Directory of Power Plants in Massachusetts

List of All Massachusetts Power Plants

Displaying Results 601 to 648 of 648
Plant NameUtilityLocationBalancing AuthorityAnnual GenerationPlant DateLast UpdateFuel Types
West Groton CHPHollingsworth & Vose Co West GrotonGroton, MAISO New England (ISNE)22.0 GWhNov 2015Dec 2024 Natural Gas
Riverside HolyokeCity of Holyoke Gas and Elec Dept - (MA)Holyoke, MAISO New England (ISNE)22.5 GWhDec 1905Dec 2025 Water
SJA Solar LLC-Solterra Monastery CSGSJA Solar, LLCSpencer, MAISO New England (ISNE)23.6 GWhNov 2016Dec 2025 Solar
Deerfield 3Great River Hydro, LLCBuckland, MAISO New England (ISNE)26.5 GWhJul 1912Dec 2025 Water
CoreSite - SomervilleBloom EnergySomerville, MAISO New England (ISNE)27.8 GWhAug 2020Dec 2025 Natural Gas
ShermanGreat River Hydro, LLCRowe, MAISO New England (ISNE)27.8 GWhNov 1926Dec 2025 Water
Norton Powerhouse 2Norton Powerhouse 2Worcester, MAISO New England (ISNE)28.7 GWhOct 2022Dec 2025 Natural Gas
Deerfield 2Great River Hydro, LLCConway, MAISO New England (ISNE)29.4 GWhJul 1913Dec 2025 Water
Fitchburg Gas RecoveryWM Renewable Energy LLCWestminster, MAISO New England (ISNE)31.7 GWhSep 2007Dec 2025 Landfill Gas
Berkshire Wind Power ProjectMassachusetts Mun Wholes Electric CoLanesboro, MAISO New England (ISNE)31.9 GWhApr 2011May 2026 Wind
Deer Island Treatment PlantMassachusetts Wtr Rauth-Deer IWinthrop, MAISO New England (ISNE)33.2 GWhJul 1995May 2026 Other Biomass Gas : 82.5% Distillate Fuel Oil : 13.1% Wind : 2.7% Solar : 1.8%
Potter Station 2Town of Braintree - (MA)Braintree, MAISO New England (ISNE)41.0 GWhJun 1963Dec 2025 Natural Gas : 61.2% Distillate Fuel Oil : 38.8%
Erving Paper MillsErving Paper Mills IncErving, MAISO New England (ISNE)41.9 GWhNov 2013May 2026 Natural Gas : 98.0% Distillate Fuel Oil : 2.0%
Deerfield 5Great River Hydro, LLCFlorida, MAISO New England (ISNE)44.4 GWhSep 1974Dec 2025 Water
Cleary Flood HybridCity of Taunton - (MA)Taunton, MAISO New England (ISNE)54.2 GWhMay 1966Dec 2025 Natural Gas : 94.0% Distillate Fuel Oil : 6.0%
Gillette SBMCThe Gillette CompanyBoston, MAISO New England (ISNE)54.2 GWhJan 1971May 2026 Natural Gas
Lawrence Hydroelectric AssociatesCentral Rivers Power US, LLCLawrence, MAISO New England (ISNE)58.9 GWhJun 1981Dec 2025 Water
Boott HydropowerBoott Hydro, LLC - HybridLowell, MAISO New England (ISNE)60.8 GWhSep 1985Dec 2025 Water
Univ of Massachusetts Medical CenterUniversity of Massachusetts MedicalWorcester, MAISO New England (ISNE)63.3 GWhMar 1974Dec 2025 Natural Gas : 99.3% Distillate Fuel Oil : 0.6%
New England Wind LLCAvangrid Power LLCFlorida, MAISO New England (ISNE)73.0 GWhNov 2012May 2026 Wind
NE Renewable Fitchburg, LLCNE Renewable Fitchburg, LLCWestminster, MAISO New England (ISNE)78.7 GWhJul 1992Dec 2025 Wood/Wood Waste Solids : 98.7% Natural Gas : 1.3%
Central Heating PlantUniversity of Massachusetts AmherstAmherst, MAISO New England (ISNE)79.6 GWhSep 2007Dec 2025 Natural Gas : 96.3% Distillate Fuel Oil : 3.7%
Dartmouth Power Associates LPDartmouth Energy CenterDartmouth, MAISO New England (ISNE)88.9 GWhFeb 1992Dec 2025 Natural Gas : 96.7% Distillate Fuel Oil : 3.3%
Pittsfield Generating LPPittsfield Generating Company, LPPittsfield, MAISO New England (ISNE)136.2 GWhJun 1990May 2026 Natural Gas : 96.9% Distillate Fuel Oil : 3.1%
Hadley FallsCity of Holyoke Gas and Elec Dept - (MA)Holyoke, MAISO New England (ISNE)137.3 GWhDec 1951Dec 2025 Water
Stony BrookMassachusetts Mun Wholes Electric CoLudlow, MAISO New England (ISNE)164.1 GWhOct 1981May 2026 Distillate Fuel Oil : 61.3% Natural Gas : 38.7%
Wheelabrator SaugusWheelabrator Environmental SystemsSaugus, MAISO New England (ISNE)180.5 GWhJul 1985May 2026 Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0%
Mass Inst Tech Cntrl Utilities/Cogen PltMassachusetts Inst of TechCambridge, MAISO New England (ISNE)209.4 GWhMay 1995Dec 2025 Natural Gas
CabotFirstLight Power Resources, Inc. - MAMontague, MAISO New England (ISNE)239.5 GWhDec 1914Dec 2025 Water
Wheelabrator North AndoverWheelabrator Environmental SystemsNorth Andover, MAISO New England (ISNE)240.5 GWhApr 1985May 2026 Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0%
Milford Power LPMilford Power LLCMilford, MAISO New England (ISNE)253.3 GWhFeb 1993Dec 2025 Natural Gas
Exelon West Medway II LLCConstellation Power, IncMedway, MAISO New England (ISNE)258.6 GWhFeb 2019May 2026 Natural Gas : 95.3% Kerosene : 4.7%
Dighton Power PlantDighton Power, LLCDighton, MAISO New England (ISNE)275.5 GWhApr 1999Dec 2025 Natural Gas
Covanta HaverhillOgden Projects Inc-HaverhillHaverhill, MAISO New England (ISNE)287.3 GWhApr 1989May 2026 Non-biogenic Municipal Solid Waste : 52.8% Biogenic Municipal Solid Waste : 43.2% Distillate Fuel Oil : 4.1%
Wheelabrator Millbury FacilityWheelabrator Environmental SystemsMillbury, MAISO New England (ISNE)288.2 GWhAug 1987May 2026 Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0%
Medical Area Total Energy PlantMATEP LLCBoston, MAISO New England (ISNE)318.1 GWhDec 1979Dec 2024 Natural Gas : 98.3% Distillate Fuel Oil : 1.7%
Vineyard Wind 1Vineyard Wind 1 LLCEdgartown, MAISO New England (ISNE)362.9 GWh-May 2026 Wind
Bellingham Cogeneration FacilityNortheast Energy Associates LPBellingham, MAISO New England (ISNE)367.8 GWhAug 1991Dec 2024 Natural Gas : 99.9%
MasspowerMasspowerIndian Orchard, MAISO New England (ISNE)441.7 GWhJun 1993Dec 2025 Natural Gas
CanalCanal Generating LLCSandwich, MAISO New England (ISNE)546.2 GWhMay 1968May 2026 Residual Fuel Oil : 55.3% Natural Gas : 34.6% Distillate Fuel Oil : 10.1%
SEMASS Resource RecoverySEMASS PartnershipWest Wareham, MAISO New England (ISNE)553.0 GWhJun 1988May 2026 Non-biogenic Municipal Solid Waste : 54.0% Biogenic Municipal Solid Waste : 44.2% Natural Gas : 1.7%
Berkshire PowerBerkshire Power Co LLCAgawam, MAISO New England (ISNE)809.5 GWhAug 1999Dec 2025 Natural Gas
Millennium PowerMillennium Power Company, LLCCharlton, MAISO New England (ISNE)995.2 GWhMar 2001May 2026 Natural Gas
Kendall Square StationKendall Green Energy, LLCCambridge, MAISO New England (ISNE)1.5 TWhMay 1949May 2026 Natural Gas : 97.3% Distillate Fuel Oil : 2.7%
Salem Harbor Power Development LPSalem Harbor Power Development LPSalem, MAISO New England (ISNE)1.6 TWhApr 2018May 2026 Natural Gas
Fore River Generating StationCalpine Fore River Energy Center, LLCNorth Weymouth, MAISO New England (ISNE)2.8 TWhJul 2003May 2026 Natural Gas : 92.7% Distillate Fuel Oil : 7.3%
ANP Blackstone Energy ProjectANP Blackstone Energy Company LLCBlackstone, MAISO New England (ISNE)2.9 TWhMay 2001May 2026 Natural Gas
ANP Bellingham Energy ProjectBellingham Power Generation LLCBellingham, MAISO New England (ISNE)3.1 TWhOct 2002May 2026 Natural Gas

Browse Power Plants By Massachusetts Counties

Figures are based on May 2026 generation numbers.
CountyState RankActive PlantsMay 2026 Generation
Franklin County, MA# 1333182.1 GWh
Berkshire County, MA# 1246198.8 GWh
Hampshire County, MA# 1139226.9 GWh
Dukes County, MA# 107376.1 GWh
Suffolk County, MA# 914428.0 GWh
Barnstable County, MA# 825628.3 GWh
Bristol County, MA# 774645.8 GWh
CountyState RankActive PlantsMay 2026 Generation
Plymouth County, MA# 684814.7 GWh
Hampden County, MA# 5891.9 TWh
Middlesex County, MA# 4681.9 TWh
Essex County, MA# 3412.5 TWh
Worcester County, MA# 21975.4 TWh
Norfolk County, MA# 1406.7 TWh