Directory of Power Plants in Massachusetts
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Ward Solar 1, LLC | REA Investments, LLC | Carver, MA | ISO New England (ISNE) | 3.4 GWh | Jan 2019 | Dec 2024 | Solar |
| Plympton Main Street Solar, LLC | REA Investments, LLC | Plympton, MA | ISO New England (ISNE) | 7.5 GWh | Nov 2023 | Dec 2024 | Solar |
| Plympton Lake Street Solar | REA Investments, LLC | Plympton, MA | ISO New England (ISNE) | 2.1 GWh | Nov 2022 | Dec 2024 | Solar |
| Sandwich | LSE Ophiuchus LLC | Sandwich, MA | ISO New England (ISNE) | 4.6 GWh | Jun 2023 | Dec 2024 | Solar |
| Monument Valley | LSE Lepus LLC | Great Barrington, MA | ISO New England (ISNE) | 3.1 GWh | Dec 2021 | Dec 2024 | Solar |
| Sturbridge Barn | LSE Ara LLC | Charlton, MA | ISO New England (ISNE) | 1.7 GWh | May 2018 | Dec 2024 | Solar |
| Pulpit Hill | LSE Fornax LLC | Amherst, MA | ISO New England (ISNE) | 7.2 GWh | Jun 2019 | Dec 2024 | Solar |
| GSPP NESV, LLC | Green Street Power Partners | Attleboro, MA | ISO New England (ISNE) | 1.6 GWh | Feb 2023 | Dec 2024 | Solar |
| 1 Commercial | Madison Energy Investments LLC | Sharon, MA | ISO New England (ISNE) | 770.0 MWh | Aug 2023 | Dec 2024 | Solar |
| BWC Rams Horn Channel LLC | Navisun LLC | Beverly, MA | ISO New England (ISNE) | 5.9 GWh | Nov 2020 | Dec 2024 | Solar |
| Seaboard Sheffield, LLC | Navisun LLC | Sheffield, MA | ISO New England (ISNE) | 2.3 GWh | Mar 2021 | Dec 2024 | Solar |
| Seaboard Oxford, LLC | Navisun LLC | Oxford, MA | ISO New England (ISNE) | 2.7 GWh | Jul 2020 | Dec 2024 | Solar |
| Seaboard Charlton, LLC | Navisun LLC | Charlton, MA | ISO New England (ISNE) | 3.2 GWh | Nov 2020 | Dec 2024 | Solar |
| OSG Solar 1 LLC | Navisun LLC | Orange, MA | ISO New England (ISNE) | 3.2 GWh | Jun 2012 | Dec 2024 | Solar |
| Freetown MA 1, LLC | Navisun LLC | Freetown, MA | ISO New England (ISNE) | 1.5 GWh | Nov 2022 | Dec 2024 | Solar |
| CVEC Round 4 Brewster Captn Golf Course | Freemans Way Solar Project 2019, LLC | Brewster, MA | ISO New England (ISNE) | 1.1 GWh | Feb 2022 | Dec 2024 | Solar |
| Nationwide | Nationwide Solar Energy LLC | Lancaster, MA | ISO New England (ISNE) | 5.5 GWh | May 2021 | Dec 2024 | Solar |
| 5 Berry | Madison Energy Investments LLC | Plainsville, MA | ISO New England (ISNE) | 3.9 GWh | Aug 2023 | Dec 2024 | Solar |
| 401 South | Madison Energy Investments LLC | Dalton, MA | Southern Company Services, Inc. - Trans (SOCO) | 403.0 MWh | Nov 2023 | Dec 2024 | Solar |
| Lilly Lane | LSE Chamaeleon LLC | Charlton, MA | ISO New England (ISNE) | 1.7 GWh | May 2018 | Dec 2024 | Solar |
| Spencer Solar MA | Citizens Enterprises Corporation | Spencer, MA | ISO New England (ISNE) | 3.6 GWh | Feb 2020 | Dec 2024 | Solar |
| Oxford Solar | Citizens Enterprises Corporation | Oxford, MA | ISO New England (ISNE) | 6.3 GWh | Jan 2020 | Dec 2024 | Solar |
| Falmouth 2 Solar | Citizens Enterprises Corporation | Falmouth, MA | ISO New England (ISNE) | 2.7 GWh | Aug 2021 | Dec 2024 | Solar |
| Ashland Solar | Citizens Enterprises Corporation | Ashland, MA | ISO New England (ISNE) | 6.8 GWh | Nov 2019 | Dec 2024 | Solar |
| French King Solar LLC | French King Solar LLC | Erving, MA | ISO New England (ISNE) | 7.8 GWh | Oct 2022 | Dec 2024 | Solar |
| MA Blackstone | Catalyze Blackstone 83 Federal Street Microgrid, LLC | Blackstone, MA | ISO New England (ISNE) | 3.7 GWh | Jun 2022 | Dec 2024 | Solar |
| Westport Stone & Sand Solar (CSG) | AES Clean Energy | Westport, MA | ISO New England (ISNE) | 5.6 GWh | Feb 2024 | Dec 2024 | Solar |
| Emerald Marshfields, LLC | Emerald Marshfield, LLC | Marshfield, MA | ISO New England (ISNE) | 2.2 GWh | Nov 2022 | Dec 2024 | Solar |
| Manheim New England | Cox Enterprises | North Dighton, MA | ISO New England (ISNE) | 2.4 GWh | Nov 2012 | Dec 2024 | Solar |
| 3Colton | Madison Energy Holdings LLC | Millbury, MA | ISO New England (ISNE) | 5.1 GWh | Jun 2023 | Dec 2024 | Solar |
| WEB Brookfield | WEB Brookfield Solar LLC | Brookfield, MA | ISO New England (ISNE) | 6.0 GWh | Nov 2021 | Dec 2024 | Solar |
| Brimfield | WEB Brimfield Solar LLC | Brimfield, MA | ISO New England (ISNE) | 3.3 GWh | Nov 2021 | Dec 2024 | Solar |
| Town of Amherst Solar | Town of Amherst Solar, LLC | Amherst, MA | ISO New England (ISNE) | 4.0 GWh | Jul 2022 | Dec 2024 | Solar |
| Beacon Solar, LLC | Beacon Solar, LLC | Easthampton, MA | ISO New England (ISNE) | 8.5 GWh | Oct 2022 | Dec 2024 | Solar |
| Huxley Solar | Huxley Solar, LLC | Ludlow, MA | ISO New England (ISNE) | 10.2 GWh | Nov 2022 | Dec 2024 | Solar |
| CoreSite - Somerville | Bloom Energy | Somerville, MA | ISO New England (ISNE) | 4.5 GWh | Aug 2020 | Dec 2024 | Natural Gas |
| Harbor Road Solar 1 | Harbor Road Solar 1, LLC | Cheshire, MA | ISO New England (ISNE) | 2.9 GWh | Nov 2021 | Dec 2024 | Solar |
| Electric Avenue Lunenburg Solar 1 | Electric Avenue Lunenburg Solar 1, LLC | Lunenburg, MA | ISO New England (ISNE) | 2.6 GWh | Nov 2021 | Dec 2024 | Solar |
| Blacksmith Road Solar 1 | Blacksmith Road Solar 1, LLC | Falmouth, MA | ISO New England (ISNE) | 8.5 GWh | Nov 2021 | Dec 2024 | Solar |
| Norton Powerhouse 2 | Norton Powerhouse 2 | Worcester, MA | ISO New England (ISNE) | 28.6 GWh | Oct 2022 | Dec 2024 | Natural Gas |
| Kearsarge 100 Sohier Rd | Kearsarge Beverly LLC | Beverly, MA | ISO New England (ISNE) | 4.8 GWh | Apr 2023 | Dec 2024 | Solar |
| Centech Gas Generator | Town of Shrewsbury - (MA) | Shrewsbury, MA | ISO New England (ISNE) | 537.0 MWh | Mar 2019 | Dec 2024 | Natural Gas |
| Webster Solar | Webster Solar, LLC | Webster, MA | ISO New England (ISNE) | 1.3 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 |
| Griffin Road Solar 2 | Griffin Road Solar 2, LLC | Charlton, MA | ISO New England (ISNE) | 2.3 GWh | May 2020 | Dec 2024 | Solar |
| Settlers Solar | Settlers Solar, LLC | Lunenberg, MA | ISO New England (ISNE) | 7.8 GWh | Nov 2020 | Dec 2024 | Solar |
| Long Plain Solar | Long Plain Solar, LLC | Whatley, MA | ISO New England (ISNE) | 3.6 GWh | Nov 2019 | Dec 2024 | Solar |
| Kearsarge Acushnet | Kearsarge Acushnet LLC | Acushnet, MA | ISO New England (ISNE) | 2.8 GWh | Jan 2020 | Dec 2024 | Solar |
| Kearsarge Ludlow LLC | Kearsarge Ludlow LLC | Ludlow, MA | ISO New England (ISNE) | 5.8 GWh | Nov 2020 | Dec 2024 | Solar |
| Faunce Corner Community Solar | Faunce Corner Road Dartmouth Solar 1, LLC | Dartmouth, MA | ISO New England (ISNE) | 2.2 GWh | Jun 2022 | Dec 2024 | Solar |
| TES Rowtier | SkyHigh 2 Solar | Westminster, MA | ISO New England (ISNE) | 5.1 GWh | Mar 2021 | Dec 2024 | Solar |
| Acushnet MA 2 (CSG) | Navisun LLC | Acushnet, MA | ISO New England (ISNE) | 1.4 GWh | Feb 2024 | Dec 2024 | Solar |
| BWC Stony Brook, LLC Hybrid | AES Distributed Energy | Chelmsford, MA | ISO New England (ISNE) | 1.9 GWh | Jun 2021 | 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 |
| Newton Rumford Landfill | Newton Municipal Solar LLC - Rumford | Newton, MA | ISO New England (ISNE) | 2.7 GWh | Jun 2017 | Dec 2024 | Solar |
| BWC Muddy Brook, LLC Hybrid | AES Distributed Energy | Mendon, MA | ISO New England (ISNE) | 1.9 GWh | Aug 2021 | Dec 2024 | Solar |
| BWC Lake Lashaway, LLC Hybrid | AES Distributed Energy | North Brookfield, MA | ISO New England (ISNE) | 7.9 GWh | Apr 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 |
| 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 2017-021 LLC Hybrid | AES Distributed Energy | Wilbraham, MA | ISO New England (ISNE) | 1.9 GWh | Dec 2020 | Dec 2024 | Solar |
| Auburn Solar Project | Agilitas Energy, Inc. | Auburn, MA | ISO New England (ISNE) | 8.2 GWh | Apr 2022 | Dec 2024 | Solar |
| Hadley 3 Solar (North) | Hadley 3 Solar, LLC (North) | Hadley, MA | ISO New England (ISNE) | 2.7 GWh | Nov 2019 | Dec 2024 | Solar |
| Hadley 3 Solar (South) | Hadley 3 Solar, LLC (South) | Hadley, MA | ISO New England (ISNE) | 3.1 GWh | Nov 2019 | Dec 2024 | Solar |
| GELD Solar Farm | Ameresco, Inc - GELD | Groton, MA | ISO New England (ISNE) | 3.5 GWh | May 2016 | Dec 2024 | Solar |
| Wilbraham | BWC East Brook, LLC | Wilbraham, MA | ISO New England (ISNE) | 5.3 GWh | Nov 2020 | Dec 2024 | Solar |
| Elm Street | ISM Solar Dighton 3, LLC | Dighton, MA | ISO New England (ISNE) | 5.1 GWh | Nov 2020 | Dec 2024 | Solar |
| Breckenridge Solar | Breckenridge Street Solar 1, LLC | Palmer, MA | ISO New England (ISNE) | 6.7 GWh | Oct 2020 | Dec 2024 | Solar |
| Rounseville Solar | Rounseville Solar 1, LLC | Rochester, MA | ISO New England (ISNE) | 4.2 GWh | Jan 2020 | 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 |
| Wilmarth Solar | Wilmarth Lane Solar 1, LLC | Plainville, MA | ISO New England (ISNE) | 8.0 GWh | Jan 2020 | Dec 2024 | Solar |
| Dresser Hill CSG | Dresser Hill Solar, LLC | Southbridge, MA | ISO New England (ISNE) | 6.2 GWh | Dec 2020 | Dec 2024 | Solar |
| Raboth - Marion Drive | Madison Energy Holdings LLC | Kingston, MA | ISO New England (ISNE) | 5.1 GWh | Feb 2021 | Dec 2024 | Solar |
| Norton | Madison Energy Holdings LLC | Norton, MA | ISO New England (ISNE) | 1.5 GWh | Feb 2023 | Dec 2024 | Solar |
| Dudley | AMP MA Dudley | Dudley, MA | ISO New England (ISNE) | 4.3 GWh | Jun 2018 | Dec 2024 | Solar |
| Joe Jenny | AMP MA Joe Jenny | Oxford, MA | ISO New England (ISNE) | 2.4 GWh | Apr 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 |
| Mendon | BWC Box Pond LLC | Mendon, MA | ISO New England (ISNE) | 3.8 GWh | Nov 2017 | Dec 2024 | Solar |
| Dover (MA) | BWC Buckmaster Pond LLC | Dover, MA | ISO New England (ISNE) | 1.7 GWh | Jul 2017 | Dec 2024 | Solar |
| Adirondack A+B Community Solar Garden | BWC Connecticut River LLC | Westport, MA | ISO New England (ISNE) | 8.3 GWh | Nov 2018 | Dec 2024 | Solar |
| Westport B Community Solar Garden | BWC Hamilton Brook LLC | Westport, MA | ISO New England (ISNE) | 7.5 GWh | Oct 2018 | Dec 2024 | Solar |
| Kearsarge William Way | Kearsarge William Way LLC | Bellingham, MA | ISO New England (ISNE) | 7.4 GWh | Nov 2021 | Dec 2024 | Solar |
| Kearsarge Haverhill | Kearsarge Haverhill LLC | Haverhill, MA | ISO New England (ISNE) | 4.0 GWh | Feb 2021 | Dec 2024 | Solar |
| Kearsarge Upper Union | Kearsarge Upper Union LLC | Franklin, MA | ISO New England (ISNE) | 1.6 GWh | Feb 2023 | Dec 2024 | Solar |
| Kearsarge Montague BD(CSG) | Kearsarge Montague BD LLC | Montague, MA | ISO New England (ISNE) | 3.4 GWh | Oct 2021 | Dec 2024 | Solar |
| Blodgett Solar CSG | Blodgett Street Solar 1, LLC | Tyngsboro, MA | ISO New England (ISNE) | 9.8 GWh | Jul 2021 | Dec 2024 | Solar |
| Clark Road Solar 1, LLC | Clark Road Solar 1, LLC | Gardner, MA | ISO New England (ISNE) | 8.7 GWh | Nov 2020 | Dec 2024 | Solar |
| Dunstable Solar 1, LLC | AES Distributed Energy | Dunstable, MA | ISO New England (ISNE) | 10.8 GWh | Mar 2021 | Dec 2024 | Solar |
| Fairhaven MA 2 | Consolidated Edison Development Inc. | Fairhaven, MA | ISO New England (ISNE) | 4.5 GWh | Aug 2021 | Dec 2024 | Solar |
| Acushnet MA 1 | Navisun LLC | Acushnet, MA | ISO New England (ISNE) | 1.5 GWh | Nov 2023 | Dec 2024 | Solar |
| Indian River Hydro | Eagle Creek Renewable Energy, LLC | Russell, MA | ISO New England (ISNE) | 1.3 GWh | Nov 1909 | Dec 2024 | Water |
| 154 D Fisher | Greenbacker Renewable Energy Corporation | Middleborough, MA | ISO New England (ISNE) | 1.5 GWh | Nov 2015 | Dec 2024 | Solar |
| 196 Tremont St(CSG) | 196TRE WHAM8 Solar, LLC | Carver, MA | ISO New England (ISNE) | 4.2 GWh | Oct 2021 | Dec 2024 | Solar |
| UMass PV Lot 22 | Consolidated Edison Development Inc. | Amherst, MA | ISO New England (ISNE) | 3.2 GWh | Aug 2022 | Dec 2024 | Solar |
| Cranberry Highway Solar LLC | Cranberry Highway Solar, LLC | Wareham, MA | ISO New England (ISNE) | 2.2 GWh | Feb 2021 | Dec 2024 | Solar |
| ENGIE 2019 ProjectCo-MA1, LLC | ENGIE 2019 ProjectCo MA-1, LLC | Agawam, MA | ISO New England (ISNE) | 6.4 GWh | Feb 2021 | Dec 2024 | Solar |
| Holliston LLC | Greenbacker Renewable Energy Corporation | Holliston, MA | ISO New England (ISNE) | 2.0 GWh | Sep 2020 | Dec 2024 | Solar |
| Equinix - Billerica | Bloom Energy | Billerica, MA | ISO New England (ISNE) | 15.0 GWh | Aug 2021 | Dec 2024 | Natural Gas |
| Woburn | Greenbacker Renewable Energy Corporation | Woburn, MA | ISO New England (ISNE) | 2.1 GWh | Nov 2020 | Dec 2024 | Solar |
| Fairhaven E | Fairhaven MA 1, LLC | Fairhaven, MA | ISO New England (ISNE) | 3.4 GWh | Jul 2021 | Dec 2024 | Solar |
| Dartmouth Farms Solar | Dartmouth Farms Solar, LLC | Dartmouth, MA | ISO New England (ISNE) | 3.6 GWh | Oct 2017 | Dec 2024 | Solar |
Browse Power Plants By Massachusetts Counties
Figures are based on December 2024 generation numbers.| County | State Rank | Active Plants | Dec 2024 Generation |
|---|---|---|---|
| Dukes County, MA | # 13 | 7 | 9.9 GWh |
| Berkshire County, MA | # 12 | 44 | 250.6 GWh |
| Hampshire County, MA | # 11 | 37 | 270.0 GWh |
| Franklin County, MA | # 10 | 33 | 290.3 GWh |
| Suffolk County, MA | # 9 | 13 | 429.2 GWh |
| Barnstable County, MA | # 8 | 23 | 435.9 GWh |
| Plymouth County, MA | # 7 | 84 | 848.5 GWh |
| County | State Rank | Active Plants | Dec 2024 Generation |
|---|---|---|---|
| Bristol County, MA | # 6 | 71 | 947.8 GWh |
| Hampden County, MA | # 5 | 86 | 1.7 TWh |
| Essex County, MA | # 4 | 39 | 2.5 TWh |
| Middlesex County, MA | # 3 | 68 | 3.7 TWh |
| Worcester County, MA | # 2 | 190 | 4.9 TWh |
| Norfolk County, MA | # 1 | 38 | 7.3 TWh |