Browse Dams

7,712 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 7,712 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
Brandt Dam Nebraska Lancaster 20 Low Poor 1977 Flood Risk Reduction
Eden Lake Dam North Carolina Durham 20 High Poor 1958 Recreation
Pocono Highlands Pennsylvania Monroe 20 High Poor 1928 Recreation
Assunpink #8 Dam New Jersey Mercer 20 High Poor — Water Supply
Martins Pond South Carolina Newberry 20 Low Poor 1953 Recreation
Newton Koa Campground Dam Iowa Jasper 20 Significant Poor — Recreation
Edmondson Lake Dam Georgia Troup 20 High Poor — Recreation
Breckwood Pond Dam Massachusetts Hampden 20 Significant Poor 1934 Recreation
Hoffner Lake Dam North Carolina Davie 20 High Poor — Irrigation
Sylvia Place Pond Dam Massachusetts Plymouth 20 Significant Poor — Fish and Wildlife Pond
Twin Lakes Dam South Carolina Orangeburg 20 Significant Poor 1950 Recreation
Cox Reservoir Vermont Windsor 20 Significant Poor 1930 Water Supply
Verdon Dam Nebraska Richardson 20 Low Poor 1958 Recreation
Pauline Singley Dam South Carolina Newberry 20 Low Poor — Recreation
Elsner Dam 2 Nebraska Lancaster 20 Significant Poor 1969 Recreation
Sand Hill River Minnesota Norman 20 Low Poor 1980 Flood Risk Reduction
Eidsvold 31 N Minnesota Lyon 20 Low Poor 1991 Flood Risk Reduction
Scrappy Creek Idaho Owyhee 20 Low Poor 1927 Irrigation
Bartels Dam 676 Nebraska Webster 20 Low Poor 1966 Flood Risk Reduction
Camp Canal Dike Florida Alachua 20 Low Poor — Flood Risk Reduction
Button Shop Dam No. 1 Massachusetts Hampshire 20 Significant Poor — Recreation
Lower Gore Pond Dam Massachusetts Worcester 20 Significant Poor — Other
Irvington Water Works Dam New York Westchester 20 High Poor 1900 Other
Sunset Wyoming Sublette 20 Low Poor 1966 Fish and Wildlife Pond
Barnwell State Park Lower Dam South Carolina Barnwell 20 High Poor 1950 Other
Lake Panorama Dam New Jersey Sussex 20 Significant Poor 1957 Recreation
Emmett Davis Dam South Carolina McCormick 20 Low Poor 1920 Recreation
Tolman Maine Knox 20 Significant Poor 1967 Fire Protection, Stock, Or ...
Dells Pond Outlet Dam New Hampshire Grafton 20 High Poor 1935 Recreation
Boland Pond Dam North Carolina Haywood 20 High Poor — Recreation
Large Upper Mountain Lake South Carolina Chester 20 High Poor 1945 Recreation
George Wilson Lake Dam Indiana Miami 20 Low Poor 1986 Recreation
Ballentine Farms Pond Dam North Carolina Wake 20 High Poor — Recreation
Saw Creek Club Pennsylvania Pike 20 High Poor 1919 Recreation
Reed Lake Dam Indiana Decatur 20 Significant Poor 1969 Recreation
Bruner Dam Florida Walton 20 Significant Poor 1971 Recreation
Dry Lake Dam Arkansas Arkansas 20 Low Poor 1966 Fish and Wildlife Pond
Shamrock Lake Dam Michigan Clare 20 High Poor 1962 Recreation
N. State Orchard Dam #1 North Carolina Montgomery 20 Low Poor 1955 Irrigation
Loblolly Timber Dam 1 South Carolina Chester 20 Significant Poor 1969 Recreation
Box Elder Draw Stock Wyoming Sheridan 20 Low Poor 1988 Fire Protection, Stock, Or ...
Stout Lake Dam (East) Indiana Warren 20 Significant Poor — Recreation
Louis Blankenbacker Dam Louisiana Beauregard 20 Low Poor 1950 Recreation
Bolens Fishing Lake Dam South Carolina Barnwell 20 Low Poor 1958 Recreation
Weimer Lake Dam Indiana Monroe 20 Significant Poor 1939 Recreation
Greenwich Reservoir Dam Ohio Huron 20 High Poor 1921 Recreation
Elkinton Pond Dam New Jersey Salem 20 High Poor 1923 Recreation
W O Dominick Pond Dam South Carolina Newberry 20 Low Poor — Recreation
Birchwood Lake Dam New Jersey Morris 20 High Poor — Recreation
Belvedere Lake Dam New York Otsego 20 Significant Poor 1900 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.