| William F Wyman Hybrid | FPL Energy Wyman LLC | Yarmouth, ME | 339 GWh | Dec 1956 | May 2026 |
Residual Fuel Oil : 99.6%
|
| Franklin 1 | CD US Solar MT 2 LLC | Wrentham, MA | 4 GWh | Oct 2013 | Dec 2025 |
Solar
|
| International Paper Woronoco Mill | Eagle Creek Renewable Energy, LLC | Woronoco, MA | 7 GWh | Dec 1912 | Dec 2025 |
Water
|
| Univ of Massachusetts Medical Center | University of Massachusetts Medical | Worcester, MA | 63 GWh | Mar 1974 | Dec 2025 |
Natural Gas : 99.3%
Distillate Fuel Oil : 0.6%
|
| Clark University | Clark University | Worcester, MA | 4 GWh | Dec 2012 | Dec 2025 |
Natural Gas
|
| Worcester Landfill | City of Worcester DPW - (MA) | Worcester, MA | 8 GWh | Apr 2017 | Dec 2025 |
Solar
|
| Norton Powerhouse 2 | Norton Powerhouse 2 | Worcester, MA | 29 GWh | Oct 2022 | Dec 2025 |
Natural Gas
|
| ME-EDFR-Phase I-Woolwich | Green Mile Solar, LLC | Woolwich, ME | 8 GWh | Aug 2023 | Dec 2025 |
Solar
|
| Park Solar | Ecos Energy LLC | Woodbridge, CT | 1 GWh | Nov 2023 | Dec 2025 |
Solar
|
| UI RCP Woodbridge FC | United Illuminating Co | Woodbridge, CT | 17 GWh | Nov 2016 | Dec 2025 |
Natural Gas
|
| Richmond NMCA | AES Distributed Energy | Wood River Junction, RI | 6 GWh | Nov 2018 | May 2026 |
Solar
|
| Woburn | Greenbacker Renewable Energy Corporation | Woburn, MA | 2 GWh | Nov 2020 | Dec 2025 |
Solar
|
| Cenergy - Wiscasset (CSG) | Luminace Sunbeam Development Holdings, LLC | Wiscasset, ME | 8 GWh | Jun 2023 | Dec 2025 |
Solar
|
| Deer Island Treatment Plant | Massachusetts Wtr Rauth-Deer I | Winthrop, MA | 33 GWh | Jul 1995 | May 2026 |
Other Biomass Gas : 82.5%
Distillate Fuel Oil : 13.1%
Wind : 2.7%
Solar : 1.8%
|
| Hydro Kennebec Project | Hydro Kennebec LLC | Winslow, ME | 37 GWh | Dec 1988 | Nov 2025 |
Water
|
| Winslow PV - BD Solar 2 LLC | BD Solar 2 LLC | Winslow, ME | 10 GWh | Jun 2022 | Dec 2025 |
Solar
|
| Chace Mill Winooski One | City of Burlington Electric - (VT) | Winooski, VT | 17 GWh | Mar 1993 | Dec 2025 |
Water
|
| Rollins Wind Project | Evergreen Wind, LLC | Winn Village, ME | 147 GWh | Jun 2011 | Dec 2025 |
Wind
|
| Rainbow (CT) | Farmington River Power Company | Windsor, CT | 22 GWh | Nov 1925 | May 2026 |
Water
|
| Amazon BDL4 | Telyon AMZ Windsor LLC | Windsor, CT | 4 GWh | Dec 2024 | Dec 2025 |
Solar
|
| Algonquin Windsor Locks | Ahlstrom Power Windsor Locks LLC | Windsor Locks, CT | 147 GWh | Dec 1989 | May 2026 |
Natural Gas : 92.2%
Distillate Fuel Oil : 7.8%
|
| Bradley Energy Center | Ameresco Select Inc | Windsor Locks, CT | 11 GWh | Oct 2002 | Dec 2025 |
Natural Gas
|
| Roosevelt Trail | Madison Energy Investments LLC | Windham, ME | 1 GWh | Nov 2024 | Dec 2025 |
Solar
|
| Scotland Dam | FirstLight Power Resources Services LLC | Windham, CT | 4 GWh | Dec 1936 | Dec 2025 |
Water
|
| Platt Hill | LSE Pictor LLC | Winchester, CT | 3 GWh | Dec 2021 | Dec 2025 |
Solar
|
| Happy Hollow CSG Hybrid | REA Investments, LLC | Winchendon, MA | 9 GWh | Sep 2019 | Dec 2024 |
Solar
|
| 580 River Solar | NuGen Capital Management | Winchendon, MA | 4 GWh | Aug 2018 | Dec 2025 |
Solar
|
| Winchendon Solar | Altus Power America Management, LLC | Winchendon, MA | 3 GWh | Mar 2014 | Dec 2025 |
Solar
|
| Winchendon Landfill Solar | Onyx Asset Services Group | Winchendon, MA | 3 GWh | Sep 2018 | Dec 2024 |
Solar
|
| Pleasant Street | Greenbacker Renewable Energy Corporation | Wilton, ME | 5 GWh | Nov 2023 | Dec 2025 |
Solar
|
| Aziscohos Hydroelectric Project | Brookfield White Pine Hydro LLC | Wilson Mills, ME | 30 GWh | May 1988 | Dec 2025 |
Water
|
| Wilmington Solar | MN8 Energy LLC | Wilmington, MA | 2 GWh | Oct 2015 | Dec 2025 |
Solar
|
| Kearsarge Wilmington | Kearsarge Wilmington LLC | Wilmington, MA | 2 GWh | Nov 2017 | Dec 2025 |
Solar
|
| GMP Solar - Williston | Green Mountain Power Corp | Williston, VT | 6 GWh | Oct 2016 | May 2026 |
Solar
|
| GMP Solar - Williamstown | Green Mountain Power Corp | Williamstown, VT | 7 GWh | Nov 2016 | May 2026 |
Solar
|
| Williamstown Solar | CVI CleanCapital Solar 1 LLC | Williamstown, VT | 2 GWh | Nov 2012 | Dec 2025 |
Solar
|
| Williams College - Campus CHP | President & Trustees of Williams College | Williamstown, MA | 3 GWh | Feb 2003 | Dec 2025 |
Natural Gas : 98.4%
Distillate Fuel Oil : 1.6%
|
| West Haydenville PJ Community Solar | AES Distributed Energy | Williamsburg, MA | 9 GWh | Aug 2022 | Dec 2025 |
Solar : 99.8%
|
| Wilbraham | BWC East Brook, LLC | Wilbraham, MA | 6 GWh | Nov 2020 | Dec 2025 |
Solar
|
| Three Rivers Solar LLC | ASD Three Rivers Road MA Solar LLC | Wilbraham, MA | 154 MWh | Oct 2024 | Dec 2024 |
Solar
|
| ZPD-PT Solar Project 2017-021 LLC Hybrid | AES Distributed Energy | Wilbraham, MA | 2 GWh | Dec 2020 | Dec 2025 |
Solar
|
| Syncarpha Northbridge I Hybrid(CSG) | Syncarpha Northbridge I, LLC | Whitinsville, MA | 8 GWh | Nov 2021 | Dec 2025 |
Solar
|
| Syncarpha Northbridge II Hybrid CSG | Syncarpha Northbridge II, LLC | Whitinsville, MA | 8 GWh | Mar 2021 | Dec 2025 |
Solar
|
| NEDC Solar Site | Massachusetts Electric Co | Whitinsville, MA | 953 MWh | May 2010 | Dec 2025 |
Solar
|
| Harriman | Great River Hydro, LLC | Whitingham, VT | 98 GWh | Apr 1924 | Dec 2025 |
Water
|
| NE Renewable Whitefield, LLC | NE Renewable Whitefield, LLC | Whitefield, NH | 59 GWh | Feb 1988 | Dec 2025 |
Wood/Wood Waste Solids
|
| Deweys Mill | Green Mountain Power Corp | White River Jct., VT | 2 GWh | May 1989 | Dec 2025 |
Water
|
| LR Wheatfield Solar 1 | LR Wheatfield Solar 1, LLC | Wheatfield, NY | 8 GWh | Sep 2020 | Dec 2025 |
Solar
|
| Long Plain Solar | Long Plain Solar, LLC | Whatley, MA | 4 GWh | Nov 2019 | Dec 2025 |
Solar
|
| Whatley Renewables | Whatley Renewables, LLC | Whatley, MA | 2 GWh | Sep 2020 | Dec 2025 |
Solar
|
| Whately Solar | Citizens Enterprises Corporation | Whately, MA | 2 GWh | Feb 2013 | Dec 2025 |
Solar
|
| Fairview Farms Solar | NuGen Capital Management | Whately, MA | 3 GWh | May 2014 | Dec 2025 |
Solar
|
| Weybridge | Green Mountain Power Corp | Weybridge, VT | 10 GWh | Jan 1951 | Dec 2025 |
Water
|
| Huntington Falls | Green Mountain Power Corp | Weybridge, VT | 12 GWh | Sep 1988 | Dec 2025 |
Water
|
| Westtown CSG | Altus Power America Management, LLC | Westtown, NY | 3 GWh | Apr 2019 | Dec 2025 |
Solar
|
| Westport Stone & Sand Solar (CSG) | AES Clean Energy | Westport, MA | 7 GWh | Feb 2024 | Dec 2025 |
Solar
|
| Pine Hill Westport | Greenbacker Renewable Energy Corporation | Westport, MA | 3 GWh | May 2025 | Dec 2025 |
Solar
|
| Westport Community Solar Garden | BWC Bass River LLC | Westport, MA | 4 GWh | Jun 2017 | Dec 2024 |
Solar
|
| Adirondack A+B Community Solar Garden | BWC Connecticut River LLC | Westport, MA | 8 GWh | Nov 2018 | Dec 2024 |
Solar
|
| Brookwood Drive Community Solar | AES Distributed Energy | Westport, MA | 5 GWh | Jul 2022 | Dec 2025 |
Solar
|
| Westport B Community Solar Garden | BWC Hamilton Brook LLC | Westport, MA | 8 GWh | Oct 2018 | Dec 2025 |
Solar
|
| Westport (MA) | Sunrise on Drift Rd. LLC | Westport, MA | 4 GWh | Sep 2020 | Dec 2024 |
Solar
|
| Westport MA 1 Community Solar | Navisun LLC | Westport, MA | 2 GWh | Aug 2016 | Dec 2025 |
Solar
|
| Westport MA 2 Community Solar | Navisun LLC | Westport, MA | 2 GWh | Aug 2016 | Dec 2025 |
Solar
|
| Weston Landfill Solar | Ameresco, Inc - Weston | Weston, MA | 3 GWh | Feb 2016 | Dec 2025 |
Solar
|
| Westminster | MN8 Energy LLC | Westminster, VT | 2 GWh | Nov 2016 | Dec 2025 |
Solar
|
| Fitchburg Gas Recovery | WM Renewable Energy LLC | Westminster, MA | 32 GWh | Sep 2007 | Dec 2025 |
Landfill Gas
|
| Westminster Renewables, LLC CSG | Westminster Renewables, LLC | Westminster, MA | 2 GWh | Sep 2018 | Dec 2025 |
Solar
|
| Theodore Drive Community Solar | Theodore Drive Solar, LLC | Westminster, MA | 2 GWh | Feb 2018 | Dec 2025 |
Solar
|
| NE Renewable Fitchburg, LLC | NE Renewable Fitchburg, LLC | Westminster, MA | 79 GWh | Jul 1992 | Dec 2025 |
Wood/Wood Waste Solids : 98.7%
Natural Gas : 1.3%
|
| 28 Livermore Hill Road Solar | 28 Livermore Hill Road Solar, LLC | Westminster, MA | 7 GWh | May 2020 | Dec 2025 |
Solar
|
| TES Rowtier | SkyHigh 2 Solar | Westminster, MA | 10 GWh | Mar 2021 | Dec 2025 |
Solar
|
| Overlook | Westbound Solar 3, LLC | Westminster, MA | 7 GWh | Feb 2023 | Dec 2025 |
Solar
|
| Syncarpha Westminster Hybrid CSG | Syncarpha Westminster, LLC | Westminster, MA | 6 GWh | Oct 2022 | Dec 2025 |
Solar
|
| Westhampton | Sunrise on Montague Rd. LLC | Westhampton, MA | 7 GWh | Nov 2020 | Dec 2024 |
Solar
|
| Westford Solar Park | MN8 Energy LLC | Westford, MA | 4 GWh | Mar 2012 | Dec 2025 |
Solar
|
| Twiss Street Solar | Citizens Enterprises Corporation | Westfield, MA | 2 GWh | Dec 2014 | Mar 2025 |
Solar
|
| CED Westfield Solar, LLC | RWE Clean Energy | Westfield, MA | 3 GWh | Jul 2016 | Dec 2025 |
Solar
|
| GSPP Terrawatt Westfield LLC CSG | Green Street Power Partners | Westfield, MA | 6 GWh | Jan 2019 | Dec 2025 |
Solar
|
| ME - Novel (Lighthouse Ph I) Mars Hill | Mars Hill Road Solar Farm, LLC | Westfield, ME | 4 GWh | Jul 2024 | Dec 2025 |
Solar
|
| White Rock Road LLC | White Rock Road LLC | Westerly, RI | 11 GWh | Nov 2022 | Dec 2025 |
Solar
|
| Kearsarge Westerly | Kearsarge Westerly LLC | Westerly, RI | 7 GWh | Nov 2020 | Dec 2025 |
Solar
|
| Westbrook Energy Center Power Plant | Westbrook Energy Center | Westbrook, ME | 4 TWh | Apr 2001 | May 2026 |
Natural Gas
|
| S D Warren Westbrook | Relevate Power Management LLC | Westbrook, ME | 15 GWh | Dec 1902 | Dec 2025 |
Water
|
| Westborough Solar LLC | SunRay Power LLC | Westborough, MA | 2 GWh | Mar 2014 | Dec 2024 |
Solar
|
| SEMASS Resource Recovery | SEMASS Partnership | West Wareham, MA | 553 GWh | Jun 1988 | May 2026 |
Non-biogenic Municipal Solid Waste : 54.0%
Biogenic Municipal Solid Waste : 44.2%
Natural Gas : 1.7%
|
| West Tisbury Generating Facility | Vineyard Reliability LLC | West Tisbury, MA | 5 GWh | Dec 1974 | Sep 2025 |
Distillate Fuel Oil
|
| Truck Stop | LSE Corona Austrina LLC | West Stockridge, MA | 3 GWh | Oct 2017 | Dec 2024 |
Solar
|
| EHC West Hopkinton | Green Mountain Power Corp | West Hopkinton, NH | 1 GWh | Jun 1985 | Dec 2025 |
Water
|
| West Greenwich Solar | RWE Clean Energy | West Greenwich, RI | 2 GWh | Apr 2013 | May 2026 |
Solar
|
| GD West Greenwich Victory I, LLC | CleanCapital Holdings | West Greenwich, RI | 3 GWh | Nov 2019 | Dec 2025 |
Solar
|
| Hopkins Hill CSG | Nautilus Solar Solutions | West Greenwich, RI | 10 GWh | Oct 2020 | Dec 2025 |
Solar
|
| Robin Hollow Solar | Robin Hollow Solar, LLC | West Greenwich, RI | 69 GWh | Nov 2023 | May 2026 |
Solar
|
| White Brook Renewables PV | White Brook Renewables LLC | West Greenwich, RI | 7 GWh | Nov 2024 | Dec 2025 |
Solar
|
| University Solar, LLC | AES Distributed Energy | West Greenwich, RI | 27 GWh | Nov 2019 | May 2026 |
Solar
|
| GD West Greenwich Nooseneck I, LLC | GD West Greenwich Nooseneck I, LLC | West Greenwich, RI | 31 GWh | Nov 2022 | Dec 2025 |
Solar
|
| Harris Hydro | Brookfield White Pine Hydro LLC | West Forks, ME | 151 GWh | Dec 1953 | Dec 2025 |
Water
|
| West Enfield Hydro | Brookfield Black Bear Hydro, LLC | West Enfield, ME | 70 GWh | Mar 1988 | Dec 2025 |
Water
|
| NE Renewable Power West Enfield | Stored Solar J&WE | West Enfield, ME | 43 GWh | Nov 1987 | Dec 2025 |
Wood/Wood Waste Solids
|
| West Charleston | Barton Village, Inc | West Charleston, VT | 6 GWh | Jun 1931 | Jul 2025 |
Water
|
