Browse Dams

11,354 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 11,354 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
Cotesfield Detention Dam Nebraska Howard 30 Significant Fair 1963 Flood Risk Reduction
Kelley Hot Spring Fish California Modoc 30 Significant Poor -
Cimarex Earthen Dam Oklahoma Canadian 30 Significant Satisfactory 2011 Recreation
Moody Dam North Carolina Buncombe 30 Significant Satisfactory - Recreation
Lakemont Farms No 1 Pennsylvania Allegheny 30 Significant Satisfactory - Recreation
Cazenovia Wisconsin Richland 30 Significant Satisfactory 1864 Recreation
Fish (Fergus) Montana Fergus 30 Significant - 1963 Fire Protection, Stock, Or ...
Duggins Lake Dam Texas Johnson 30 Significant Not Rated 2004
Pless Lake Dam Alabama Shelby 30 Significant Not Rated 1960 Recreation
Meadowview Colorado Jefferson 30 Significant Satisfactory 2004 Water Supply
Kansas Jackson 30 Significant - 1979 Fire Protection, Stock, Or ...
Gibsonton (W) Florida Hillsborough 30 Significant Not Rated 1989 Tailings
Middle Creek Lake (Cascade) Montana Cascade 30 Significant - 1950 Irrigation
Aquilla Hackberry Ck WS SCS Site 7 Dam Texas Hill 30 Significant Fair 1979 Flood Risk Reduction
Moore, Charles Dam Missouri Pike 30 Significant Not Rated 1967 Fish and Wildlife Pond
Lake Meredith Colorado Crowley 30 Significant Fair 1926 Irrigation
Blanket Creek WS SCS Site 7 Dam Texas Brown 30 Significant Not Rated 1966 Flood Risk Reduction
Dallas Lake Indiana Brown 30 Significant Poor - Recreation
Lofty Reservoir Pennsylvania Schuylkill 30 Significant Satisfactory 1897 Water Supply
Spencers Lake Dam New York Tioga 30 Significant Poor 1977 Recreation
Tanglewood Lake Dam Kentucky Menifee 30 Significant Poor 1963 Recreation
Highland Falls #2 Dam New York Orange 30 Significant Poor 1909 Water Supply
SCS-Whiteshield Creek Site-05 Oklahoma Custer 30 Significant Fair 1964 Flood Risk Reduction
Willson Water Treatment Plant Levee Maryland Washington 30 Significant Fair 1927 Flood Risk Reduction
Mingus Lake Dam Texas Palo Pinto 30 Significant Fair - Irrigation
Ben Smith Dam South Carolina York 30 Significant Fair 1957 Irrigation
Lake Stone Dam Florida Escambia 30 Significant Not Rated 1966 Recreation
Sullivan Pond 3 Oregon Linn 30 Significant Not Rated 2009
Attica Reservoir Dam New York Wyoming 30 Significant Not Rated 1879 Water Supply
Eagles Lake Dam Ohio Hamilton 30 Significant Satisfactory 1988 Recreation
Forest Lake 4 Dam Arkansas St. Francis 30 Significant Not Rated 1966 Recreation
Drga Dam Montana Chouteau 30 Significant - 1938 Fire Protection, Stock, Or ...
Tl James Pond No 2 Louisiana Union 30 Significant Fair 1977 Recreation
Horse Creek Colorado Otero 30 Significant Fair 1900 Irrigation
Kelly Farm Pennsylvania Butler 30 Significant Unsatisfactory - Other
South Lake Dam North Carolina Vance 30 Significant Fair 1854 Recreation
Silver Lake Minnesota Olmsted 30 Significant Satisfactory 1935 Recreation
Crow #2 Montana McCone 30 Significant - 1973 Fire Protection, Stock, Or ...
Wanken Montana Toole 30 Significant - 1928 Fire Protection, Stock, Or ...
Big Pond North Carolina Stanly 30 Significant Not Available - Water Supply
Point of Rock Idaho Cassia 30 Significant Satisfactory 2004 Other
Geneva Hills Lake Dam Ohio Fairfield 30 Significant Fair - Recreation
La Jara - Dam No. 2 Colorado Conejos 30 Significant Satisfactory 1906 Recreation
Walnut Creek 2 Nebraska Saline 30 Significant Fair 1979 Flood Risk Reduction
Mcgechie Colorado Montezuma 30 Significant Not Rated 1958 Fish and Wildlife Pond
Beal Stockwater Dam South Dakota Buffalo 30 Significant - 1949 Fire Protection, Stock, Or ...
Krogman #5 South Dakota Mellette 30 Significant - 1957 Fire Protection, Stock, Or ...
Mcclure East Pond Dam Illinois McDonough 30 Significant Not Available 1940 Recreation
Little River Watershed Site 51-1 Iowa Decatur 30 Significant Satisfactory 2005 Recreation
Sd Noname 112 South Dakota Haakon 30 Significant - 1957 Fire Protection, Stock, Or ...

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.