Directory of Power Plants in Massachusetts

List of All Massachusetts Power Plants

Displaying Results 1 to 6 of 6
Plant NameUtilityLocationBalancing AuthorityAnnual GenerationPlant DateLast UpdateFuel Types
UMASSConsolidated Edison Development Inc.Amherst, MAISO New England (ISNE)941.0 MWhSep 2016Dec 2023 Solar
UMass BostonMSS Energy Holdings, LLC (d.b.a. Calibrant Energy)Dorchester, MAISO New England (ISNE)659.0 MWhDec 1971Dec 2023 Solar : 91.2% Distillate Fuel Oil : 8.8%
Univ of Massachusetts Medical CenterUniversity of Massachusetts MedicalWorcester, MAISO New England (ISNE)68.7 GWhMar 1974Dec 2024 Natural Gas : 99.2% Distillate Fuel Oil : 0.7%
Upper Blackstone (MA) Treasure ValleyNexamp Treasure Valley Solar, LLCRutland, MAISO New England (ISNE)7.3 GWhJun 2014Dec 2024 Solar
Upton Community SolarUpton Solar, LLCUpton, MAISO New England (ISNE)3.4 GWhAug 2017Dec 2024 Solar
UMass PV Lot 22Consolidated Edison Development Inc.Amherst, MAISO New England (ISNE)3.2 GWhAug 2022Dec 2024 Solar

Browse Power Plants By Massachusetts Counties

Figures are based on April 2025 generation numbers.
CountyState RankActive PlantsApr 2025 Generation
Norfolk County, MA# 1387.1 TWh
Worcester County, MA# 21904.1 TWh
Middlesex County, MA# 3683.7 TWh
Essex County, MA# 4392.1 TWh
Hampden County, MA# 5861.8 TWh
Plymouth County, MA# 682864.4 GWh
Bristol County, MA# 770765.7 GWh
CountyState RankActive PlantsApr 2025 Generation
Suffolk County, MA# 813455.5 GWh
Barnstable County, MA# 922377.8 GWh
Franklin County, MA# 1033304.8 GWh
Hampshire County, MA# 1137142.3 GWh
Berkshire County, MA# 124481.3 GWh
Dukes County, MA# 1379.9 GWh