Directory of Power Plants in Massachusetts
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| North Adams Landfill | Syncarpha North Adams, LLC | North Adams, MA | ISO New England (ISNE) | 3.5 GWh | Sep 2015 | Dec 2024 | Solar |
| Bullock Road Solar 1 | Bullock Road Solar 1, LLC | Freetown, MA | ISO New England (ISNE) | 3.5 GWh | Jun 2018 | 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 |
| Wachusett Solar | Wachusett Solar, LLC | Rutland, MA | ISO New England (ISNE) | 3.6 GWh | Jul 2019 | 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 |
| Stafford St Solar 1 CSG | Stafford St Solar 1, LLC | Leicester, MA | ISO New England (ISNE) | 3.6 GWh | Nov 2017 | 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 Granby | Kearsarge Granby LLC | Granby, MA | ISO New England (ISNE) | 3.6 GWh | Feb 2017 | Dec 2024 | Solar |
| Redbrook Community Solar 1 | Redbrook Solar 1, LLC | Plympton, MA | ISO New England (ISNE) | 3.6 GWh | Sep 2017 | Dec 2024 | Solar |
| Natick Mall | Natick Mall | Natick, MA | ISO New England (ISNE) | 3.6 GWh | Sep 2018 | Dec 2024 | Solar |
| GSPP Raynham TMLP, LLC CSG | Green Street Power Partners | Raynham, MA | ISO New England (ISNE) | 3.6 GWh | Jan 2019 | Dec 2024 | Solar |
| Dartmouth Farms Solar | Dartmouth Farms Solar, LLC | Dartmouth, MA | ISO New England (ISNE) | 3.6 GWh | Oct 2017 | Dec 2024 | Solar |
| Syncarpha Still River, LLC CSG | Syncarpha Still River, LLC | Bolton, MA | ISO New England (ISNE) | 3.6 GWh | Nov 2016 | Dec 2024 | Solar |
| Carver CSG | Altus Power America Management, LLC | Carver, MA | ISO New England (ISNE) | 3.6 GWh | Apr 2019 | 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 |
| Easthampton CSG | Easthampton Park Solar 1, LLC | Easthampton, MA | ISO New England (ISNE) | 3.6 GWh | Aug 2020 | Dec 2024 | Solar |
| Spencer Solar MA | Citizens Enterprises Corporation | Spencer, MA | ISO New England (ISNE) | 3.6 GWh | Feb 2020 | Dec 2024 | Solar |
| Bourne (MA) - Holliston I | NVT LICENSES, LLC | Holliston, MA | ISO New England (ISNE) | 3.7 GWh | Nov 2014 | 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 |
| Princeton Wind Farm | Town of Princeton - (MA) | Princeton, MA | ISO New England (ISNE) | 3.7 GWh | Dec 2009 | Dec 2024 | Wind |
| MA Blackstone | Catalyze Blackstone 83 Federal Street Microgrid, LLC | Blackstone, MA | ISO New England (ISNE) | 3.7 GWh | Jun 2022 | Dec 2024 | Solar |
| Fairhaven Wind | Fairhaven Wind LLC | Fairhaven, MA | ISO New England (ISNE) | 3.7 GWh | Mar 2012 | Dec 2024 | Wind |
| Lakeville Solar | C2 MA Lakeville, LLC | Lakeville, MA | ISO New England (ISNE) | 3.7 GWh | Nov 2018 | Dec 2024 | Solar |
| EBZ Solar | Citizens Enterprises Corporation | Shirley, MA | ISO New England (ISNE) | 3.7 GWh | Dec 2012 | Dec 2024 | Solar |
| Rising Paper | Altus Power America Management, LLC | Great Barrington, MA | ISO New England (ISNE) | 3.7 GWh | Apr 2016 | 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 B Community Solar Garden | BWC Hamilton Brook LLC | Westport, MA | ISO New England (ISNE) | 3.7 GWh | Oct 2018 | Dec 2024 | Solar |
| 196 Tremont St(CSG) | 196TRE WHAM8 Solar, LLC | Carver, MA | ISO New England (ISNE) | 3.7 GWh | Oct 2021 | Dec 2023 | Solar |
| Northampton Landfill Solar PV | Ameresco Glendale Road Solar PV LLC | Northampton, MA | ISO New England (ISNE) | 3.8 GWh | Oct 2017 | Dec 2024 | Solar |
| 433 Purchase Solar NG, LLC | NuGen Capital Management | Swansea, MA | ISO New England (ISNE) | 3.8 GWh | Mar 2012 | Dec 2024 | Solar |
| Mendon | BWC Box Pond LLC | Mendon, MA | ISO New England (ISNE) | 3.8 GWh | Nov 2017 | Dec 2024 | Solar |
| Holyoke Solar Cooperative at Mueller | Holyoke Solar LLC | Holyoke, MA | ISO New England (ISNE) | 3.8 GWh | Nov 2011 | Dec 2024 | Solar |
| Halifax Solar | NuGen Capital Management | Halifax, MA | ISO New England (ISNE) | 3.9 GWh | Jul 2015 | Dec 2024 | Solar |
| 5 Berry | Madison Energy Investments LLC | Plainsville, MA | ISO New England (ISNE) | 3.9 GWh | Aug 2023 | Dec 2024 | Solar |
| Bridgewater Solar CSG | MN8 Energy LLC | Bridgewater, MA | ISO New England (ISNE) | 3.9 GWh | Jul 2015 | Dec 2024 | Solar |
| Monson Solar | Altus Power America Management, LLC | Monson, MA | ISO New England (ISNE) | 4.0 GWh | Jun 2014 | Dec 2024 | Solar |
| Shrewsbury Solar | Consolidated Edison Development Inc. | Shrewsbury, MA | ISO New England (ISNE) | 4.0 GWh | Sep 2012 | Dec 2024 | Solar |
| Berkley | Captona Berkley LLC | Berkley, MA | ISO New England (ISNE) | 4.0 GWh | Mar 2017 | Dec 2024 | Solar |
| Norton LLC | Greenbacker Renewable Energy Corporation | Norton, MA | ISO New England (ISNE) | 4.0 GWh | Aug 2020 | Apr 2024 | Solar |
| Kearsarge Haverhill | Kearsarge Haverhill LLC | Haverhill, MA | ISO New England (ISNE) | 4.0 GWh | Feb 2021 | Dec 2024 | Solar |
| 651 Chase Solar NG | NuGen Capital Management | Lunenburg, MA | ISO New England (ISNE) | 4.0 GWh | May 2014 | Dec 2024 | Solar |
| Tyngsborough Solar | Citizens Enterprises Corporation | Tyngsborough, MA | ISO New England (ISNE) | 4.0 GWh | Dec 2016 | Dec 2024 | Solar |
| Ajax Solar, LLC (MA) | Green Street Power Partners | West Bridgewater, MA | ISO New England (ISNE) | 4.1 GWh | Nov 2017 | Dec 2024 | Solar |
| DG Foxborough Elm CSG | DG Foxborough Elm LLC | Foxborough, MA | ISO New England (ISNE) | 4.1 GWh | Jul 2017 | Dec 2023 | Solar |
| Syncarpha Tewksbury Hybrid CSG | Syncarpha Tewksbury, LLC | Tewksbury, MA | ISO New England (ISNE) | 4.1 GWh | Jan 2022 | Dec 2023 | Solar |
| Old Frontier Solar III | Old Frontier Solar III PV, LLC | South Deerfield, MA | ISO New England (ISNE) | 4.1 GWh | Aug 2022 | 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 |
| Cape Cod Air Force Station - 6 SWS | US Air Force | Sagamore, MA | ISO New England (ISNE) | 4.1 GWh | Dec 2013 | Mar 2025 | Wind |
| Gardner - Otter River Road | Otter River Road Solar LLC | Gardner, MA | ISO New England (ISNE) | 4.2 GWh | Sep 2019 | Dec 2024 | Solar |
| Franklin 1 | CD US Solar MT 2 LLC | Wrentham, MA | ISO New England (ISNE) | 4.2 GWh | Oct 2013 | Dec 2024 | Solar |
| Oxford | CVI CleanCapital Solar 6 | Oxford, MA | ISO New England (ISNE) | 4.2 GWh | Jun 2014 | Dec 2024 | Solar |
| North Brookfield | Mass Solar, LLC | North Brookfield, MA | ISO New England (ISNE) | 4.2 GWh | May 2014 | Dec 2024 | Solar |
| Huxley Solar | Huxley Solar, LLC | Ludlow, MA | ISO New England (ISNE) | 4.2 GWh | Nov 2022 | Dec 2023 | Solar |
| Rounseville Solar | Rounseville Solar 1, LLC | Rochester, MA | ISO New England (ISNE) | 4.2 GWh | Jan 2020 | Dec 2024 | Solar |
| Millbury Solar | Evergreen Wind, LLC | Millbury, MA | ISO New England (ISNE) | 4.2 GWh | Mar 2014 | Dec 2024 | Solar |
| Iron Horse Solar I CSG | Iron Horse Solar 1, LLC | North Billerica, MA | ISO New England (ISNE) | 4.3 GWh | Nov 2016 | Dec 2024 | Solar |
| Notus Wind 1 | Notus Clean Energy LLC | E. Falmouth, MA | ISO New England (ISNE) | 4.3 GWh | Jun 2010 | Dec 2024 | Wind |
| Onyx - Brockton Thatcher Landfill Solar | Onyx Asset Services Group | Brockton, MA | ISO New England (ISNE) | 4.3 GWh | Oct 2017 | Dec 2023 | Solar |
| Meadow Solar | Altus Power America Management, LLC | Boston, MA | ISO New England (ISNE) | 4.3 GWh | Nov 2016 | Dec 2024 | Solar |
| Dudley | AMP MA Dudley | Dudley, MA | ISO New England (ISNE) | 4.3 GWh | Jun 2018 | Dec 2024 | Solar |
| Pepperell Hydro Power Plant | Eagle Creek Renewable Energy, LLC | Pepperell, MA | ISO New England (ISNE) | 4.3 GWh | Dec 1919 | Mar 2025 | Water |
| Bellingham PV | Terraform Arcadia | Douglas, MA | ISO New England (ISNE) | 4.3 GWh | Sep 2013 | Dec 2024 | Solar |
| Clark University | Clark University | Worcester, MA | ISO New England (ISNE) | 4.4 GWh | Dec 2012 | Dec 2024 | Natural Gas |
| Cedarville CSG | Altus Power America Management, LLC | Plymouth, MA | ISO New England (ISNE) | 4.4 GWh | Jun 2017 | Dec 2024 | Solar |
| Peterson Road Solar | Peterson Road Solar, LLC | Palmer, MA | ISO New England (ISNE) | 4.4 GWh | Mar 2017 | Dec 2024 | Solar |
| Southbridge PV | Terraform Arcadia | Southbridge, MA | ISO New England (ISNE) | 4.4 GWh | Dec 2013 | Dec 2024 | Solar |
| Syncarpha Leicester Hybrid CSG | Syncarpha Leicester, LLC | Leicester, MA | ISO New England (ISNE) | 4.4 GWh | May 2021 | Dec 2023 | Solar : 99.5% Electricity used for energy storage : 0.5% |
| 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 |
| Cabot Holyoke | City of Holyoke Gas and Electric Dept. | Holyoke, MA | ISO New England (ISNE) | 4.4 GWh | Dec 1892 | Dec 2024 | Water |
| Beacon Solar, LLC | Beacon Solar, LLC | Easthampton, MA | ISO New England (ISNE) | 4.4 GWh | Oct 2022 | Dec 2023 | Solar |
| Groveland Solar | Consolidated Edison Development Inc. | Groveland, MA | ISO New England (ISNE) | 4.5 GWh | Nov 2012 | Dec 2024 | Solar |
| Grafton PV | MN8 Energy LLC | Grafton, MA | ISO New England (ISNE) | 4.5 GWh | Sep 2016 | Dec 2024 | Solar |
| Kearsarge Southwick LLC | Kearsarge Solar LLC | Southwick, MA | ISO New England (ISNE) | 4.5 GWh | Feb 2015 | Dec 2024 | Solar |
| Fairhaven MA 2 | Consolidated Edison Development Inc. | Fairhaven, MA | ISO New England (ISNE) | 4.5 GWh | Aug 2021 | Dec 2024 | Solar |
| CoreSite - Somerville | Bloom Energy | Somerville, MA | ISO New England (ISNE) | 4.5 GWh | Aug 2020 | Dec 2024 | Natural Gas |
| Chicopee Solar | Citizens Enterprises Corporation | Chicopee, MA | ISO New England (ISNE) | 4.6 GWh | Nov 2013 | 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% |
| Westford Solar Park | MN8 Energy LLC | Westford, MA | ISO New England (ISNE) | 4.6 GWh | Mar 2012 | Dec 2024 | Solar |
| 580 River Solar | NuGen Capital Management | Winchendon, MA | ISO New England (ISNE) | 4.7 GWh | Aug 2018 | 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 |
| Berkley East Solar LLC | SunEdison LLC | Berkley, MA | ISO New England (ISNE) | 4.7 GWh | Jun 2013 | Dec 2024 | Solar |
| Templeton | Sunny Templeton, LLC | Templeton, MA | ISO New England (ISNE) | 4.7 GWh | Nov 2014 | 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 |
| Montague Road Solar | Montague Road Solar, LLC | Amherst, MA | ISO New England (ISNE) | 4.8 GWh | Nov 2019 | Dec 2024 | Solar |
| Kearsarge Bellingham PV | Kearsarge Bellingham LLC | Bellingham, MA | ISO New England (ISNE) | 4.8 GWh | Nov 2016 | Dec 2024 | Solar |
| CED Chicopee Solar | Consolidated Edison Development Inc. | Chicopee, MA | ISO New England (ISNE) | 4.8 GWh | Jun 2017 | 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 |
| Devens | Altus Power America Management, LLC | Shirley, MA | ISO New England (ISNE) | 4.9 GWh | May 2014 | 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 |
| East Acres Solar NG, LLC | NuGen Capital Management | Pittsfield, MA | ISO New England (ISNE) | 4.9 GWh | Mar 2017 | Dec 2024 | Solar |
| Mt Wachusett Community College | Mt Wachusett Community College | Gardner, MA | ISO New England (ISNE) | 4.9 GWh | Feb 2011 | Mar 2025 | Wind |
| Falmouth Landfill Solar | Citizens Enterprises Corporation | Falmouth, MA | ISO New England (ISNE) | 4.9 GWh | Mar 2017 | Dec 2024 | Solar |
| Morin Solar 2013 LLC | CVI CleanCapital Solar 6 | Warren, MA | ISO New England (ISNE) | 5.0 GWh | Nov 2013 | Dec 2024 | Solar |
| Tolland Solar NG LLC | NuGen Capital Management | Tolland, MA | ISO New England (ISNE) | 5.0 GWh | Sep 2014 | Dec 2024 | Solar |
| BWC Wading River One, Two, Three CSG | Ameresco BWC Wading River LLC | Mendon, MA | ISO New England (ISNE) | 5.0 GWh | Oct 2017 | Dec 2024 | Solar |
| Syncarpha Northampton Hybrid CSG | Syncarpha Northampton, LLC | Northampton, MA | ISO New England (ISNE) | 5.0 GWh | Nov 2020 | Dec 2023 | Solar |
| 3Colton | Madison Energy Holdings LLC | Millbury, MA | ISO New England (ISNE) | 5.1 GWh | Jun 2023 | Dec 2024 | Solar |
| TES Rowtier | SkyHigh 2 Solar | Westminster, MA | ISO New England (ISNE) | 5.1 GWh | Mar 2021 | Dec 2024 | Solar |
| Green Meadows | Altus Power America Management, LLC | Sandwich, MA | ISO New England (ISNE) | 5.1 GWh | Apr 2014 | Dec 2024 | Solar |
| Quittacas Pond Solar | Consolidated Edison Solutions Inc. | Rochester, MA | ISO New England (ISNE) | 5.1 GWh | Nov 2013 | 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 | 73.1 GWh |
| Hampshire County, MA | # 11 | 37 | 142.3 GWh |
| Franklin County, MA | # 10 | 33 | 294.6 GWh |
| Barnstable County, MA | # 9 | 22 | 378.3 GWh |
| Suffolk County, MA | # 8 | 13 | 456.2 GWh |
| Bristol County, MA | # 7 | 70 | 765.7 GWh |
| County | State Rank | Active Plants | Dec 2024 Generation |
|---|---|---|---|
| Plymouth County, MA | # 6 | 82 | 868.7 GWh |
| Hampden County, MA | # 5 | 86 | 1.8 TWh |
| Essex County, MA | # 4 | 39 | 2.1 TWh |
| Middlesex County, MA | # 3 | 68 | 3.8 TWh |
| Worcester County, MA | # 2 | 190 | 4.0 TWh |
| Norfolk County, MA | # 1 | 38 | 7.1 TWh |