Browse Dams

13,006 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 13,006 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
Patterson Brixius Grey Watershed 1 Dam New York Broome 65 High Satisfactory 1966 Flood Risk Reduction
Indian Creek Watershed Site 2 Iowa Pottawattamie 65 High Satisfactory 1975 Flood Risk Reduction
South Lake Colorado El Paso 65 High Satisfactory 1973 Recreation
Rocky Mtn Dam D Georgia Floyd 65 Low Satisfactory 1991 Hydroelectric
Hill Annex No. 3 (South) Minnesota Itasca 65 Low Satisfactory 1920 Tailings
Eberle (Pa-456) Pennsylvania Tioga 65 High Satisfactory 1964 Flood Risk Reduction
Lac Carmel Dam Missouri St. Francois 65 High Satisfactory 1969 Recreation
Harbor View California Orange 65 High Satisfactory 1964 Flood Risk Reduction
Chris Greene Dam Virginia Albemarle 65 High Satisfactory — Recreation
Lake Briarwood Dam Missouri Jefferson 65 High Satisfactory 1970 Recreation
Pikes Creek Pennsylvania Luzerne 65 High Satisfactory 1911 Water Supply
Isley Lake Dam Missouri Warren 65 High Satisfactory 1984 Recreation
Blackwood Creek 72-A Nebraska Hayes 65 Low Satisfactory 1989 Flood Risk Reduction
Green Swamp #4 Dam New Jersey Passaic 65 High Satisfactory 1925 Water Supply
Forsyth Utah Sevier 65 High Satisfactory 1922 Irrigation
Conway Reservoir Dam Massachusetts Franklin 65 High Satisfactory 1975 Water Supply
Milner S Embankment Idaho Twin Falls 65 High Satisfactory 1992 Irrigation
Durant Lake Oklahoma Bryan 64 High Satisfactory 1994 Water Supply
Glen Hills 10 Wisconsin St. Croix 64 High Satisfactory 1970 Flood Risk Reduction
Parole Mine Dam Missouri Washington 64 High Satisfactory 1968 Recreation
R. D. Nixon Colorado El Paso 64 Significant Satisfactory 1979 Other
Summit Lake State Park Dam Indiana Henry 64 High Satisfactory 1981 Recreation
Jocassee Spillway South Carolina Oconee 64 High Satisfactory 1973 Hydroelectric
Mono Creek Diversion California Fresno 64 Low Satisfactory 1927 Hydroelectric
Chatham Lake Dam West Virginia Raleigh 64 High Satisfactory 2003 Irrigation
Steele Reservoir Dam New York Saratoga 64 Significant Satisfactory 1907 Water Supply
Rio  Blanco Dam Puerto Rico Naguabo 64 High Satisfactory 2009 Water Supply
Papio Creek 15-A Nebraska Douglas 64 High Satisfactory 2017 Flood Risk Reduction
Piedmont California Alameda 64 Low Satisfactory 1905 Water Supply
Reedy Creek Dam Tennessee Carroll 64 High Satisfactory 2010 Recreation
Rickey California San Mateo 64 Low Satisfactory 1951 Water Supply
Young Dam Missouri Cole 64 High Satisfactory —
Mc Clure Michigan Marquette 64 High Satisfactory 1919 Hydroelectric
Kingstowne Lake Dam Virginia Fairfax 64 High Satisfactory — Recreation
Woodridge Lake Dam Missouri Warren 64 High Satisfactory 1975 Recreation
S-161 Florida Hillsborough 64 High Satisfactory 1975 Water Supply
Bearpaw Lake Dam Montana Hill 64 High Satisfactory 1958 Recreation
White Oak Dam #1 Virginia Madison 64 Significant Satisfactory — Flood Risk Reduction
Tyner Lake Dam Kentucky Jackson 64 High Satisfactory 1969 Water Supply
Walker Creek #1 West Virginia Wood 64 High Satisfactory 1974 Recreation
Tuckasegee North Carolina Jackson 64 High Satisfactory 1950 Hydroelectric
Carmel Auxiliary Dike New York Putnam 64 High Satisfactory 1895 Water Supply
Cooper Creek Wid Site 1 Arkansas Lawrence 64 Low Satisfactory 1968 Flood Risk Reduction
Silver Creek 11 Nebraska Burt 64 High Satisfactory 2012 Flood Risk Reduction
Delaware Mpd No 36 (Banner Creek) Kansas Jackson 64 High Satisfactory 1997 Water Supply
Harmon Creek No. 4 Dam West Virginia Brooke 64 High Satisfactory 1970 Flood Risk Reduction
Howells Run Pennsylvania Cambria 64 High Satisfactory 1964 Water Supply
Woody Creek Dam Missouri Warren 64 High Satisfactory 1965 Recreation
Patterson Creek No.25 West Virginia Mineral 64 High Satisfactory 1975 Flood Risk Reduction
Pomponio Ranch California San Mateo 64 High Satisfactory 1952 Other

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.