Browse Dams

12,710 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 12,710 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
Willow Creek Dike 2 Montana Big Horn 40 Undetermined Fair 1941 Irrigation
Wiedower Dam Arkansas Faulkner 40 Significant Fair 2000 Recreation
Johnsons Draw WS SCS Site 1 Dam Texas Crockett 40 High Fair 1957 Flood Risk Reduction
York Creek WS SCS Site 10 Dam Texas Guadalupe 40 High Fair 1963 Flood Risk Reduction
Joe Mitcham Dam Louisiana Lincoln 40 Low Fair 1950 Recreation
Pexton No. 1 Wyoming Converse 40 Low Fair 1963 Irrigation
Lake Orange Dam North Carolina Orange 40 High Fair 1969 Water Supply
Raven Knob Lake Dam North Carolina Surry 40 Significant Fair 1950 Recreation
Site 8-33 Kansas Douglas 40 High Fair 2005 Flood Risk Reduction
Mountain Lake Dam South Carolina Greenville 40 High Fair 1889 Recreation
Wateree Creek WCD Dam 2 South Carolina Fairfield 40 Low Fair 1963 Flood Risk Reduction
Moab City - White Canyon Retention Utah Grand 40 High Fair 1976 Flood Risk Reduction
SCS-Wildhorse Creek Site-098 Oklahoma Garvin 40 High Fair 1967 Flood Risk Reduction
Rainbow (Pa-460) Pennsylvania Crawford 40 High Fair 1964 Flood Risk Reduction
Prison Canyon Dam Texas Kerr 40 High Fair 1973 Irrigation
Cripple Creek #3 Colorado Teller 40 Significant Fair 1891 Water Supply
Strawberry Ridge Dam North Carolina Mitchell 40 High Fair - Recreation
SCS-Quapaw Creek Site-24 Oklahoma Lincoln 40 Significant Fair 1973 Flood Risk Reduction
Plum Creek FRS 18 Kentucky Spencer 40 Significant Fair 1960 Flood Risk Reduction
SCS-Sugar Creek Site-029 Oklahoma Caddo 40 High Fair 1963 Flood Risk Reduction
Dry Blood Creek Dam Montana Petroleum 40 High Fair 1964 Flood Risk Reduction
Lake Columbia Dam Arkansas Columbia 40 Significant Fair 1986 Water Supply
Upper Warwick Dam New York Orange 40 Low Fair 1912 Water Supply
SCS-Wildhorse Creek Site-010 Oklahoma Carter 40 Significant Fair 1963 Flood Risk Reduction
Impounding Basin No 1 Louisiana Webster 40 Low Fair 1938 Recreation
Harris Pond Rhode Island Providence 40 High Fair 1969 Water Supply
SCS-Upper Washita Creek Site-049 Oklahoma Roger Mills 40 High Fair 1961 Flood Risk Reduction
Country Club Pond Dam South Carolina Cherokee 40 High Fair 1955 Recreation
Millersville Dam North Carolina Alexander 40 Low Fair - Hydroelectric
Upper Tradewater FRS No 3 Kentucky Christian 40 Low Fair 1971 Flood Risk Reduction
SCS-Turkey Creek Site-08 Oklahoma Washita 40 High Fair 1960 Flood Risk Reduction
Little Fox Lake Dam Indiana Brown 40 Significant Fair 1971 Recreation
Roden Lake Dam Texas Kerr 40 High Fair 1974 Recreation
Turkey Creek Reservoir Dam Nebraska Washington 40 Significant Fair 1980 Flood Risk Reduction
Lake Iowa Dam Iowa Iowa 40 Significant Fair 1962 Recreation
Wylie Fork Dam South Carolina Spartanburg 40 Low Fair - Irrigation
Tubmill Pennsylvania Westmoreland 40 High Fair 1907 Water Supply
Muffie Wyoming Johnson 40 Low Fair 1970 Irrigation
Merriman Pennsylvania Butler 40 High Fair 1966 Recreation
Cody Municipal Wyoming Park 40 Significant Fair 1948 Water Supply
Lutheran Lake Dam Indiana Bartholomew 40 Significant Fair 1955 Recreation
Currytowne Association Dam 2 South Carolina Edgefield 40 Significant Fair 1988 Recreation
Walsenburg City Lake Colorado Huerfano 40 High Fair 2019 Water Supply
Deep Creek Watershed #10 Dam North Carolina Yadkin 40 High Fair 1963 Flood Risk Reduction
Frd No 18 Kansas Atchison 40 High Fair 1965 Flood Risk Reduction
Privette Lake Dam #2 North Carolina Wake 40 Low Fair 1945 Recreation
Back Creek Reservoir Dam North Carolina Alamance 40 High Fair 1991 Water Supply
Pheney Colorado Grand 40 Low Fair 1910 Irrigation
Stage Vi Hlp Contingency Pond Dam Nevada Pershing 40 Low Fair - Flood Risk Reduction
Pond Farm Maine Penobscot 40 Low Fair 1920 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.