Directory of Power Plants in Massachusetts
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Brockelman Road Solar 2 | Brockelman Road Solar 2, LLC | Lancaster, MA | ISO New England (ISNE) | 1.8 GWh | Jul 2021 | Dec 2025 | Solar |
| Fairhaven E | Agilitas Energy, Inc. | Fairhaven, MA | ISO New England (ISNE) | 3.1 GWh | Jul 2021 | Dec 2025 | Solar |
| Blodgett Solar CSG | Blodgett Street Solar 1, LLC | Tyngsboro, MA | ISO New England (ISNE) | 9.3 GWh | Jul 2021 | Dec 2025 | Solar |
| Granby Solar, LLC CSG | Granby Solar, LLC | Granby, MA | ISO New England (ISNE) | 5.8 GWh | Jun 2021 | Dec 2025 | Solar |
| Randall Solar Project Hybrid | AES Distributed Energy | Berlin, MA | ISO New England (ISNE) | 8.5 GWh | Jun 2021 | Dec 2025 | Solar |
| BWC Stony Brook, LLC Hybrid | AES Distributed Energy | Chelmsford, MA | ISO New England (ISNE) | 1.8 GWh | Jun 2021 | Dec 2025 | Solar |
| ZPD-PT Solar Project 2017-006 LLC Hybrid | AES Distributed Energy | Warren, MA | ISO New England (ISNE) | 6.1 GWh | Jun 2021 | Dec 2025 | Solar |
| New Marlborough | Sunrise on Knight Rd. LLC | New Marlborough, MA | ISO New England (ISNE) | 6.9 GWh | May 2021 | Dec 2025 | Solar |
| Nationwide | Nationwide Solar Energy LLC | Lancaster, MA | ISO New England (ISNE) | 4.7 GWh | May 2021 | Dec 2025 | Solar |
| Syncarpha Leicester Hybrid CSG | Syncarpha Leicester, LLC | Leicester, MA | ISO New England (ISNE) | 4.4 GWh | May 2021 | Dec 2025 | Solar |
| Amaterasu LLC | AES Distributed Energy | Lancaster, MA | ISO New England (ISNE) | 7.0 GWh | May 2021 | Dec 2025 | Solar |
| Ware Palmer Road Solar LLC CSG | Ware Palmer Road Solar LLC | Ware, MA | ISO New England (ISNE) | 5.0 GWh | May 2021 | Dec 2025 | Solar |
| 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 2025 | Solar |
| BWC Lake Lashaway, LLC Hybrid | AES Distributed Energy | North Brookfield, MA | ISO New England (ISNE) | 8.2 GWh | Apr 2021 | Dec 2025 | Solar |
| Syncarpha Northbridge II Hybrid CSG | Syncarpha Northbridge II, LLC | Whitinsville, MA | ISO New England (ISNE) | 7.6 GWh | Mar 2021 | Dec 2025 | Solar |
| Seaboard Sheffield, LLC | Navisun LLC | Sheffield, MA | ISO New England (ISNE) | 2.3 GWh | Mar 2021 | Dec 2025 | Solar |
| TES Rowtier | SkyHigh 2 Solar | Westminster, MA | ISO New England (ISNE) | 9.7 GWh | Mar 2021 | Dec 2025 | Solar |
| ZPD-PT Solar Project 2017-038 Hybrid LLC | AES Distributed Energy | Lancaster, MA | ISO New England (ISNE) | 7.5 GWh | Mar 2021 | Dec 2025 | Solar |
| Dunstable Solar 1, LLC | AES Distributed Energy | Dunstable, MA | ISO New England (ISNE) | 8.4 GWh | Mar 2021 | Dec 2025 | Solar |
| Syncarpha Puddon II Hybrid CSG | Syncarpha Puddon II, LLC | Northbridge, MA | ISO New England (ISNE) | 8.5 GWh | Feb 2021 | Dec 2025 | Solar |
| Syncarpha Puddon I Hybrid CSG | Syncarpha Puddon I, LLC | Northbridge, MA | ISO New England (ISNE) | 8.4 GWh | Feb 2021 | Dec 2025 | Solar |
| ENGIE 2019 ProjectCo-MA1, LLC | ENGIE 2019 ProjectCo MA-1, LLC | Agawam, MA | ISO New England (ISNE) | 5.1 GWh | Feb 2021 | Jul 2025 | Solar |
| Cranberry Highway Solar LLC | Cranberry Highway Solar, LLC | Wareham, MA | ISO New England (ISNE) | 3.4 GWh | Feb 2021 | Dec 2025 | Solar |
| Kearsarge Haverhill | Kearsarge Haverhill LLC | Haverhill, MA | ISO New England (ISNE) | 3.9 GWh | Feb 2021 | Dec 2025 | Solar |
| Raboth - Marion Drive | Madison Energy Holdings LLC | Kingston, MA | ISO New England (ISNE) | 3.6 GWh | Feb 2021 | Dec 2025 | Solar |
| ZPD-PT Solar Project 2017-023 LLC Hybrid | AES Distributed Energy | Southbridge, MA | ISO New England (ISNE) | 4.0 GWh | Dec 2020 | Dec 2025 | Solar |
| ZPD-PT Solar Project 2017-021 LLC Hybrid | AES Distributed Energy | Wilbraham, MA | ISO New England (ISNE) | 1.6 GWh | Dec 2020 | Dec 2025 | Solar |
| Dresser Hill CSG | Dresser Hill Solar, LLC | Southbridge, MA | ISO New England (ISNE) | 6.1 GWh | Dec 2020 | Dec 2025 | Solar |
| Clark Road Solar 1, LLC | Clark Road Solar 1, LLC | Gardner, MA | ISO New England (ISNE) | 8.0 GWh | Nov 2020 | Dec 2025 | Solar |
| Syncarpha Northampton Hybrid CSG | Syncarpha Northampton, LLC | Northampton, MA | ISO New England (ISNE) | 4.9 GWh | Nov 2020 | Dec 2025 | Solar |
| Sutton Solar 2, LLC CSG | Sutton Solar 2, LLC | Sutton, MA | ISO New England (ISNE) | 1.3 GWh | Nov 2020 | Dec 2025 | Solar |
| Alicea Solar Project Hybrid CSG | AES Distributed Energy | Southbridge, MA | ISO New England (ISNE) | 4.0 GWh | Nov 2020 | Dec 2025 | Solar |
| West A&B Solar Project Hybrid CSG | AES Distributed Energy | Southbridge, MA | ISO New England (ISNE) | 4.7 GWh | Nov 2020 | Dec 2025 | Solar |
| Annese Solar Project Hybrid CSG | AES Distributed Energy | Southbridge, MA | ISO New England (ISNE) | 7.9 GWh | Nov 2020 | Dec 2025 | Solar |
| Syncarpha Halifax Hybrid CSG | Syncarpha Halifax, LLC | Halifax, MA | ISO New England (ISNE) | 2.8 GWh | Nov 2020 | Dec 2025 | Solar |
| Tolland | Sunrise on Clubhouse Rd. LLC | Tolland, MA | ISO New England (ISNE) | 7.6 GWh | Nov 2020 | Dec 2025 | Solar |
| Westhampton | Sunrise on Montague Rd. LLC | Westhampton, MA | ISO New England (ISNE) | 6.8 GWh | Nov 2020 | Dec 2025 | Solar |
| East Brookfield Main Street Solar LLC CS | AES Distributed Energy | East Brookfield, MA | ISO New England (ISNE) | 1.3 GWh | Nov 2020 | Dec 2025 | Solar |
| Wilbraham | BWC East Brook, LLC | Wilbraham, MA | ISO New England (ISNE) | 5.6 GWh | Nov 2020 | Dec 2025 | Solar |
| Elm Street | ISM Solar Dighton 3, LLC | Dighton, MA | ISO New England (ISNE) | 4.7 GWh | Nov 2020 | Dec 2025 | Solar |
| Seaboard Charlton, LLC | Navisun LLC | Charlton, MA | ISO New England (ISNE) | 3.0 GWh | Nov 2020 | Dec 2025 | Solar |
| BWC Rams Horn Channel LLC | Navisun LLC | Beverly, MA | ISO New England (ISNE) | 5.6 GWh | Nov 2020 | Dec 2025 | Solar |
| Woburn | Greenbacker Renewable Energy Corporation | Woburn, MA | ISO New England (ISNE) | 2.0 GWh | Nov 2020 | Dec 2025 | Solar |
| Settlers Solar | Settlers Solar, LLC | Lunenberg, MA | ISO New England (ISNE) | 7.3 GWh | Nov 2020 | Dec 2025 | Solar |
| Kearsarge Ludlow LLC | Kearsarge Ludlow LLC | Ludlow, MA | ISO New England (ISNE) | 5.6 GWh | Nov 2020 | Dec 2025 | Solar |
| Breckenridge Solar | Breckenridge Street Solar 1, LLC | Palmer, MA | ISO New England (ISNE) | 6.2 GWh | Oct 2020 | Dec 2025 | Solar |
| Peru (MA) | Sunrise on West Main Rd. LLC | Peru, MA | ISO New England (ISNE) | 4.5 GWh | Oct 2020 | Dec 2025 | Solar |
| Russell (MA) | Sunrise on Blandford Rd. LLC | Russell, MA | ISO New England (ISNE) | 4.9 GWh | Oct 2020 | Dec 2025 | Solar |
| Westport (MA) | Sunrise on Drift Rd. LLC | Westport, MA | ISO New England (ISNE) | 3.5 GWh | Sep 2020 | Dec 2025 | Solar |
| Holliston LLC | Greenbacker Renewable Energy Corporation | Holliston, MA | ISO New England (ISNE) | 1.8 GWh | Sep 2020 | Dec 2025 | Solar |
| Whatley Renewables | Whatley Renewables, LLC | Whatley, MA | ISO New England (ISNE) | 1.7 GWh | Sep 2020 | Dec 2025 | Solar |
| Norton LLC | Greenbacker Renewable Energy Corporation | Norton, MA | ISO New England (ISNE) | 1.1 GWh | Aug 2020 | Dec 2025 | Solar |
| CoreSite - Somerville | Bloom Energy | Somerville, MA | ISO New England (ISNE) | 27.8 GWh | Aug 2020 | Dec 2025 | Natural Gas |
| Erving CSG | Erving Poplar Mountain Solar 1, LLC | Erving, MA | ISO New England (ISNE) | 1.5 GWh | Aug 2020 | Dec 2025 | Solar |
| Easthampton CSG | Easthampton Park Solar 1, LLC | Easthampton, MA | ISO New England (ISNE) | 3.4 GWh | Aug 2020 | Dec 2025 | Solar |
| McDougle-Mitchell Solar Project Hybrid C | AES Distributed Energy | Charlton, MA | ISO New England (ISNE) | 6.9 GWh | Jul 2020 | Dec 2025 | Solar |
| Woodland Avenue Solar 1 | Woodland Avenue Solar 1, LLC | Seekonk, MA | ISO New England (ISNE) | 8.7 GWh | Jul 2020 | Dec 2025 | Solar |
| Seaboard Oxford, LLC | Navisun LLC | Oxford, MA | ISO New England (ISNE) | 2.7 GWh | Jul 2020 | Dec 2025 | Solar |
| Partridge Hill Solar Hybrid | AES Distributed Energy | Charlton, MA | ISO New England (ISNE) | 2.9 GWh | Jun 2020 | Dec 2025 | Solar |
| Cronin Road Solar 1, LLC CSG Hybrid | AES Distributed Energy | Warren, MA | ISO New England (ISNE) | 3.4 GWh | May 2020 | Dec 2025 | Solar |
| Cycz Solar Project CSG Hybrid | AES Distributed Energy | Spencer, MA | ISO New England (ISNE) | 2.9 GWh | May 2020 | Dec 2025 | Solar |
| Griffin Road Solar 2 | Griffin Road Solar 2, LLC | Charlton, MA | ISO New England (ISNE) | 2.2 GWh | May 2020 | Dec 2025 | Solar |
| Sunpin Blandford | Blandford Sun, LLC | Southwick, MA | ISO New England (ISNE) | 6.3 GWh | May 2020 | Dec 2025 | Solar |
| 28 Livermore Hill Road Solar | 28 Livermore Hill Road Solar, LLC | Westminster, MA | ISO New England (ISNE) | 7.5 GWh | May 2020 | Dec 2025 | Solar |
| Hurteau Solar Project Hybrid | AES Distributed Energy | Uxbridge, MA | ISO New England (ISNE) | 2.8 GWh | Feb 2020 | Dec 2025 | Solar |
| Spencer Solar MA | Citizens Enterprises Corporation | Spencer, MA | ISO New England (ISNE) | 4.0 GWh | Feb 2020 | Dec 2025 | Solar |
| Fitchburg Renewables | Fitchburg Renewables, LLC | Fitchburg, MA | ISO New England (ISNE) | 6.0 GWh | Feb 2020 | Dec 2025 | Solar |
| Wilmarth Solar | Wilmarth Lane Solar 1, LLC | Plainville, MA | ISO New England (ISNE) | 7.9 GWh | Jan 2020 | Dec 2025 | Solar |
| Rounseville Solar | Rounseville Solar 1, LLC | Rochester, MA | ISO New England (ISNE) | 3.8 GWh | Jan 2020 | Dec 2025 | Solar |
| Oxford Solar | Citizens Enterprises Corporation | Oxford, MA | ISO New England (ISNE) | 4.8 GWh | Jan 2020 | Dec 2025 | Solar |
| Kearsarge Acushnet | Kearsarge Acushnet LLC | Acushnet, MA | ISO New England (ISNE) | 3.0 GWh | Jan 2020 | Dec 2025 | Solar |
| Goose Pond Solar | LSE Dorado, LLC | Southwick, MA | ISO New England (ISNE) | 7.0 GWh | Dec 2019 | Dec 2025 | Solar |
| Partridgeville Hybrid CSG | Partridgeville Road Solar 1, LLC | Athol, MA | ISO New England (ISNE) | 5.3 GWh | Dec 2019 | Dec 2025 | Solar |
| Montague Road Solar | Montague Road Solar, LLC | Amherst, MA | ISO New England (ISNE) | 4.2 GWh | Nov 2019 | Dec 2025 | Solar |
| Long Plain Solar | Long Plain Solar, LLC | Whatley, MA | ISO New England (ISNE) | 3.5 GWh | Nov 2019 | Dec 2025 | Solar |
| Kearsarge Amesbury Hybrid | Kearsarge Amesbury LLC | Amesbury, MA | ISO New England (ISNE) | 5.0 GWh | Nov 2019 | Dec 2025 | Solar |
| Syncarpha Blandford Hybrid CSG | Syncarpha Blandford, LLC | Blandford, MA | ISO New England (ISNE) | 7.9 GWh | Nov 2019 | Dec 2025 | Solar |
| West Street Solar 1 LLC | AES Distributed Energy | Gardner, MA | ISO New England (ISNE) | 8.2 GWh | Nov 2019 | Dec 2025 | Solar |
| Hadley 3 Solar (South) | Hadley 3 Solar, LLC (South) | Hadley, MA | ISO New England (ISNE) | 3.3 GWh | Nov 2019 | Dec 2025 | Solar |
| Ashland Solar | Citizens Enterprises Corporation | Ashland, MA | ISO New England (ISNE) | 6.4 GWh | Nov 2019 | Dec 2025 | Solar |
| Hadley 3 Solar (North) | Hadley 3 Solar, LLC (North) | Hadley, MA | ISO New England (ISNE) | 2.6 GWh | Nov 2019 | Dec 2025 | Solar |
| Oak Street Solar | Citizens Enterprises Corporation | Springfield, MA | ISO New England (ISNE) | 5.4 GWh | Nov 2019 | Dec 2025 | Solar |
| Holiday Hill Community Wind | Greenbacker Renewable Energy Corporation | Russell, MA | ISO New England (ISNE) | 11.6 GWh | Nov 2019 | Dec 2025 | Wind |
| CED Northampton Solar LLC Hybrid | RWE Clean Energy | Northampton, MA | ISO New England (ISNE) | 6.5 GWh | Nov 2019 | Dec 2025 | Solar |
| One Patriot | Bloom Energy | Foxborough, MA | ISO New England (ISNE) | 16.9 GWh | Nov 2019 | Dec 2025 | Natural Gas |
| Hampden Solar PV | NSTAR Electric Company | Hampden, MA | ISO New England (ISNE) | 5.8 GWh | Oct 2019 | Dec 2025 | Solar |
| Happy Hollow CSG Hybrid | REA Investments, LLC | Winchendon, MA | ISO New England (ISNE) | 8.1 GWh | Sep 2019 | Dec 2025 | Solar |
| Gardner - Otter River Road | Otter River Road Solar LLC | Gardner, MA | ISO New England (ISNE) | 3.9 GWh | Sep 2019 | Dec 2025 | Solar |
| Palmer | AES Distributed Energy | Palmer, MA | ISO New England (ISNE) | 5.7 GWh | Sep 2019 | Dec 2025 | Solar |
| East Longmeadow Solar PV | NSTAR Electric Company | East Longmeadow, MA | ISO New England (ISNE) | 8.4 GWh | Sep 2019 | Dec 2025 | Solar |
| Wachusett Solar | Wachusett Solar, LLC | Rutland, MA | ISO New England (ISNE) | 3.3 GWh | Jul 2019 | Dec 2025 | Solar |
| Williamsburg | AES Distributed Energy | Goshen, MA | ISO New England (ISNE) | 5.9 GWh | Jun 2019 | Dec 2025 | Solar |
| Pulpit Hill | LSE Fornax LLC | Amherst, MA | ISO New England (ISNE) | 7.2 GWh | Jun 2019 | Dec 2025 | Solar |
| Millbury MA #1092 | Millbury MA #1092 LLC | Millbury, MA | ISO New England (ISNE) | 1.6 GWh | May 2019 | Dec 2025 | Solar |
| Carver CSG | Altus Power America Management, LLC | Carver, MA | ISO New England (ISNE) | 3.5 GWh | Apr 2019 | Dec 2025 | Solar |
| Hopkinton CSG | Altus Power America Management, LLC | Hopkinton, MA | ISO New England (ISNE) | 2.8 GWh | Mar 2019 | Dec 2025 | Solar |
| Centech Gas Generator | Town of Shrewsbury - (MA) | Shrewsbury, MA | ISO New England (ISNE) | 428.0 MWh | Mar 2019 | Dec 2025 | Natural Gas |
| Exelon West Medway II LLC | Constellation Power, Inc | Medway, MA | ISO New England (ISNE) | 228.1 GWh | Feb 2019 | Aug 2026 | Natural Gas : 94.6% Kerosene : 5.4% |
| Bowden Solar LLC | 38DN Power Fund 1 LLC | Monson, MA | ISO New England (ISNE) | 3.3 GWh | Feb 2019 | Dec 2025 | Solar |
| Ward Solar 1, LLC | REA Investments, LLC | Carver, MA | ISO New England (ISNE) | 3.4 GWh | Jan 2019 | Dec 2025 | Solar |
Browse Power Plants By Massachusetts Counties
Figures are based on August 2026 generation numbers.| County | State Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Berkshire County, MA | # 13 | 46 | 85.8 GWh |
| Franklin County, MA | # 12 | 33 | 172.4 GWh |
| Hampshire County, MA | # 11 | 39 | 226.3 GWh |
| Suffolk County, MA | # 10 | 14 | 427.6 GWh |
| Barnstable County, MA | # 9 | 25 | 531.6 GWh |
| Bristol County, MA | # 8 | 75 | 645.7 GWh |
| Plymouth County, MA | # 7 | 86 | 797.7 GWh |
| County | State Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Dukes County, MA | # 6 | 7 | 879.6 GWh |
| Hampden County, MA | # 5 | 90 | 1.9 TWh |
| Middlesex County, MA | # 4 | 70 | 1.9 TWh |
| Essex County, MA | # 3 | 41 | 2.1 TWh |
| Worcester County, MA | # 2 | 200 | 4.9 TWh |
| Norfolk County, MA | # 1 | 40 | 5.9 TWh |