Browse Dams

11,361 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 11,361 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.

Clear
Name State County Height (ft) Hazard Condition Year Purpose
Bacon Creek Watershed Site H-1-1 Iowa Woodbury 40 Significant Fair 1981 Flood Risk Reduction
Martin County Lake Dam Kentucky Martin 40 Significant Poor 1964 Recreation
Burgess Falls Dam Tennessee Putnam 40 Significant Fair 1928 Recreation
Lazy G Ranch Dam #2 North Carolina Davidson 40 Significant Poor — Fire Protection, Stock, Or ...
Lake Iowa Dam Iowa Iowa 40 Significant Fair 1962 Recreation
Currytowne Association Dam 2 South Carolina Edgefield 40 Significant Fair 1988 Recreation
Cherry Ridge Dam North Carolina Rutherford 40 Significant Fair 1999 Recreation
Cripple Creek #3 Colorado Teller 40 Significant Fair 1891 Water Supply
Frd No 18 Kansas Mitchell 40 Significant Fair 1983 Flood Risk Reduction
Looney Lake Pennsylvania Mercer 40 Significant Satisfactory 1952 Recreation
Bacon Creek Watershed Site H-1-2 Iowa Woodbury 40 Significant Not Rated 1981 Flood Risk Reduction
Turkey Creek Reservoir Dam Nebraska Washington 40 Significant Satisfactory 1980 Flood Risk Reduction
Lake Columbia Dam Arkansas Columbia 40 Significant Fair 1986 Water Supply
Stewarts Landing Dam New York Fulton 40 Significant Not Rated 1923 Recreation
Supenau Lake Montana Hill 40 Significant — 1959 Fire Protection, Stock, Or ...
Reelfoot-Indian Creek #4 Dam Tennessee Obion 40 Significant Satisfactory 1990
Naco Lake Dam Ohio Jefferson 40 Significant Satisfactory 1958 Recreation
Kingston Reservoir #2 Dam New York Ulster 40 Significant Poor 1910 Recreation
Beckjord Ash Pond C Ext. Dam Ohio Clermont 40 Significant Fair 1985 Tailings
Hunter Reservoir (Harney) Oregon Harney 40 Significant Not Rated 1968 Irrigation
Little Raccoon Dam No. 11 Indiana Parke 40 Significant Fair 1970 Flood Risk Reduction
Kelly Canyon Utah Weber 40 Significant Not Rated — Recreation
Gordon's Pond Maine Piscataquis 40 Significant Not Rated 1965 Fish and Wildlife Pond
Eureka Holding Pond Dike Montana Lincoln 40 Significant — 1982 Other
Mcnab California Mendocino 40 Significant Satisfactory 1947 Other
Collett California Lassen 40 Significant Satisfactory 1991 Hydroelectric
Wiedower Dam Arkansas Faulkner 40 Significant Fair 2000 Recreation
SCS-Quapaw Creek Site-24 Oklahoma Lincoln 40 Significant Fair 1973 Flood Risk Reduction
Canajoharie Reservoir Dam New York Fulton 40 Significant Poor 1948 Water Supply
Dye Colorado Otero 40 Significant Fair 1903 Irrigation
S-65 Florida Osceola 40 Significant Satisfactory 1964 Flood Risk Reduction
Sandy Ridge Lagoon 1 Dam Nebraska Holt 40 Significant Satisfactory 2013 Other
West Two River Minnesota St. Louis 40 Significant Satisfactory 1966 Water Supply
Rustic Acres Lake Dam Illinois Henry 40 Significant Not Available 1973 Recreation
Mill Pond North Dike Massachusetts Middlesex 40 Significant Satisfactory 1973 Water Supply
Charisma Lake Dam Indiana Jackson 40 Significant Poor — Fish and Wildlife Pond
Crooked Arroyo Det Ca-4 Colorado Otero 40 Significant Satisfactory 1973 Flood Risk Reduction
Caballo Arroyo Dam No. 5 New Mexico Doña Ana 40 Significant Poor 1960 Flood Risk Reduction
Hunters Run Structure No. R-23 Ohio Fairfield 40 Significant Satisfactory 1960 Flood Risk Reduction
Lake Hillcrest Dam Illinois Madison 40 Significant Not Available 1956 Recreation
Hurricane Lower Reservoir Vermont Windsor 40 Significant Fair 1900 Other
Lake Joy Dam Missouri Dent 40 Significant Satisfactory 1985
Rose Reservoir Oregon Clackamas 40 Significant Not Rated 1974 Irrigation
Lake Creek Colorado Routt 40 Significant Satisfactory 1956 Recreation
Frd No 5 Kansas Jackson 40 Significant Fair 1986 Flood Risk Reduction
Whitewater Reservoir Minnesota St. Louis 40 Significant Satisfactory 1954 Water Supply
Reservoir No. 2 Minnesota Itasca 40 Significant Satisfactory 1972 Tailings
English Heifer Cove Dam North Carolina Polk 40 Significant Fair — Recreation
Greeott California Sonoma 40 Significant Satisfactory 1951 Water Supply
Casper Sage Creek Wyoming Natrona 40 Significant Fair 1952 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.