) | 11.4 GWh | May 1953 | Dec 2025 | Water |
| Waterbury Generation | Engie North America | Waterbury, CT | ISO New England (ISNE) | 55.0 GWh | May 2009 | Dec 2025 | Natural Gas : 99.1% Kerosene : 0.9% |
| TalenEnergy Montour | TalenEnergy Montour LLC | Washingtonville, PA | PJM Interconnection, LLC (PJM) | 4.7 TWh | Jan 1971 | May 2026 | Natural Gas |
| Washingtonville(CSG) | Washingtonville Solar LLC | Washingtonville, NY | New York Independent System Operator (NYIS) | 3.3 GWh | Oct 2021 | Dec 2025 | Solar |
| Washington City Electric Generation | City of Washington - (UT) | Washington, UT | PacifiCorp East (PACE) | 5.9 GWh | Apr 2007 | Dec 2025 | Natural Gas |
| WED Kingstown Solar I - East Array | CleanCapital Holdings | Washington, RI | ISO New England (ISNE) | 4.6 GWh | Nov 2017 | Dec 2025 | Solar |
| Waste Management Arden LFGTE | WM Renewable Energy LLC | Washington, PA | PJM Interconnection, LLC (PJM) | 36.4 GWh | Jan 2009 | Dec 2025 | Landfill Gas |
| Pamlico Partners Solar | Pamlico Partners Solar, LLC | Washington, NC | Duke Energy Progress East (CPLE) | 9.0 GWh | Nov 2013 | Dec 2025 | Solar |
| Washington Airport Solar LLC | Duke Energy Renewables Services | Washington, NC | Duke Energy Progress East (CPLE) | 9.0 GWh | Jan 2014 | Dec 2025 | Solar |
| NHA at Mansfield NJ | Luminace Solar New Jersey, LLC | Washington, NJ | PJM Interconnection, LLC (PJM) | 4.1 GWh | Jun 2016 | Dec 2025 | Solar |
| Washington WS01 | Nautilus Solar Solutions | Washington, ME | ISO New England (ISNE) | 5.1 GWh | May 2022 | Dec 2025 | Solar |
| 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% |
| IMPA Washington Solar Park | Indiana Municipal Power Agency | Washington, IN | Midcontinent Independent System Operator, Inc. (MISO) | 3.9 GWh | Aug 2016 | Dec 2025 | Solar |
| IMPA Washington Solar Park 2 | Indiana Municipal Power Agency | Washington, IN | Midcontinent Independent System Operator, Inc. (MISO) | 18.7 GWh | Jun 2023 | Dec 2025 | Solar |
| Oxon Run CREF | Oxon Run Community Renewable Energy Facility | Washington, DC | PJM Interconnection, LLC (PJM) | 1.0 GWh | Nov 2021 | Dec 2025 | Solar |
| Ridgecrest | Greenbacker Renewable Energy Corporation | Washington, DC | PJM Interconnection, LLC (PJM) | 1.6 GWh | May 2021 | 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 |
| WMATA - Anacostia CSG | MN8 Energy LLC | Washington, DC | PJM Interconnection, LLC (PJM) | 1.7 GWh | Aug 2023 | Dec 2025 | Solar |
| Gallaudet Uni Community Solar | SMS DC CS01B, LLC | Washington, DC | PJM Interconnection, LLC (PJM) | 1.7 GWh | Jun 2024 | Dec 2025 | Solar |
| DC Water Solar | Marbury Point Solar LLC | Washington, DC | PJM Interconnection, LLC (PJM) | 4.8 GWh | Apr 2021 | Dec 2025 | Solar |
| CUA West Campus - South (CSG) | Standard Solar | Washington, DC | PJM Interconnection, LLC (PJM) | 4.7 GWh | May 2024 | Dec 2025 | Solar |
| NCS Paradise LLC | New Columbia Solar | Washington, DC | PJM Interconnection, LLC (PJM) | 1.6 GWh | Apr 2021 | Dec 2025 | Solar |
| NCS FCPA LLC | New Columbia Solar | Washington, DC | PJM Interconnection, LLC (PJM) | 1.2 GWh | Apr 2020 | Dec 2025 | Solar |
| CUA West Campus - North (CSG) | Standard Solar | Washington, DC | PJM Interconnection, LLC (PJM) | 4.6 GWh | May 2024 | Dec 2025 | Solar |
| JBAB - Washington DC | JBAB Solar I, LLC. | Washington, DC | PJM Interconnection, LLC (PJM) | 7.9 GWh | Dec 2018 | Dec 2025 | Solar |
| Walt Bailey Bioenergy Facility | DC Water | Washington, DC | PJM Interconnection, LLC (PJM) | 50.0 GWh | May 2015 | May 2026 | Other Biomass Gas : 97.3% Natural Gas : 2.7% |
| IGS CC, LLC | Greenbacker Renewable Energy Corporation | Washington, DC | PJM Interconnection, LLC (PJM) | 1.9 GWh | Feb 2020 | Dec 2024 | Solar |
| Nationals | Terraform Arcadia | Washington, DC | PJM Interconnection, LLC (PJM) | 1.6 GWh | Apr 2019 | Dec 2025 | Solar |
| Ross Hall Central Utility Plant | The George Washington University | Washington, DC | PJM Interconnection, LLC (PJM) | 22.4 GWh | Sep 2016 | Dec 2025 | Natural Gas |
| AOC, Capitol Power Plant | Architect of the Capitol, Capitol Power Plant | Washington, DC | PJM Interconnection, LLC (PJM) | 54.4 GWh | Jul 2018 | Dec 2025 | Natural Gas : 98.6% Distillate Fuel Oil : 1.4% |
| US GSA Heating and Transmission | US GSA Heating and Transmission | Washington, DC | PJM Interconnection, LLC (PJM) | 32.5 GWh | Jun 2004 | May 2026 | Natural Gas |
| McCullough Road Solar Farm | NJR Clean Energy Ventures Corporation | Washington Township, NJ | PJM Interconnection, LLC (PJM) | 12.9 GWh | May 2019 | Dec 2025 | Solar |
| St. Clair Solar 3 | Pivot Energy | Washington Park, IL | Midcontinent Independent System Operator, Inc. (MISO) | 3.5 GWh | May 2024 | Dec 2025 | Solar |
| Washington Island | Washington Island El Coop, Inc | Washington Island, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.0 MWh | Nov 1945 | Dec 2025 | Distillate Fuel Oil |
| Richland Township Solar, LLC | Birch Creek Power, LLC | Washburn, IL | Midcontinent Independent System Operator, Inc. (MISO) | 78.0 GWh | Dec 2024 | May 2026 | Solar |
| Richland Township Solar II, LLC | Birch Creek Power, LLC | Washburn, IL | Midcontinent Independent System Operator, Inc. (MISO) | 5.5 GWh | Aug 2025 | Dec 2025 | Solar |
| Lily Garden | Lily Garden LLC | Waseca, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Jun 2023 | Dec 2025 | Solar |
| Everson Garden | Everson Garden LLC | Waseca, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Apr 2022 | Dec 2025 | Solar |
| Novel David Solar LLC CSG | REA Investments, LLC | Waseca, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Feb 2022 | Dec 2025 | Solar |
| Severson Garden | Severson HoldCo LLC | Waseca, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Sep 2020 | Dec 2025 | Solar |
| Silver Lake Garden | Excelsior Energy Capital | Waseca, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.5 GWh | Dec 2020 | Dec 2025 | Solar |
| Winegar CSG | Terraform Arcadia | Waseca, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.5 GWh | Sep 2018 | Dec 2025 | Solar |
| Waseca Solar | Enel Green Power NA, Inc. | Waseca, MN | Midcontinent Independent System Operator, Inc. (MISO) | 20.6 GWh | Nov 2016 | Dec 2025 | Solar |
| WasecaSun | Geronimo Power | Waseca, MN | Midcontinent Independent System Operator, Inc. (MISO) | 9.3 GWh | Jan 2018 | Dec 2025 | Solar |
| CF Novel Solar CSG Gardens Five, LLC | SunStrong Management, LLC | Waseca, MN | Midcontinent Independent System Operator, Inc. (MISO) | 5.7 GWh | Nov 2017 | Dec 2025 | Solar |
| Novel Haley Solar CSG | REA Investments, LLC | Waseca, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | May 2020 | Dec 2025 | Solar |
| Novel Winegar Partnership Solar CSG | REA Investments, LLC | Waseca, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Mar 2021 | Dec 2025 | Solar |
| Novel Kanewischer Solar CSG | REA Investments, LLC | Waseca, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Sep 2020 | Dec 2025 | Solar |
| Buffalo Garden | Buffalo Garden LLC | Waseca, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | Feb 2020 | Dec 2025 | Solar |
| Loon Garden | Loon Garden LLC | Waseca, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Jan 2020 | Dec 2025 | Solar |
| Clear Garden CSG | Clear Garden LLC | Waseca, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Aug 2019 | Dec 2025 | Solar |
| WyEast Solar | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 23.4 GWh | Jul 2018 | Dec 2025 | Solar |
| Star Point Wind Project LLC | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 201.3 GWh | Jan 2010 | Dec 2025 | Wind |
| PaTu Wind Farm LLC | PaTu Wind Farm LLC | Wasco, OR | Bonneville Power Administration (BPAT) | 108.0 MWh | Nov 2010 | Dec 2025 | Wind |
| Hay Canyon Wind Power LLC | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 172.2 GWh | Jan 2009 | Dec 2025 | Wind |
| Pebble Springs Wind LLC | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 194.2 GWh | Dec 2008 | Dec 2025 | Wind |
| Klondike Windpower II | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 235.8 GWh | Jun 2005 | Dec 2025 | Wind |
| Klondike Wind Power | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 17.1 GWh | Dec 2001 | Dec 2025 | Wind |
| Biglow Canyon Wind Farm | Portland General Electric Co | Wasco, OR | Portland General Electric Company (PGE) | 843.4 GWh | Nov 2007 | May 2026 | Wind |
| Klondike Windpower III | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 721.0 GWh | Oct 2007 | May 2026 | Wind |
| Golden Hill Wind | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 607.9 GWh | Mar 2022 | May 2026 | Wind |
| Avalon Dairy | Renewable Solar, Inc | Wasco, CA | California Independent System Operator (CISO) | 792.0 MWh | Aug 2024 | Dec 2025 | Solar |
| Wonderful Nursery | Wonderful Renewable Energy, LLC. | Wasco, CA | California Independent System Operator (CISO) | 5.1 GWh | Jun 2021 | Dec 2025 | Solar |
| Nachtigall 1836-WD | Standard Solar | Wasco, CA | California Independent System Operator (CISO) | 11.0 GWh | Nov 2024 | Dec 2025 | Solar |
| Terry 1818-WD | Standard Solar | Wasco, CA | California Independent System Operator (CISO) | 10.3 GWh | Nov 2024 | Dec 2025 | Solar |
| CDCR (CA) - Wasco State Prison | SunE Wasco SP Owner, LLC | Wasco, CA | California Independent System Operator (CISO) | 3.2 GWh | Nov 2013 | Dec 2025 | Solar |
| DGS Wasco State Prison | Forefront Power, LLC | Wasco, CA | California Independent System Operator (CISO) | 4.5 GWh | Jun 2020 | Dec 2024 | 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 |