Browse Dams

12,908 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 12,908 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
Lake Delhi Dam Iowa Delaware 55 Significant Satisfactory 1922 Recreation
Murray California Sonoma 55 High Satisfactory 1970 Water Supply
Jim Falls Wisconsin Chippewa 55 High Satisfactory 1923 Hydroelectric
Seven Lakes #1 Dam Missouri Wayne 55 High Satisfactory 1944 Recreation
Belgrade Dam Missouri Washington 55 High Satisfactory 1958 Water Supply
Pond 2b California Solano 55 Low Satisfactory 1975 Water Supply
Black Mountain Water Tank California San Diego 55 High Satisfactory 2002 Water Supply
Lac Lafitte Dam Missouri St. Francois 55 High Satisfactory 1977 Recreation
Nodaway Lake Dam Missouri Nodaway 55 High Satisfactory 1966 Recreation
Georgetown Dam Montana Deer Lodge 55 High Satisfactory 1900 Hydroelectric
Parr Shoals Dam South Carolina Newberry 55 High Satisfactory 1914 Hydroelectric
White Tanks #3 Arizona Maricopa 55 High Satisfactory 1956 Flood Risk Reduction
Shearon Harris Auxiliary Reservoir Dam North Carolina Wake 55 Low Satisfactory 1979 Other
Chippewa Creek Structure Iii-A Ohio Medina 55 High Satisfactory 1980 Flood Risk Reduction
Lake Afton Dam Kansas Sedgwick 55 High Satisfactory 1942 Recreation
Tom Smith Lake -East Dam Missouri Jackson 55 High Satisfactory 1965 Recreation
Bosch No. 2 California Sonoma 55 Significant Satisfactory 1962 Water Supply
Cloisters Dam 2 Nebraska Sarpy 55 Low Satisfactory 2017 Flood Risk Reduction
Lake Tapawingo Dam Missouri Jackson 55 High Satisfactory 1926 Recreation
Harrisonville City Lake Dam Missouri Cass 55 High Satisfactory 1971 Recreation
Turkey Creek 8 Nebraska Saline 55 Low Satisfactory 2009 Flood Risk Reduction
Solomon Gulch Spillway Alaska Chugach Census Area 55 High Satisfactory 1981 Hydroelectric
Whittier Reservoir No. 4 California Los Angeles 55 Low Satisfactory 1931 Water Supply
West Water Creek Dam Nebraska Morrill 55 Significant Satisfactory 1976 Flood Risk Reduction
Stanislaus Forebay East California Tuolumne 55 Low Satisfactory 1908 Hydroelectric
Stoner's Lonesome Lake Dam Indiana Brown 55 High Satisfactory 1999 Recreation
Spring Lake Dam Missouri Jefferson 55 High Satisfactory 1989 Recreation
Mountain Run Dam #50 Virginia Culpeper 55 High Satisfactory - Flood Risk Reduction
Woodland Hills Dam Tennessee Dickson 55 Significant Satisfactory 1999 Recreation
Stillwater North Dam New York Herkimer 55 High Satisfactory 1924 Hydroelectric
Wagner Lake Dam Missouri Warren 55 Significant Satisfactory 1966 Recreation
Cull Creek California Alameda 55 High Satisfactory 1963 Flood Risk Reduction
Graffenburg Reservoir Dam New York Herkimer 55 Significant Satisfactory 1854 Recreation
Swan Creek 9 Nebraska Saline 55 Significant Satisfactory 1998 Flood Risk Reduction
Bacon Creek Watershed Site H-3-1 Iowa Woodbury 55 Significant Satisfactory 1984 Flood Risk Reduction
Running Water Draw WS SCS Site 3 Dam Texas Parmer 55 Significant Satisfactory 1979 Flood Risk Reduction
Valley Lake Dam Texas Fannin 55 High Satisfactory 1961 Other
South Suburban Colorado El Paso 55 High Satisfactory 1932 Water Supply
Luttrell Lake Upper Dam Missouri Washington 55 Significant Satisfactory 1934 Tailings
Mcminn Lake #2 Dam Missouri Bollinger 55 High Satisfactory 2014
Dudenhoeffer Dam Missouri Maries 55 High Satisfactory 2001
Blackwood Creek P-2 Nebraska Red Willow 55 Significant Satisfactory 1984 Flood Risk Reduction
Clinch River Flyash Dam #1 Virginia Russell 55 High Satisfactory - Other
Garrison Creek Stormwater Detention Dam Washington King 55 Significant Satisfactory 1991 Flood Risk Reduction
Lake Mailande Mississippi Lauderdale 55 High Satisfactory 1994 Recreation
Topgun Lagoon Dam Nebraska Boone 55 Low Satisfactory 1998 Other
Johns Creek Dam #4 Virginia Craig 55 High Satisfactory - Flood Risk Reduction
Deer Creek Dam Iowa Plymouth 55 High Satisfactory 1995 Recreation
Beaverdam Creek Dam Virginia Loudoun 55 High Satisfactory - Water Supply
Ackley Lake Dam Montana Judith Basin 55 High Satisfactory 1938 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.