Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Sangerfield Solar CSG | DG New York CS, LLC | Waterville, NY | New York Independent System Operator (NYIS) | 7.7 GWh | Nov 2021 | Dec 2025 | Solar |
| Novel Peter Solar CSG | REA Investments, LLC | Waterville, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | Aug 2021 | Dec 2025 | Solar |
| Marigold Community Solar Garden, LLC | Geronimo Power | Waterville, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Dec 2020 | Dec 2025 | Solar |
| USS Water City Solar LLC CSG | United States Solar Corporation | Waterville, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Sep 2021 | Dec 2025 | Solar |
| USS Water Town Solar LLC CSG | United States Solar Corporation | Waterville, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Oct 2021 | Dec 2025 | Solar |
| Lyra Community Solar | Lyra Community Solar | Waterville, MN | Midcontinent Independent System Operator, Inc. (MISO) | 4.8 GWh | Jan 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 |
| LeSun CSG, LLC | SunStrong Management, LLC | Waterville, MN | Midcontinent Independent System Operator, Inc. (MISO) | 7.6 GWh | Dec 2017 | Dec 2025 | Solar |
| Messalonskee 5 | Messalonskee Stream Hydro LLC | Waterville, ME | ISO New England (ISNE) | 3.5 GWh | Dec 1934 | Dec 2025 | Water |
| Lockwood Hydroelectric Facility | Merimil Ltd Partnership | Waterville, ME | ISO New England (ISNE) | 13.0 GWh | Sep 1985 | Dec 2025 | Water |
| Broadhead | Madison Energy Investments LLC | Waterville, ME | ISO New England (ISNE) | 7.2 GWh | Feb 2023 | Dec 2025 | Solar |
| 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 |
| 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% |
| 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 |
| 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) | 863.5 GWh | Nov 2020 | Aug 2026 | Wind |
| Crowned Ridge Wind Energy Center | Crowned Ridge Wind, LLC | Watertown, SD | Midcontinent Independent System Operator, Inc. (MISO) | 807.2 GWh | Nov 2019 | Aug 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 |
| 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 |
| 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 |
| Watertown | City of Watertown - (NY) | Watertown, NY | New York Independent System Operator (NYIS) | 19.2 GWh | Jul 1924 | Dec 2025 | Water |
| Sewalls | Erie Boulevard Hydropower LP | Watertown, NY | New York Independent System Operator (NYIS) | 11.7 GWh | Dec 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 |
| Moore Solar 1A, LLC | SRC Partnership 12, LLC | Waterman, IL | PJM Interconnection, LLC (PJM) | 4.8 GWh | May 2024 | Dec 2025 | Solar |
| Moore Solar 1, LLC | SRC Partnership 12, LLC | Waterman, IL | PJM Interconnection, LLC (PJM) | 4.3 GWh | May 2024 | Dec 2025 | Solar |
| 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) | 2.3 GWh | Dec 1914 | Dec 2025 | Water |
| Waterloo Solar (IA) | MidAmerican Energy Co | Waterloo, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.7 GWh | Feb 2022 | Dec 2025 | Solar |
| Electrifarm | MidAmerican Energy Co | Waterloo, IA | Midcontinent Independent System Operator, Inc. (MISO) | 16.7 GWh | Apr 1975 | Dec 2025 | Natural Gas |
| Waterloo Lundquist | MidAmerican Energy Co | Waterloo, IA | Midcontinent Independent System Operator, Inc. (MISO) | 255.0 MWh | Mar 2000 | Dec 2025 | Distillate Fuel Oil |
| 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) | 6.9 TWh | Jul 2003 | Aug 2026 | Natural Gas |
| Fourth Branch Hydroelectric Facility | Albany Engineering Corporation | Waterford, NY | New York Independent System Operator (NYIS) | 13.0 GWh | Nov 1987 | Dec 2025 | Water |
| 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 |
| Town of Halfmoon | Tesla Inc. | Waterford, NY | ISO New England (ISNE) | 680.0 MWh | May 2017 | Dec 2025 | 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) | 17.0 TWh | Nov 1975 | Aug 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) | 5.2 TWh | Jan 1971 | Aug 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 | Deriva Energy | 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 |
| V Street Solar | V Street Solar, LLC | Washington, DC | PJM Interconnection, LLC (PJM) | 803.0 MWh | Oct 2025 | 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 |
| CUA West Campus - South (CSG) | Standard Solar | Washington, DC | PJM Interconnection, LLC (PJM) | 4.7 GWh | May 2024 | Dec 2025 | Solar |
| DC Water | Azimuth 180 Solar Electric, LLC | Washington, DC | PJM Interconnection, LLC (PJM) | 257.0 MWh | Aug 2025 | Dec 2025 | Solar |
| DC Water Solar | Marbury Point Solar LLC | Washington, DC | PJM Interconnection, LLC (PJM) | 4.8 GWh | Apr 2021 | Dec 2025 | Solar |
| JBAB - Washington DC | JBAB Solar I, LLC. | Washington, DC | PJM Interconnection, LLC (PJM) | 7.9 GWh | Dec 2018 | Dec 2025 | Solar |
| US GSA Heating and Transmission | US GSA Heating and Transmission | Washington, DC | PJM Interconnection, LLC (PJM) | 35.2 GWh | Jun 2004 | Aug 2026 | Natural Gas |
| Walt Bailey Bioenergy Facility | DC Water | Washington, DC | PJM Interconnection, LLC (PJM) | 48.2 GWh | May 2015 | Aug 2026 | Other Biomass Gas : 97.1% Natural Gas : 2.9% |
| 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% |
| IGS CC, LLC | Greenbacker Renewable Energy Corporation | Washington, DC | PJM Interconnection, LLC (PJM) | 1.9 GWh | Feb 2020 | 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 |
| Nationals | Terraform Arcadia | Washington, DC | PJM Interconnection, LLC (PJM) | 1.6 GWh | Apr 2019 | Dec 2025 | Solar |
| Cobalt Solar, LLC | Cypress Creek Renewables | Washington Township, PA | PJM Interconnection, LLC (PJM) | 18.9 GWh | Apr 2025 | Dec 2025 | Solar |
| 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) | 77.1 GWh | Dec 2024 | Aug 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 |
| 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 |
| Novel David Solar LLC CSG | REA Investments, LLC | Waseca, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Feb 2022 | 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 |
| Winegar CSG | Terraform Arcadia | Waseca, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.5 GWh | Sep 2018 | 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 Haley Solar CSG | REA Investments, LLC | Waseca, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | May 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 |
| 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 |
| Clear Garden CSG | Clear Garden LLC | Waseca, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Aug 2019 | 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 |
| WasecaSun | Geronimo Power | Waseca, MN | Midcontinent Independent System Operator, Inc. (MISO) | 9.3 GWh | Jan 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 |
| WyEast Solar | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 23.4 GWh | Jul 2018 | 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 |