Browse Dams

12,908 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 12,908 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
Tanberg 7 Minnesota Wilkin 20 Low Satisfactory 2009 Flood Risk Reduction
Renneberg Lake Wetland Restoration Minnesota Le Sueur 20 Low Satisfactory 2008 Fish and Wildlife Pond
Twp Road 127 Minnesota Lincoln 20 Low Satisfactory 1995 Flood Risk Reduction
Royal Oaks Dam Mississippi Lafayette 20 High Satisfactory 1994 Recreation
Collins Dam North Carolina Mecklenburg 20 Significant Satisfactory - Recreation
Preheim Lagoon Dam Nebraska Hamilton 20 Low Satisfactory 1960 Other
Wasmer Lake Dam Ohio Medina 20 Low Satisfactory 1960 Recreation
Charbonneau Lake Dam Ohio Summit 20 High Satisfactory 2002 Recreation
Premium Farms Vandersnick West Lagoon Dam Nebraska Antelope 20 Low Satisfactory 1998 Other
Kenridge Lake Dam Ohio Hamilton 20 Significant Satisfactory - Recreation
Cantys Lake Dam New Jersey Morris 20 Significant Satisfactory 1928 Recreation
Furnace Road Dam New Jersey Passaic 20 High Satisfactory 1928 Water Supply
Lake Mohawk Dam New Jersey Sussex 20 High Satisfactory 1927 Recreation
Crandall Brook Dam New York Warren 20 Significant Satisfactory 1934 Fire Protection, Stock, Or ...
Raw Development Dam Oklahoma Woodward 20 Significant Satisfactory 2009 Recreation
Tarheel Oregon Coos 20 High Satisfactory 1924 Recreation
Sediment Basin No 3 Pennsylvania Lackawanna 20 Low Satisfactory - Other
Terra Alta Lake Dam Tennessee Fayette 20 Low Satisfactory 1969
Byers Dam Virginia Powhatan 20 Undetermined Satisfactory - Irrigation
Hubbard 3671-35 Mixed Use #3 Wyoming Converse 20 Low Satisfactory 2023 Other
Mountainside Spillway Connecticut Litchfield 20 Significant Satisfactory 1902 Hydroelectric
Coleman Falls Virginia Bedford 20 Low Satisfactory 1851 Hydroelectric
Miller Pond Dam Connecticut New London 20 Significant Satisfactory 1873 Recreation
Thurston Pond Dam Connecticut New Haven 20 High Satisfactory 1890 Recreation
Witches Wood Lake Dam Connecticut Windham 20 Significant Satisfactory 1963 Recreation
Mercers Pond Dam Connecticut Fairfield 20 High Satisfactory 1870 Recreation
H.R. Ash Dam Florida Escambia 20 High Satisfactory 1964 Recreation
Airport Storage Pond 2 California Sonoma 20 High Satisfactory 1989 Water Supply
Gibson Generating Plant Dam Indiana Gibson 20 High Satisfactory 1973 Other
Robert Slivensky Dam Michigan Montmorency 20 Significant Satisfactory 1972 Recreation
W9 Water Quality Minnesota Nobles 20 Low Satisfactory 2001 Flood Risk Reduction
Longview Lake Dam Lower North Carolina Wake 20 High Satisfactory 1945 Recreation
Beaumont Acres Dam North Carolina Henderson 20 Significant Satisfactory - Recreation
Price Brothers Farm Lagoon Dam No. 1 North Carolina Duplin 20 Significant Satisfactory - Other
Crb Finish Lagoon 3 Dam Nebraska Holt 20 Low Satisfactory 2005 Other
Borgelt Feedlots South Lagoon 1 Dam Nebraska Cuming 20 Low Satisfactory 2004 Other
Borgelt Feedlot Nicola Lagoon 1 Dam Nebraska Cuming 20 Low Satisfactory 2006 Other
Big Valley Livestock Lagoon Dam Nebraska Custer 20 Low Satisfactory 2007 Other
Cobleskill Lower Res Dam New York Schoharie 20 High Satisfactory 1886 Water Supply
Dawns Dam New Jersey Monmouth 20 Low Satisfactory 1950 Irrigation
Fawn Lake Dam Ohio Shelby 20 Low Satisfactory 1985 Recreation
Clague Park Lake Dam Ohio Cuyahoga 20 Low Satisfactory 1994 Recreation
Mt Morris Sportsmens Association Pennsylvania Greene 20 Significant Satisfactory - Recreation
Little Cypress Creek Dam Tennessee Weakley 20 Low Satisfactory 1981
Camp Monterey Lake Dam Tennessee Overton 20 Low Satisfactory 1975
Tapps Lake Dike No 8 Washington Pierce 20 High Satisfactory 1911 Recreation
Mill Creek Dam Cosmopolis Washington Grays Harbor 20 High Satisfactory 2019 Fish and Wildlife Pond
Warfield Range Dam (Hunters Way) Maryland Howard 20 Significant Satisfactory 1980 Flood Risk Reduction
Bell Shop Dam Connecticut Middlesex 20 Significant Satisfactory - Recreation
Sawyer Dike Wisconsin Oneida 20 High Satisfactory 1935 Hydroelectric

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.