Browse Dams

11,354 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 11,354 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
Frd No 97 Kansas Marshall 41 Significant Satisfactory 1992 Flood Risk Reduction
Bates Pond Dam Ohio Jefferson 41 Significant Poor 1960 Recreation
Hyder Dam North Carolina Henderson 41 Significant Satisfactory - Recreation
Johnsonville Fossil Plant - Ash Disposal Area Perimeter Dike (Island) Tennessee Humphreys 41 Significant Not Available 1968 Other
Fly-In-Acres California Calaveras 41 Significant Satisfactory 1953 Water Supply
Vulcan Construction Materials Dam South Carolina Spartanburg 41 Significant Fair 2001 Other
Muddy Creek WS Str 1 Dam Mississippi Tippah 41 Significant Poor 1971 Flood Risk Reduction
Pat Hartness Dam South Carolina Spartanburg 41 Significant Fair 1998 Flood Risk Reduction
Conewango Creek Site 6 Dam New York Chautauqua 41 Significant Not Rated 1971 Flood Risk Reduction
Buckley Creek 3-C Nebraska Jefferson 41 Significant Satisfactory 1966 Flood Risk Reduction
Upper Big Nemaha 9-B Nebraska Gage 41 Significant Satisfactory 1991 Other
Lower Running Water Draw WS SCS Site 2 Dam Texas Hale 41 Significant Fair 1977 Flood Risk Reduction
Red Oak Dam Virginia Westmoreland 41 Significant Not Rated - Irrigation
Green Valley Lake Dam Iowa Union 41 Significant Fair 1953 Recreation
Barker No. 1 Utah Summit 41 Significant Not Rated 1958 Irrigation
Lake Terry Dam South Carolina Chesterfield 41 Significant Fair 1976 Water Supply
Buffalo Creek Dam # 9 Virginia Prince Edward 41 Significant Satisfactory - Flood Risk Reduction
Waterville Upper Storage Reservoir Dam New York Oneida 41 Significant Not Rated 1953 Water Supply
Lakewood Lake No. 3 Dam Arkansas Pulaski 41 Significant Poor 1925 Recreation
Jameson Vineyards California Napa 41 Significant Satisfactory - Water Supply
SCS-Lower Black Bear Creek Site-03 Oklahoma Pawnee 41 Significant Fair 1972 Flood Risk Reduction
Auburn Lake Trails California El Dorado 41 Significant Satisfactory 1978 Water Supply
Blockton Watershed Site S-5 Iowa Taylor 41 Significant Satisfactory 1993 Flood Risk Reduction
Frd No 2 Kansas Butler 41 Significant Satisfactory 1972 Flood Risk Reduction
Dixie Oaks #2 Dam Tennessee Lawrence 41 Significant Satisfactory 1992 Recreation
Swain Dam Tennessee Scott 41 Significant - 1973
Curlew Valley Idaho Oneida 41 Significant Poor 1911 Other
Mississippi River Locks and Dam 15 Iowa Scott 41 Significant Not Available 1934 Navigation
Sunset Palisades Idaho Nez Perce 41 Significant Fair 1973 Irrigation
Good Oak Lake Dam Missouri Camden 41 Significant Satisfactory 1973 Recreation
Frd No W-5 Kansas Brown 41 Significant Poor 1963 Flood Risk Reduction
New Gillespie Lake Dam Illinois Macoupin 41 Significant Not Available 1956 Water Supply
Unimin Pond 1a Dam Tennessee Benton 41 Significant Satisfactory 2016 Other
Rainbow Detention Basin Dam Nevada Clark 41 Significant Fair 2002 Flood Risk Reduction
Mississippi River Lock and Dam 18 Iowa Des Moines 41 Significant Not Available 1937 Navigation
Henleys Dam Virginia Albemarle 41 Significant Fair - Irrigation
Dd No Sc-4 (Snipe Creek) Kansas Marshall 41 Significant Satisfactory 1954 Flood Risk Reduction
Jm Stuart Station Ash Pond No. 5 Ohio Adams 41 Significant Poor - Tailings
Cottonwood Wyoming Campbell 41 Significant Fair 1994 Flood Risk Reduction
Highland #2 (North) Colorado Boulder 41 Significant Satisfactory 1881 Irrigation
Condie Idaho Franklin 41 Significant Satisfactory 1948 Other
Scotts Canyon California Napa 41 Significant Satisfactory 1948 Other
East Lake Dam Iowa Clarke 41 Significant Satisfactory 1915 Water Supply
Reid Ash Pond Kentucky Henderson 41 Significant Satisfactory 1968 Other
Haynes Dam Virginia Loudoun 41 Significant Fair - Recreation
Weeping Water Creek 6-G Nebraska Cass 41 Significant Satisfactory 1997 Flood Risk Reduction
Trenton - Power Intake New York Oneida 41 Significant Satisfactory 1983 Hydroelectric
Taft Dam Nebraska Richardson 41 Significant Satisfactory 2008 Flood Risk Reduction
Spring Creek 11-A 303 Nebraska Dawson 41 Significant Fair 1972 Flood Risk Reduction
D.D. & E. Wise Colorado Rio Blanco 41 Significant Fair 1946 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.