Browse Dams

12,906 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 12,906 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
Key Harbour Estate Dam #2 Missouri St. Charles 41 High Satisfactory 1992 Flood Risk Reduction
Lake Townsend Dam North Carolina Guilford 41 High Satisfactory 1969 Recreation
Limon Watershed L-1 Colorado Lincoln 41 High Satisfactory 1964 Flood Risk Reduction
Buffalo Creek Gs-22 Nebraska Sarpy 41 Low Satisfactory 1991 Other
Weeping Water Creek 6-G Nebraska Cass 41 Significant Satisfactory 1997 Flood Risk Reduction
Seebrook Dam Missouri Warren 41 High Satisfactory 1986 Recreation
Rushcreek Structure No. Vii-A Ohio Fairfield 41 High Satisfactory 1985 Flood Risk Reduction
Gartner Dam Nebraska Adams 41 Low Satisfactory 2000 Flood Risk Reduction
Shadow Lake Dam Nebraska Sarpy 41 High Satisfactory 2007 Flood Risk Reduction
DuBay Wisconsin Portage 40 High Satisfactory 1942 Hydroelectric
Knapp Dam Missouri Johnson 40 Low Satisfactory - Water Supply
Martinez Creek WS SCS Site 5 Dam Texas Bexar 40 High Satisfactory 1964 Flood Risk Reduction
Grassy Sprain Reservoir Dam New York Westchester 40 High Satisfactory 1876 Recreation
Kenilworth Lake Dam Georgia DeKalb 40 High Satisfactory 1953 Recreation
Short Mountain Silica #1 Dam Tennessee Hawkins 40 Low Satisfactory 1987
Wolf-Wildcat 52 Nebraska Pawnee 40 Low Satisfactory 1994 Flood Risk Reduction
No. 17 Kansas Harvey 40 High Satisfactory 2006 Flood Risk Reduction
Freebird Dam Missouri Wright 40 High Satisfactory 1999
Preston Forebay California Amador 40 Low Satisfactory 1892 Other
Cooper Lake Dam and West Dike New York Ulster 40 High Satisfactory 1800 Water Supply
Grundy #2 Dam Tennessee Grundy 40 High Satisfactory 1935
Richardson California Sonoma 40 Low Satisfactory 1974 Water Supply
Dominion Virginia City Dam #2 Virginia Wise 40 High Satisfactory - Flood Risk Reduction
Schaardt Irrigation Dam Nebraska Johnson 40 Low Satisfactory 2016 Irrigation
Clear Creek 7-A Nebraska Saunders 40 Low Satisfactory 1986 Flood Risk Reduction
Northern Nance County Lagoon Dam Nebraska Nance 40 Low Satisfactory 1999 Other
Zentner Dam Nebraska Richardson 40 Low Satisfactory 2001 Fish and Wildlife Pond
Koepke Lake Dam North Missouri Warren 40 High Satisfactory 1967 Fire Protection, Stock, Or ...
Lake Deforest Dam New York Rockland 40 High Satisfactory 1956 Water Supply
Hunters Run Structure No. R-23 Ohio Fairfield 40 Significant Satisfactory 1960 Flood Risk Reduction
Habersham Mills Lake Dam Georgia Habersham 40 High Satisfactory 1947 Hydroelectric
S-65 Florida Osceola 40 Significant Satisfactory 1964 Flood Risk Reduction
New Jersey No Name # 32 Dam New Jersey Hunterdon 40 Significant Satisfactory - Recreation
Swan Creek 60 Nebraska Saline 40 Low Satisfactory 1996 Flood Risk Reduction
Klaus Hartmann Dam Nebraska Johnson 40 Low Satisfactory 2004 Flood Risk Reduction
Naco Lake Dam Ohio Jefferson 40 Significant Satisfactory 1958 Recreation
Long Branch 70 Nebraska Nemaha 40 Low Satisfactory 1984 Flood Risk Reduction
Slate River Dam #14 Virginia Buckingham 40 Significant Satisfactory - Flood Risk Reduction
Crabtree Creek WS Dam #20-A North Carolina Wake 40 High Satisfactory 1977 Flood Risk Reduction
Upper Stillwater Colorado Garfield 40 Low Satisfactory 1965 Recreation
Spirit Lake Bia 5 North Dakota Benson 40 High Satisfactory 1987 Flood Risk Reduction
Morrison Raw Water Colorado Jefferson 40 High Satisfactory 1982 Water Supply
Lake Theodore California Placer 40 High Satisfactory 1896 Other
Red Hill Farm Dam No. 4 Ohio Guernsey 40 Low Satisfactory 1994 Irrigation
Crystal Lake Dam Indiana Washington 40 High Satisfactory 1995 Recreation
Crooked Arroyo Det Ca-4 Colorado Otero 40 Significant Satisfactory 1973 Flood Risk Reduction
Dry Branch Dam Tennessee Gibson 40 Low Satisfactory 1989
Bushwhacker Dam Missouri Vernon 40 Significant Satisfactory 1981 Recreation
Commerce Park Dam Tennessee Anderson 40 Significant Satisfactory 1987 Other
Bacon Creek Watershed Site H-1-3 Iowa Woodbury 40 Significant Satisfactory 1981 Fire Protection, Stock, Or ...

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.