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
Johnson Heights Dam Indiana Wabash 25 Low Poor 1965 Recreation
Hull Plan Lake Pennsylvania Butler 25 High Poor — Recreation
Main Mill Dam New York Clinton 25 High Poor 1881 Hydroelectric
Goble No. 2 Wyoming Johnson 25 Low Poor 1972 Fire Protection, Stock, Or ...
Bell Lake Dam Indiana Johnson 25 Significant Poor 1940 Recreation
Lois Lockhart Dam South Carolina Aiken 25 Low Poor 1974 Irrigation
Lake Heron Pennsylvania Perry 25 High Poor 1970 Recreation
Borror Lake Dam Indiana Steuben 25 Low Poor 1984 Recreation
Merritt Lake Kansas Leavenworth 25 Low Poor 1860 Recreation
Stucker Fork Dam No. 56 Indiana Scott 25 Low Poor 1983 Flood Risk Reduction
Snider No. 6 Wyoming Sheridan 25 Low Poor 1952 Irrigation
Wickersham Dam Nebraska Sioux 25 Low Poor 1931 Irrigation
Columbia Mill Dam Massachusetts Berkshire 25 Significant Poor 1901 Water Supply
Retzlaff Dam Nebraska Otoe 25 Low Poor 1980 Fire Protection, Stock, Or ...
Spigeners Pond Dam South Carolina Allendale 25 Low Poor 1962 Recreation
Kiker Lake Dam Georgia Gilmer 25 High Poor 1988 Recreation
Sherburne Lower Reservoir Dam New York Chenango 25 Low Poor 1917 Water Supply
North Trail Wyoming Campbell 25 Low Poor 1941 Fire Protection, Stock, Or ...
Childers Bagwell Dam South Carolina Greenville 25 Undetermined Poor — Recreation
Storden 2 Minnesota Cottonwood 25 Low Poor — Flood Risk Reduction
David Earl Bates Dam South Carolina Orangeburg 25 Low Poor 1960 Recreation
Mt. Amos Dam Virginia Albemarle 25 Undetermined Poor —
Star Lite Lake Dam Ohio Fayette 25 Low Poor — Recreation
Sturgeon No. 2 Wyoming Albany 25 Low Poor 1949 Irrigation
Smithson Reservoir No. 3 New Mexico Union 25 Low Poor 1970 Irrigation
Ott Lake Dam North Carolina Montgomery 25 Low Poor 1958 Recreation
Jerry Johns Reservoir No. 1 Wyoming Sheridan 25 Low Poor 1977 Irrigation
Houston Lake Dam Indiana Scott 25 Low Poor 2006 Recreation
Six Mile Power Dam New Mexico Eddy 25 Low Poor 1905 Recreation
Murphy Wyoming Johnson 25 Low Poor 1970 Fire Protection, Stock, Or ...
Lake Cohasset Dam Ohio Mahoning 25 Significant Poor 1897 Recreation
Grand Lake (Matagamon) Maine Penobscot 25 High Poor 1941 Hydroelectric
Columbia Marsh Unit #1 Dam Washington Grant 25 Low Poor 1958 Fish and Wildlife Pond
Kentucky Mulch Dam Kentucky Powell 25 Low Poor 1989 Other
New River Lake Dam North Carolina Watauga 25 High Poor — Recreation
Larry's Last Chance Wyoming Big Horn 25 Low Poor 1965 Flood Risk Reduction
W H Tiller Jr Pond Dam South Carolina Spartanburg 25 Low Poor 1965 Recreation
Donco Partnership Dam Nebraska Franklin 25 Low Poor 1960 Flood Risk Reduction
Krietenstein Camp Dam Indiana Putnam 25 Low Poor 1955 Recreation
Bethel Upground Reservoir No. 1 Ohio Clermont 25 Low Poor 1960 Recreation
Ivan Block Dam South Carolina Abbeville 25 Low Poor 1995 Debris Control
Eggleston Lake Dam South Carolina Aiken 25 Low Poor 1954 Recreation
Summersault Lake Dam Indiana Putnam 25 Low Poor 1970 Recreation
Smithson Reservoir No. 4 New Mexico Union 25 Low Poor 1970 Irrigation
Yount Pond Dam Ohio Trumbull 25 Significant Poor 1965 Recreation
Lowe No. 1 Wyoming Sheridan 25 Low Poor 1954 Irrigation
Zezas Wyoming Johnson 25 Low Poor 1958 Fire Protection, Stock, Or ...
Lake Louise Dam Ohio Geauga 25 Significant Poor — Recreation
Manistique Papers Dam Michigan Schoolcraft 25 High Poor 1919 Recreation
Camp Sandyridge Pond Dam South Carolina Marlboro 25 Significant Poor 1968 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.