Directory of Power Plants in Massachusetts
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Curtis Hill Solar CSG | CCC Solar Holdings LLC | Charlton, MA | ISO New England (ISNE) | 3.4 GWh | Sep 2016 | Dec 2023 | Solar |
| Shirley Landfill | Altus Power America Management, LLC | Shirley, MA | ISO New England (ISNE) | 1.5 GWh | Apr 2017 | Dec 2023 | Solar |
| DDR Shoppers World | Altus Power America Management, LLC | Framingham, MA | ISO New England (ISNE) | 1.3 GWh | Oct 2017 | Dec 2023 | Solar |
| Meadow Solar | Altus Power America Management, LLC | Boston, MA | ISO New England (ISNE) | 4.5 GWh | Nov 2016 | Dec 2023 | Solar |
| Cedarville CSG | Altus Power America Management, LLC | Plymouth, MA | ISO New England (ISNE) | 4.1 GWh | Jun 2017 | Dec 2023 | Solar |
| Deerfield CSG Solar | MN8 Energy LLC | Deerfield, MA | ISO New England (ISNE) | 5.8 GWh | Nov 2017 | Dec 2023 | Solar |
| Iron Horse Solar 4, LLC | Iron Horse Solar 4, LLC | North Billerica, MA | ISO New England (ISNE) | 15.3 GWh | May 2017 | Jan 2023 | Solar |
| Hampshire College Hybrid | Tesla Inc. | Amherst, MA | ISO New England (ISNE) | 5.9 GWh | Apr 2017 | Dec 2022 | Solar |
| Town of Lexington Solar | Syncarpha Lexington, LLC | Lexington, MA | ISO New England (ISNE) | 5.2 GWh | Apr 2017 | Jan 2023 | 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 |
| Depot Hill Solar CSG | CCC Solar Holdings LLC | Charlton, MA | ISO New England (ISNE) | 3.4 GWh | Sep 2016 | Dec 2023 | Solar |
| Bird Machine Solar Farm | Bird Machine Solar Farm, LLC | South Walpole, MA | ISO New England (ISNE) | 6.4 GWh | Jul 2017 | Dec 2022 | Solar |
| Iron Horse Solar I CSG | Iron Horse Solar 1, LLC | North Billerica, MA | ISO New England (ISNE) | 4.3 GWh | Nov 2016 | Dec 2023 | Solar |
| 126 Grove Solar LLC | Altus Power America Management, LLC | Franklin, MA | ISO New England (ISNE) | 2.2 GWh | May 2012 | Dec 2023 | Solar |
| Equity Industrial Turbines | Equity Industrial Turbines | Gloucester, MA | ISO New England (ISNE) | 7.2 GWh | Nov 2012 | Dec 2022 | Wind |
| Bashaw Solar CSG 1, LLC | Bashaw Solar 1, LLC | Newbury, MA | ISO New England (ISNE) | 7.5 GWh | Mar 2017 | Dec 2023 | Solar |
| Kearsarge Southwick LLC | Kearsarge Solar LLC | Southwick, MA | ISO New England (ISNE) | 5.7 GWh | Feb 2015 | Dec 2023 | Solar |
| Sutton Solar CSG | Sutton Solar, LLC | Sutton, MA | ISO New England (ISNE) | 3.3 GWh | Oct 2016 | Dec 2023 | Solar |
| Westborough Solar LLC | SunRay Power LLC | Westborough, MA | ISO New England (ISNE) | 2.7 GWh | Mar 2014 | Dec 2022 | Solar |
| EDF Lancaster | CleanCapital Holdings | Lancaster, MA | ISO New England (ISNE) | 6.2 GWh | Jun 2014 | Dec 2023 | Solar |
| Franklin 1 | CD US Solar MT 2 LLC | Wrentham, MA | ISO New England (ISNE) | 4.3 GWh | Oct 2013 | Dec 2023 | Solar |
| Franklin 2 | CD US Solar MT 2 LLC | Franklin, MA | ISO New England (ISNE) | 5.5 GWh | Nov 2013 | Dec 2023 | Solar |
| Brockelman | Integrys MA Solar, LLC | Lancaster, MA | ISO New England (ISNE) | 5.1 GWh | Oct 2013 | Dec 2023 | Solar |
| Beverly | Integrys MA Solar, LLC | Beverly, MA | ISO New England (ISNE) | 3.0 GWh | Apr 2014 | Dec 2023 | Solar |
| Devens | Altus Power America Management, LLC | Shirley, MA | ISO New England (ISNE) | 4.6 GWh | May 2014 | Dec 2023 | Solar |
| Browne Solar LLC | CVI CleanCapital Solar 1 LLC | Palmer, MA | ISO New England (ISNE) | 1.3 GWh | Mar 2014 | Dec 2023 | Solar |
| Indian Hill Solar LLC | CVI CleanCapital Solar 1 LLC | Palmer, MA | ISO New England (ISNE) | 1.4 GWh | Mar 2014 | Dec 2023 | Solar |
| State Street Solar LLC | CVI CleanCapital Solar 1 LLC | Palmer, MA | ISO New England (ISNE) | 1.2 GWh | Mar 2014 | Dec 2023 | Solar |
| Plymouth Site 1 | CleanCapital Holdings | Plympton, MA | ISO New England (ISNE) | 6.9 GWh | Sep 2013 | Dec 2022 | Solar |
| True North | CD US Solar MT1 LLC | Salisbury, MA | ISO New England (ISNE) | 7.1 GWh | Jul 2012 | Dec 2023 | Solar |
| Grafton Solar | CD US Solar MT 2 LLC | Grafton, MA | ISO New England (ISNE) | 2.2 GWh | Sep 2013 | Dec 2023 | Solar |
| Shaffer | CD US Solar MT3, LLC | Billerica, MA | ISO New England (ISNE) | 5.8 GWh | Aug 2014 | Dec 2023 | Solar |
| Ayers Village Solar | Altus Power America Management, LLC | Methuen, MA | ISO New England (ISNE) | 2.9 GWh | May 2014 | Dec 2023 | Solar |
| Monson Solar | Altus Power America Management, LLC | Monson, MA | ISO New England (ISNE) | 4.2 GWh | Jun 2014 | Dec 2023 | Solar |
| Sullivan Solar | Altus Power America Management, LLC | New Bedford, MA | ISO New England (ISNE) | 2.1 GWh | Jul 2014 | Dec 2023 | Solar |
| Winchendon Solar | Altus Power America Management, LLC | Winchendon, MA | ISO New England (ISNE) | 2.4 GWh | Mar 2014 | Dec 2023 | Solar |
| KS Solar Six LLC | Kearsarge Solar LLC | Hubbardston, MA | ISO New England (ISNE) | 3.0 GWh | Nov 2013 | Dec 2023 | Solar |
| Dennis Landfill | Clean Focus Yield, LLC | Dennis, MA | ISO New England (ISNE) | 7.3 GWh | Aug 2014 | Dec 2022 | Solar |
| 651 Chase Solar NG | NuGen Capital Management | Lunenburg, MA | ISO New England (ISNE) | 4.1 GWh | May 2014 | Dec 2023 | Solar |
| Waste Water Treatment Plant | City of Pittsfield | Pittsfield, MA | ISO New England (ISNE) | 817.3 MWh | Dec 2011 | Dec 2022 | Solar |
| Brewster Landfill | Clean Focus Yield, LLC | Brewster, MA | ISO New England (ISNE) | 1.7 GWh | Aug 2014 | Dec 2022 | Solar |
| Chatham Landfill | Clean Focus Yield, LLC | Chatham, MA | ISO New England (ISNE) | 2.4 GWh | Aug 2014 | Dec 2022 | Solar |
| Harwich Landfill | Clean Focus Yield, LLC | Harwich, MA | ISO New England (ISNE) | 6.1 GWh | Jul 2014 | Dec 2022 | Solar |
| Katama Farm | Clean Focus Yield, LLC | Edgartown, MA | ISO New England (ISNE) | 1.5 GWh | May 2014 | Dec 2022 | Solar |
| Nunnepog | Clean Focus Yield, LLC | Edgartown, MA | ISO New England (ISNE) | 1.6 GWh | May 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 |
| Hadley Solar NG, LLC | NuGen Capital Management | Hadley, MA | ISO New England (ISNE) | 3.5 GWh | Jun 2014 | Dec 2023 | Solar |
| Lepomis PV Energy LLC | CleanCapital Holdings | Plymouth, MA | ISO New England (ISNE) | 7.8 GWh | May 2014 | Dec 2023 | Solar |
| Rockland Solar CSG | MN8 Energy LLC | Rockland, MA | ISO New England (ISNE) | 3.0 GWh | Nov 2013 | Dec 2023 | Solar |
| Acushnet-Braley Road 1 | CleanCapital Holdings | Freetown, MA | ISO New England (ISNE) | 2.7 GWh | Dec 2012 | Dec 2022 | Solar |
| Acushnet- High Hill | CleanCapital Holdings | Dartmouth, MA | ISO New England (ISNE) | 4.2 GWh | Feb 2013 | Dec 2022 | Solar |
| Dartmouth Landfill | CleanCapital Holdings | Dartmouth, MA | ISO New England (ISNE) | 1.6 GWh | Jan 2013 | Dec 2022 | Solar |
| Easton Landfill | CleanCapital Holdings | Easton, MA | ISO New England (ISNE) | 2.6 GWh | Sep 2013 | Dec 2022 | Solar |
| Ludlow Landfill | CleanCapital Holdings | Ludlow, MA | ISO New England (ISNE) | 3.4 GWh | Jul 2013 | Dec 2022 | Solar |
| Methuen Landfill | CleanCapital Holdings | Methuen, MA | ISO New England (ISNE) | 1.8 GWh | Jun 2013 | Dec 2022 | Solar |
| 201 Sturbridge B | Altus Power America Management, LLC | Brimfield, MA | ISO New England (ISNE) | 3.1 GWh | May 2014 | Dec 2023 | Solar |
| Concord Solar Farm | Kearsarge Solar LLC | Concord, MA | ISO New England (ISNE) | 2.1 GWh | Mar 2014 | Dec 2023 | Solar |
| Adams Farm Solar | Altus Power America Management, LLC | Athol, MA | ISO New England (ISNE) | 3.7 GWh | Sep 2013 | Dec 2023 | 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 |
| New Bedford (MA) Plymouth | BWC Origination 4, LLC | Plymouth, MA | ISO New England (ISNE) | 7.0 GWh | Jun 2014 | Dec 2023 | Solar |
| Upper Blackstone (MA) Treasure Valley | Nexamp Treasure Valley Solar, LLC | Rutland, MA | ISO New England (ISNE) | 7.1 GWh | Jun 2014 | Dec 2023 | Solar |
| Granby LFG | Industrial Power Services Corp. | Granby, MA | ISO New England (ISNE) | 3.2 GWh | Aug 2001 | Dec 2023 | Landfill Gas |
| Hunt Farm Solar | Altus Power America Management, LLC | Orange, MA | ISO New England (ISNE) | 3.8 GWh | Aug 2013 | Dec 2023 | Solar |
| 205 Sturbridge A | Altus Power America Management, LLC | Brimfield, MA | ISO New England (ISNE) | 5.1 GWh | May 2014 | Dec 2023 | Solar |
| Chester Solar Farm | Kearsarge Solar LLC | Chester, MA | ISO New England (ISNE) | 5.2 GWh | May 2014 | Dec 2023 | Solar |
| Spring Hill Road | AES Distributed Energy | Barre, MA | ISO New England (ISNE) | 2.7 GWh | Nov 2015 | Mar 2024 | Solar |
| Palmer Solar LLC | Palmer Solar LLC | Palmer, MA | ISO New England (ISNE) | 3.2 GWh | Nov 2013 | Dec 2022 | Solar |
| Lowell Solar Landfill | Heliovaas LLC | Lowell, MA | ISO New England (ISNE) | 1.2 GWh | Nov 2013 | Dec 2023 | Solar |
| Exelon West Medway II LLC | Constellation Power, Inc | Medway, MA | ISO New England (ISNE) | 199.0 GWh | Feb 2019 | Jun 2024 | Natural Gas : 99.6% |
| Hunt Road Solar | Citizens Enterprises Corporation | Amesbury, MA | ISO New England (ISNE) | 7.2 GWh | Nov 2016 | Dec 2023 | Solar |
| Mashpee Landfill Solar | Nautilus Solar Solutions | Mashpee, MA | ISO New England (ISNE) | 2.4 GWh | Aug 2014 | Dec 2023 | Solar |
| Oxford | CVI CleanCapital Solar 6 | Oxford, MA | ISO New England (ISNE) | 4.1 GWh | Jun 2014 | Dec 2023 | Solar |
| Syncarpha Palmer, LLC | Syncarpha Palmer, LLC | Palmer, MA | ISO New England (ISNE) | 8.0 GWh | Nov 2015 | Dec 2023 | Solar |
| Framingham State University Plant | Framingham State University | Framingham, MA | ISO New England (ISNE) | 95.0 MWh | May 1974 | Jun 2024 | Solar : 85.3% Distillate Fuel Oil : 14.7% |
| 265 Pleasant Solar NG, LLC | NuGen Capital Management | Lunenburg, MA | ISO New England (ISNE) | 1.4 GWh | Jun 2014 | Dec 2023 | Solar |
| Acton Solar Landfill | Heliovaas LLC | Acton, MA | ISO New England (ISNE) | 1.5 GWh | Nov 2013 | Dec 2023 | Solar |
| Tisbury Landfill Solar | Clean Focus Yield, LLC | Tisbury, MA | ISO New England (ISNE) | 1.6 GWh | Jun 2014 | Dec 2022 | Solar |
| Future Generation Wind | Consolidated Edison Solutions Inc. | Plymouth, MA | ISO New England (ISNE) | 15.5 GWh | Jul 2016 | Dec 2022 | Wind |
| Twiss Street Solar | Citizens Enterprises Corporation | Westfield, MA | ISO New England (ISNE) | 2.3 GWh | Dec 2014 | Dec 2023 | Solar |
| Chicopee River Solar | Citizens Enterprises Corporation | Springfield, MA | ISO New England (ISNE) | 3.1 GWh | Dec 2014 | Dec 2023 | Solar |
| Chicopee Granby Road Solar | Citizens Enterprises Corporation | Chicopee, MA | ISO New England (ISNE) | 2.5 GWh | Dec 2014 | Dec 2023 | Solar |
| Charlton Solar I CSG | Charlton Solar I, LLC | Charlton, MA | ISO New England (ISNE) | 5.7 GWh | Nov 2014 | Dec 2023 | Solar |
| Exelon Framingham LLC | Constellation Power, Inc | Framingham, MA | ISO New England (ISNE) | 981.4 MWh | Aug 1969 | Dec 2023 | Distillate Fuel Oil |
| Scituate Wind | Scituate Wind LLC | Scituate, MA | ISO New England (ISNE) | 2.1 GWh | Feb 2012 | Dec 2023 | Wind |
| Fairhaven Wind | Fairhaven Wind LLC | Fairhaven, MA | ISO New England (ISNE) | 3.3 GWh | Mar 2012 | Dec 2023 | Wind |
| Templeton | Sunny Templeton, LLC | Templeton, MA | ISO New England (ISNE) | 4.8 GWh | Nov 2014 | Dec 2023 | Solar |
| Leominster (MA)-South Street-R&D | South Street Solar, LLC | Tewksbury, MA | ISO New England (ISNE) | 2.8 GWh | Nov 2013 | Dec 2023 | Solar |
| Bourne (MA) - Holliston I | NVT LICENSES, LLC | Holliston, MA | ISO New England (ISNE) | 3.3 GWh | Nov 2014 | Dec 2023 | Solar |
| BlueWave Capital - Grafton (SREC II) | TerraForm Solar XVII, LLC | Grafton, MA | ISO New England (ISNE) | 1.9 GWh | Feb 2015 | Dec 2023 | Solar |
| Stetson Road Solar - Barre I | Kearsarge Solar LLC | Barre, MA | ISO New England (ISNE) | 2.9 GWh | Apr 2014 | Dec 2023 | Solar |
| Barre II Solar Project | Kearsarge Solar LLC | Barre, MA | ISO New England (ISNE) | 2.2 GWh | Mar 2014 | Dec 2023 | Solar |
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 |