Directory of Power Plants in Massachusetts
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Sampson Road Community Solar | Sampson Road Solar, LLC | Charlton, MA | ISO New England (ISNE) | 3.2 GWh | Nov 2017 | Dec 2023 | Solar |
| Ashby Duffy CSG Solar Farm | LSE Cassiopeia LLC | Ashby, MA | ISO New England (ISNE) | 4.3 GWh | Nov 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 |
| Onyx - Pembroke Landfill Solar | Onyx Asset Services Group | Pembroke, MA | ISO New England (ISNE) | 3.8 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) | 4.8 GWh | Nov 2017 | 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 |
| Blair Wire Village Solar, LLC CSG | 38 Degrees North, LLC | Spencer, MA | ISO New England (ISNE) | 1.8 GWh | Nov 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 |
| Woodchuck Solar, LLC CSG | 38 Degrees North, LLC | Spencer, MA | ISO New England (ISNE) | 1.7 GWh | Nov 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 |
| Mendon | BWC Box Pond LLC | Mendon, MA | ISO New England (ISNE) | 4.1 GWh | Nov 2017 | Dec 2023 | Solar |
| Webster Solar | Webster Solar, LLC | Webster, MA | ISO New England (ISNE) | 1.3 GWh | Nov 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) | 3.8 GWh | Oct 2017 | Dec 2023 | 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 2023 | Solar |
| Onyx - Brockton Thatcher Landfill Solar CSG | Onyx Asset Services Group | Brockton, MA | ISO New England (ISNE) | 4.5 GWh | Oct 2017 | Dec 2023 | Solar |
| Randolph | Altus Power America Management, LLC | Randolph, MA | ISO New England (ISNE) | 6.2 GWh | Oct 2017 | Dec 2023 | Solar |
| Syncarpha Hancock I CSG | Syncarpha Hancock I, LLC | Hancock, MA | ISO New England (ISNE) | 3.0 GWh | Oct 2017 | Dec 2023 | Solar |
| Syncarpha Hancock II CSG | Syncarpha Hancock II, LLC | Hancock, MA | ISO New England (ISNE) | 3.2 GWh | Oct 2017 | Dec 2023 | Solar |
| Syncarpha Hancock III CSG | Syncarpha Hancock III, LLC | Pittsfield, MA | ISO New England (ISNE) | 1.6 GWh | Oct 2017 | Dec 2023 | Solar |
| East Bridgewater Solar | Altus Power America Management, LLC | East Bridgewater, MA | ISO New England (ISNE) | 3.5 GWh | Oct 2017 | Dec 2023 | Solar |
| Cherry Valley Solar, LLC CSG | 38 Degrees North, LLC | Leicester, MA | ISO New England (ISNE) | 1.7 GWh | Oct 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 |
| 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 |
| 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 |
| Nolan | Strata Manager, LLC | Great Barrington, MA | ISO New England (ISNE) | 1.0 MWh | Oct 2017 | Dec 2022 | Solar |
| Truck Stop | Strata Manager, LLC | West Stockridge, MA | ISO New England (ISNE) | 3.3 GWh | Oct 2017 | Dec 2023 | Solar |
| Dartmouth Farms Solar | Dartmouth Farms Solar, LLC | Dartmouth, MA | ISO New England (ISNE) | 3.7 GWh | Oct 2017 | Dec 2023 | Solar |
| Redbrook Community Solar 1 | Redbrook Solar 1, LLC | Plympton, MA | ISO New England (ISNE) | 10.3 GWh | Sep 2017 | Dec 2023 | Solar |
| Barton Acres Solar, LLC CSG | 38 Degrees North, LLC | Phillipston, MA | ISO New England (ISNE) | 1.8 GWh | Sep 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 |
| Upton Community Solar | Upton Solar, LLC | Upton, MA | ISO New England (ISNE) | 3.3 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) | 3.0 GWh | Aug 2017 | Dec 2023 | Solar |
| Golden Hills Solar | Golden Hills Solar, LLC | Rutland, MA | ISO New England (ISNE) | 7.8 GWh | Aug 2017 | Dec 2023 | Solar |
| DG Haverhill CSG | DG Haverhill | Haverhill, MA | ISO New England (ISNE) | 1.8 GWh | Aug 2017 | 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 |
| Brook Street Solar 1 CSG | Brook Street Solar 1, LLC | Plympton, MA | ISO New England (ISNE) | 5.7 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) | 4.2 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) | 2.1 GWh | Jul 2017 | Dec 2022 | Solar |
| DG Tufts Knoll LLC CSG | DG Tufts Knoll, LLC | North Grafton, MA | ISO New England (ISNE) | 2.9 GWh | Jul 2017 | Dec 2023 | Solar |
| Solten Plainville 6000, LLC | Altus Power America Management, LLC | Plainville, MA | ISO New England (ISNE) | 7.2 GWh | Jul 2017 | Dec 2023 | Solar |
| Dudley Solar CSG | Dudley Solar, LLC | Dudley, MA | ISO New England (ISNE) | 2.9 GWh | Jul 2017 | Dec 2023 | Solar |
| Monson Solar, LLC | Monson Solar, LLC | Monson, MA | ISO New England (ISNE) | 3.3 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 |
| BJ's Wholesale Club, Inc- Uxbridge | Tesla Inc. | Uxbridge, MA | ISO New England (ISNE) | 531.7 MWh | Jun 2017 | Dec 2023 | Solar |
| Cedarville CSG | Altus Power America Management, LLC | Plymouth, MA | ISO New England (ISNE) | 4.1 GWh | Jun 2017 | Dec 2023 | Solar |
| Smith & Wesson at Springfield MA PV | Luminace Solar Massachusetts, LLC | Springfield, MA | ISO New England (ISNE) | 2.4 GWh | Jun 2017 | Dec 2023 | Solar |
| DG Crystal Spring CSG | DG Crystal Spring CSG | Mattapoisett, MA | ISO New England (ISNE) | 7.0 GWh | Jun 2017 | Dec 2023 | Solar |
| CED Chicopee Solar | Consolidated Edison Development Inc. | Chicopee, MA | ISO New England (ISNE) | 5.5 GWh | Jun 2017 | Dec 2022 | Solar |
| DG Dighton LLC CSG | DG Dighton, LLC | Dighton, MA | ISO New England (ISNE) | 6.3 GWh | Jun 2017 | Dec 2023 | Solar |
| Newton Rumford Landfill | Newton Municipal Solar LLC - Rumford | Newton, MA | ISO New England (ISNE) | 2.8 GWh | Jun 2017 | Dec 2023 | Solar |
| Westport Community Solar Garden | BWC Bass River LLC | Westport, MA | ISO New England (ISNE) | 3.1 GWh | Jun 2017 | Dec 2023 | Solar |
| Hewlett-Packard (HP) - Andover, MA | Tesla Inc. | Andover, MA | ISO New England (ISNE) | 1.9 GWh | May 2017 | Dec 2022 | Solar |
| West Bridgewater AB CSG | MN8 Energy LLC | West Bridgewater, MA | ISO New England (ISNE) | 2.8 GWh | May 2017 | Dec 2023 | 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 |
| 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 |
| West Brookfield Solar - Gilbertsville Rd (CSG) | Nautilus Solar Solutions | West Brookfield, MA | ISO New England (ISNE) | 6.2 GWh | May 2017 | Dec 2023 | Solar |
| Dynamic - Walpole | AES Distributed Energy | Walpole, MA | ISO New England (ISNE) | 3.0 GWh | May 2017 | Dec 2023 | Solar |
| Kenmare - Mansfield Branch Street | MN8 Energy LLC | Mansfield, MA | ISO New England (ISNE) | 2.4 GWh | May 2017 | Dec 2023 | Solar |
| Fairhaven C CSG | MN8 Energy LLC | Fairhaven, MA | ISO New England (ISNE) | 3.0 GWh | Apr 2017 | Dec 2023 | Solar |
| Worcester Landfill | City of Worcester DPW | Worcester, MA | ISO New England (ISNE) | 9.1 GWh | Apr 2017 | Dec 2023 | Solar |
| Shirley Landfill | Altus Power America Management, LLC | Shirley, MA | ISO New England (ISNE) | 1.5 GWh | Apr 2017 | Dec 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 |
| Hudson | Captona Hudson LLC | Hudson, MA | ISO New England (ISNE) | 5.8 GWh | Apr 2017 | Dec 2023 | Solar |
| Carver | Captona Carver LLC | North Carver, MA | ISO New England (ISNE) | 2.1 GWh | Apr 2017 | Dec 2023 | Solar |
| Bashaw Solar CSG 1, LLC | Bashaw Solar 1, LLC | Newbury, MA | ISO New England (ISNE) | 7.5 GWh | Mar 2017 | Dec 2023 | 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 |
| Boston Medical Center CHP Plant | Boston Medical Center | Boston, MA | ISO New England (ISNE) | 12.7 GWh | Mar 2017 | Dec 2022 | Natural Gas |
| Peterson Road Solar | Peterson Road Solar, LLC | Palmer, MA | ISO New England (ISNE) | 4.4 GWh | Mar 2017 | Dec 2023 | Solar |
| 301 Chestnut Solar NG | NuGen Capital Management | East Longmeadow, MA | ISO New England (ISNE) | 2.5 GWh | Mar 2017 | Dec 2023 | Solar |
| Falmouth Landfill Solar | Citizens Enterprises Corporation | Falmouth, MA | ISO New England (ISNE) | 4.7 GWh | Mar 2017 | Dec 2023 | Solar |
| Citizens Agawam Landfill Solar | Citizens Enterprises Corporation | Agawam, MA | ISO New England (ISNE) | 2.9 GWh | Mar 2017 | Dec 2023 | Solar |
| East Acres Solar NG, LLC | NuGen Capital Management | Pittsfield, MA | ISO New England (ISNE) | 5.0 GWh | Mar 2017 | Dec 2023 | Solar |
| Berkley | Captona Berkley LLC | Berkley, MA | ISO New England (ISNE) | 4.2 GWh | Mar 2017 | Dec 2023 | Solar |
| Chicopee | Captona Chicopee LLC | Chicopee, MA | ISO New England (ISNE) | 2.6 GWh | Mar 2017 | Dec 2023 | Solar |
| Bradford Solar | Strata Manager, LLC | Haverhill, MA | ISO New England (ISNE) | 7.3 GWh | Mar 2017 | Dec 2022 | Solar |
| Spring Street Solar 1 CSG | Spring Street Solar 1, LLC | Carver, MA | ISO New England (ISNE) | 4.9 GWh | Feb 2017 | Dec 2023 | Solar |
| Kearsarge Granby | Kearsarge Granby LLC | Granby, MA | ISO New England (ISNE) | 3.9 GWh | Feb 2017 | Dec 2023 | 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 |
| Mt. Tom Solar Project Hybrid | Mt. Tom Solar, LLC | Holyoke, MA | ISO New England (ISNE) | 6.7 GWh | Dec 2016 | Dec 2022 | Solar |
| Norton Landfill Solar | Citizens Enterprises Corporation | Norton, MA | ISO New England (ISNE) | 2.5 GWh | Dec 2016 | Dec 2023 | Solar |
| Tyngsborough Solar | Citizens Enterprises Corporation | Tyngsborough, MA | ISO New England (ISNE) | 4.1 GWh | Dec 2016 | Dec 2023 | Solar |
| Kearsarge Concord II | Kearsarge Concord II LLC | Concord, MA | ISO New England (ISNE) | 7.1 GWh | Dec 2016 | Dec 2023 | Solar |
| Hunt Road Solar | Citizens Enterprises Corporation | Amesbury, MA | ISO New England (ISNE) | 7.2 GWh | Nov 2016 | Dec 2023 | Solar |
| Palmer Landfill | Syncarpha Bondsville, LLC | Palmer, MA | ISO New England (ISNE) | 12.7 GWh | Nov 2016 | Jan 2023 | Solar |
| SJA Solar LLC-Solterra Monastery CSG | SJA Solar, LLC | Spencer, MA | ISO New England (ISNE) | 75.2 GWh | Nov 2016 | Dec 2023 | Solar |
| Meadow Solar | Altus Power America Management, LLC | Boston, MA | ISO New England (ISNE) | 4.5 GWh | Nov 2016 | Dec 2023 | 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 |
| AIS Solar Project | Terraform Arcadia | Leominster, MA | ISO New England (ISNE) | 3.8 GWh | Nov 2016 | Dec 2023 | Solar |
| Kearsarge Bellingham PV | Kearsarge Bellingham LLC | Bellingham, MA | ISO New England (ISNE) | 5.0 GWh | Nov 2016 | Dec 2023 | Solar |
| West Boylston Community Shared Solar | Town of West Boylston - (MA) | West Boylston, MA | ISO New England (ISNE) | 2.3 GWh | Nov 2016 | Dec 2023 | Solar |
| Syncarpha Still River, LLC CSG | Syncarpha Still River, LLC | Bolton, MA | ISO New England (ISNE) | 3.6 GWh | Nov 2016 | Dec 2023 | Solar |
Browse Power Plants By Massachusetts Counties
Figures are based on December 2023 generation numbers.| County | State Rank | Active Plants | Dec 2023 Generation |
|---|---|---|---|
| Dukes County, MA | # 13 | 7 | 8.5 GWh |
| Berkshire County, MA | # 12 | 35 | 58.2 GWh |
| Hampshire County, MA | # 11 | 35 | 144.9 GWh |
| Barnstable County, MA | # 10 | 21 | 157.3 GWh |
| Franklin County, MA | # 9 | 31 | 437.0 GWh |
| Suffolk County, MA | # 8 | 13 | 494.5 GWh |
| Bristol County, MA | # 7 | 68 | 593.5 GWh |
| County | State Rank | Active Plants | Dec 2023 Generation |
|---|---|---|---|
| Plymouth County, MA | # 6 | 73 | 871.2 GWh |
| Hampden County, MA | # 5 | 83 | 1.4 TWh |
| Essex County, MA | # 4 | 37 | 2.0 TWh |
| Middlesex County, MA | # 3 | 65 | 4.1 TWh |
| Worcester County, MA | # 2 | 188 | 4.8 TWh |
| Norfolk County, MA | # 1 | 36 | 6.4 TWh |