Directory of Power Plants in Massachusetts
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Hunt Farm Solar | Altus Power America Management, LLC | Orange, MA | ISO New England (ISNE) | 3.8 GWh | Aug 2013 | Dec 2023 | Solar |
| Upper Blackstone (MA) Treasure Valley | Nexamp Treasure Valley Solar, LLC | Rutland, MA | ISO New England (ISNE) | 7.1 GWh | Jun 2014 | Dec 2023 | Solar |
| New Bedford (MA) Plymouth | BWC Origination 4, LLC | Plymouth, MA | ISO New England (ISNE) | 7.0 GWh | Jun 2014 | Dec 2023 | Solar |
| RGS-Rutland VNM SREC II Project (MA) | TerraForm Solar XVII, LLC | Rutland, MA | ISO New England (ISNE) | 1.2 GWh | Oct 2015 | Dec 2022 | Solar |
| Adams Farm Solar | Altus Power America Management, LLC | Athol, MA | ISO New England (ISNE) | 3.7 GWh | Sep 2013 | Dec 2023 | Solar |
| Chester Solar Farm | Kearsarge Solar LLC | Chester, MA | ISO New England (ISNE) | 5.2 GWh | May 2014 | Dec 2023 | Solar |
| Belchertown | Altus Power America Management, LLC | Belchertown, MA | ISO New England (ISNE) | 1.4 GWh | Nov 2015 | Dec 2023 | Solar |
| WYM 1250 Palmer LLC | CVI CleanCapital Solar 6 | Palmer, MA | ISO New England (ISNE) | 1.6 GWh | Aug 2013 | Dec 2022 | Solar |
| Southern Sky Renew Energy Berkley LLC | Southern Sky Renewable Energy Berkley, LLC | Berkley, MA | ISO New England (ISNE) | 3.5 GWh | May 2014 | Dec 2023 | Solar |
| Brookfield Solar 2013 LLC | CVI CleanCapital Solar 6 | North Brookfield, MA | ISO New England (ISNE) | 2.1 GWh | Nov 2013 | Dec 2023 | Solar |
| Morin Solar 2013 LLC | CVI CleanCapital Solar 6 | Warren, MA | ISO New England (ISNE) | 5.3 GWh | Nov 2013 | Dec 2023 | Solar |
| Shirley Water | Altus Power America Management, LLC | Shirley, MA | ISO New England (ISNE) | 3.0 GWh | Jul 2016 | Dec 2023 | Solar |
| Hampden | Altus Power America Management, LLC | Hampden, MA | ISO New England (ISNE) | 4.7 GWh | Jun 2015 | Dec 2023 | Solar |
| Rising Paper | Altus Power America Management, LLC | Great Barrington, MA | ISO New England (ISNE) | 3.1 GWh | Apr 2016 | Dec 2023 | Solar |
| Rail Trail | Altus Power America Management, LLC | Great Barrington, MA | ISO New England (ISNE) | 3.3 GWh | Apr 2016 | Dec 2023 | Solar |
| Westport MA 2 Community Solar | Navisun LLC | Westport, MA | ISO New England (ISNE) | 1.9 GWh | Aug 2016 | Dec 2023 | Solar |
| Westport MA 1 Community Solar | Navisun LLC | Westport, MA | ISO New England (ISNE) | 2.3 GWh | Aug 2016 | Dec 2023 | Solar |
| Worcester Landfill | City of Worcester DPW | Worcester, MA | ISO New England (ISNE) | 9.1 GWh | Apr 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 |
| Hardwick-Athol & Eagle Hill | SEC CRSD Solar One, LLC | Hardwick, MA | ISO New England (ISNE) | 3.5 GWh | Jun 2015 | Dec 2023 | Solar |
| Wareham MA 1 Community Solar | Navisun LLC | Wareham, MA | ISO New England (ISNE) | 3.3 GWh | Aug 2016 | Dec 2023 | Solar |
| Carver MA 1 Community Solar | Navisun LLC | Carver, MA | ISO New England (ISNE) | 2.9 GWh | Aug 2016 | Dec 2023 | Solar |
| West Bridgewater AB CSG | MN8 Energy LLC | West Bridgewater, MA | ISO New England (ISNE) | 2.8 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 |
| Southbridge Solar | AES Distributed Energy | Southbridge, MA | ISO New England (ISNE) | 2.2 GWh | Feb 2016 | Jun 2024 | Solar |
| SJA Solar LLC-Solterra Monastery CSG | SJA Solar, LLC | Spencer, MA | ISO New England (ISNE) | 75.2 GWh | Nov 2016 | Dec 2023 | Solar |
| Deer Island Treatment Plant | Massachusetts Wtr Rauth-Deer I | Winthrop, MA | ISO New England (ISNE) | 41.9 GWh | Jul 1995 | Jun 2024 | Other Biomass Gas : 71.7% Distillate Fuel Oil : 14.3% Water : 11.0% Solar : 1.7% Wind : 1.3% |
| Wheelabrator Saugus | Wheelabrator Environmental Systems | Saugus, MA | ISO New England (ISNE) | 242.8 GWh | Jul 1985 | Jun 2024 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Wheelabrator Millbury Facility | Wheelabrator Environmental Systems | Millbury, MA | ISO New England (ISNE) | 344.1 GWh | Aug 1987 | Jun 2024 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Wheelabrator North Andover | Wheelabrator Environmental Systems | North Andover, MA | ISO New England (ISNE) | 260.2 GWh | Apr 1985 | Jun 2024 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Covanta Haverhill | Ogden Projects Inc-Haverhill | Haverhill, MA | ISO New England (ISNE) | 374.2 GWh | Apr 1989 | Jun 2024 | Non-biogenic Municipal Solid Waste : 54.9% Biogenic Municipal Solid Waste : 44.9% |
| SEMASS Resource Recovery | SEMASS Partnership | West Wareham, MA | ISO New England (ISNE) | 625.1 GWh | Jun 1988 | Jun 2024 | Non-biogenic Municipal Solid Waste : 54.3% Biogenic Municipal Solid Waste : 44.5% Natural Gas : 1.2% |
| Mass Inst Tech Cntrl Utilities/Cogen Plt | Massachusetts Inst of Tech | Cambridge, MA | ISO New England (ISNE) | 223.7 GWh | May 1995 | Dec 2023 | Natural Gas : 99.9% |
| Kendall Square Station | Kendall Green Energy, LLC | Cambridge, MA | ISO New England (ISNE) | 1.7 TWh | May 1949 | Jun 2024 | Natural Gas : 99.8% |
| Fore River Generating Station | Calpine Fore River Energy Center, LLC | North Weymouth, MA | ISO New England (ISNE) | 2.9 TWh | Jul 2003 | Jun 2024 | Natural Gas : 99.8% |
| Exelon West Medway II LLC | Constellation Power, Inc | Medway, MA | ISO New England (ISNE) | 199.0 GWh | Feb 2019 | Jun 2024 | Natural Gas : 99.6% |
| Medical Area Total Energy Plant | MATEP LLC | Boston, MA | ISO New England (ISNE) | 364.8 GWh | Dec 1979 | Dec 2022 | Natural Gas : 99.3% Distillate Fuel Oil : 0.7% |
| Pittsfield Generating LP | Pittsfield Generating Company, LP | Pittsfield, MA | ISO New England (ISNE) | 24.8 GWh | Jun 1990 | Jun 2024 | Natural Gas : 99.1% Distillate Fuel Oil : 0.9% |
| Erving Paper Mills | Erving Paper Mills Inc | Erving, MA | ISO New England (ISNE) | 49.2 GWh | Nov 2013 | Jun 2024 | Natural Gas : 98.7% Distillate Fuel Oil : 1.3% |
| Univ of Massachusetts Medical Center | University of Massachusetts Medical | Worcester, MA | ISO New England (ISNE) | 71.2 GWh | Mar 1974 | Dec 2022 | Natural Gas : 97.8% Residual Fuel Oil : 1.6% Distillate Fuel Oil : 0.6% |
| Dartmouth Power Associates LP | Morris Energy Operations Company, LLC | Dartmouth, MA | ISO New England (ISNE) | 62.0 GWh | Feb 1992 | Dec 2022 | Natural Gas : 96.3% Distillate Fuel Oil : 3.7% |
| 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% |
| 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% |
| 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% |
| Potter Station 2 | Town of Braintree - (MA) | Braintree, MA | ISO New England (ISNE) | 39.0 GWh | Jun 1963 | Dec 2023 | Natural Gas : 83.3% Distillate Fuel Oil : 16.7% |
| 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% |
| IXYS - Beverly | IXYS Integrated Circuits Division, LLC | Beverly, MA | ISO New England (ISNE) | 22.4 MWh | Dec 1996 | Dec 2022 | Natural Gas : 74.3% Distillate Fuel Oil : 25.7% |
| High Street Station | Town of Ipswich - (MA) | Ipswich, MA | ISO New England (ISNE) | 55.6 MWh | May 1937 | Dec 2023 | Natural Gas : 64.6% Distillate Fuel Oil : 35.4% |
| 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% |
| ANP Bellingham Energy Project | Bellingham Power Generation LLC | Bellingham, MA | ISO New England (ISNE) | 3.0 TWh | Oct 2002 | Jun 2024 | Natural Gas |
| CoreSite - Somerville | Bloom Energy | Somerville, MA | ISO New England (ISNE) | 33.2 GWh | Aug 2020 | Dec 2022 | Natural Gas |
| Mystic Generating Station | Constellation Mystic Power LLC | Charlestown, MA | ISO New England (ISNE) | 1.9 TWh | May 1969 | Mar 2024 | Natural Gas |
| Rousselot Inc | Rousselot Inc | Peabody, MA | ISO New England (ISNE) | 16.2 GWh | Apr 1947 | Nov 2023 | Natural Gas |
| Centech Gas Generator | Town of Shrewsbury - (MA) | Shrewsbury, MA | ISO New England (ISNE) | 363.3 MWh | Mar 2019 | Dec 2023 | Natural Gas |
| Norton Powerhouse 2 | Norton Powerhouse 2 | Worcester, MA | ISO New England (ISNE) | 7.1 GWh | Oct 2022 | Dec 2022 | Natural Gas |
| Clark University | Clark University | Worcester, MA | ISO New England (ISNE) | 9.3 GWh | Dec 2012 | Dec 2023 | Natural Gas |
| Masspower | Masspower | Indian Orchard, MA | ISO New England (ISNE) | 610.7 GWh | Jun 1993 | Dec 2023 | Natural Gas |
| Milford Power LP | Milford Power LLC | Milford, MA | ISO New England (ISNE) | 147.3 GWh | Feb 1993 | Dec 2022 | Natural Gas |
| Boston Medical Center CHP Plant | Boston Medical Center | Boston, MA | ISO New England (ISNE) | 12.7 GWh | Mar 2017 | Dec 2022 | Natural Gas |
| One Patriot | Bloom Energy | Foxborough, MA | ISO New England (ISNE) | 14.3 GWh | Nov 2019 | Dec 2023 | Natural Gas |
| Bridgewater Complex Co-Generation Plant | Massachusetts Department of Correction | Bridgewater, MA | ISO New England (ISNE) | 9.5 GWh | Oct 2015 | Dec 2023 | Natural Gas |
| Amherst College Co Gen | Amherst College | Amherst, MA | ISO New England (ISNE) | 1.4 GWh | Oct 2006 | Dec 2022 | Natural Gas |
| Salem Harbor Power Development LP | Salem Harbor Power Development LP | Salem, MA | ISO New England (ISNE) | 881.0 GWh | Apr 2018 | Jun 2024 | Natural Gas |
| 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 |
| Gillette SBMC | The Gillette Company | Boston, MA | ISO New England (ISNE) | 66.1 GWh | Jan 1971 | Jun 2024 | Natural Gas |
| Equinix - Billerica | Bloom Energy | Billerica, MA | ISO New England (ISNE) | 16.5 GWh | Aug 2021 | Dec 2022 | Natural Gas |
| ANP Blackstone Energy Project | ANP Blackstone Energy Company LLC | Blackstone, MA | ISO New England (ISNE) | 2.6 TWh | May 2001 | Jun 2024 | Natural Gas |
| West Groton CHP | Hollingsworth & Vose Co West Groton | Groton, MA | ISO New England (ISNE) | 24.0 GWh | Nov 2015 | Dec 2022 | Natural Gas |
| Millennium Power | Millennium Power Company, LLC | Charlton, MA | ISO New England (ISNE) | 790.8 GWh | Mar 2001 | Jun 2024 | Natural Gas |
| Berkshire Power | Berkshire Power Co LLC | Agawam, MA | ISO New England (ISNE) | 70.1 GWh | Aug 1999 | Dec 2023 | Natural Gas |
| Dighton Power Plant | Dighton Power, LLC | Dighton, MA | ISO New England (ISNE) | 267.7 GWh | Apr 1999 | Dec 2022 | Natural Gas |
| Wellesley College Central Utility Plant | Wellesley College | Wellesley, MA | ISO New England (ISNE) | 480.2 MWh | May 1985 | Dec 2023 | Natural Gas |
| GRS Fall River | Gas Recovery Systems Inc | Fall River, MA | ISO New England (ISNE) | 1.1 GWh | Jun 2000 | Dec 2022 | Landfill Gas |
| Ameresco Chicopee Energy | AMERESCO Chicopee Energy LLC | Chicopee, MA | ISO New England (ISNE) | 15.7 GWh | Jan 2004 | Dec 2023 | Landfill Gas |
| Fitchburg Gas Recovery | WM Renewable Energy LLC | Westminster, MA | ISO New England (ISNE) | 33.7 GWh | Sep 2007 | Dec 2023 | Landfill Gas |
| Granby LFG | Industrial Power Services Corp. | Granby, MA | ISO New England (ISNE) | 3.2 GWh | Aug 2001 | Dec 2023 | Landfill Gas |
| 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 |
| MM Taunton Energy | MM Taunton Energy LLC | Taunton, MA | ISO New England (ISNE) | 9.1 GWh | Aug 1997 | Dec 2023 | Landfill Gas |
| Greater New Bedford LFG Utiliz. Facility | CommonWealth New Bedford Energy LLC | New Bedford, MA | ISO New England (ISNE) | 21.7 GWh | Sep 2005 | Dec 2023 | Landfill Gas |
| M Street Jet | Massachusetts Bay Trans Auth | Boston, MA | ISO New England (ISNE) | 354.7 MWh | Apr 1979 | Dec 2023 | Kerosene |
| 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 |
| 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% |
| 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% |
| West Tisbury Generating Facility | Vineyard Reliability LLC | West Tisbury, MA | ISO New England (ISNE) | 2.1 GWh | Dec 1974 | Dec 2023 | Distillate Fuel Oil |
| 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 |
| Signature Breads Chelsea | JDC 65R Owner, LLC | Chelsea, MA | ISO New England (ISNE) | 2.2 MWh | Apr 2019 | Dec 2023 | Distillate Fuel Oil |
| 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 |
| West Water Street | City of Taunton | Taunton, MA | ISO New England (ISNE) | 1.6 GWh | Dec 2017 | Dec 2023 | Distillate Fuel Oil |
| Exelon Medway LLC | Constellation Power, Inc | Medway, MA | ISO New England (ISNE) | 4.3 GWh | Jun 1970 | Dec 2023 | Distillate Fuel Oil |
| Exelon Framingham LLC | Constellation Power, Inc | Framingham, MA | ISO New England (ISNE) | 981.4 MWh | Aug 1969 | Dec 2023 | Distillate Fuel Oil |
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 |