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
Lake Merle Dam Maryland Frederick 44 Significant Satisfactory 1971 Recreation
Oliver Dam Virginia Loudoun 44 Significant Not Rated - Recreation
Currier #2 Colorado Mesa 44 Significant Fair 1968 Irrigation
Kingsley Commercial Road C Pond South Carolina York 44 Significant Fair 2016 Flood Risk Reduction
Hickory Hills Lake Dam Ohio Highland 44 Significant Satisfactory 1971 Recreation
SCS-Sugar Creek Site-010 Oklahoma Caddo 44 Significant Fair 1963 Flood Risk Reduction
Happy Hills Lake Dam Ohio Hocking 44 Significant Poor 1954 Recreation
Thompson (Benton) Oregon Benton 44 Significant Not Rated 1956 Recreation
Venado Pequeno Lake Dam Illinois Tazewell 44 Significant Not Available 1975 Recreation
Lake Forest Dam #2 Missouri Jefferson 43 Significant Satisfactory -
Lake Fisher Dam Iowa Davis 43 Significant Satisfactory 1937 Water Supply
SCS-Upper Black Bear Creek Site-71 Oklahoma Noble 43 Significant Fair 1962 Flood Risk Reduction
Lake Ahquabi Dam Iowa Warren 43 Significant Satisfactory 1935 Recreation
Corral Creek Idaho Valley 43 Significant Fair 1952 Irrigation
Elk Lake Dam Kentucky Owen 43 Significant Poor 1959 Recreation
Hidden Springs Cell 3a Idaho Ada 43 Significant Satisfactory 2007 Other
Marsh Lake Dam Ohio Tuscarawas 43 Significant Fair 1955 Recreation
International Animal Preserve Pond Dam #65 Ohio Muskingum 43 Significant Poor - Water Supply
Standing Stone Dam Tennessee Overton 43 Significant Satisfactory 1936 Recreation
Mississippi River Lock and Dam 10 Iowa Clayton 43 Significant Not Available 1937 Navigation
Laguna Regulating Basin California Los Angeles 43 Significant Satisfactory 1970 Flood Risk Reduction
New-Indy Dam 8 South Carolina York 43 Significant Fair - Other
Murguia Dam Iowa Des Moines 43 Significant Satisfactory 1978 Recreation
Mud River FRS No 27 Kentucky Logan 43 Significant Unsatisfactory 1961 Flood Risk Reduction
Windhurst Oregon Coos 43 Significant Not Rated - Irrigation
Upper Big Nemaha 6-A Nebraska Gage 43 Significant Satisfactory 1978 Flood Risk Reduction
Dog Creek Dam Iowa O'Brien 43 Significant Fair 1967 Other
Orchard Idaho Ada 43 Significant Poor 1902 Other
Dalton Dam Indiana Morgan 43 Significant Poor 1955 Recreation
Diamondhead Lake Dam Iowa Guthrie 43 Significant Satisfactory 1963 Recreation
Tehuacana Creek WS SCS Site 6 Dam Texas McLennan 43 Significant Fair 1970 Flood Risk Reduction
SCS-Upper Black Bear Creek Site-68 Oklahoma Noble 43 Significant Fair 1975 Flood Risk Reduction
Willis River Dam #1b Virginia Buckingham 43 Significant Fair 1975 Flood Risk Reduction
Woodland Lake Dam Iowa Polk 43 Significant Satisfactory 1971
Papio Creek D-45 Nebraska Douglas 43 Significant Satisfactory 1972 Flood Risk Reduction
Hagaman Lake Dam Texas Eastland 43 Significant Fair 1913 Irrigation
Beaver Lake Dam Iowa Dallas 43 Significant Satisfactory 1990 Recreation
Choctaw Creek WS SCS Site 27 Dam Texas Grayson 43 Significant Not Rated 1972 Flood Risk Reduction
Colvin Sedimentation Pond Pennsylvania Greene 43 Significant Satisfactory 1980 Other
Elkhorn Dam Virginia Pittsylvania 43 Significant Satisfactory - Recreation
N1 Cf North Florida Hardee 43 Significant Not Rated 1980 Tailings
Miami View Golf Club Pond No. 2 Dam Ohio Hamilton 43 Significant Fair - Recreation
Mississippi River Lock and Dam 5 Minnesota Buffalo 43 Significant Not Available 1935 Navigation
Hughes Idaho Valley 43 Significant Fair 1957 Irrigation
Waubonsie Cr. Watershed Site 3 Iowa Mills 43 Significant Satisfactory 1994 Fire Protection, Stock, Or ...
Victor #2 Colorado Teller 43 Significant Unsatisfactory 1897 Water Supply
Sweetwater Creek #17 Tennessee McMinn 43 Significant Satisfactory 1988 Flood Risk Reduction
Brady Creek WS SCS Site 14 Dam Texas McCulloch 43 Significant Not Rated 1956 Flood Risk Reduction
Pounds Hollow Illinois Gallatin 43 Significant Fair 1939 Recreation
Peet Creek Dam Montana Beaverhead 43 Significant - - Irrigation

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.