Directory of Power Plants in Massachusetts
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Syncarpha Blandford Hybrid CSG | Syncarpha Blandford, LLC | Blandford, MA | ISO New England (ISNE) | 8.1 GWh | Nov 2019 | Dec 2023 | Solar |
| Wilbur Woods Solar LLC | AES Distributed Energy | Orange, MA | ISO New England (ISNE) | 8.1 GWh | Aug 2021 | Dec 2023 | Solar |
| Elm Street | ISM Solar Dighton 3, LLC | Dighton, MA | ISO New England (ISNE) | 8.0 GWh | Nov 2020 | Dec 2023 | Solar |
| Happy Hollow CSG Hybrid | REA Investments, LLC | Winchendon, MA | ISO New England (ISNE) | 8.0 GWh | Sep 2019 | Dec 2023 | Solar |
| 299 Farm to Market Rd Hybrid(CSG) | 299F2M WHAM8 Solar, LLC | Wareham, MA | ISO New England (ISNE) | 7.9 GWh | Nov 2021 | Dec 2023 | Solar |
| Syncarpha Millbury Hybrid (CSG) | Syncarpha Millbury, LLC | Millbury, MA | ISO New England (ISNE) | 7.8 GWh | Sep 2022 | Dec 2023 | Solar |
| Fisher Road Solar | Fisher Road Solar I, LLC | Dartmouth, MA | ISO New England (ISNE) | 7.8 GWh | Apr 2015 | Dec 2023 | Solar |
| Pepperell Hydro Power Plant | Eagle Creek Renewable Energy, LLC | Pepperell, MA | ISO New England (ISNE) | 7.7 GWh | Dec 1919 | Sep 2024 | Water |
| Syncarpha Palmer, LLC | Syncarpha Palmer, LLC | Palmer, MA | ISO New England (ISNE) | 7.7 GWh | Nov 2015 | Dec 2023 | Solar |
| Auburn Solar Project | Agilitas Energy, Inc. | Auburn, MA | ISO New England (ISNE) | 7.7 GWh | Apr 2022 | Dec 2023 | Solar |
| Lepomis PV Energy LLC | CleanCapital Holdings | Plymouth, MA | ISO New England (ISNE) | 7.5 GWh | May 2014 | Dec 2023 | Solar |
| Golden Hills Solar | Golden Hills Solar, LLC | Rutland, MA | ISO New England (ISNE) | 7.5 GWh | Aug 2017 | Dec 2023 | Solar |
| 28 Livermore Hill Road Solar | 28 Livermore Hill Road Solar, LLC | Westminster, MA | ISO New England (ISNE) | 7.5 GWh | May 2020 | Dec 2023 | Solar |
| Middleton Solar Park | HG Solar Development, LLC | Middleton, MA | ISO New England (ISNE) | 7.5 GWh | May 2018 | Dec 2023 | Solar |
| ZPD-PT Solar Project 2017-038 Hybrid LLC | AES Distributed Energy | Lancaster, MA | ISO New England (ISNE) | 7.5 GWh | Mar 2021 | Dec 2023 | Solar |
| BWC Origination 18 | BWC Origination 18, LLC | Mattapoisett, MA | ISO New England (ISNE) | 7.4 GWh | Nov 2018 | Dec 2023 | Solar |
| Dennis Landfill | Clean Focus Yield, LLC | Dennis, MA | ISO New England (ISNE) | 7.4 GWh | Aug 2014 | 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 |
| Chemical | City of Holyoke Gas and Electric Dept. | Holyoke, MA | ISO New England (ISNE) | 7.4 GWh | Dec 1934 | Dec 2023 | Water |
| East Brookfield Adams Road Solar LLC CSG | East Brookfield Adams Road Solar LLC | East Brookfield, MA | ISO New England (ISNE) | 7.4 GWh | May 2021 | Dec 2023 | Solar |
| Bashaw Solar CSG 1, LLC | Bashaw Solar 1, LLC | Newbury, MA | ISO New England (ISNE) | 7.3 GWh | Mar 2017 | Dec 2023 | Solar |
| French King Solar LLC | French King Solar LLC | Erving, MA | ISO New England (ISNE) | 7.3 GWh | Oct 2022 | Dec 2023 | Solar |
| Mass Midstate Solar 1 | Evergreen Wind, LLC | Warren, MA | ISO New England (ISNE) | 7.3 GWh | Apr 2014 | Dec 2023 | Solar |
| Settlers Solar | Settlers Solar, LLC | Lunenberg, MA | ISO New England (ISNE) | 7.3 GWh | Nov 2020 | Dec 2023 | Solar |
| McDougle-Mitchell Solar Project Hybrid CSG | AES Distributed Energy | Charlton, MA | ISO New England (ISNE) | 7.3 GWh | Jul 2020 | Dec 2023 | Solar |
| Tanglewood Circle Solar 1 LLC | Tanglewood Circle Solar 1 LLC | Becket, MA | ISO New England (ISNE) | 7.3 GWh | Oct 2018 | Dec 2023 | Solar |
| Kearsarge William Way | Kearsarge William Way LLC | Bellingham, MA | ISO New England (ISNE) | 7.2 GWh | Nov 2021 | Dec 2023 | Solar |
| W. Orange Rd Solar LLC | AES Distributed Energy | Orange, MA | ISO New England (ISNE) | 7.2 GWh | Aug 2021 | Dec 2023 | Solar |
| Westport B Community Solar Garden | BWC Hamilton Brook LLC | Westport, MA | ISO New England (ISNE) | 7.1 GWh | Oct 2018 | Dec 2023 | Solar |
| Amaterasu LLC | AES Distributed Energy | Lancaster, MA | ISO New England (ISNE) | 7.1 GWh | May 2021 | Dec 2023 | Solar |
| Goose Pond Solar | LSE Dorado, LLC | Southwick, MA | ISO New England (ISNE) | 7.0 GWh | Dec 2019 | Dec 2023 | Solar |
| 0 Hammond St CSG | 0HAM WHAM8 Solar, LLC | Carver, MA | ISO New England (ISNE) | 7.0 GWh | Sep 2021 | Dec 2023 | Solar : 99.3% |
| Annese Solar Project Hybrid CSG | AES Distributed Energy | Southbridge, MA | ISO New England (ISNE) | 7.0 GWh | Nov 2020 | Dec 2023 | Solar |
| ASD Wallum MA Solar LLC(CSG) | ASD Wallum MA Solar LLC | Douglas, MA | ISO New England (ISNE) | 7.0 GWh | Dec 2021 | Dec 2023 | Solar |
| CES Agawam Tuckahoe Solar Hybrid | CES Agawam Tuckahoe Solar LLC | Agawam, MA | ISO New England (ISNE) | 7.0 GWh | Nov 2021 | Dec 2023 | Solar |
| Williamsville Hybrid CSG | Williamsville Road LLC | Hubbardston, MA | ISO New England (ISNE) | 7.0 GWh | Aug 2021 | Dec 2023 | Solar |
| Mass Midstate Solar 2 | Evergreen Wind, LLC | Warren, MA | ISO New England (ISNE) | 7.0 GWh | Apr 2014 | 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 |
| Hunt Road Solar | Citizens Enterprises Corporation | Amesbury, MA | ISO New England (ISNE) | 6.9 GWh | Nov 2016 | Dec 2023 | Solar |
| Bradford Solar | Strata Manager, LLC | Haverhill, MA | ISO New England (ISNE) | 6.9 GWh | Mar 2017 | Dec 2023 | Solar |
| Vuelta Solar | NuGen Capital Management | East Brookfield, MA | ISO New England (ISNE) | 6.9 GWh | Dec 2015 | Dec 2023 | Solar |
| Old Wardour Solar | NuGen Capital Management | East Brookfield, MA | ISO New England (ISNE) | 6.9 GWh | Dec 2015 | Dec 2023 | Solar |
| Breckenridge Solar | Breckenridge Street Solar 1, LLC | Palmer, MA | ISO New England (ISNE) | 6.9 GWh | Oct 2020 | Dec 2023 | Solar |
| Ravenbrook | Captona Ravenbrook LLC | Carver, MA | ISO New England (ISNE) | 6.9 GWh | Nov 2013 | Dec 2023 | Solar |
| True North | CD US Solar MT1 LLC | Salisbury, MA | ISO New England (ISNE) | 6.9 GWh | Jul 2012 | Dec 2023 | Solar |
| Upper Blackstone (MA) Treasure Valley | Nexamp Treasure Valley Solar, LLC | Rutland, MA | ISO New England (ISNE) | 6.9 GWh | Jun 2014 | Dec 2023 | Solar |
| Kearsarge Concord II | Kearsarge Concord II LLC | Concord, MA | ISO New England (ISNE) | 6.9 GWh | Dec 2016 | Dec 2023 | Solar |
| Bolton PV | AES Distributed Energy | Bolton, MA | ISO New England (ISNE) | 6.8 GWh | Nov 2013 | Dec 2023 | Solar |
| Collins Facility | Elevate Power Management LLC | Wilbraham, MA | ISO New England (ISNE) | 6.8 GWh | Feb 1985 | Dec 2023 | Water |
| 71 Charlotte Furnace Rd Hybrid(CSG) | 71CFR WHAM8 Solar, LLC | Wareham, MA | ISO New England (ISNE) | 6.8 GWh | Nov 2021 | Dec 2023 | Solar |
| Ashland Solar | Citizens Enterprises Corporation | Ashland, MA | ISO New England (ISNE) | 6.8 GWh | Nov 2019 | Dec 2023 | Solar |
| Kearsarge Montague | Kearsarge Montague LLC | Montague, MA | ISO New England (ISNE) | 6.8 GWh | May 2018 | Dec 2023 | Solar |
| New Bedford (MA) Plymouth | BWC Origination 4, LLC | Plymouth, MA | ISO New England (ISNE) | 6.7 GWh | Jun 2014 | Dec 2023 | Solar |
| Freetown Solar | Mass Solar, LLC | Freetown, MA | ISO New England (ISNE) | 6.7 GWh | Feb 2015 | 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 |
| Douglas Solar | Consolidated Edison Development Inc. | Douglas, MA | ISO New England (ISNE) | 6.7 GWh | Nov 2012 | Dec 2023 | Solar |
| Plymouth Site 1 | CleanCapital Holdings | Plympton, MA | ISO New England (ISNE) | 6.6 GWh | Sep 2013 | Dec 2023 | Solar |
| BWC Gibbs Brook | BWC Gibbs Brook, LLC | Wareham, MA | ISO New England (ISNE) | 6.6 GWh | Nov 2018 | Dec 2023 | Solar |
| Equity Industrial Turbines | Equity Industrial Turbines | Gloucester, MA | ISO New England (ISNE) | 6.6 GWh | Nov 2012 | Dec 2022 | Wind |
| Syncarpha Freetown | Marie's Way Solar I, LLC | Freetown, MA | ISO New England (ISNE) | 6.6 GWh | Oct 2016 | Dec 2023 | Solar |
| Oxford Solar | Citizens Enterprises Corporation | Oxford, MA | ISO New England (ISNE) | 6.5 GWh | Jan 2020 | Dec 2023 | Solar |
| CED Northampton Solar LLC Hybrid | Consolidated Edison Development Inc. | Northampton, MA | ISO New England (ISNE) | 6.5 GWh | Nov 2019 | Dec 2023 | Solar |
| Belchertown Renewables Community Solar | Belchertown Renewables, LLC | Belchertown, MA | ISO New England (ISNE) | 6.4 GWh | Feb 2018 | Dec 2023 | Solar |
| Canton | Captona Canton LLC | Canton, MA | ISO New England (ISNE) | 6.4 GWh | Jul 2012 | Dec 2023 | Solar |
| Syncarpha Westminster Hybrid CSG | Syncarpha Westminster, LLC | Westminster, MA | ISO New England (ISNE) | 6.4 GWh | Oct 2022 | Dec 2023 | Solar |
| Cape Cod Air Force Station - 6 SWS | US Air Force | Sagamore, MA | ISO New England (ISNE) | 6.3 GWh | Dec 2013 | Sep 2024 | Wind |
| Mass Midstate Solar 3 | Evergreen Wind, LLC | Warren, MA | ISO New England (ISNE) | 6.2 GWh | Apr 2014 | Dec 2023 | Solar |
| International Paper Woronoco Mill | Eagle Creek Renewable Energy, LLC | Woronoco, MA | ISO New England (ISNE) | 6.2 GWh | Dec 1912 | Dec 2023 | Water |
| Sunpin Blandford | Blandford Sun, LLC | Southwick, MA | ISO New England (ISNE) | 6.2 GWh | May 2020 | Nov 2023 | Solar |
| Springfield Solar PV | NSTAR Electric Company | Springfield, MA | ISO New England (ISNE) | 6.2 GWh | Dec 2018 | Dec 2023 | Solar |
| Texon Hydroelectric Project | Hitchcock Hydro, LLC | Russell, MA | ISO New England (ISNE) | 6.1 GWh | Dec 1981 | Dec 2023 | Water |
| Fitchburg Renewables | Fitchburg Renewables, LLC | Fitchburg, MA | ISO New England (ISNE) | 6.1 GWh | Feb 2020 | Dec 2023 | Solar |
| ZPD-PT Solar Project 2017-006 LLC Hybrid | AES Distributed Energy | Warren, MA | ISO New England (ISNE) | 6.1 GWh | Jun 2021 | Dec 2023 | Solar |
| Dresser Hill CSG | Dresser Hill Solar, LLC | Southbridge, MA | ISO New England (ISNE) | 6.1 GWh | Dec 2020 | Dec 2023 | Solar |
| Cabot Holyoke | City of Holyoke Gas and Electric Dept. | Holyoke, MA | ISO New England (ISNE) | 6.1 GWh | Dec 1892 | Dec 2023 | Water |
| DG Dighton LLC CSG | DG Dighton, LLC | Dighton, MA | ISO New England (ISNE) | 6.0 GWh | Jun 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 |
| Harwich Landfill | Clean Focus Yield, LLC | Harwich, MA | ISO New England (ISNE) | 6.0 GWh | Jul 2014 | Dec 2023 | Solar |
| Randolph | Altus Power America Management, LLC | Randolph, MA | ISO New England (ISNE) | 5.9 GWh | Oct 2017 | Dec 2023 | Solar |
| EDF Lancaster | CleanCapital Holdings | Lancaster, MA | ISO New England (ISNE) | 5.9 GWh | Jun 2014 | Dec 2023 | Solar |
| Palmer | AES Distributed Energy | Palmer, MA | ISO New England (ISNE) | 5.9 GWh | Sep 2019 | Dec 2023 | Solar |
| GSPP Terrawatt Westfield LLC CSG | Green Street Power Partners | Westfield, MA | ISO New England (ISNE) | 5.9 GWh | Jan 2019 | 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 |
| Acushnet AD Makepeace | CleanCapital Holdings | Wareham, MA | ISO New England (ISNE) | 5.8 GWh | Jun 2012 | Dec 2023 | Solar |
| BWC Rams Horn Channel LLC | Navisun LLC | Beverly, MA | ISO New England (ISNE) | 5.8 GWh | Nov 2020 | Dec 2023 | Solar |
| Williamsburg | AES Distributed Energy | Goshen, MA | ISO New England (ISNE) | 5.8 GWh | Jun 2019 | Dec 2023 | Solar |
| Maple(CSG) | Maple Street Solar 1, LLC | Bellingham, MA | ISO New England (ISNE) | 5.8 GWh | Oct 2021 | Dec 2023 | Solar |
| Kearsarge Ludlow LLC | Kearsarge Ludlow LLC | Ludlow, MA | ISO New England (ISNE) | 5.8 GWh | Nov 2020 | Dec 2023 | Solar |
| East Longmeadow Solar PV | NSTAR Electric Company | East Longmeadow, MA | ISO New England (ISNE) | 5.7 GWh | Sep 2019 | Dec 2023 | Solar |
| WEB Brookfield | WEB Brookfield Solar LLC | Brookfield, MA | ISO New England (ISNE) | 5.7 GWh | Nov 2021 | Dec 2023 | Solar |
| Montague Site 36-Grosolar | NSTAR Electric Company | Millers Falls, MA | ISO New England (ISNE) | 5.7 GWh | Sep 2018 | Sep 2024 | Solar |
| Wilbraham | BWC East Brook, LLC | Wilbraham, MA | ISO New England (ISNE) | 5.7 GWh | Nov 2020 | Dec 2023 | Solar |
| Hudson | Captona Hudson LLC | Hudson, MA | ISO New England (ISNE) | 5.6 GWh | Apr 2017 | Dec 2023 | Solar |
| Shaffer | CD US Solar MT3, LLC | Billerica, MA | ISO New England (ISNE) | 5.6 GWh | Aug 2014 | Dec 2023 | Solar |
| Granby Solar, LLC CSG | Granby Solar, LLC | Granby, MA | ISO New England (ISNE) | 5.6 GWh | Jun 2021 | Dec 2023 | Solar |
| Deerfield CSG Solar | MN8 Energy LLC | Deerfield, MA | ISO New England (ISNE) | 5.6 GWh | Nov 2017 | Dec 2023 | Solar |
| Kearsarge Southwick LLC | Kearsarge Solar LLC | Southwick, MA | ISO New England (ISNE) | 5.5 GWh | Feb 2015 | Dec 2023 | Solar |
| Hatfield Solar PV | NSTAR Electric Company | Hatfield, MA | ISO New England (ISNE) | 5.5 GWh | Nov 2018 | Dec 2023 | Solar |
| Partridgeville Hybrid CSG | Partridgeville Road Solar 1, LLC | Athol, MA | ISO New England (ISNE) | 5.5 GWh | Dec 2019 | Dec 2023 | Solar |
| Quittacas Pond Solar | Consolidated Edison Solutions Inc. | Rochester, MA | ISO New England (ISNE) | 5.5 GWh | Nov 2013 | Dec 2023 | Solar |
Browse Power Plants By Massachusetts Counties
Figures are based on September 2024 generation numbers.| County | State Rank | Active Plants | Sep 2024 Generation |
|---|---|---|---|
| Norfolk County, MA | # 1 | 36 | 5.8 TWh |
| Worcester County, MA | # 2 | 188 | 4.2 TWh |
| Middlesex County, MA | # 3 | 65 | 3.8 TWh |
| Essex County, MA | # 4 | 37 | 2.0 TWh |
| Hampden County, MA | # 5 | 84 | 1.3 TWh |
| Plymouth County, MA | # 6 | 73 | 846.7 GWh |
| Bristol County, MA | # 7 | 68 | 674.2 GWh |
| County | State Rank | Active Plants | Sep 2024 Generation |
|---|---|---|---|
| Franklin County, MA | # 8 | 31 | 488.7 GWh |
| Suffolk County, MA | # 9 | 13 | 455.3 GWh |
| Barnstable County, MA | # 10 | 21 | 249.0 GWh |
| Hampshire County, MA | # 11 | 35 | 139.7 GWh |
| Berkshire County, MA | # 12 | 37 | 58.2 GWh |
| Dukes County, MA | # 13 | 7 | 7.9 GWh |