Directory of Power Plants in Massachusetts
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Plymouth Site 1 | CleanCapital Holdings | Plympton, MA | ISO New England (ISNE) | 6.9 GWh | Sep 2013 | Dec 2022 | Solar |
| DG Tufts Science LLC CSG | DG Tufts Science, LLC | North Grafton, MA | ISO New England (ISNE) | 1.6 GWh | Jan 2017 | Dec 2022 | Solar |
| UMASS | Consolidated Edison Development Inc. | Amherst, MA | ISO New England (ISNE) | 7.4 GWh | Sep 2016 | Dec 2022 | Solar |
| CED Chicopee Solar | Consolidated Edison Development Inc. | Chicopee, MA | ISO New England (ISNE) | 5.5 GWh | Jun 2017 | Dec 2022 | Solar |
| DG Webster LLC CSG | DG Webster, LLC | Webster, MA | ISO New England (ISNE) | 2.6 GWh | Nov 2017 | Dec 2022 | Solar |
| Town of Foxborough - Landfill (SREC II) CSG | Town of Foxborough - Landfill (SREC II) | Foxborough, MA | ISO New England (ISNE) | 2.1 GWh | Jul 2017 | Dec 2022 | Solar |
| Ashby Duffy CSG Solar Farm | LSE Cassiopeia LLC | Ashby, MA | ISO New England (ISNE) | 4.3 GWh | Nov 2017 | Dec 2022 | Solar |
| Centaurus Solar - MA | LSE Centaurus LLC | Ashland, MA | ISO New England (ISNE) | 3.7 GWh | Oct 2016 | Dec 2022 | Solar |
| Wareham Solar PV | NSTAR Electric Company | Wareham, MA | ISO New England (ISNE) | 1.4 GWh | Nov 2018 | Dec 2022 | Solar |
| Boston Medical Center CHP Plant | Boston Medical Center | Boston, MA | ISO New England (ISNE) | 12.7 GWh | Mar 2017 | Dec 2022 | Natural Gas |
| Onset West Community Solar Facility | BCC Solar III, LLC | Wareham, MA | ISO New England (ISNE) | 1.9 GWh | Mar 2016 | Dec 2022 | Solar |
| Onset East Community Solar Facility | BCC Solar III, LLC | Wareham, MA | ISO New England (ISNE) | 1.9 GWh | Mar 2016 | Dec 2022 | Solar |
| Stafford St Solar 3 CSG | Stafford St Solar 3, LLC | Leicester, MA | ISO New England (ISNE) | 1.8 GWh | Nov 2017 | Dec 2022 | Solar |
| Stafford St 2 Community Solar | Stafford St Solar 2, LLC | Lecister, MA | ISO New England (ISNE) | 3.8 GWh | Apr 2018 | Dec 2022 | Solar |
| Chocksett Rd Energy Storage Project | Sterling Municipal Light Department | Sterling, MA | ISO New England (ISNE) | 31.4 MWh | Mar 2017 | Dec 2022 | Electricity used for energy storage |
| Mt. Tom Solar Project Hybrid | Mt. Tom Solar, LLC | Holyoke, MA | ISO New England (ISNE) | 6.7 GWh | Dec 2016 | Dec 2022 | Solar |
| Equity Industrial Turbines | Equity Industrial Turbines | Gloucester, MA | ISO New England (ISNE) | 7.2 GWh | Nov 2012 | Dec 2022 | Wind |
| Bird Machine Solar Farm | Bird Machine Solar Farm, LLC | South Walpole, MA | ISO New England (ISNE) | 6.4 GWh | Jul 2017 | Dec 2022 | Solar |
| Hampshire College Hybrid | Tesla Inc. | Amherst, MA | ISO New England (ISNE) | 5.9 GWh | Apr 2017 | Dec 2022 | Solar |
| Jiminy Peak Wind QF | Jiminy Peak Mountain Resort, LLC | Hancock, MA | ISO New England (ISNE) | 1.2 MWh | Jul 2007 | Dec 2022 | Wind |
| CED Northampton Solar LLC Hybrid | Consolidated Edison Development Inc. | Northampton, MA | ISO New England (ISNE) | 7.4 GWh | Nov 2019 | Dec 2022 | Solar |
| Renew Canal 1 CSG LLC | NRG Renew Canal 1 LLC | Sandwich, MA | ISO New England (ISNE) | 1.9 GWh | May 2017 | Dec 2022 | Solar |
| WYM 1250 Palmer LLC | CVI CleanCapital Solar 6 | Palmer, MA | ISO New England (ISNE) | 1.6 GWh | Aug 2013 | Dec 2022 | Solar |
| Ajax Solar, LLC (MA) | Green Street Power Partners | West Bridgewater, MA | ISO New England (ISNE) | 4.8 GWh | Nov 2017 | Dec 2022 | Solar |
| Syncarpha Tewksbury Hybrid CSG | Syncarpha Tewksbury, LLC | Tewksbury, MA | ISO New England (ISNE) | 3.4 GWh | Jan 2022 | Dec 2022 | Solar |
| Syncarpha Puddon I Hybrid CSG | Syncarpha Puddon I, LLC | Northbridge, MA | ISO New England (ISNE) | 9.2 GWh | Feb 2021 | Dec 2022 | Solar |
| Syncarpha Puddon II Hybrid CSG | Syncarpha Puddon II, LLC | Northbridge, MA | ISO New England (ISNE) | 9.5 GWh | Feb 2021 | Dec 2022 | Solar |
| Syncarpha Westminster Hybrid CSG | Syncarpha Westminster, LLC | Westminster, MA | ISO New England (ISNE) | 337.0 MWh | Oct 2022 | Dec 2022 | Solar |
| Syncarpha Leicester Hybrid CSG | Syncarpha Leicester, LLC | Leicester, MA | ISO New England (ISNE) | 4.5 GWh | May 2021 | Dec 2022 | Solar |
| Syncarpha Halifax Hybrid CSG | Syncarpha Halifax, LLC | Halifax, MA | ISO New England (ISNE) | 2.9 GWh | Nov 2020 | Dec 2022 | Solar |
| Syncarpha Millbury Hybrid (CSG) | Syncarpha Millbury, LLC | Millbury, MA | ISO New England (ISNE) | 1.1 GWh | Sep 2022 | Dec 2022 | Solar |
| West Groton CHP | Hollingsworth & Vose Co West Groton | Groton, MA | ISO New England (ISNE) | 24.0 GWh | Nov 2015 | Dec 2022 | Natural Gas |
| Syncarpha Blandford Hybrid CSG | Syncarpha Blandford, LLC | Blandford, MA | ISO New England (ISNE) | 8.8 GWh | Nov 2019 | Dec 2022 | Solar |
| Syncarpha Northampton Hybrid CSG | Syncarpha Northampton, LLC | Northampton, MA | ISO New England (ISNE) | 5.0 GWh | Nov 2020 | Dec 2022 | Solar |
| Syncarpha Northbridge I Hybrid(CSG) | Syncarpha Northbridge I, LLC | Whitinsville, MA | ISO New England (ISNE) | 7.8 GWh | Nov 2021 | Dec 2022 | Solar |
| Syncarpha Northbridge II Hybrid CSG | Syncarpha Northbridge II, LLC | Whitinsville, MA | ISO New England (ISNE) | 8.7 GWh | Mar 2021 | Dec 2022 | Solar |
| Hewlett-Packard (HP) - Andover, MA | Tesla Inc. | Andover, MA | ISO New England (ISNE) | 1.9 GWh | May 2017 | Dec 2022 | Solar |
| North Adams Landfill | Syncarpha North Adams, LLC | North Adams, MA | ISO New England (ISNE) | 3.8 GWh | Sep 2015 | Dec 2022 | Solar |
| Federal Road Solar 1, LLC CSG | Federal Road Solar 1, LLC | South Carver, MA | ISO New England (ISNE) | 7.9 GWh | Nov 2015 | Dec 2022 | Solar |
| Palmer Solar LLC | Palmer Solar LLC | Palmer, MA | ISO New England (ISNE) | 3.2 GWh | Nov 2013 | Dec 2022 | Solar |
| Natick Mall | Natick Mall | Natick, MA | ISO New England (ISNE) | 2.4 GWh | Sep 2018 | Dec 2022 | Solar |
| Granby Solar, LLC CSG | Granby Solar, LLC | Granby, MA | ISO New England (ISNE) | 5.6 GWh | Jun 2021 | Dec 2022 | Solar |
| Kearsarge Amesbury Hybrid | Kearsarge Amesbury LLC | Amesbury, MA | ISO New England (ISNE) | 5.9 GWh | Nov 2019 | Dec 2022 | Solar |
| RGS-Rutland VNM SREC II Project (MA) | TerraForm Solar XVII, LLC | Rutland, MA | ISO New England (ISNE) | 1.2 GWh | Oct 2015 | Dec 2022 | Solar |
| St. Joseph's Solar, LLC CSG | 38 Degrees North, LLC | Charlton, MA | ISO New England (ISNE) | 1.8 GWh | Nov 2017 | Dec 2022 | Solar |
| Boutillier Solar, LLC CSG | 38 Degrees North, LLC | Leicester, MA | ISO New England (ISNE) | 5.0 GWh | Mar 2018 | Dec 2022 | Solar |
| Blair Wire Village Solar, LLC CSG | 38 Degrees North, LLC | Spencer, MA | ISO New England (ISNE) | 1.8 GWh | Nov 2017 | Dec 2022 | Solar |
| Barton Acres Solar, LLC CSG | 38 Degrees North, LLC | Phillipston, MA | ISO New England (ISNE) | 1.8 GWh | Sep 2017 | Dec 2022 | Solar |
| Cherry Valley Solar, LLC CSG | 38 Degrees North, LLC | Leicester, MA | ISO New England (ISNE) | 1.7 GWh | Oct 2017 | Dec 2022 | Solar |
| ISM Solar Dighton 2, LLC CSG | 38 Degrees North, LLC | Dighton, MA | ISO New England (ISNE) | 4.1 GWh | Nov 2017 | Dec 2022 | Solar |
| Incom Solar, LLC CSG | 38 Degrees North, LLC | Charlton, MA | ISO New England (ISNE) | 3.9 GWh | Oct 2017 | Dec 2022 | Solar |
| JH Solar, LLC CSG | 38 Degrees North, LLC | North Brookfield, MA | ISO New England (ISNE) | 1.7 GWh | Oct 2017 | Dec 2022 | Solar |
| Woodchuck Solar, LLC CSG | 38 Degrees North, LLC | Spencer, MA | ISO New England (ISNE) | 1.7 GWh | Nov 2017 | Dec 2022 | Solar |
| Dudley River 3 Solar, LLC CSG | 38 Degrees North, LLC | Southbridge, MA | ISO New England (ISNE) | 1.9 GWh | Oct 2017 | Dec 2022 | Solar |
| Dudley River 2 Solar, LLC CSG | 38 Degrees North, LLC | Southbridge, MA | ISO New England (ISNE) | 1.8 GWh | Oct 2017 | Dec 2022 | Solar |
| Future Generation Wind | Consolidated Edison Solutions Inc. | Plymouth, MA | ISO New England (ISNE) | 15.5 GWh | Jul 2016 | Dec 2022 | Wind |
| Tisbury Landfill Solar | Clean Focus Yield, LLC | Tisbury, MA | ISO New England (ISNE) | 1.6 GWh | Jun 2014 | Dec 2022 | Solar |
| Dudley River Solar, LLC CSG | 38 Degrees North, LLC | Southbridge, MA | ISO New England (ISNE) | 1.3 GWh | Oct 2017 | Dec 2022 | Solar |
| Ledeaux Solar, LLC CSG | 38 Degrees North, LLC | North Brookfield, MA | ISO New England (ISNE) | 1.6 GWh | Oct 2017 | Dec 2022 | Solar |
| Cohasse Solar, LLC CSG | 38 Degrees North, LLC | Southbridge, MA | ISO New England (ISNE) | 1.7 GWh | Sep 2017 | Dec 2022 | Solar |
| Palombo Solar, LLC CSG | 38 Degrees North, LLC | Uxbridge, MA | ISO New England (ISNE) | 3.7 GWh | Nov 2017 | Dec 2022 | Solar |
| Palombo B Solar, LLC CSG | 38 Degrees North, LLC | Uxbridge, MA | ISO New England (ISNE) | 1.8 GWh | Nov 2017 | Dec 2022 | Solar |
| Bowden Solar LLC | 38DN Power Fund 1 LLC | Monson, MA | ISO New England (ISNE) | 3.7 GWh | Feb 2019 | Dec 2022 | Solar |
| CES Agawam Tuckahoe Solar Hybrid | CES Agawam Tuckahoe Solar LLC | Agawam, MA | ISO New England (ISNE) | 6.7 GWh | Nov 2021 | Dec 2022 | Solar |
| Westborough Solar LLC | SunRay Power LLC | Westborough, MA | ISO New England (ISNE) | 2.7 GWh | Mar 2014 | Dec 2022 | Solar |
| Partridgeville Hybrid CSG | Partridgeville Road Solar 1, LLC | Athol, MA | ISO New England (ISNE) | 6.1 GWh | Dec 2019 | Dec 2022 | Solar |
| Williamsville Hybrid CSG | Williamsville Road LLC | Hubbardston, MA | ISO New England (ISNE) | 8.6 GWh | Aug 2021 | Dec 2022 | Solar |
| Methuen Landfill | CleanCapital Holdings | Methuen, MA | ISO New England (ISNE) | 1.8 GWh | Jun 2013 | Dec 2022 | Solar |
| Ludlow Landfill | CleanCapital Holdings | Ludlow, MA | ISO New England (ISNE) | 3.4 GWh | Jul 2013 | Dec 2022 | Solar |
| Easton Landfill | CleanCapital Holdings | Easton, MA | ISO New England (ISNE) | 2.6 GWh | Sep 2013 | Dec 2022 | Solar |
| Dartmouth Landfill | CleanCapital Holdings | Dartmouth, MA | ISO New England (ISNE) | 1.6 GWh | Jan 2013 | Dec 2022 | Solar |
| Acushnet- High Hill | CleanCapital Holdings | Dartmouth, MA | ISO New England (ISNE) | 4.2 GWh | Feb 2013 | Dec 2022 | Solar |
| Acushnet-Braley Road 1 | CleanCapital Holdings | Freetown, MA | ISO New England (ISNE) | 2.7 GWh | Dec 2012 | Dec 2022 | Solar |
| Dennis Landfill | Clean Focus Yield, LLC | Dennis, MA | ISO New England (ISNE) | 7.3 GWh | Aug 2014 | Dec 2022 | Solar |
| Barnstable Landfill | Clean Focus Yield, LLC | Marstons Mills, MA | ISO New England (ISNE) | 5.7 GWh | Aug 2014 | Dec 2022 | Solar |
| Nunnepog | Clean Focus Yield, LLC | Edgartown, MA | ISO New England (ISNE) | 1.6 GWh | May 2014 | Dec 2022 | Solar |
| Katama Farm | Clean Focus Yield, LLC | Edgartown, MA | ISO New England (ISNE) | 1.5 GWh | May 2014 | Dec 2022 | Solar |
| Harwich Landfill | Clean Focus Yield, LLC | Harwich, MA | ISO New England (ISNE) | 6.1 GWh | Jul 2014 | Dec 2022 | Solar |
| Chatham Landfill | Clean Focus Yield, LLC | Chatham, MA | ISO New England (ISNE) | 2.4 GWh | Aug 2014 | Dec 2022 | Solar |
| Brewster Landfill | Clean Focus Yield, LLC | Brewster, MA | ISO New England (ISNE) | 1.7 GWh | Aug 2014 | Dec 2022 | Solar |
| Waste Water Treatment Plant | City of Pittsfield | Pittsfield, MA | ISO New England (ISNE) | 817.3 MWh | Dec 2011 | Dec 2022 | Solar |
| Ware Palmer Road Solar LLC CSG | Ware Palmer Road Solar LLC | Ware, MA | ISO New England (ISNE) | 5.4 GWh | May 2021 | Dec 2022 | Solar |
| East Brookfield Adams Road Solar LLC CSG | East Brookfield Adams Road Solar LLC | East Brookfield, MA | ISO New England (ISNE) | 8.5 GWh | May 2021 | Dec 2022 | Solar |
| Auburn Solar Project | Agilitas Energy, LLC | Auburn, MA | ISO New England (ISNE) | 5.5 GWh | Apr 2022 | Dec 2022 | Solar |
| Tihonet Solar | Consolidated Edison Solutions Inc. | Wareham, MA | ISO New England (ISNE) | 1.9 GWh | Apr 2014 | Dec 2022 | Solar |
| IXYS - Beverly | IXYS Integrated Circuits Division, LLC | Beverly, MA | ISO New England (ISNE) | 22.4 MWh | Dec 1996 | Dec 2022 | Natural Gas : 74.3% Distillate Fuel Oil : 25.7% |
| Breckenridge Solar | Breckenridge Street Solar 1, LLC | Palmer, MA | ISO New England (ISNE) | 7.1 GWh | Oct 2020 | Dec 2022 | Solar |
| Merrimac Solar | Consolidated Edison Development Inc. | Merrimac, MA | ISO New England (ISNE) | 2.5 GWh | Nov 2013 | Dec 2022 | Solar |
| Westford Solar Park | MN8 Energy LLC | Westford, MA | ISO New England (ISNE) | 5.3 GWh | Mar 2012 | Dec 2022 | Solar |
| Town of Ware - Canadian Tree(CSG) | MA CS Ware West, LLC | Ware, MA | ISO New England (ISNE) | 4.9 GWh | Nov 2021 | Dec 2022 | Solar |
| Wilmarth Solar | Wilmarth Lane Solar 1, LLC | Plainville, MA | ISO New England (ISNE) | 8.8 GWh | Jan 2020 | Dec 2022 | Solar |
| Dresser Hill CSG | Dresser Hill Solar, LLC | Southbridge, MA | ISO New England (ISNE) | 6.4 GWh | Dec 2020 | Dec 2022 | Solar |
| Raboth - Marion Drive | Madison Energy Holdings LLC | Kingston, MA | ISO New England (ISNE) | 1.2 GWh | Feb 2021 | Dec 2022 | Solar |
| Northbridge Solar | Consolidated Edison Development Inc. | South Grafton, MA | ISO New England (ISNE) | 3.7 GWh | Jul 2013 | Dec 2022 | Solar |
| Quittacas Pond Solar | Consolidated Edison Solutions Inc. | Rochester, MA | ISO New England (ISNE) | 7.0 GWh | Nov 2013 | Dec 2022 | Solar |
| Kearsarge William Way | Kearsarge William Way LLC | Bellingham, MA | ISO New England (ISNE) | 7.6 GWh | Nov 2021 | Dec 2022 | Solar |
| Kearsarge Montague BD(CSG) | Kearsarge Montague BD LLC | Montague, MA | ISO New England (ISNE) | 3.7 GWh | Oct 2021 | Dec 2022 | Solar |
| Amherst College Co Gen | Amherst College | Amherst, MA | ISO New England (ISNE) | 1.4 GWh | Oct 2006 | Dec 2022 | Natural Gas |
| Wilson Solar | Consolidated Edison Solutions Inc. | Spencer, MA | ISO New England (ISNE) | 3.1 GWh | May 2013 | Dec 2022 | Solar |
| MA Military Reservation Wind Project | Air Force Civil Engineer Center | Otis ANG Base Bourne, MA | ISO New England (ISNE) | 10.2 GWh | Nov 2009 | Dec 2022 | Wind |
Browse Power Plants By Massachusetts Counties
Figures are based on June 2024 generation numbers.| County | State Rank | Active Plants | Jun 2024 Generation |
|---|---|---|---|
| Norfolk County, MA | # 1 | 36 | 6.4 TWh |
| Worcester County, MA | # 2 | 188 | 4.8 TWh |
| Middlesex County, MA | # 3 | 65 | 4.1 TWh |
| Essex County, MA | # 4 | 37 | 2.0 TWh |
| Hampden County, MA | # 5 | 83 | 1.4 TWh |
| Plymouth County, MA | # 6 | 73 | 871.2 GWh |
| Bristol County, MA | # 7 | 68 | 593.5 GWh |
| County | State Rank | Active Plants | Jun 2024 Generation |
|---|---|---|---|
| Suffolk County, MA | # 8 | 13 | 494.5 GWh |
| Franklin County, MA | # 9 | 31 | 437.0 GWh |
| Barnstable County, MA | # 10 | 21 | 157.3 GWh |
| Hampshire County, MA | # 11 | 35 | 144.9 GWh |
| Berkshire County, MA | # 12 | 35 | 58.2 GWh |
| Dukes County, MA | # 13 | 7 | 8.5 GWh |