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
Mountain Valley Dam West Virginia Summers 34 High Satisfactory 1971 Flood Risk Reduction
Hackberry Draw Site No. 1 Dam New Mexico Eddy 34 High Satisfactory 1966 Flood Risk Reduction
Fremont Upground Reservoir Ohio Sandusky 34 High Satisfactory 2012 Water Supply
Schildt Lagoon Dam Nebraska Seward 34 Low Satisfactory 1996 Other
Lytton California Sonoma 34 High Satisfactory 1956 Water Supply
Blairs Valley Dam Maryland Washington 34 High Satisfactory 1968 Recreation
Sa 8b S.C. Florida Hamilton 34 Significant Satisfactory 1999 Tailings
Piedras Marcadas Detention Dam New Mexico Bernalillo 34 High Satisfactory 1984 Flood Risk Reduction
Storrs Pond Dam New Hampshire Grafton 34 Significant Satisfactory 1934 Recreation
Pine Creek #4 (Howard Baker) Dam Tennessee Scott 34 High Satisfactory 1966
Washakie Dike No. 2 Wyoming Fremont 34 Undetermined Satisfactory 1935 Irrigation
Lake Madison Dam Virginia King George 34 Significant Satisfactory — Recreation
Fluvanna County Dam #1 Virginia Fluvanna 34 Undetermined Satisfactory —
Sabin Dam Michigan Grand Traverse 34 High Satisfactory 1906 Recreation
Malvern Dam Virginia Madison 34 Low Satisfactory — Recreation
Stevens Creek A5-1 Nebraska Lancaster 34 Low Satisfactory 2005 Flood Risk Reduction
Tourist Park (Marquette Dam 3) Michigan Marquette 34 High Satisfactory 1924 Hydroelectric
White Heron Pennsylvania Monroe 34 High Satisfactory 1930 Recreation
Morgan Farms Lake Dam Georgia Cobb 34 High Satisfactory 1964 Recreation
Brush Creek No.5 West Virginia Mercer 34 High Satisfactory 1962 Flood Risk Reduction
Tyler Dam Massachusetts Middlesex 34 High Satisfactory 1965 Flood Risk Reduction
Asti California Sonoma 34 Low Satisfactory 1955 Water Supply
Auxiliary Dam No 1 Arkansas Logan 34 High Satisfactory 1934 Water Supply
South Fork 2-10 Nebraska Pawnee 34 Low Satisfactory 1978 Other
Bellwood 3-C Nebraska Butler 34 Low Satisfactory 1966 Flood Risk Reduction
South Branch Wild Rice Upper Minnesota Becker 34 Low Satisfactory 1981 Flood Risk Reduction
Bergmann Dam Nebraska Nemaha 34 Low Satisfactory 1970 Other
Wayne Co. Roadgrade Dam - Clow Site Iowa Wayne 34 Significant Satisfactory 1996 Other
Mountain Run Dam #8a Virginia Culpeper 34 Significant Satisfactory — Flood Risk Reduction
Francis Rosse Dam Nebraska Richardson 34 Low Satisfactory 2008 Other
Mcnairy Cypress Creek #17 Dam Tennessee McNairy 34 High Satisfactory 1979
Ashmere Lake Dam Massachusetts Berkshire 34 High Satisfactory 1875 Recreation
Wisconsin Rapids Wisconsin Wood 34 Low Satisfactory 1843 Hydroelectric
Turtle Creek 2 Nebraska Sarpy 34 Low Satisfactory 1961 Other
Hartford Lake Dam Virginia Hanover 34 Low Satisfactory — Recreation
Indian Creek 7-A Nebraska Gage 34 Low Satisfactory 1960 Flood Risk Reduction
Palmer Brook Dam Massachusetts Berkshire 34 High Satisfactory 1968 Recreation
Pine Lake #2 Dam Tennessee Lawrence 34 Significant Satisfactory 2007 Recreation
Dunwoody Lake Dam Texas Montgomery 34 Significant Satisfactory 1964 Recreation
Pomona No. 2 and No. 3 Colorado Jefferson 34 Significant Satisfactory 1972 Recreation
Redwood River Diversion Minnesota Redwood 34 Low Satisfactory 1975 Water Supply
Indian Creek Golf Course Dam 2 Nebraska Douglas 34 High Satisfactory 1996 Flood Risk Reduction
Dorchester 1-A Nebraska Saline 34 Significant Satisfactory 1966 Flood Risk Reduction
Ketchikan Lakes Alaska Ketchikan Gateway Borough 34 High Satisfactory 1957 Hydroelectric
Big Indian Creek 12-A Nebraska Gage 34 Significant Satisfactory 1964 Flood Risk Reduction
Cumberland Lake #2 Dam Tennessee Cumberland 34 Low Satisfactory 1990
Rhead Ranch Idaho Elmore 34 Low Satisfactory 1974 Irrigation
Hico Creek Dam Tennessee Carroll 34 Low Satisfactory 1986
Smith Reservoir Pennsylvania Erie 34 High Satisfactory 1925 Water Supply
Jersey Wisconsin Lincoln 34 High Satisfactory 1929 Hydroelectric

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.