Directory of Power Plants in Massachusetts
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Charlestown Wind Turbine | MWRA Charlestown | Charlestown, MA | ISO New England (ISNE) | 1.7 GWh | Sep 2011 | Dec 2022 | Wind |
| Green Meadows | Altus Power America Management, LLC | Sandwich, MA | ISO New England (ISNE) | 3.6 GWh | Apr 2014 | Dec 2023 | Solar |
| Williams College - Campus CHP | President & Trustees of Williams College | Williamstown, MA | ISO New England (ISNE) | 2.3 GWh | Feb 2003 | Dec 2023 | Natural Gas : 94.1% Distillate Fuel Oil : 5.9% |
| Smith College Central Heating Plant | The Trustees of Smith College | Northampton, MA | ISO New England (ISNE) | 16.4 GWh | Sep 2008 | Dec 2023 | Natural Gas |
| Wilson Solar | Consolidated Edison Solutions Inc. | Spencer, MA | ISO New England (ISNE) | 3.1 GWh | May 2013 | Dec 2022 | Solar |
| Amherst College Co Gen | Amherst College | Amherst, MA | ISO New England (ISNE) | 1.4 GWh | Oct 2006 | Dec 2022 | Natural Gas |
| Shrewsbury Solar | Consolidated Edison Development Inc. | Shrewsbury, MA | ISO New England (ISNE) | 4.4 GWh | Sep 2012 | Dec 2022 | Solar |
| Acushnet AD Makepeace | CleanCapital Holdings | Wareham, MA | ISO New England (ISNE) | 6.1 GWh | Jun 2012 | Dec 2023 | Solar |
| Acushnet Hawes Reed Road | CleanCapital Holdings | Dartmouth, MA | ISO New England (ISNE) | 1.9 GWh | Jun 2012 | Dec 2023 | Solar |
| Easthampton Landfill-City of Easthampton | CleanCapital Holdings | Easthampton, MA | ISO New England (ISNE) | 2.9 GWh | May 2012 | Dec 2023 | Solar |
| Mass Midstate Solar 3 | Evergreen Wind, LLC | Warren, MA | ISO New England (ISNE) | 6.5 GWh | Apr 2014 | Dec 2023 | Solar |
| Mass Midstate Solar 2 | Evergreen Wind, LLC | Warren, MA | ISO New England (ISNE) | 7.2 GWh | Apr 2014 | Dec 2023 | Solar |
| Mass Midstate Solar 1 | Evergreen Wind, LLC | Warren, MA | ISO New England (ISNE) | 7.6 GWh | Apr 2014 | Dec 2023 | Solar |
| Millbury Solar | Evergreen Wind, LLC | Millbury, MA | ISO New England (ISNE) | 4.7 GWh | Mar 2014 | Dec 2023 | Solar |
| Leicester One MA Solar LLC | CVI CleanCapital Solar 1 LLC | Leicester, MA | ISO New England (ISNE) | 5.4 GWh | Dec 2014 | Dec 2023 | Solar |
| Silver Lake Solar Photovoltaic Facility | Western Massachusetts Electric Company | Pittsfield, MA | ISO New England (ISNE) | 1.4 GWh | Nov 2010 | Dec 2023 | Solar |
| MA Military Reservation Wind Project | Air Force Civil Engineer Center | Otis ANG Base Bourne, MA | ISO New England (ISNE) | 10.2 GWh | Nov 2009 | Dec 2022 | Wind |
| Dorchester Solar Site | Massachusetts Electric Co | Dorchester, MA | ISO New England (ISNE) | 1.2 GWh | Dec 2011 | Dec 2022 | Solar |
| Haverhill Solar Power Project | Massachusetts Electric Co | Haverhill, MA | ISO New England (ISNE) | 1.0 GWh | Nov 2010 | Dec 2023 | Solar |
| NEDC Solar Site | Massachusetts Electric Co | Whitinsville, MA | ISO New England (ISNE) | 919.1 MWh | May 2010 | Dec 2023 | Solar |
| New England Wind LLC | Avangrid Renewables LLC | Florida, MA | ISO New England (ISNE) | 67.0 GWh | Nov 2012 | Jun 2024 | Wind |
| Notus Wind 1 | Notus Clean Energy LLC | E. Falmouth, MA | ISO New England (ISNE) | 4.5 GWh | Jun 2010 | Dec 2023 | Wind |
| Dartmouth Solar | Consolidated Edison Development Inc. | Dartmouth, MA | ISO New England (ISNE) | 2.2 GWh | Feb 2011 | Dec 2022 | Solar |
| Indian Orchard PV Facility | Western Massachusetts Electric Company | Springfield, MA | ISO New England (ISNE) | 3.5 GWh | Nov 2011 | Dec 2023 | Solar |
| Freetown Solar | Mass Solar, LLC | Freetown, MA | ISO New England (ISNE) | 7.0 GWh | Feb 2015 | Dec 2023 | Solar |
| Berkshire Wind Power Project | Massachusetts Mun Wholes Electric Co | Lanesboro, MA | ISO New England (ISNE) | 33.0 GWh | Apr 2011 | Jun 2024 | Wind |
| Dartmouth II Solar | Consolidated Edison Development Inc. | Dartmouth, MA | ISO New England (ISNE) | 1.9 GWh | May 2012 | Dec 2022 | Solar |
| Ipswich Wind Turbine | Town of Ipswich - (MA) | Ipswich, MA | ISO New England (ISNE) | 3.3 GWh | Apr 2011 | Dec 2023 | Wind |
| Holyoke Solar Cooperative at Mueller | Holyoke Solar LLC | Holyoke, MA | ISO New England (ISNE) | 4.0 GWh | Nov 2011 | Dec 2023 | Solar |
| Douglas Solar | Consolidated Edison Development Inc. | Douglas, MA | ISO New England (ISNE) | 3.6 GWh | Nov 2012 | Dec 2022 | Solar |
| Town of Uxbridge MA at Commerce Dr | Luminace Solar Net Metering, LLC | Uxbridge, MA | ISO New England (ISNE) | 2.8 GWh | May 2012 | Dec 2023 | Solar |
| Town of Norfolk MA at Medway Branch | Luminace Solar Massachusetts, LLC | Norfolk, MA | ISO New England (ISNE) | 1.9 GWh | May 2012 | Dec 2023 | Solar |
| Groveland Solar | Consolidated Edison Development Inc. | Groveland, MA | ISO New England (ISNE) | 4.5 GWh | Nov 2012 | Dec 2023 | Solar |
| Southbridge Landfill Gas-to-Energy | Southbridge Recycling and Disposal Park | Southbridge, MA | ISO New England (ISNE) | 12.7 GWh | Sep 2011 | Dec 2023 | Landfill Gas |
| Tihonet Solar | Consolidated Edison Solutions Inc. | Wareham, MA | ISO New England (ISNE) | 1.9 GWh | Apr 2014 | Dec 2022 | Solar |
| Sudbury Landfill | Heliovaas LLC | Sudbury, MA | ISO New England (ISNE) | 1.6 GWh | Nov 2013 | Dec 2023 | Solar |
| Berkley East Solar LLC | SunEdison LLC | Berkley, MA | ISO New England (ISNE) | 4.7 GWh | Jun 2013 | Dec 2023 | Solar |
| Integrys MA Solar, LLC - Ashburnham Site | Integrys MA Solar, LLC | Ashburnham, MA | ISO New England (ISNE) | 3.6 GWh | Nov 2013 | Dec 2023 | Solar |
| Walpole Solar 2 | Walpole Solar 2, LLC | Walpole, MA | ISO New England (ISNE) | 3.8 GWh | Mar 2014 | Dec 2023 | Solar |
| Gardner Solar 1 | Gardner Solar 1, LLC | Gardner, MA | ISO New England (ISNE) | 3.0 GWh | Apr 2014 | Dec 2023 | Solar |
| Camelot Wind LLC | Camelot Wind LLC | Plymouth, MA | ISO New England (ISNE) | 2.6 GWh | Sep 2012 | Dec 2023 | Wind |
| Fairview Farms Solar | NuGen Capital Management | Whately, MA | ISO New England (ISNE) | 2.9 GWh | May 2014 | Dec 2023 | Solar |
| Dept of Corrections NCCI Wind | Dept of Corrections NCCI Wind | Gardner, MA | ISO New England (ISNE) | 4.6 GWh | Oct 2013 | Jun 2024 | Wind |
| Axio Green LLC | Altus Power America Management, LLC | Greenfield Township, MA | ISO New England (ISNE) | 2.2 GWh | May 2012 | Dec 2023 | Solar |
| Scituate PV | AES Distributed Energy | Scituate, MA | ISO New England (ISNE) | 3.8 GWh | Sep 2013 | Dec 2023 | Solar |
| Bolton PV | AES Distributed Energy | Bolton, MA | ISO New England (ISNE) | 7.1 GWh | Nov 2013 | Dec 2023 | Solar |
| Stow PV | AES Distributed Energy | Stow, MA | ISO New England (ISNE) | 2.4 GWh | Nov 2013 | Dec 2023 | Solar |
| Agawam Solar | Citizens Enterprises Corporation | Agawam, MA | ISO New England (ISNE) | 2.1 GWh | Feb 2012 | Dec 2023 | Solar |
| Rehoboth Solar | Citizens Enterprises Corporation | Rehoboth, MA | ISO New England (ISNE) | 3.2 GWh | Nov 2013 | Dec 2023 | Solar |
| Chicopee Solar | Citizens Enterprises Corporation | Chicopee, MA | ISO New England (ISNE) | 4.7 GWh | Nov 2013 | Dec 2023 | Solar |
| Route 57 Solar | Citizens Enterprises Corporation | Agawam, MA | ISO New England (ISNE) | 2.2 GWh | Feb 2013 | Dec 2023 | Solar |
| EBZ Solar | Citizens Enterprises Corporation | Shirley, MA | ISO New England (ISNE) | 3.6 GWh | Dec 2012 | Dec 2023 | Solar |
| Westford Solar Park | MN8 Energy LLC | Westford, MA | ISO New England (ISNE) | 5.3 GWh | Mar 2012 | Dec 2022 | Solar |
| Quittacas Pond Solar | Consolidated Edison Solutions Inc. | Rochester, MA | ISO New England (ISNE) | 7.0 GWh | Nov 2013 | Dec 2022 | Solar |
| Northbridge Solar | Consolidated Edison Development Inc. | South Grafton, MA | ISO New England (ISNE) | 3.7 GWh | Jul 2013 | Dec 2022 | Solar |
| CES Sterling LLC | SunEdison LLC | Sterling, MA | ISO New England (ISNE) | 3.2 GWh | Jan 2013 | Dec 2023 | Solar |
| Bellingham PV | Terraform Arcadia | Douglas, MA | ISO New England (ISNE) | 4.4 GWh | Sep 2013 | Dec 2023 | Solar |
| Marshfield PV | Terraform Arcadia | Marshfield, MA | ISO New England (ISNE) | 5.2 GWh | Nov 2013 | Dec 2023 | Solar |
| Orange PV | Terraform Arcadia | Orange, MA | ISO New England (ISNE) | 2.4 GWh | Jun 2013 | Dec 2023 | Solar |
| Maynard PV | Terraform Arcadia | Maynard, MA | ISO New England (ISNE) | 1.3 GWh | Dec 2013 | Dec 2023 | Solar |
| Southbridge PV | Terraform Arcadia | Southbridge, MA | ISO New England (ISNE) | 3.8 GWh | Dec 2013 | Dec 2023 | Solar |
| Hull Wind II | Hull Municipal Light Plant | Hull, MA | ISO New England (ISNE) | 2.8 GWh | Apr 2006 | Apr 2023 | Wind |
| Merrimac Solar | Consolidated Edison Development Inc. | Merrimac, MA | ISO New England (ISNE) | 2.5 GWh | Nov 2013 | Dec 2022 | Solar |
| Cottage Street Solar Facility | Western Massachusetts Electric Company | Springfield, MA | ISO New England (ISNE) | 3.3 GWh | Apr 2014 | Jun 2024 | Solar |
| Town of East Bridgewater CSG | Tesla Inc. | East Bridgewater, MA | ISO New England (ISNE) | 1.2 GWh | May 2013 | Dec 2023 | Solar |
| Berkshire 1 | PPS Berkshire Solar LLC | Sheffield, MA | ISO New England (ISNE) | 2.4 GWh | Nov 2011 | Dec 2023 | Solar |
| North Brookfield | Mass Solar, LLC | North Brookfield, MA | ISO New England (ISNE) | 4.3 GWh | May 2014 | Dec 2023 | Solar |
| Cape Cod Air Force Station - 6 SWS | US Air Force | Sagamore, MA | ISO New England (ISNE) | 6.7 GWh | Dec 2013 | Jun 2024 | Wind |
| Braley Road 2 | Mass Solar, LLC | Freetown, MA | ISO New England (ISNE) | 3.9 GWh | Feb 2015 | Jul 2023 | Solar |
| Dartmouth | Mass Solar, LLC | Dartmouth, MA | ISO New England (ISNE) | 8.7 GWh | Mar 2014 | Dec 2023 | Solar |
| Turners Falls | FirstLight Power Resources, Inc. - MA | Montague, MA | ISO New England (ISNE) | 14.9 GWh | Dec 1904 | Dec 2023 | Water |
| Cleary Flood Hybrid | City of Taunton | Taunton, MA | ISO New England (ISNE) | 26.8 GWh | May 1966 | Dec 2022 | Natural Gas : 95.2% Distillate Fuel Oil : 4.8% |
| Sherman | Great River Hydro, LLC | Rowe, MA | ISO New England (ISNE) | 38.1 GWh | Nov 1926 | Dec 2023 | Water |
| Deerfield 2 | Great River Hydro, LLC | Conway, MA | ISO New England (ISNE) | 42.4 GWh | Jul 1913 | Dec 2023 | Water |
| West Tisbury Generating Facility | Vineyard Reliability LLC | West Tisbury, MA | ISO New England (ISNE) | 2.1 GWh | Dec 1974 | Dec 2023 | Distillate Fuel Oil |
| Stony Brook | Massachusetts Mun Wholes Electric Co | Ludlow, MA | ISO New England (ISNE) | 15.5 GWh | Oct 1981 | Jun 2024 | Distillate Fuel Oil : 72.0% Natural Gas : 28.0% |
| Deerfield 3 | Great River Hydro, LLC | Buckland, MA | ISO New England (ISNE) | 37.0 GWh | Jul 1912 | Dec 2023 | Water |
| Deerfield 4 | Great River Hydro, LLC | Buckland, MA | ISO New England (ISNE) | 31.0 GWh | Jul 1912 | Dec 2023 | Water |
| Dwight | Central Rivers Power MA, LLC | Chicopee, MA | ISO New England (ISNE) | 10.4 GWh | Dec 1919 | Dec 2023 | Water |
| Indian Orchard | Central Rivers Power MA, LLC | Indian Orchard, MA | ISO New England (ISNE) | 11.4 GWh | Dec 1927 | Dec 2023 | Water |
| Waters River | City of Peabody - (MA) | Peabody, MA | ISO New England (ISNE) | 4.3 GWh | Nov 1971 | Dec 2023 | Natural Gas : 76.6% Distillate Fuel Oil : 23.4% |
| Wilkins Station | Town of Marblehead - (MA) | Marblehead, MA | ISO New England (ISNE) | 100.4 MWh | Oct 1975 | Dec 2023 | Distillate Fuel Oil |
| Front Street | City of Chicopee - (MA) | Chicopee, MA | ISO New England (ISNE) | 775.2 MWh | Dec 1977 | Dec 2023 | Distillate Fuel Oil |
| Princeton Wind Farm | Town of Princeton - (MA) | Princeton, MA | ISO New England (ISNE) | 2.9 GWh | Dec 2009 | Dec 2023 | Wind |
| Fife Brook | Bear Swamp Power Company LLC | Florida, MA | ISO New England (ISNE) | 36.1 GWh | Sep 1974 | Dec 2023 | Water |
| Cherry Street | Town of Hudson - (MA) | Hudson, MA | ISO New England (ISNE) | 503.7 MWh | Apr 1951 | Dec 2023 | Distillate Fuel Oil : 71.1% Natural Gas : 28.9% |
| Cabot Holyoke | City of Holyoke Gas and Electric Dept. | Holyoke, MA | ISO New England (ISNE) | 6.3 GWh | Dec 1892 | Dec 2023 | Water |
| General Electric Aircraft Engines | General Electric Aircraft Engines | Lynn, MA | ISO New England (ISNE) | 2.6 GWh | Dec 1947 | Jun 2024 | Solar |
| M Street Jet | Massachusetts Bay Trans Auth | Boston, MA | ISO New England (ISNE) | 354.7 MWh | Apr 1979 | Dec 2023 | Kerosene |
| Riverside Holyoke | City of Holyoke Gas and Electric Dept. | Holyoke, MA | ISO New England (ISNE) | 42.6 GWh | Dec 1905 | Dec 2023 | Water |
| Mystic Generating Station | Constellation Mystic Power LLC | Charlestown, MA | ISO New England (ISNE) | 1.9 TWh | May 1969 | Mar 2024 | Natural Gas |
| Exelon Medway LLC | Constellation Power, Inc | Medway, MA | ISO New England (ISNE) | 4.3 GWh | Jun 1970 | Dec 2023 | Distillate Fuel Oil |
| Kendall Square Station | Kendall Green Energy, LLC | Cambridge, MA | ISO New England (ISNE) | 1.7 TWh | May 1949 | Jun 2024 | Natural Gas : 99.8% |
| Oak Bluffs Diesel Generating Facility | Vineyard Reliability LLC | Oak Bluffs, MA | ISO New England (ISNE) | 1.7 GWh | Dec 1968 | Dec 2023 | Distillate Fuel Oil |
| Canal | Canal Generating LLC | Sandwich, MA | ISO New England (ISNE) | 92.8 GWh | May 1968 | Jun 2024 | Natural Gas : 55.5% Residual Fuel Oil : 43.6% Distillate Fuel Oil : 0.8% |
| Boatlock | City of Holyoke Gas and Electric Dept. | Holyoke, MA | ISO New England (ISNE) | 22.4 GWh | Dec 1920 | Dec 2023 | Water |
| Chemical | City of Holyoke Gas and Electric Dept. | Holyoke, MA | ISO New England (ISNE) | 7.8 GWh | Dec 1934 | Dec 2023 | Water |
| Hadley Falls | City of Holyoke Gas and Electric Dept. | Holyoke, MA | ISO New England (ISNE) | 235.8 GWh | Dec 1951 | Dec 2023 | Water |
| Bellingham Cogeneration Facility | Northeast Energy Associates LP | Bellingham, MA | ISO New England (ISNE) | 102.2 GWh | Aug 1991 | Nov 2023 | Natural Gas : 88.2% Distillate Fuel Oil : 11.8% |
| Deerfield 5 | Great River Hydro, LLC | Florida, MA | ISO New England (ISNE) | 67.8 GWh | Sep 1974 | Dec 2023 | Water |
Browse Power Plants By Massachusetts Counties
Figures are based on June 2024 generation numbers.| County | State Rank | Active Plants | Jun 2024 Generation |
|---|---|---|---|
| Norfolk County, MA | # 1 | 36 | 6.4 TWh |
| Worcester County, MA | # 2 | 188 | 4.8 TWh |
| Middlesex County, MA | # 3 | 65 | 4.1 TWh |
| Essex County, MA | # 4 | 37 | 2.0 TWh |
| Hampden County, MA | # 5 | 83 | 1.4 TWh |
| Plymouth County, MA | # 6 | 73 | 871.2 GWh |
| Bristol County, MA | # 7 | 68 | 593.5 GWh |
| County | State Rank | Active Plants | Jun 2024 Generation |
|---|---|---|---|
| Suffolk County, MA | # 8 | 13 | 494.5 GWh |
| Franklin County, MA | # 9 | 31 | 437.0 GWh |
| Barnstable County, MA | # 10 | 21 | 157.3 GWh |
| Hampshire County, MA | # 11 | 35 | 144.9 GWh |
| Berkshire County, MA | # 12 | 35 | 58.2 GWh |
| Dukes County, MA | # 13 | 7 | 8.5 GWh |