Browse Dams

1,356 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 1,356 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
Otis Woodlands Club Dam Massachusetts Berkshire 22 Significant Satisfactory - Recreation
Butterfield Pond Dam Massachusetts Middlesex 22 Significant Satisfactory 1938 Recreation
Fisk Brook Dam Massachusetts Berkshire 22 Significant Unsatisfactory -
Buckley Dunton Lake Dam Massachusetts Berkshire 22 High Satisfactory 1870 Recreation
Pumping Station Dam Massachusetts Franklin 22 Significant Satisfactory - Water Supply
Mctaggarts Pond Dam Massachusetts Worcester 22 Significant Unsatisfactory 1928 Recreation
Lake Wampanoag Dam Massachusetts Worcester 22 High Fair - Other
Delaney Complex Dam Massachusetts Middlesex 22 Significant Satisfactory 1967 Flood Risk Reduction
Metropolitan Circular Dam Massachusetts Middlesex 22 Significant Satisfactory - Recreation
Clear Pond Dam Massachusetts Hampden 22 Low Poor -
Schencks Pond Dam Massachusetts Middlesex 22 High Satisfactory 1940 Water Supply
First Herring Brook Reservoir Dam Massachusetts Plymouth 22 High Satisfactory 1969 Water Supply
Winnekeag Lake Dam Massachusetts Worcester 21 High Fair 1878 Recreation
Larner Pond Dam Massachusetts Worcester 21 Significant Fair 1830 Recreation
Hillside Beach Dam Massachusetts Hampshire 21 High Fair - Recreation
Maple Street Dam Massachusetts Bristol 21 Significant Fair - Recreation
Allen Reservoir Pl-566 Flood Control Dam Massachusetts Norfolk 21 High Fair 1981 Flood Risk Reduction
Pine Tree Brook Pl-566 Flood Control Dam Massachusetts Norfolk 21 Significant Satisfactory 1955 Flood Risk Reduction
Gates Pond Dam Massachusetts Worcester 21 Low Fair 1915 Water Supply
Lake Shirley Dam Massachusetts Worcester 21 High Satisfactory 1852 Recreation
Arnold Dam Massachusetts Berkshire 21 Significant Poor 1954 Water Supply
Unionville Pond Dam Massachusetts Worcester 21 Significant Fair 1909 Recreation
Round Pond Dam Massachusetts Berkshire 21 Low Poor 1963 Recreation
Dean Pond Dam Massachusetts Hampden 21 Significant Satisfactory 1933 Recreation
Lensdale Pond Dam Massachusetts Worcester 21 Significant Fair - Other
Coes Reservoir Dam Massachusetts Worcester 21 High Satisfactory 1865 Recreation
Greenfield Electric Light & Power Dam Massachusetts Franklin 21 Significant Fair -
Tully Pond Dam Massachusetts Franklin 20 Significant Fair - Recreation
Upper Merino Pond Dam Massachusetts Worcester 20 High Fair - Water Supply
Standish Chard Dam Massachusetts Franklin 20 Significant Poor - Other
Worcester Diversion Levee System Massachusetts Worcester 20 Significant Satisfactory 1960 Flood Risk Reduction
Northfield Mt. - North Dike Massachusetts Franklin 20 High Satisfactory 1973 Hydroelectric
Highland Lake Dam Massachusetts Norfolk 20 Low Poor 1830 Recreation
Woodbury Pond Dam Massachusetts Worcester 20 Significant Poor 1900 Recreation
Breckwood Pond Dam Massachusetts Hampden 20 Significant Poor 1934 Recreation
Brass Mill Pond Dam Massachusetts Hampshire 20 Low Poor -
Pond At West Road Dam Massachusetts Middlesex 20 Low Unsatisfactory -
Clock Tower Dam Massachusetts Middlesex 20 Significant Satisfactory 1890 Recreation
October Mountain Lake Dike Massachusetts Berkshire 20 High Satisfactory 1985 Flood Risk Reduction
Lower Gore Pond Dam Massachusetts Worcester 20 Significant Poor - Other
Northfield Mt. - Upper Reservoir Intake Massachusetts Franklin 20 High Satisfactory 1973 Hydroelectric
Silk Mill Dam Massachusetts Middlesex 20 Low Fair 1912 Flood Risk Reduction
Rochdale Pond Dam Massachusetts Worcester 20 High Poor - Recreation
Big Bearhole Pond Dam Massachusetts Bristol 20 High Satisfactory 1920 Recreation
Partridgeville Pond Dam Massachusetts Worcester 20 Significant Satisfactory 1938 Recreation
Lake Watatic Dam Massachusetts Worcester 20 High Fair 1955 Recreation
Parker Pond Dam Massachusetts Worcester 20 Significant Fair - Recreation
Lower Pawtucket Locks Massachusetts Middlesex 20 Significant Satisfactory 1822 Hydroelectric
Button Shop Dam No. 1 Massachusetts Hampshire 20 Significant Poor - Recreation
Falulah Reservoir Dam Massachusetts Worcester 20 Significant Poor 1883 Water Supply

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.