Directory of Power Plants in Massachusetts
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Kearsarge Amesbury Hybrid | Kearsarge Amesbury LLC | Amesbury, MA | ISO New England (ISNE) | 5.4 GWh | Nov 2019 | Dec 2024 | Solar |
| Hurteau Solar Project Hybrid | AES Distributed Energy | Uxbridge, MA | ISO New England (ISNE) | 3.0 GWh | Feb 2020 | Dec 2024 | Solar |
| Alicea Solar Project Hybrid CSG | AES Distributed Energy | Southbridge, MA | ISO New England (ISNE) | 3.6 GWh | Nov 2020 | Dec 2024 | Solar |
| McDougle-Mitchell Solar Project Hybrid C | AES Distributed Energy | Charlton, MA | ISO New England (ISNE) | 7.5 GWh | Jul 2020 | Dec 2024 | Solar |
| Cycz Solar Project CSG Hybrid | AES Distributed Energy | Spencer, MA | ISO New England (ISNE) | 2.9 GWh | May 2020 | 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 |
| Annese Solar Project Hybrid CSG | AES Distributed Energy | Southbridge, MA | ISO New England (ISNE) | 7.6 GWh | Nov 2020 | Dec 2024 | Solar |
| Randall Solar Project Hybrid | AES Distributed Energy | Berlin, MA | ISO New England (ISNE) | 7.9 GWh | Jun 2021 | Dec 2024 | Solar |
| St. Joseph's Solar, LLC CSG | 38 Degrees North, LLC | Charlton, MA | ISO New England (ISNE) | 1.6 GWh | Nov 2017 | Dec 2024 | Solar |
| Boutillier Solar, LLC CSG | 38 Degrees North, LLC | Leicester, MA | ISO New England (ISNE) | 4.7 GWh | Mar 2018 | Dec 2024 | Solar |
| Blair Wire Village Solar, LLC CSG | 38 Degrees North, LLC | Spencer, MA | ISO New England (ISNE) | 1.7 GWh | Nov 2017 | Dec 2024 | Solar |
| Barton Acres Solar, LLC CSG | 38 Degrees North, LLC | Phillipston, MA | ISO New England (ISNE) | 1.7 GWh | Sep 2017 | Dec 2024 | Solar |
| Cherry Valley Solar, LLC CSG | 38 Degrees North, LLC | Leicester, MA | ISO New England (ISNE) | 1.6 GWh | Oct 2017 | Dec 2024 | Solar |
| ISM Solar Dighton 2, LLC CSG | 38 Degrees North, LLC | Dighton, MA | ISO New England (ISNE) | 3.7 GWh | Nov 2017 | Dec 2024 | Solar |
| Incom Solar, LLC CSG | 38 Degrees North, LLC | Charlton, MA | ISO New England (ISNE) | 3.6 GWh | Oct 2017 | Dec 2024 | Solar |
| JH Solar, LLC CSG | 38 Degrees North, LLC | North Brookfield, MA | ISO New England (ISNE) | 1.6 GWh | Oct 2017 | 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 |
| Dudley River 3 Solar, LLC CSG | 38 Degrees North, LLC | Southbridge, MA | ISO New England (ISNE) | 1.7 GWh | Oct 2017 | Dec 2024 | Solar |
| Dudley River 2 Solar, LLC CSG | 38 Degrees North, LLC | Southbridge, MA | ISO New England (ISNE) | 1.6 GWh | Oct 2017 | Dec 2024 | Solar |
| Dudley River Solar, LLC CSG | 38 Degrees North, LLC | Southbridge, MA | ISO New England (ISNE) | 1.7 GWh | Oct 2017 | Dec 2024 | Solar |
| Ledeaux Solar, LLC CSG | 38 Degrees North, LLC | North Brookfield, MA | ISO New England (ISNE) | 1.4 GWh | Oct 2017 | Dec 2024 | Solar |
| Cohasse Solar, LLC CSG | 38 Degrees North, LLC | Southbridge, MA | ISO New England (ISNE) | 1.5 GWh | Sep 2017 | Dec 2024 | Solar |
| Palombo Solar, LLC CSG | 38 Degrees North, LLC | Uxbridge, MA | ISO New England (ISNE) | 3.4 GWh | Nov 2017 | Dec 2024 | Solar |
| Palombo B Solar, LLC CSG | 38 Degrees North, LLC | Uxbridge, MA | ISO New England (ISNE) | 1.6 GWh | Nov 2017 | Dec 2024 | Solar |
| One Patriot | Bloom Energy | Foxborough, MA | ISO New England (ISNE) | 16.3 GWh | Nov 2019 | Dec 2024 | Natural Gas |
| Bowden Solar LLC | 38DN Power Fund 1 LLC | Monson, MA | ISO New England (ISNE) | 3.4 GWh | Feb 2019 | Dec 2024 | Solar |
| Lakeville Solar | C2 MA Lakeville, LLC | Lakeville, MA | ISO New England (ISNE) | 3.7 GWh | Nov 2018 | Dec 2024 | Solar |
| Oak Street Solar | Citizens Enterprises Corporation | Springfield, MA | ISO New England (ISNE) | 5.6 GWh | Nov 2019 | Dec 2024 | Solar |
| Cranberry Solar | GWE Cranberry Solar RT, LLC | Middleborough, MA | ISO New England (ISNE) | 1.5 GWh | Nov 2016 | Dec 2024 | Solar |
| CES Agawam Tuckahoe Solar Hybrid | CES Agawam Tuckahoe Solar LLC | Agawam, MA | ISO New England (ISNE) | 6.8 GWh | Nov 2021 | Dec 2024 | Solar |
| Partridgeville Hybrid CSG | Partridgeville Road Solar 1, LLC | Athol, MA | ISO New England (ISNE) | 5.7 GWh | Dec 2019 | Dec 2024 | Solar |
| Williamsville Hybrid CSG | 147 Williamsville Solar 1, LLC | Hubbardston, MA | ISO New England (ISNE) | 8.9 GWh | Aug 2021 | Dec 2024 | Solar |
| Sunpin Blandford | Blandford Sun, LLC | Southwick, MA | ISO New England (ISNE) | 6.5 GWh | May 2020 | Dec 2024 | Solar |
| Erving CSG | Erving Poplar Mountain Solar 1, LLC | Erving, MA | ISO New England (ISNE) | 1.5 GWh | Aug 2020 | Dec 2024 | Solar |
| Easthampton CSG | Easthampton Park Solar 1, LLC | Easthampton, MA | ISO New England (ISNE) | 3.6 GWh | Aug 2020 | Dec 2024 | Solar |
| Amaterasu LLC | AES Distributed Energy | Lancaster, MA | ISO New England (ISNE) | 6.8 GWh | May 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 |
| Montague Road Solar | Montague Road Solar, LLC | Amherst, MA | ISO New England (ISNE) | 4.8 GWh | Nov 2019 | Dec 2024 | Solar |
| Fitchburg Renewables | Fitchburg Renewables, LLC | Fitchburg, MA | ISO New England (ISNE) | 6.4 GWh | Feb 2020 | Dec 2024 | Solar |
| SELCO Community Solar | Massachusetts Mun Wholes Electric Co | Shrewsbury, MA | ISO New England (ISNE) | 4.9 GWh | May 2018 | Dec 2024 | Solar |
| Canton | Captona Canton LLC | Canton, MA | ISO New England (ISNE) | 6.4 GWh | Jul 2012 | Dec 2024 | Solar |
| Ravenbrook | Captona Ravenbrook LLC | Carver, MA | ISO New England (ISNE) | 6.9 GWh | Nov 2013 | Dec 2024 | Solar |
| Hudson | Captona Hudson LLC | Hudson, MA | ISO New England (ISNE) | 5.5 GWh | Apr 2017 | Dec 2024 | Solar |
| Berkley | Captona Berkley LLC | Berkley, MA | ISO New England (ISNE) | 4.0 GWh | Mar 2017 | Dec 2024 | Solar |
| Carver | Captona Carver LLC | North Carver, MA | ISO New England (ISNE) | 1.9 GWh | Apr 2017 | Dec 2024 | Solar |
| Chicopee | Captona Chicopee LLC | Chicopee, MA | ISO New England (ISNE) | 2.6 GWh | Mar 2017 | Dec 2024 | Solar |
| Ware Palmer Road Solar LLC CSG | Ware Palmer Road Solar LLC | Ware, MA | ISO New England (ISNE) | 4.9 GWh | May 2021 | Dec 2024 | Solar |
| Kenmare - Mansfield Branch Street | MN8 Energy LLC | Mansfield, MA | ISO New England (ISNE) | 2.4 GWh | May 2017 | 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 |
| 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 |
| 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 |
| Acushnet MA 2 (CSG) | Navisun LLC | Acushnet, MA | ISO New England (ISNE) | 1.4 GWh | Feb 2024 | Dec 2024 | Solar |
| West Haydenville PJ Community Solar | AES Distributed Energy | Williamsburg, MA | ISO New England (ISNE) | 8.6 GWh | Aug 2022 | Dec 2024 | Solar |
| Brookwood Drive Community Solar | AES Distributed Energy | Westport, MA | ISO New England (ISNE) | 7.0 GWh | Jul 2022 | Dec 2024 | Solar |
| Maple(CSG) | Maple Street Solar 1, LLC | Bellingham, MA | ISO New England (ISNE) | 6.7 GWh | Oct 2021 | Dec 2024 | Solar |
| Old Middleboro Road Solar | Agilitas Energy, Inc. | Rochester, MA | ISO New England (ISNE) | 10.9 GWh | Dec 2022 | Dec 2024 | Solar |
| Three Rivers Solar LLC | ASD Three Rivers Road MA Solar LLC | Wilbraham, MA | ISO New England (ISNE) | 154.0 MWh | Oct 2024 | 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 |
| 0 Hammond St CSG | 0HAM WHAM8 Solar, LLC | Carver, MA | ISO New England (ISNE) | 14.4 GWh | Sep 2021 | Dec 2024 | Solar |
| 59 Federal Rd(CSG) | 59FED WHAM8 Solar, LLC | Carver, MA | ISO New England (ISNE) | 11.3 GWh | Oct 2021 | Dec 2024 | Solar |
| UMass Boston | MSS Energy Holdings, LLC (d.b.a. Calibrant Energy) | Dorchester, MA | ISO New England (ISNE) | 1.1 GWh | Dec 1971 | Dec 2024 | Solar |
| ASD Cotuit MA Solar LLC | ASD Cotuit MA Solar LLC | Sandwich, MA | ISO New England (ISNE) | 2.2 GWh | Oct 2023 | Dec 2024 | Solar |
| ASD Wallum MA Solar LLC(CSG) | ASD Wallum MA Solar LLC | Douglas, MA | ISO New England (ISNE) | 9.4 GWh | Dec 2021 | Dec 2024 | Solar |
| 71 Charlotte Furnace Rd Hybrid(CSG) | 71CFR WHAM8 Solar, LLC | Wareham, MA | ISO New England (ISNE) | 2.5 GWh | Nov 2021 | Dec 2024 | Solar |
| 77 Farm to Market Rd Hybrid(CSG) | 77F2M WHAM8 Solar, LLC | Wareham, MA | ISO New England (ISNE) | 9.4 GWh | Nov 2021 | Dec 2024 | Solar |
| 160 Tihonet Rd Hybrid(CSG) | 160TIH WHAM8 Solar, LLC | Wareham, MA | ISO New England (ISNE) | 9.8 GWh | Nov 2021 | Dec 2024 | Solar |
Browse Power Plants By Massachusetts Counties
Figures are based on August 2025 generation numbers.| County | State Rank | Active Plants | Aug 2025 Generation |
|---|---|---|---|
| Norfolk County, MA | # 1 | 38 | 7.2 TWh |
| Worcester County, MA | # 2 | 190 | 4.7 TWh |
| Middlesex County, MA | # 3 | 68 | 3.8 TWh |
| Essex County, MA | # 4 | 39 | 2.5 TWh |
| Hampden County, MA | # 5 | 86 | 1.7 TWh |
| Bristol County, MA | # 6 | 71 | 947.8 GWh |
| Plymouth County, MA | # 7 | 84 | 852.5 GWh |
| County | State Rank | Active Plants | Aug 2025 Generation |
|---|---|---|---|
| Suffolk County, MA | # 8 | 13 | 429.4 GWh |
| Barnstable County, MA | # 9 | 23 | 427.2 GWh |
| Franklin County, MA | # 10 | 33 | 301.7 GWh |
| Hampshire County, MA | # 11 | 37 | 270.0 GWh |
| Berkshire County, MA | # 12 | 44 | 244.3 GWh |
| Dukes County, MA | # 13 | 7 | 9.9 GWh |