Directory of Power Plants in Massachusetts
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Theodore Drive Community Solar | Theodore Drive Solar, LLC | Westminster, MA | ISO New England (ISNE) | 2.5 GWh | Feb 2018 | Dec 2024 | Solar |
| Tihonet Solar | Consolidated Edison Solutions Inc. | Wareham, MA | ISO New England (ISNE) | 1.8 GWh | Apr 2014 | Dec 2023 | Solar |
| Tisbury Landfill Solar | Clean Focus Yield, LLC | Tisbury, MA | ISO New England (ISNE) | 1.5 GWh | Jun 2014 | Dec 2024 | Solar |
| Tolland Solar NG LLC | NuGen Capital Management | Tolland, MA | ISO New England (ISNE) | 5.0 GWh | Sep 2014 | Dec 2024 | Solar |
| Town of Amherst Solar | Town of Amherst Solar, LLC | Amherst, MA | ISO New England (ISNE) | 4.1 GWh | Jul 2022 | Dec 2023 | Solar |
| Town of East Bridgewater CSG | Tesla Inc. | East Bridgewater, MA | ISO New England (ISNE) | 1.1 GWh | May 2013 | Dec 2023 | Solar |
| Town of Foxborough - Landfill (SREC II) | Town of Foxborough - Landfill (SREC II) | Foxborough, MA | ISO New England (ISNE) | 1.9 GWh | Jul 2017 | Dec 2024 | Solar |
| Town of Lexington Solar | Syncarpha Lexington, LLC | Lexington, MA | ISO New England (ISNE) | 2.6 GWh | Apr 2017 | Dec 2024 | Solar |
| Town of Needham VNEM CSG | Tesla Inc. | Needham, MA | ISO New England (ISNE) | 3.3 GWh | Jan 2016 | Dec 2024 | Solar |
| Town of Norfolk MA at Medway Branch | Luminace Solar Massachusetts, LLC | Norfolk, MA | ISO New England (ISNE) | 1.9 GWh | May 2012 | Dec 2024 | Solar |
| Town of Otis Wind Energy Project | Town of Otis | Otis, MA | ISO New England (ISNE) | 2.8 GWh | Feb 2018 | Dec 2023 | Wind |
| Town of Uxbridge MA at Commerce Dr | Luminace Solar Net Metering, LLC | Uxbridge, MA | ISO New England (ISNE) | 2.7 GWh | May 2012 | Dec 2024 | Solar |
| Town of Ware - Canadian Tree(CSG) | MA CS Ware West, LLC | Ware, MA | ISO New England (ISNE) | 2.4 GWh | Nov 2021 | Dec 2024 | Solar |
| Truck Stop | LSE Corona Austrina LLC | West Stockridge, MA | ISO New England (ISNE) | 2.8 GWh | Oct 2017 | Dec 2024 | Solar |
| True North | CD US Solar MT1 LLC | Salisbury, MA | ISO New England (ISNE) | 6.3 GWh | Jul 2012 | Dec 2024 | Solar |
| Turners Falls | FirstLight Power Resources, Inc. - MA | Montague, MA | ISO New England (ISNE) | 12.4 GWh | Dec 1904 | Dec 2024 | Water |
| Twiss Street Solar | Citizens Enterprises Corporation | Westfield, MA | ISO New England (ISNE) | 2.2 GWh | Dec 2014 | Dec 2024 | Solar |
| Tyngsborough Solar | Citizens Enterprises Corporation | Tyngsborough, MA | ISO New England (ISNE) | 4.0 GWh | Dec 2016 | Dec 2024 | Solar |
| UMASS | Consolidated Edison Development Inc. | Amherst, MA | ISO New England (ISNE) | 941.0 MWh | Sep 2016 | Dec 2023 | Solar |
| UMass Boston | MSS Energy Holdings, LLC (d.b.a. Calibrant Energy) | Dorchester, MA | ISO New England (ISNE) | 659.0 MWh | Dec 1971 | Dec 2023 | Solar : 91.2% Distillate Fuel Oil : 8.8% |
| UMass PV Lot 22 | Consolidated Edison Development Inc. | Amherst, MA | ISO New England (ISNE) | 3.2 GWh | Aug 2022 | Dec 2024 | Solar |
| Univ of Massachusetts Medical Center | University of Massachusetts Medical | Worcester, MA | ISO New England (ISNE) | 68.7 GWh | Mar 1974 | Dec 2024 | Natural Gas : 99.2% Distillate Fuel Oil : 0.7% |
| Upper Blackstone (MA) Treasure Valley | Nexamp Treasure Valley Solar, LLC | Rutland, MA | ISO New England (ISNE) | 7.3 GWh | Jun 2014 | Dec 2024 | Solar |
| Upton Community Solar | Upton Solar, LLC | Upton, MA | ISO New England (ISNE) | 3.4 GWh | Aug 2017 | Dec 2024 | Solar |
| Ventura | Ventura Drive Dartmouth Solar 1, LLC | Dartmouth, MA | ISO New England (ISNE) | 1.8 GWh | May 2022 | Oct 2024 | Solar |
| Vuelta Solar | NuGen Capital Management | East Brookfield, MA | ISO New England (ISNE) | 6.6 GWh | Dec 2015 | Dec 2024 | Solar |
| W. Orange Rd Solar LLC | AES Distributed Energy | Orange, MA | ISO New England (ISNE) | 7.7 GWh | Aug 2021 | Dec 2024 | Solar |
| Wachusett Solar | Wachusett Solar, LLC | Rutland, MA | ISO New England (ISNE) | 3.6 GWh | Jul 2019 | Dec 2024 | Solar |
| Walpole Solar 2 | Walpole Solar 2, LLC | Walpole, MA | ISO New England (ISNE) | 3.5 GWh | Mar 2014 | Dec 2024 | Solar |
| Ward Solar 1, LLC | REA Investments, LLC | Carver, MA | ISO New England (ISNE) | 3.4 GWh | Jan 2019 | Dec 2024 | Solar |
| Ware Palmer Road Solar LLC CSG | Ware Palmer Road Solar LLC | Ware, MA | ISO New England (ISNE) | 4.4 GWh | May 2021 | Dec 2023 | Solar |
| Wareham MA 1 Community Solar | Navisun LLC | Wareham, MA | ISO New England (ISNE) | 3.1 GWh | Aug 2016 | Dec 2023 | Solar |
| Wareham Solar PV | NSTAR Electric Company | Wareham, MA | ISO New England (ISNE) | 1.2 GWh | Nov 2018 | Dec 2024 | Solar |
| Washburn Road Solar | REA Investments, LLC | Freetown, MA | ISO New England (ISNE) | 3.2 GWh | Nov 2018 | Dec 2024 | Solar |
| Waters River | City of Peabody - (MA) | Peabody, MA | ISO New England (ISNE) | 4.6 GWh | Nov 1971 | Dec 2024 | Natural Gas : 78.9% Distillate Fuel Oil : 21.1% |
| WEB Brookfield | WEB Brookfield Solar LLC | Brookfield, MA | ISO New England (ISNE) | 6.0 GWh | Nov 2021 | Dec 2024 | Solar |
| Webster Solar | Webster Solar, LLC | Webster, MA | ISO New England (ISNE) | 1.3 GWh | Nov 2017 | Dec 2024 | Solar |
| Wellesley College Central Utility Plant | Wellesley College | Wellesley, MA | ISO New England (ISNE) | 480.2 MWh | May 1985 | Dec 2023 | Natural Gas |
| Wendell MA 1 | Wendell MA 1 LLC | Wendell, MA | ISO New England (ISNE) | 1.4 GWh | Nov 2018 | Dec 2024 | Solar |
| West A&B Solar Project Hybrid CSG | AES Distributed Energy | Southbridge, MA | ISO New England (ISNE) | 4.7 GWh | Nov 2020 | Dec 2024 | Solar |
| West Boylston Community Shared Solar | Town of West Boylston - (MA) | West Boylston, MA | ISO New England (ISNE) | 2.2 GWh | Nov 2016 | Dec 2024 | Solar |
| West Bridgewater AB CSG | MN8 Energy LLC | West Bridgewater, MA | ISO New England (ISNE) | 2.7 GWh | May 2017 | Dec 2024 | Solar |
| West Brookfield Solar - Gilbertsville Rd | Nautilus Solar Solutions | West Brookfield, MA | ISO New England (ISNE) | 5.7 GWh | May 2017 | Dec 2024 | Solar |
| West Brookfield Solar, LLC | CVI CleanCapital Solar 7 | West Brookfield, MA | ISO New England (ISNE) | 1.9 GWh | Dec 2015 | Dec 2024 | Solar |
| West Groton CHP | Hollingsworth & Vose Co West Groton | Groton, MA | ISO New England (ISNE) | 22.0 GWh | Nov 2015 | Dec 2024 | Natural Gas |
| West Haydenville PJ Community Solar | AES Distributed Energy | Williamsburg, MA | ISO New England (ISNE) | 8.6 GWh | Aug 2022 | Dec 2024 | Solar |
| West Street Solar 1 LLC | AES Distributed Energy | Gardner, MA | ISO New England (ISNE) | 8.7 GWh | Nov 2019 | Dec 2024 | Solar |
| West Tisbury Generating Facility | Vineyard Reliability LLC | West Tisbury, MA | ISO New England (ISNE) | 3.0 GWh | Dec 1974 | Dec 2024 | Distillate Fuel Oil |
| West Water Street | City of Taunton | Taunton, MA | ISO New England (ISNE) | 1.8 GWh | Dec 2017 | Dec 2024 | Distillate Fuel Oil |
| Westborough Solar LLC | SunRay Power LLC | Westborough, MA | ISO New England (ISNE) | 2.5 GWh | Mar 2014 | Dec 2024 | Solar |
| Westford Solar Park | MN8 Energy LLC | Westford, MA | ISO New England (ISNE) | 4.6 GWh | Mar 2012 | Dec 2024 | Solar |
| Westminster Renewables, LLC CSG | Westminster Renewables, LLC | Westminster, MA | ISO New England (ISNE) | 2.0 GWh | Sep 2018 | Dec 2024 | Solar |
| Weston Landfill Solar | Ameresco, Inc - Weston | Weston, MA | ISO New England (ISNE) | 2.9 GWh | Feb 2016 | Dec 2024 | Solar |
| Westport B Community Solar Garden | BWC Hamilton Brook LLC | Westport, MA | ISO New England (ISNE) | 3.7 GWh | Oct 2018 | Dec 2024 | Solar |
| Westport Community Solar Garden | BWC Bass River LLC | Westport, MA | ISO New England (ISNE) | 3.7 GWh | Jun 2017 | Dec 2024 | Solar |
| Westport MA 1 Community Solar | Navisun LLC | Westport, MA | ISO New England (ISNE) | 2.2 GWh | Aug 2016 | Dec 2023 | Solar |
| Westport MA 2 Community Solar | Navisun LLC | Westport, MA | ISO New England (ISNE) | 1.8 GWh | Aug 2016 | Dec 2023 | Solar |
| Westport Stone & Sand Solar (CSG) | AES Clean Energy | Westport, MA | ISO New England (ISNE) | 5.6 GWh | Feb 2024 | Dec 2024 | Solar |
| Whately Solar | Citizens Enterprises Corporation | Whately, MA | ISO New England (ISNE) | 2.3 GWh | Feb 2013 | Dec 2024 | Solar |
| Whatley Renewables | Whatley Renewables, LLC | Whatley, MA | ISO New England (ISNE) | 1.8 GWh | Sep 2020 | Dec 2024 | Solar |
| Wheelabrator Millbury Facility | Wheelabrator Environmental Systems | Millbury, MA | ISO New England (ISNE) | 317.4 GWh | Aug 1987 | Apr 2025 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Wheelabrator North Andover | Wheelabrator Environmental Systems | North Andover, MA | ISO New England (ISNE) | 237.6 GWh | Apr 1985 | Apr 2025 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Wheelabrator Saugus | Wheelabrator Environmental Systems | Saugus, MA | ISO New England (ISNE) | 229.1 GWh | Jul 1985 | Apr 2025 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Wilbraham | BWC East Brook, LLC | Wilbraham, MA | ISO New England (ISNE) | 5.3 GWh | Nov 2020 | Dec 2024 | Solar |
| Wilbur Woods Solar LLC | AES Distributed Energy | Orange, MA | ISO New England (ISNE) | 8.3 GWh | Aug 2021 | Dec 2024 | Solar |
| Wilkins Station | Town of Marblehead - (MA) | Marblehead, MA | ISO New England (ISNE) | 94.0 MWh | Oct 1975 | Dec 2024 | Distillate Fuel Oil |
| Williams College - Campus CHP | President & Trustees of Williams College | Williamstown, MA | ISO New England (ISNE) | 1.3 GWh | Feb 2003 | Dec 2024 | Natural Gas : 84.0% Distillate Fuel Oil : 16.0% |
| Williamsburg | AES Distributed Energy | Goshen, MA | ISO New England (ISNE) | 6.6 GWh | Jun 2019 | Dec 2024 | Solar |
| Williamsburg Solar LLC VNEM CSG | Tesla Inc. | Haydenville, MA | ISO New England (ISNE) | 3.0 GWh | Jan 2016 | Dec 2024 | Solar |
| Williamsville Hybrid CSG | 147 Williamsville Solar 1, LLC | Hubbardston, MA | ISO New England (ISNE) | 7.0 GWh | Aug 2021 | Dec 2023 | Solar |
| Wilmarth Solar | Wilmarth Lane Solar 1, LLC | Plainville, MA | ISO New England (ISNE) | 8.3 GWh | Jan 2020 | Dec 2023 | Solar |
| Wilmington Solar | MN8 Energy LLC | Wilmington, MA | ISO New England (ISNE) | 2.6 GWh | Oct 2015 | Dec 2024 | Solar |
| Wilson Solar | Consolidated Edison Solutions Inc. | Spencer, MA | ISO New England (ISNE) | 1.6 GWh | May 2013 | Dec 2024 | Solar |
| Winchendon Landfill Solar | Onyx Asset Services Group | Winchendon, MA | ISO New England (ISNE) | 2.8 GWh | Sep 2018 | Dec 2024 | Solar |
| Winchendon Solar | Altus Power America Management, LLC | Winchendon, MA | ISO New England (ISNE) | 2.5 GWh | Mar 2014 | Dec 2024 | Solar |
| Woburn | Greenbacker Renewable Energy Corporation | Woburn, MA | ISO New England (ISNE) | 2.1 GWh | Nov 2020 | Dec 2024 | Solar |
| Woodchuck Solar, LLC CSG | 38 Degrees North, LLC | Spencer, MA | ISO New England (ISNE) | 1.6 GWh | Nov 2017 | Dec 2024 | Solar |
| Woodland Avenue Solar 1 | Woodland Avenue Solar 1, LLC | Seekonk, MA | ISO New England (ISNE) | 8.3 GWh | Jul 2020 | Dec 2024 | Solar |
| Worcester Landfill | City of Worcester DPW | Worcester, MA | ISO New England (ISNE) | 8.8 GWh | Apr 2017 | Dec 2023 | Solar |
| WYM 1250 Palmer LLC | CVI CleanCapital Solar 6 | Palmer, MA | ISO New England (ISNE) | 755.0 MWh | Aug 2013 | Dec 2023 | Solar |
| ZPD-PT Solar Project 2017-006 LLC Hybrid | AES Distributed Energy | Warren, MA | ISO New England (ISNE) | 4.8 GWh | Jun 2021 | Dec 2024 | Solar |
| ZPD-PT Solar Project 2017-021 LLC Hybrid | AES Distributed Energy | Wilbraham, MA | ISO New England (ISNE) | 1.9 GWh | Dec 2020 | Dec 2024 | Solar |
| ZPD-PT Solar Project 2017-023 LLC Hybrid | AES Distributed Energy | Southbridge, MA | ISO New England (ISNE) | 3.5 GWh | Dec 2020 | Dec 2024 | Solar |
| ZPD-PT Solar Project 2017-038 Hybrid LLC | AES Distributed Energy | Lancaster, MA | ISO New England (ISNE) | 6.8 GWh | Mar 2021 | Dec 2024 | Solar |
| ZPD-PT Solar Project 2017-044 LLC CSG | AES Distributed Energy | Spencer, MA | ISO New England (ISNE) | 1.3 GWh | Sep 2021 | Dec 2024 | Solar |
| 0 Hammond St CSG | 0HAM WHAM8 Solar, LLC | Carver, MA | ISO New England (ISNE) | 14.4 GWh | Sep 2021 | Dec 2024 | Solar |
| 115 G Fisher | Greenbacker Renewable Energy Corporation | Middleborough, MA | ISO New England (ISNE) | 1.5 GWh | Sep 2015 | Dec 2024 | Solar |
| 118 Echo | Madison Energy Investments LLC | Mashpee, MA | ISO New England (ISNE) | 4.0 MWh | Jun 2023 | Dec 2024 | Solar |
| 126 Grove Solar LLC | Altus Power America Management, LLC | Franklin, MA | ISO New England (ISNE) | 1.6 GWh | May 2012 | Dec 2024 | Solar |
| 154 D Fisher | Greenbacker Renewable Energy Corporation | Middleborough, MA | ISO New England (ISNE) | 1.5 GWh | Nov 2015 | Dec 2024 | Solar |
| 160 Tihonet Rd Hybrid(CSG) | 160TIH WHAM8 Solar, LLC | Wareham, MA | ISO New England (ISNE) | 9.8 GWh | Nov 2021 | Dec 2023 | Solar |
| 196 Tremont St(CSG) | 196TRE WHAM8 Solar, LLC | Carver, MA | ISO New England (ISNE) | 3.7 GWh | Oct 2021 | Dec 2023 | Solar |
| 201 Sturbridge B | Altus Power America Management, LLC | Brimfield, MA | ISO New England (ISNE) | 2.1 GWh | May 2014 | Dec 2024 | Solar |
| 205 Sturbridge A | Altus Power America Management, LLC | Brimfield, MA | ISO New England (ISNE) | 2.9 GWh | May 2014 | Dec 2024 | Solar |
| 265 Pleasant Solar NG, LLC | NuGen Capital Management | Lunenburg, MA | ISO New England (ISNE) | 1.4 GWh | Jun 2014 | Dec 2024 | Solar |
| 276 Federal Rd(CSG) | 276FED WHAM8 Solar, LLC | Carver, MA | ISO New England (ISNE) | 10.1 GWh | Oct 2021 | Dec 2024 | Solar |
| 28 Livermore Hill Road Solar | 28 Livermore Hill Road Solar, LLC | Westminster, MA | ISO New England (ISNE) | 7.9 GWh | May 2020 | Dec 2024 | Solar |
| 299 Farm to Market Rd Hybrid(CSG) | 299F2M WHAM8 Solar, LLC | Wareham, MA | ISO New England (ISNE) | 7.9 GWh | Nov 2021 | Dec 2023 | Solar |
| 301 Chestnut Solar NG | NuGen Capital Management | East Longmeadow, MA | ISO New England (ISNE) | 2.4 GWh | Mar 2017 | Dec 2024 | Solar |
| 3Colton | Madison Energy Holdings LLC | Millbury, MA | ISO New England (ISNE) | 5.1 GWh | Jun 2023 | Dec 2024 | Solar |
Browse Power Plants By Massachusetts Counties
Figures are based on April 2025 generation numbers.| County | State Rank | Active Plants | Apr 2025 Generation |
|---|---|---|---|
| Norfolk County, MA | # 1 | 38 | 7.1 TWh |
| Worcester County, MA | # 2 | 190 | 4.1 TWh |
| Middlesex County, MA | # 3 | 68 | 3.7 TWh |
| Essex County, MA | # 4 | 39 | 2.1 TWh |
| Hampden County, MA | # 5 | 86 | 1.8 TWh |
| Plymouth County, MA | # 6 | 82 | 864.4 GWh |
| Bristol County, MA | # 7 | 70 | 765.7 GWh |
| County | State Rank | Active Plants | Apr 2025 Generation |
|---|---|---|---|
| Suffolk County, MA | # 8 | 13 | 455.5 GWh |
| Barnstable County, MA | # 9 | 22 | 377.8 GWh |
| Franklin County, MA | # 10 | 33 | 304.8 GWh |
| Hampshire County, MA | # 11 | 37 | 142.3 GWh |
| Berkshire County, MA | # 12 | 44 | 81.3 GWh |
| Dukes County, MA | # 13 | 7 | 9.9 GWh |