Directory of Power Plants in Massachusetts
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Katama Farm | Clean Focus Yield, LLC | Edgartown, MA | ISO New England (ISNE) | 1.5 GWh | May 2014 | Dec 2024 | Solar |
| Kearsarge Upper Union | Kearsarge Upper Union LLC | Franklin, MA | ISO New England (ISNE) | 1.6 GWh | Feb 2023 | Dec 2024 | Solar |
| Kearsarge Wilmington | Kearsarge Wilmington LLC | Wilmington, MA | ISO New England (ISNE) | 2.3 GWh | Nov 2017 | Dec 2024 | Solar |
| Kenmare - Mansfield Branch Street | MN8 Energy LLC | Mansfield, MA | ISO New England (ISNE) | 2.4 GWh | May 2017 | Dec 2024 | Solar |
| Kearsarge Acushnet | Kearsarge Acushnet LLC | Acushnet, MA | ISO New England (ISNE) | 2.8 GWh | Jan 2020 | Dec 2024 | Solar |
| KS Solar Six LLC | Kearsarge Solar LLC | Hubbardston, MA | ISO New England (ISNE) | 2.9 GWh | Nov 2013 | Dec 2024 | Solar |
| Kearsarge Gill | Kearsarge Gill LLC | Gill, MA | ISO New England (ISNE) | 3.1 GWh | Dec 2017 | Dec 2024 | Solar |
| Kearsarge 100 Sohier Rd | Kearsarge Beverly LLC | Beverly, MA | ISO New England (ISNE) | 3.1 GWh | Apr 2023 | Dec 2023 | Solar |
| Kearsarge GB | Kearsarge GB LLC | Great Barrington, MA | ISO New England (ISNE) | 3.2 GWh | Jul 2018 | Dec 2024 | Solar |
| Kearsarge Montague BD(CSG) | Kearsarge Montague BD LLC | Montague, MA | ISO New England (ISNE) | 3.3 GWh | Oct 2021 | Dec 2023 | Solar |
| Kearsarge Uxbridge | Kearsarge Uxbridge LLC | Uxbridge, MA | ISO New England (ISNE) | 3.4 GWh | Aug 2018 | Dec 2024 | Solar |
| Kearsarge Granby | Kearsarge Granby LLC | Granby, MA | ISO New England (ISNE) | 3.6 GWh | Feb 2017 | Dec 2024 | Solar |
| Kearsarge Haverhill | Kearsarge Haverhill LLC | Haverhill, MA | ISO New England (ISNE) | 4.0 GWh | Feb 2021 | Dec 2024 | Solar |
| Kearsarge Southwick LLC | Kearsarge Solar LLC | Southwick, MA | ISO New England (ISNE) | 4.5 GWh | Feb 2015 | Dec 2024 | Solar |
| Kearsarge Bellingham PV | Kearsarge Bellingham LLC | Bellingham, MA | ISO New England (ISNE) | 4.8 GWh | Nov 2016 | Dec 2024 | Solar |
| Kearsarge Amesbury Hybrid | Kearsarge Amesbury LLC | Amesbury, MA | ISO New England (ISNE) | 5.4 GWh | Nov 2019 | Dec 2024 | Solar |
| Kearsarge Ludlow LLC | Kearsarge Ludlow LLC | Ludlow, MA | ISO New England (ISNE) | 5.8 GWh | Nov 2020 | Dec 2024 | Solar |
| Kearsarge Concord II | Kearsarge Concord II LLC | Concord, MA | ISO New England (ISNE) | 6.9 GWh | Dec 2016 | Dec 2024 | Solar |
| Kearsarge Montague | Kearsarge Montague LLC | Montague, MA | ISO New England (ISNE) | 7.2 GWh | May 2018 | Dec 2024 | Solar |
| Kearsarge William Way | Kearsarge William Way LLC | Bellingham, MA | ISO New England (ISNE) | 7.4 GWh | Nov 2021 | Dec 2024 | Solar |
| Kendall Square Station | Kendall Green Energy, LLC | Cambridge, MA | ISO New England (ISNE) | 1.5 TWh | May 1949 | Apr 2025 | Natural Gas : 99.0% Distillate Fuel Oil : 1.0% |
Browse Power Plants By Massachusetts Counties
Figures are based on December 2024 generation numbers.| County | State Rank | Active Plants | Dec 2024 Generation |
|---|---|---|---|
| Dukes County, MA | # 13 | 7 | 9.9 GWh |
| Berkshire County, MA | # 12 | 44 | 81.3 GWh |
| Hampshire County, MA | # 11 | 37 | 142.3 GWh |
| Franklin County, MA | # 10 | 33 | 304.8 GWh |
| Barnstable County, MA | # 9 | 22 | 377.8 GWh |
| Suffolk County, MA | # 8 | 13 | 455.5 GWh |
| Bristol County, MA | # 7 | 70 | 765.7 GWh |
| County | State Rank | Active Plants | Dec 2024 Generation |
|---|---|---|---|
| Plymouth County, MA | # 6 | 82 | 864.4 GWh |
| Hampden County, MA | # 5 | 86 | 1.8 TWh |
| Essex County, MA | # 4 | 39 | 2.1 TWh |
| Middlesex County, MA | # 3 | 68 | 3.7 TWh |
| Worcester County, MA | # 2 | 190 | 4.1 TWh |
| Norfolk County, MA | # 1 | 38 | 7.1 TWh |