Bywatts

Hydro Power Plants in Massachusetts

Massachusetts has 28 hydro power plants in the Bywatts database, one of them retired according to EIA-860. Together they total 1.8 GW of nameplate capacity, 1.8 GW of it at operating plants. The largest operating plant is NORTHFIELD MOUNTAIN (940 MW), operated by FIRSTLIGHT POWER RESOURCES, INC. - MA.

28Plants
1.8 GWCombined capacity

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All 28 hydro plants in Massachusetts

PlantCapacity (MW)OperatorCommissioned
NORTHFIELD MOUNTAIN940FIRSTLIGHT POWER RESOURCES, INC. - MA1972
BEAR SWAMP600BEAR SWAMP POWER COMPANY LLC1974
CABOT62FIRSTLIGHT POWER RESOURCES, INC. - MA1915
HADLEY FALLS33CITY OF HOLYOKE GAS AND ELECTRIC DEPT.1952
COBBLE MOUNTAIN33CITY OF HOLYOKE GAS AND ELECTRIC DEPT.1930
BOOTT HYDROPOWER23BOOTT HYDROPOWER INC1985
DEERFIELD 518TRANSCANADA HYDRO NORTHEAST INC.1974
LAWRENCE HYDROELECTRIC ASSOCIATES15LAWRENCE HYDROELECTRIC ASSOC1981
FIFE BROOK11BEAR SWAMP POWER COMPANY LLC1974
SHERMAN7TRANSCANADA HYDRO NORTHEAST INC.1926
RIVERSIDE7CITY OF HOLYOKE GAS AND ELECTRIC DEPT.1906
TURNERS FALLS6FIRSTLIGHT POWER RESOURCES, INC. - MA1905
DEERFIELD 25TRANSCANADA HYDRO NORTHEAST INC.1913
DEERFIELD 35TRANSCANADA HYDRO NORTHEAST INC.1912
DEERFIELD 45TRANSCANADA HYDRO NORTHEAST INC.1912
INDIAN ORCHARD4NAEA ENERGY MASSACHUSETTS LLC1928
REDBRIDGE4NAEA ENERGY MASSACHUSETTS LLC1926
GARDNERS FALLS4NAEA ENERGY MASSACHUSETTS LLC1914
OAKDALE POWER STATION4MASSACHUSETTS WATER RES AUTH1951
COSGROVE INTAKE AND POWER STATION3MASSACHUSETTS WATER RES AUTH1969
PUTTS BRIDGE3NAEA ENERGY MASSACHUSETTS LLC1918
BOATLOCK3CITY OF HOLYOKE GAS AND ELECTRIC DEPT.1921
CHICOPEE HYDROELECTRIC STATION2O'CONNELL ENGINEERING&FIN INC1985
HARRIS ENERGY REALTY Retired 20192CITY OF HOLYOKE GAS AND ELECTRIC DEPT.·
PEPPERELL HYDRO POWER PLANT2SWIFT RIVER HYDRO OPERATIONS CO., INC1920
CHEMICAL2CITY OF HOLYOKE GAS AND ELECTRIC DEPT.1935
COLLINS FACILITY1COLLINS HYDROELECTRIC PARTNERS1985
DWIGHT1NAEA ENERGY MASSACHUSETTS LLC1920