Browse Dams

1,498 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 1,498 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
Marton Wyoming Johnson 31 Low Poor 1963 Fire Protection, Stock, Or ...
Valarie Irrigation Wyoming Campbell 31 Low Poor 1962 Irrigation
Pond 2 (Dam A) Wyoming Sweetwater 31 Low Fair 2015 Irrigation
School Section Wyoming Natrona 31 Low Fair 1954 Fire Protection, Stock, Or ...
Blue Ridge Detention Wyoming Big Horn 31 Low Poor 1961 Recreation
Wolff Wyoming Campbell 31 Low Fair 2004 Irrigation
Cheri L. Wyoming Johnson 31 Low Fair 1973 Fire Protection, Stock, Or ...
Tract 37 Wyoming Crook 31 Significant Fair 1976 Irrigation
West Wyoming Johnson 31 Low Fair 1962 Fire Protection, Stock, Or ...
Bradley Wyoming Niobrara 31 Low Fair 1914 Irrigation
T & T Enlargement of Driskill Wyoming Crook 31 Low Fair 1954 Irrigation
Green Cabin No. 3 Wyoming Sheridan 31 Low Fair 1969 Fire Protection, Stock, Or ...
Lion Wyoming Johnson 31 Low Poor 1964 Fire Protection, Stock, Or ...
Catwalk Wyoming Sheridan 31 Low Fair — Irrigation
Donna Wyoming Campbell 31 Low Poor 1956 Irrigation
Wasatch - First Enlargement Wyoming Sweetwater 31 Low Fair 1938 Irrigation
Sherwin 9-249-6 Wyoming Weston 31 Low Not Rated 1954 Fire Protection, Stock, Or ...
Wiley Wyoming Park 31 Low Poor 1971 Irrigation
Bass Pond Wyoming Johnson 31 Low Fair 1910 Irrigation
Auzqui No. 2 Wyoming Sheridan 31 Low Fair 1953 Fire Protection, Stock, Or ...
Coyote Den Wyoming Sheridan 31 Low Fair 1965 Irrigation
Lynx Dam Wyoming Natrona 31 Low Unsatisfactory 1956 Debris Control
White Wyoming Carbon 31 Low Fair 1971 Recreation
Betty Wyoming Crook 31 Low Fair 1957 Fire Protection, Stock, Or ...
Dry Creek No. 1 Wyoming Converse 31 Low Fair 1967 Fire Protection, Stock, Or ...
Trail No. 1 Wyoming Converse 31 Low Poor 1955 Irrigation
Maxwell Wyoming Sheridan 30 Low Poor 1901 Irrigation
Wagon Hound Wyoming Converse 30 Low Fair 1946 Irrigation
Lake Owen Wyoming Albany 30 High Fair 1963 Water Supply
Enl. Turpin Park Wyoming Carbon 30 High Fair 1957 Irrigation
James Thompson No. 1 Stock Wyoming Niobrara 30 Low Fair 1960 Fire Protection, Stock, Or ...
Horsch Stockwater Wyoming Natrona 30 Low Fair 1952 Fire Protection, Stock, Or ...
Coal Gulch Wyoming Carbon 30 Low Fair 2013 Irrigation
Orchard Wyoming Washakie 30 Low Fair 1925 Irrigation
Huson Wyoming Johnson 30 Low Poor 1968 Irrigation
Gill No. 5 Stock Wyoming Sheridan 30 Low Poor — Fire Protection, Stock, Or ...
Johnson No. 1 Wyoming Niobrara 30 Low Poor 1916 Irrigation
Mbpp Raw Water Source Wyoming Platte 30 Low Fair 1978 Other
Fox Farm Wyoming Campbell 30 Low Poor 1957 Fire Protection, Stock, Or ...
Finley Wyoming Carbon 30 Low Poor 1977 Fish and Wildlife Pond
Poison Creek No. 1 Wyoming Johnson 30 Low Poor 1999 Irrigation
Pine Creek Wyoming Carbon 30 Low Fair 1987 Irrigation
Ewen - Pence Gulch Wyoming Big Horn 30 Low Poor 1953 Irrigation
Bolt 31 Reuse Pond Wyoming Campbell 30 Low Satisfactory 2022 Other
G. W. Wyoming Laramie 30 Low Fair 1969 Flood Risk Reduction
Williams Wyoming Crook 30 Low Poor 1957 Irrigation
Joe Creek Wyoming Sheridan 30 Low Fair 1963 Fire Protection, Stock, Or ...
Tisdale No. 3 Wyoming Campbell 30 Low Fair 1990 Flood Risk Reduction
Pyramid Dam Wyoming Washakie 30 Low Poor 2003 Other
Henry Wyoming Johnson 30 Low Poor 1960 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.