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.

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Name State County Height (ft) Hazard Condition Year Purpose
Nvcc Woodbridge Campus Dam Virginia Prince William 48 Significant Satisfactory — Recreation
Red Hill Farm Dam No. 1 Ohio Guernsey 48 Significant Fair 1994 Irrigation
Mcdaniel Lake Dam Missouri Greene 48 Significant Satisfactory 1929 Water Supply
Niles Ranch Dam Oklahoma Canadian 48 Significant Satisfactory 2009 Recreation
Yarger Lake Dam Missouri Morgan 48 Significant Satisfactory 1973 Recreation
Weslake Dam Illinois St. Clair 48 Significant Not Available 1962 Recreation
Luburgh Lake Dam No. 11 Ohio Muskingum 48 Significant Satisfactory 1963 Recreation
Kingsford N5 Florida Polk 48 Significant Not Rated 1929 Tailings
SCS-Wildhorse Creek Site-092 Oklahoma Garvin 48 Significant Fair 1967 Flood Risk Reduction
Upper Black Creek Res Colorado Summit 48 Significant Not Rated 1957 Recreation
Thompson Valley Reservoir Oregon Lake 48 Significant Not Rated 1922 Irrigation
Holliday Lake Dam Virginia Buckingham 48 Significant Satisfactory — Recreation
SCS-Rainy Mountain Creek Site-11 Oklahoma Kiowa 48 Significant Fair 1965 Flood Risk Reduction
South Pasture Isa Florida Hardee 48 Significant Not Rated 1990 Tailings
P2b Hookers Prairie Florida Polk 48 Significant Not Rated 1999 Tailings
South Fork Blackwater F-1 Missouri Johnson 48 Significant Satisfactory 1980 Flood Risk Reduction
Denton Creek WS SCS Site 18g Dam Texas Wise 48 Significant Not Rated 1967 Flood Risk Reduction
T.E.C. Wyoming Natrona 48 Significant Fair 1910 Fire Protection, Stock, Or ...
Timberlake No. 1 Dam Ohio Franklin 48 Significant Satisfactory — Recreation
John Rankin Lock and Dam Mississippi Itawamba 48 Significant Not Available 1984 Navigation
Asarco 82 Arizona Gila 48 Significant Satisfactory 1983 Other
Mississippi River Lock and Dam 21 Missouri Adams 48 Significant Not Available 1938 Navigation
Railroad Embankment Dam Missouri Iron 48 Significant Satisfactory 1978 Other
Clear Springs Cs-8 Florida Polk 48 Significant Not Rated 1977 Tailings
Dry Devils and Lowrey WS SCS Site 2 Dam Texas Schleicher 48 Significant Satisfactory 1961 Flood Risk Reduction
Upper Little Nemaha 5 Nebraska Otoe 48 Significant Fair 1996 Flood Risk Reduction
North Pork Manure Pit Wisconsin Richland 47 Significant Not Rated —
Mississippi River Lock and Dam 17 Iowa Mercer 47 Significant Not Available 1939 Navigation
David Peeler Dam Missouri Howard 47 Significant Satisfactory 1999
Pole Creek Irrigation Wyoming Johnson 47 Significant Poor 1972 Irrigation
Brushy Fork No. 7 Dam Ohio Harrison 47 Significant Poor 1950 Tailings
Mount Carmel Dam North Dakota Cavalier 47 Significant Not Rated 1971 Recreation
South Junction Utah Box Elder 47 Significant Not Rated 1958 Irrigation
Whited Reservoir (Baker) Oregon Baker 47 Significant Not Rated 1921 Irrigation
Lake Bracken Dam Illinois Knox 47 Significant Not Available 1922
SCS-Dead Indian-Wldhorse Cr Site-09 Oklahoma Roger Mills 47 Significant Fair 1964 Flood Risk Reduction
East Fork Falling River Dam # 7 Virginia Appomattox 47 Significant Fair — Flood Risk Reduction
Holiday Shores Lake Dam Illinois Madison 47 Significant Not Available 1965 Recreation
Frd No Gs 11 Kansas Brown 47 Significant Satisfactory 1966 Flood Risk Reduction
Lake Mingo Dam Illinois Vermilion 47 Significant Not Available 1981 Recreation
South River Dam #3 Virginia Augusta 47 Significant Satisfactory — Flood Risk Reduction
Waubonsie Cr. Watershed Site 3-7 Iowa Mills 47 Significant Satisfactory 1989 Fire Protection, Stock, Or ...
Cambridge City Reservoir Dam Ohio Guernsey 47 Significant Fair 1916 Water Supply
Smith Lake Dam Illinois Peoria 47 Significant Not Available 1969 Recreation
Sycamore Dam Arizona Pima 47 Significant Not Rated 1939
Randolph County Lake Dam Illinois Randolph 47 Significant Not Available 1960 Recreation
Mpd-1 Kansas Neosho 47 Significant Satisfactory — Water Supply
Upper Wiedemann Dam Kansas Butler 47 Significant Poor 1973 Fire Protection, Stock, Or ...
Bacon Creek Watershed Site A-2-3 Iowa Woodbury 47 Significant Poor 1978 Flood Risk Reduction
Bel-Wood Country Club Lake No. 2 Dam Ohio Warren 47 Significant Fair 1965 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.