Dams in Middlesex, Massachusetts

148
Total Dams
41
High Hazard
71
Significant
110.1 yrs
Avg Age
Hazard Name Height
Dam Name Hazard Height Built Type State
Nabnasset Pond Dam Middlesex Significant Hazard 14 ft 1926 Earth Massachusetts
Freeman Lake Dam Middlesex Significant Hazard 29 ft 1976 Earth Massachusetts
Norumbega Reservoir Dike #3 Middlesex Significant Hazard 42 ft 1940 Earth Massachusetts
Lake Quannapowitt Dam Middlesex Significant Hazard 6 ft 1927 Concrete Massachusetts
Valley Pond Dike Middlesex Significant Hazard 11 ft 1961 Earth Massachusetts
Ames Pond Dike B Middlesex Significant Hazard 11 ft — Earth Massachusetts
Upper Mystic Lake Dam Middlesex Significant Hazard 16 ft 2009 Earth Massachusetts
Barefoot Brook Dam Middlesex Significant Hazard 16 ft 1962 Earth Massachusetts
Cordingly Dam Middlesex Significant Hazard 11 ft 1912 Concrete Massachusetts
Balch Pond Dike Middlesex Significant Hazard 3 ft — Earth Massachusetts
Ashby Reservoir Dam Middlesex Significant Hazard 28 ft 1918 Concrete Massachusetts
Newton Lower Falls Dam Middlesex Significant Hazard 9 ft — Masonry Massachusetts
Upper Flint Pond Dam Middlesex Significant Hazard 10 ft — Masonry Massachusetts
Snake Brook Dam Middlesex Significant Hazard 13 ft 1878 Rockfill Massachusetts
Valley Pond Dam Middlesex Significant Hazard 14 ft 1962 Earth Massachusetts
Stearns Millpond Dam Middlesex Significant Hazard 10 ft — Masonry Massachusetts
Brookside Mill Dam Middlesex Significant Hazard 16 ft 1862 Masonry Massachusetts
Collinsville Dam Middlesex Significant Hazard 22 ft 1850 Masonry Massachusetts
Townsend Harbor Dam Middlesex Significant Hazard 11 ft 1870 Rockfill Massachusetts
Delaney Complex Middlesex Significant Hazard 22 ft 1967 Earth Massachusetts
Upper Flannagan Pond Dam Middlesex Significant Hazard 9 ft 1955 Concrete Massachusetts
Lake Boon Dam Middlesex Significant Hazard 7 ft 1847 Earth Massachusetts
Scalley Dam Middlesex Significant Hazard 15 ft 1989 Earth Massachusetts
Damondale Dam Middlesex Significant Hazard 10 ft — Concrete Massachusetts
Wilson Corne Mill Dam Middlesex Significant Hazard 13 ft 1675 Earth Massachusetts
Old Water Supply Dam Middlesex Significant Hazard 12 ft 2013 Earth Massachusetts
Assabet Middlesex Significant Hazard 13 ft 1921 Masonry Massachusetts
Lake Winthrop Dam Middlesex Significant Hazard 5 ft 1966 Earth Massachusetts
Lexington Reservoir Dam Middlesex Significant Hazard 11 ft 1900 Gravity Massachusetts
Norumbega Reservoir Dike #2 Middlesex Significant Hazard 42 ft 1940 Earth Massachusetts
Whitehall Upper Pond Dam Middlesex Significant Hazard 10 ft — Masonry Massachusetts
Spot Pond Dike #5 Middlesex Significant Hazard 9 ft 1880 Earth Massachusetts
Spot Pond Dike #4 Middlesex Significant Hazard 9 ft 1880 Earth Massachusetts
Talbot Mills Dam Middlesex Significant Hazard 16 ft 1828 Masonry Massachusetts
Spot Pond Dam Middlesex Significant Hazard 18 ft — Earth Massachusetts
Curve St. Dam Middlesex Significant Hazard 9 ft 1904 Earth Massachusetts
Fells Reservoir Dam - #3 Middlesex Significant Hazard 25 ft 1898 Earth Massachusetts
Millham Reservoir Dam Middlesex Significant Hazard 26 ft 1893 Concrete Massachusetts
Washington Street Dam Middlesex Significant Hazard 16 ft 1956 Masonry Massachusetts
Mill Pond Reservoir North Dike Middlesex Significant Hazard 50 ft 1973 Concrete Massachusetts
Crosby Pond Dam Middlesex Significant Hazard 9 ft — Concrete Massachusetts
Massapoag Pond Dam Middlesex Significant Hazard 14 ft — Earth Massachusetts
Erikson Dam Middlesex Significant Hazard 17 ft 1848 Masonry Massachusetts
Locust Pond Dam Middlesex Significant Hazard 14 ft 1949 Gravity Massachusetts
Nagog Pond Dam Middlesex Significant Hazard 15 ft 1909 Gravity Massachusetts
Millpond Dam Middlesex Significant Hazard 20 ft 1890 Gravity Massachusetts
Fletcher Pond Dam Middlesex Significant Hazard 24 ft 1950 Earth Massachusetts
Stony Brook Dam Middlesex Significant Hazard 24 ft 1870 Earth Massachusetts
Butterfield Pond Dam Middlesex Significant Hazard 22 ft 1938 Earth Massachusetts
Bloods Pond Dam Middlesex Significant Hazard 12 ft 2004 Earth Massachusetts