Directory of Power Plants in Massachusetts
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Citizens Agawam Landfill Solar | Citizens Enterprises Corporation | Agawam, MA | ISO New England (ISNE) | 2.8 GWh | Mar 2017 | Dec 2023 | Solar |
| East Acres Solar NG, LLC | NuGen Capital Management | Pittsfield, MA | ISO New England (ISNE) | 4.8 GWh | Mar 2017 | Dec 2023 | Solar |
| Berkley | Captona Berkley LLC | Berkley, MA | ISO New England (ISNE) | 4.1 GWh | Mar 2017 | Dec 2023 | Solar |
| Chicopee | Captona Chicopee LLC | Chicopee, MA | ISO New England (ISNE) | 2.5 GWh | Mar 2017 | Dec 2023 | Solar |
| Bradford Solar | Strata Manager, LLC | Haverhill, MA | ISO New England (ISNE) | 6.9 GWh | Mar 2017 | Dec 2023 | Solar |
| Fairhaven C CSG | MN8 Energy LLC | Fairhaven, MA | ISO New England (ISNE) | 2.9 GWh | Apr 2017 | Dec 2023 | Solar |
| Worcester Landfill | City of Worcester DPW | Worcester, MA | ISO New England (ISNE) | 8.8 GWh | Apr 2017 | Dec 2023 | Solar |
| Shirley Landfill | Altus Power America Management, LLC | Shirley, MA | ISO New England (ISNE) | 1.4 GWh | Apr 2017 | Dec 2023 | Solar |
| Hampshire College Hybrid | Tesla Inc. | Amherst, MA | ISO New England (ISNE) | 4.9 GWh | Apr 2017 | Dec 2023 | Solar |
| Town of Lexington Solar | Syncarpha Lexington, LLC | Lexington, MA | ISO New England (ISNE) | 2.4 GWh | Apr 2017 | Dec 2023 | Solar |
| Hudson | Captona Hudson LLC | Hudson, MA | ISO New England (ISNE) | 5.6 GWh | Apr 2017 | Dec 2023 | Solar |
| Carver | Captona Carver LLC | North Carver, MA | ISO New England (ISNE) | 2.0 GWh | Apr 2017 | Dec 2023 | Solar |
| Hewlett-Packard (HP) - Andover, MA | Tesla Inc. | Andover, MA | ISO New England (ISNE) | 1.1 GWh | May 2017 | Dec 2023 | Solar |
| West Bridgewater AB CSG | MN8 Energy LLC | West Bridgewater, MA | ISO New England (ISNE) | 2.7 GWh | May 2017 | Dec 2023 | Solar |
| Renew Canal 1 CSG LLC | NRG Renew Canal 1 LLC | Sandwich, MA | ISO New England (ISNE) | 1.6 GWh | May 2017 | Dec 2023 | Solar |
| Iron Horse Solar 4, LLC | Iron Horse Solar 4, LLC | North Billerica, MA | ISO New England (ISNE) | 7.4 GWh | May 2017 | Dec 2023 | Solar |
| West Brookfield Solar - Gilbertsville Rd (CSG) | Nautilus Solar Solutions | West Brookfield, MA | ISO New England (ISNE) | 6.0 GWh | May 2017 | Dec 2023 | Solar |
| Dynamic - Walpole | AES Distributed Energy | Walpole, MA | ISO New England (ISNE) | 2.8 GWh | May 2017 | Dec 2023 | Solar |
| Kenmare - Mansfield Branch Street | MN8 Energy LLC | Mansfield, MA | ISO New England (ISNE) | 2.3 GWh | May 2017 | Dec 2023 | Solar |
| BJ's Wholesale Club, Inc- Uxbridge | Tesla Inc. | Uxbridge, MA | ISO New England (ISNE) | 496.0 MWh | Jun 2017 | Dec 2023 | Solar |
| Cedarville CSG | Altus Power America Management, LLC | Plymouth, MA | ISO New England (ISNE) | 4.0 GWh | Jun 2017 | Dec 2023 | Solar |
| Smith & Wesson at Springfield MA PV | Luminace Solar Massachusetts, LLC | Springfield, MA | ISO New England (ISNE) | 2.3 GWh | Jun 2017 | Dec 2023 | Solar |
| DG Crystal Spring CSG | DG Crystal Spring CSG | Mattapoisett, MA | ISO New England (ISNE) | 6.7 GWh | Jun 2017 | Dec 2023 | Solar |
| CED Chicopee Solar | Consolidated Edison Development Inc. | Chicopee, MA | ISO New England (ISNE) | 4.9 GWh | Jun 2017 | Dec 2023 | Solar |
| DG Dighton LLC CSG | DG Dighton, LLC | Dighton, MA | ISO New England (ISNE) | 6.0 GWh | Jun 2017 | Dec 2023 | Solar |
| Newton Rumford Landfill | Newton Municipal Solar LLC - Rumford | Newton, MA | ISO New England (ISNE) | 2.7 GWh | Jun 2017 | Dec 2023 | Solar |
| Westport Community Solar Garden | BWC Bass River LLC | Westport, MA | ISO New England (ISNE) | 3.0 GWh | Jun 2017 | Dec 2023 | Solar |
| Bird Machine Solar Farm | Bird Machine Solar Farm, LLC | South Walpole, MA | ISO New England (ISNE) | 5.9 GWh | Jul 2017 | Dec 2023 | Solar |
| Brook Street Solar 1 CSG | Brook Street Solar 1, LLC | Plympton, MA | ISO New England (ISNE) | 5.5 GWh | Jul 2017 | Dec 2023 | Solar |
| Farley Road Community Solar | Farley Road Solar, LLC | Dudley, MA | ISO New England (ISNE) | 1.7 GWh | Jul 2017 | Dec 2023 | Solar |
| DG Foxborough Elm CSG | DG Foxborough Elm | Foxborough, MA | ISO New England (ISNE) | 4.1 GWh | Jul 2017 | Dec 2023 | Solar |
| Town of Foxborough - Landfill (SREC II) CSG | Town of Foxborough - Landfill (SREC II) | Foxborough, MA | ISO New England (ISNE) | 2.0 GWh | Jul 2017 | Dec 2023 | Solar |
| DG Tufts Knoll LLC CSG | DG Tufts Knoll, LLC | North Grafton, MA | ISO New England (ISNE) | 2.8 GWh | Jul 2017 | Dec 2023 | Solar |
| Solten Plainville 6000, LLC | Altus Power America Management, LLC | Plainville, MA | ISO New England (ISNE) | 6.9 GWh | Jul 2017 | Dec 2023 | Solar |
| Dudley Solar CSG | Dudley Solar, LLC | Dudley, MA | ISO New England (ISNE) | 2.8 GWh | Jul 2017 | Dec 2023 | Solar |
| Monson Solar, LLC | Monson Solar, LLC | Monson, MA | ISO New England (ISNE) | 3.2 GWh | Jul 2017 | Dec 2023 | Solar |
| Dover | BWC Buckmaster Pond LLC | Dover, MA | ISO New England (ISNE) | 1.7 GWh | Jul 2017 | Dec 2023 | Solar |
| Upton Community Solar | Upton Solar, LLC | Upton, MA | ISO New England (ISNE) | 3.2 GWh | Aug 2017 | Dec 2023 | Solar |
| Pleasantdale Road Community Solar | Pleasantdale Road Solar, LLC | Rutland, MA | ISO New England (ISNE) | 1.4 GWh | Aug 2017 | Dec 2023 | Solar |
| Hatfield Renewables Community Solar | Hatfield Renewables, LLC | Hatfield, MA | ISO New England (ISNE) | 2.9 GWh | Aug 2017 | Dec 2023 | Solar |
| Golden Hills Solar | Golden Hills Solar, LLC | Rutland, MA | ISO New England (ISNE) | 7.5 GWh | Aug 2017 | Dec 2023 | Solar |
| DG Haverhill CSG | DG Haverhill | Haverhill, MA | ISO New England (ISNE) | 1.6 GWh | Aug 2017 | Dec 2023 | Solar |
| Redbrook Community Solar 1 | Redbrook Solar 1, LLC | Plympton, MA | ISO New England (ISNE) | 9.9 GWh | Sep 2017 | Dec 2023 | Solar |
| Barton Acres Solar, LLC CSG | 38 Degrees North, LLC | Phillipston, MA | ISO New England (ISNE) | 1.7 GWh | Sep 2017 | Dec 2023 | Solar |
| Cohasse Solar, LLC CSG | 38 Degrees North, LLC | Southbridge, MA | ISO New England (ISNE) | 1.5 GWh | Sep 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 |
| Northampton Landfill Solar PV | Ameresco Glendale Road Solar PV LLC | Northampton, MA | ISO New England (ISNE) | 3.7 GWh | Oct 2017 | Dec 2023 | Solar |
| BWC Wading River One, Two, Three CSG | Ameresco BWC Wading River LLC | Mendon, MA | ISO New England (ISNE) | 4.8 GWh | Oct 2017 | Dec 2023 | Solar |
| Onyx - Brockton Thatcher Landfill Solar CSG | Onyx Asset Services Group | Brockton, MA | ISO New England (ISNE) | 4.3 GWh | Oct 2017 | Dec 2023 | Solar |
| Randolph | Altus Power America Management, LLC | Randolph, MA | ISO New England (ISNE) | 5.9 GWh | Oct 2017 | Dec 2023 | Solar |
| Syncarpha Hancock I CSG | Syncarpha Hancock I, LLC | Hancock, MA | ISO New England (ISNE) | 2.9 GWh | Oct 2017 | Dec 2023 | Solar |
| Syncarpha Hancock II CSG | Syncarpha Hancock II, LLC | Hancock, MA | ISO New England (ISNE) | 3.1 GWh | Oct 2017 | Dec 2023 | Solar |
| Syncarpha Hancock III CSG | Syncarpha Hancock III, LLC | Pittsfield, MA | ISO New England (ISNE) | 1.5 GWh | Oct 2017 | Dec 2023 | Solar |
| East Bridgewater Solar | Altus Power America Management, LLC | East Bridgewater, MA | ISO New England (ISNE) | 3.4 GWh | Oct 2017 | Dec 2023 | Solar |
| Cherry Valley Solar, LLC CSG | 38 Degrees North, LLC | Leicester, MA | ISO New England (ISNE) | 1.6 GWh | Oct 2017 | Dec 2023 | Solar |
| Incom Solar, LLC CSG | 38 Degrees North, LLC | Charlton, MA | ISO New England (ISNE) | 3.6 GWh | Oct 2017 | Dec 2023 | Solar |
| JH Solar, LLC CSG | 38 Degrees North, LLC | North Brookfield, MA | ISO New England (ISNE) | 1.5 GWh | Oct 2017 | Dec 2023 | Solar |
| Dudley River 3 Solar, LLC CSG | 38 Degrees North, LLC | Southbridge, MA | ISO New England (ISNE) | 1.7 GWh | Oct 2017 | Dec 2023 | Solar |
| Dudley River 2 Solar, LLC CSG | 38 Degrees North, LLC | Southbridge, MA | ISO New England (ISNE) | 1.6 GWh | Oct 2017 | Dec 2023 | Solar |
| Dudley River Solar, LLC CSG | 38 Degrees North, LLC | Southbridge, MA | ISO New England (ISNE) | 1.7 GWh | Oct 2017 | Dec 2023 | Solar |
| Ledeaux Solar, LLC CSG | 38 Degrees North, LLC | North Brookfield, MA | ISO New England (ISNE) | 1.4 GWh | Oct 2017 | Dec 2023 | Solar |
| Nolan | Strata Manager, LLC | Great Barrington, MA | ISO New England (ISNE) | 1.7 GWh | Oct 2017 | Dec 2023 | Solar |
| Truck Stop | Strata Manager, LLC | West Stockridge, MA | ISO New England (ISNE) | 3.2 GWh | Oct 2017 | Dec 2023 | Solar |
| Dartmouth Farms Solar | Dartmouth Farms Solar, LLC | Dartmouth, MA | ISO New England (ISNE) | 3.6 GWh | Oct 2017 | Dec 2023 | Solar |
| Deerfield CSG Solar | MN8 Energy LLC | Deerfield, MA | ISO New England (ISNE) | 5.6 GWh | Nov 2017 | Dec 2023 | Solar |
| Stafford St Solar 1 CSG | Stafford St Solar 1, LLC | Leicester, MA | ISO New England (ISNE) | 11.6 GWh | Nov 2017 | Dec 2023 | Solar |
| Stafford St Solar 3 CSG | Stafford St Solar 3, LLC | Leicester, MA | ISO New England (ISNE) | 1.7 GWh | Nov 2017 | Dec 2023 | Solar |
| Sampson Road Community Solar | Sampson Road Solar, LLC | Charlton, MA | ISO New England (ISNE) | 3.1 GWh | Nov 2017 | Dec 2023 | Solar |
| Ashby Duffy CSG Solar Farm | LSE Cassiopeia LLC | Ashby, MA | ISO New England (ISNE) | 3.1 GWh | Nov 2017 | Dec 2023 | Solar |
| DG Webster LLC CSG | DG Webster, LLC | Webster, MA | ISO New England (ISNE) | 2.0 GWh | Nov 2017 | Dec 2023 | Solar |
| Onyx - Pembroke Landfill Solar | Onyx Asset Services Group | Pembroke, MA | ISO New England (ISNE) | 3.7 GWh | Nov 2017 | Dec 2023 | Solar |
| Kearsarge Wilmington | Kearsarge Wilmington LLC | Wilmington, MA | ISO New England (ISNE) | 2.1 GWh | Nov 2017 | Dec 2023 | Solar |
| Ajax Solar, LLC (MA) | Green Street Power Partners | West Bridgewater, MA | ISO New England (ISNE) | 4.2 GWh | Nov 2017 | Dec 2023 | Solar |
| St. Joseph's Solar, LLC CSG | 38 Degrees North, LLC | Charlton, MA | ISO New England (ISNE) | 1.6 GWh | Nov 2017 | Dec 2023 | Solar |
| Blair Wire Village Solar, LLC CSG | 38 Degrees North, LLC | Spencer, MA | ISO New England (ISNE) | 1.7 GWh | Nov 2017 | Dec 2023 | Solar |
| ISM Solar Dighton 2, LLC CSG | 38 Degrees North, LLC | Dighton, MA | ISO New England (ISNE) | 3.7 GWh | Nov 2017 | Dec 2023 | Solar |
| Woodchuck Solar, LLC CSG | 38 Degrees North, LLC | Spencer, MA | ISO New England (ISNE) | 1.6 GWh | Nov 2017 | Dec 2023 | Solar |
| Palombo Solar, LLC CSG | 38 Degrees North, LLC | Uxbridge, MA | ISO New England (ISNE) | 3.3 GWh | Nov 2017 | Dec 2023 | Solar |
| Palombo B Solar, LLC CSG | 38 Degrees North, LLC | Uxbridge, MA | ISO New England (ISNE) | 1.6 GWh | Nov 2017 | Dec 2023 | Solar |
| Mendon | BWC Box Pond LLC | Mendon, MA | ISO New England (ISNE) | 3.9 GWh | Nov 2017 | Dec 2023 | Solar |
| Webster Solar | Webster Solar, LLC | Webster, MA | ISO New England (ISNE) | 1.2 GWh | Nov 2017 | Dec 2023 | Solar |
| West Water Street | City of Taunton | Taunton, MA | ISO New England (ISNE) | 1.3 GWh | Dec 2017 | Dec 2023 | Distillate Fuel Oil |
| Kearsarge Gill | Kearsarge Gill LLC | Gill, MA | ISO New England (ISNE) | 2.8 GWh | Dec 2017 | Dec 2023 | Solar |
| Belchertown Renewables Community Solar | Belchertown Renewables, LLC | Belchertown, MA | ISO New England (ISNE) | 6.4 GWh | Feb 2018 | Dec 2023 | Solar |
| Theodore Drive Community Solar | Theodore Drive Solar, LLC | Westminster, MA | ISO New England (ISNE) | 2.4 GWh | Feb 2018 | Dec 2023 | Solar |
| MA Solar Storage 1 Hybrid | Origis Energy USA, Inc | Sterling, MA | ISO New England (ISNE) | 1.3 GWh | Feb 2018 | Dec 2023 | Solar |
| Town of Otis Wind Energy Project | Town of Otis | Otis, MA | ISO New England (ISNE) | 2.8 GWh | Feb 2018 | Dec 2023 | Wind |
| Griffin Road Solar, LLC CSG | Griffin Road Solar, LLC | Charlton, MA | ISO New England (ISNE) | 3.1 GWh | Feb 2018 | Dec 2023 | Solar |
| Barre Solar III LLC | AES Distributed Energy | Barre, MA | ISO New England (ISNE) | 1.5 GWh | Feb 2018 | Dec 2023 | Solar |
| Boutillier Solar, LLC CSG | 38 Degrees North, LLC | Leicester, MA | ISO New England (ISNE) | 4.7 GWh | Mar 2018 | Dec 2023 | Solar |
| Salem Harbor Power Development LP | Salem Harbor Power Development LP | Salem, MA | ISO New England (ISNE) | 1.2 TWh | Apr 2018 | Mar 2025 | Natural Gas |
| Stafford St 2 Community Solar | Stafford St Solar 2, LLC | Lecister, MA | ISO New England (ISNE) | 3.1 GWh | Apr 2018 | Dec 2023 | Solar |
| Joe Jenny | AMP MA Joe Jenny | Oxford, MA | ISO New England (ISNE) | 2.4 GWh | Apr 2018 | Dec 2023 | Solar |
| Plymouth Solar | NSTAR Electric Company | Plymouth, MA | ISO New England (ISNE) | 1.5 GWh | May 2018 | Dec 2023 | Solar |
| Kearsarge Montague | Kearsarge Montague LLC | Montague, MA | ISO New England (ISNE) | 6.8 GWh | May 2018 | Dec 2023 | Solar |
| Middleton Solar Park | HG Solar Development, LLC | Middleton, MA | ISO New England (ISNE) | 7.5 GWh | May 2018 | Dec 2023 | Solar |
| SELCO Community Solar | Massachusetts Mun Wholes Electric Co | Shrewsbury, MA | ISO New England (ISNE) | 4.9 GWh | May 2018 | Dec 2023 | Solar |
| Lilly Lane | LSE Chamaeleon LLC | Charlton, MA | ISO New England (ISNE) | 1.7 GWh | May 2018 | Dec 2023 | Solar |
| Bullock Road Solar 1 | Bullock Road Solar 1, LLC | Freetown, MA | ISO New England (ISNE) | 12.1 GWh | Jun 2018 | Dec 2023 | Solar |
| Ashby Solar, LLC CSG | Ashby Solar, LLC | Fitchburg, MA | ISO New England (ISNE) | 2.7 GWh | Jun 2018 | Dec 2023 | Solar |
Browse Power Plants By Massachusetts Counties
Figures are based on March 2025 generation numbers.| County | State Rank | Active Plants | Mar 2025 Generation |
|---|---|---|---|
| Norfolk County, MA | # 1 | 36 | 6.8 TWh |
| Worcester County, MA | # 2 | 188 | 4.0 TWh |
| Middlesex County, MA | # 3 | 65 | 3.7 TWh |
| Essex County, MA | # 4 | 37 | 2.2 TWh |
| Hampden County, MA | # 5 | 84 | 1.4 TWh |
| Plymouth County, MA | # 6 | 73 | 844.3 GWh |
| Bristol County, MA | # 7 | 68 | 670.7 GWh |
| County | State Rank | Active Plants | Mar 2025 Generation |
|---|---|---|---|
| Suffolk County, MA | # 8 | 13 | 452.5 GWh |
| Franklin County, MA | # 9 | 31 | 421.1 GWh |
| Barnstable County, MA | # 10 | 21 | 369.6 GWh |
| Hampshire County, MA | # 11 | 35 | 139.7 GWh |
| Berkshire County, MA | # 12 | 37 | 90.5 GWh |
| Dukes County, MA | # 13 | 7 | 7.9 GWh |