Browse Dams

1,340 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 1,340 dams from the NID database. Each record includes dam name, location, physical dimensions, hazard potential classification, condition assessment, purpose, owner information, and emergency action plan status. Use the filters below to search by state, hazard level, condition, or keyword.

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Name State County Height (ft) Hazard Condition Year Purpose
Paradise Pond Dam Massachusetts Hampshire 29 High Satisfactory 1850 Recreation
Bassett Brook Reservoir Dam Massachusetts Berkshire 29 Significant Fair 1967 Water Supply
Carlson Quarry Reservoir Dam Massachusetts Essex 28 Low Satisfactory 1953 Water Supply
Guard Lock & Gates Massachusetts Middlesex 28 High Poor 1848 Hydroelectric
Lawrence Reservoir Dam Massachusetts Essex 28 Low Satisfactory 1875 Water Supply
Ashby Reservoir Dam Massachusetts Middlesex 28 Significant Fair 1918 Water Supply
Crescent Street Massachusetts Worcester 28 Significant Satisfactory 1900 Hydroelectric
Byron Weston Dam No. 1 Massachusetts Berkshire 28 Significant Satisfactory 1875 Recreation
Manchester Pond Reservoir Dam Massachusetts Bristol 28 High Fair 1963 Water Supply
Heywood Reservoir Dam Massachusetts Worcester 28 Significant Poor 1926
Osgood Pond Dam Massachusetts Essex 28 Significant Poor — Other
Carpenter Reservoir Dike Massachusetts Worcester 28 Low Poor 1888 Water Supply
Gauco Pond Dam Massachusetts Worcester 28 Low Unsatisfactory 1975
Constance M. Fiske Flood Retarding Dam Massachusetts Middlesex 28 High Satisfactory 1984 Flood Risk Reduction
Lower Flint Pond Dam Massachusetts Middlesex 28 Low Fair — Fire Protection, Stock, Or ...
Kettle Brook Reservoir No. 2 Dam Massachusetts Worcester 28 High Satisfactory 1903 Water Supply
West Parish Filter No. 1 Dam Massachusetts Hampden 28 Significant Fair 1924 Water Supply
Snows Mill Pond Dam Massachusetts Worcester 28 High Satisfactory — Other
Shelburne Falls Fire District Reservoir Dam Massachusetts Franklin 28 Significant Fair 1921 Water Supply
Goose Pond Dam Massachusetts Berkshire 28 High Satisfactory 1840 Recreation
Manchaug Pond Dam Massachusetts Worcester 28 High Fair 1836 Recreation
Nelson Mills Pond Dam Massachusetts Franklin 27 Significant Poor 1937 Recreation
Metropolitan Circular Dam Massachusetts Middlesex 27 Significant Satisfactory — Recreation
Whitney Pond Dam Massachusetts Worcester 27 High Poor 1880 Recreation
Wright'S Pond Dam Massachusetts Middlesex 27 High Fair — Recreation
Kittredge Dam Massachusetts Worcester 27 Significant Satisfactory 1964 Flood Risk Reduction
Fitchburg Reservoir North Dam Massachusetts Middlesex 27 Low Fair 1916 Water Supply
Bel Air Dam Massachusetts Berkshire 27 High Unsatisfactory — Recreation
Upper Stoneville Reservoir Dam Massachusetts Worcester 27 High Satisfactory — Recreation
Lake Rico Dam Massachusetts Bristol 27 Significant Fair 1972 Recreation
Thousand Acre Reservoir Dam Massachusetts Worcester 27 Low Fair 1939
Upper Highland Lake Dam Massachusetts Hampshire 27 High Satisfactory 1872 Recreation
Lovell Reservoir Dike Massachusetts Worcester 27 High Satisfactory 1929 Water Supply
Framingham Reservoir No. 2 Dam Massachusetts Middlesex 27 High Poor 1878
Sucker Brook Dam Massachusetts Worcester 27 Significant Satisfactory — Flood Risk Reduction
Marcalus Manufacturing Company Dam Massachusetts Hampshire 27 High Fair — Recreation
Unquomonk Upper Reservoir Dam Massachusetts Hampshire 27 Low Satisfactory 1903
Hoppin Hill Reservoir Dam Massachusetts Bristol 27 High Satisfactory 1910 Water Supply
Lithia Springs Reservoir Dam Massachusetts Hampshire 26 Low Fair 1948 Recreation
Lancaster Mill Pond Dam Massachusetts Worcester 26 Significant Fair — Recreation
Fort Meadow Reservoir Dam Massachusetts Middlesex 26 High Poor 1848 Recreation
Lamberton Brook Dam Massachusetts Worcester 26 Significant Satisfactory 1965 Flood Risk Reduction
Putnamville Reservoir West Dike Massachusetts Essex 26 High Satisfactory 1954 Water Supply
Terry Brook Reservoir Dam Massachusetts Bristol 26 High Satisfactory — Recreation
Lee Pond Dam Massachusetts Worcester 26 Significant Fair 1880 Recreation
Stevens Paper Company Upper Dam Massachusetts Hampden 26 Low Fair 1901 Recreation
Iron Hill Dam Massachusetts Norfolk 26 High Satisfactory — Recreation
Lowell Reservoir Dam Massachusetts Middlesex 26 High Fair 1872 Recreation
Tihonet Pond No. 2 Dam Massachusetts Plymouth 26 Significant Satisfactory — Fire Protection, Stock, Or ...
Cookson Pond Dam Massachusetts Berkshire 26 Significant Fair 1959 Recreation

Frequently Asked Questions

Hazard potential is based on the consequences of dam failure, not the condition of the dam. High hazard means loss of human life is probable. Significant means economic and environmental losses are expected but no probable loss of life. Low means minimal losses are expected. The classification considers downstream population, infrastructure, and environmental resources.

Condition ratings reflect the physical state of the dam based on periodic inspections. Satisfactory means no deficiencies found. Fair means minor issues exist but no immediate action needed. Poor means safety deficiencies require remedial action. Unsatisfactory means the dam is unsafe and immediate corrective action is required.

Yes. Use the search field above to find dams by name. You can also combine the search with state, hazard, and condition filters to narrow your results. Each dam record links to a detail page with complete information.