Browse Dams

11,351 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 11,351 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
Long Beach Lake Dam Indiana Steuben 13 Significant Poor — Recreation
West Grand Lake Maine Washington 13 Significant Satisfactory 1836 Hydroelectric
Unicorn Branch Dam Maryland Queen Anne's 13 Significant Fair 1964 Recreation
Cherry Hill Park Dam Maryland Prince George's 13 Significant Satisfactory 1986 Flood Risk Reduction
Upper Goose Pond Wyoming Fremont 13 Significant Not Rated — Irrigation
Upper Fulton Lock & Dam 2 New York Oswego 13 Significant Fair 1927 Hydroelectric
Leech Dam Minnesota Cass 13 Significant Not Available 1885 Recreation
Wilson Pond Maine Piscataquis 12 Significant Poor 1907 Hydroelectric
Fisher Alabama Montgomery 12 Significant Not Rated 1969 Recreation
Docp1 Florida Hamilton 12 Significant Satisfactory — Tailings
Larry Mayo Dam Texas Anderson 12 Significant Not Rated —
Sehoy Alabama Bullock 12 Significant Not Rated 1956 Recreation
Docp2 Florida Hamilton 12 Significant Satisfactory 1974 Other
Kensington Parque Dam Illinois Madison 12 Significant Not Available 2004 Recreation
Rocky Crossing Reservoir Montana Chouteau 12 Significant — 1950 Irrigation
Greensburg Lake Indiana Decatur 12 Significant Not Rated 1938 Recreation
Hanna South Dakota Lawrence 12 Significant Not Rated — Recreation
Wilding, David P. Utah Wasatch 12 Significant Not Rated — Flood Risk Reduction
Robinson Lake Dam Alabama Bibb 12 Significant Not Rated 1974 Recreation
National Alabama St. Clair 12 Significant Not Rated 1944 Water Supply
Frank Rutland No 1 Alabama Montgomery 12 Significant Not Rated 1935 Recreation
Morris Dam North Carolina Lee 12 Significant — 1890 Fire Protection, Stock, Or ...
Allison Dam North Carolina Cabarrus 12 Significant Fair — Fire Protection, Stock, Or ...
Killingly Pond Dike Connecticut Windham 12 Significant Fair — Other
Rod and Reel Alabama Calhoun 12 Significant Not Rated 1941 Recreation
Trout Creek Dam Michigan Ontonagon 12 Significant Not Rated 1899 Recreation
C H Warner Alabama Montgomery 12 Significant Not Rated 1950 Recreation
Miller Pond Vermont Bennington 12 Significant Satisfactory 1937 Recreation
Arnoname 27 Arkansas Hot Spring 12 Significant Not Rated 1953 Water Supply
Vorces Pond Dam Massachusetts Franklin 12 Significant Fair 1892
Fowler Dam #2 (Pondera) Montana Pondera 12 Significant — 1950 Fire Protection, Stock, Or ...
Cedar Road Dam New Jersey Gloucester 12 Significant Satisfactory — Fire Protection, Stock, Or ...
Duck Dam South Dakota Harding 12 Significant — 1940 Fire Protection, Stock, Or ...
Glacier Lake Dam Montana Missoula 12 Significant — 1915 Water Supply
Old Duck Pond Dam Massachusetts Worcester 12 Significant Poor —
Wilberg #1 (Northern) Utah Emery 12 Significant Not Rated — Irrigation
Mill Pond Vermont Chittenden 12 Significant Not Rated 1900 Recreation
Argyle Business Park Dam Texas Denton 12 Significant Fair 2021
Wayne Carter Lake Dam Arkansas Poinsett 12 Significant Not Rated 1969 Recreation
Willie Woods Dam No.1 Alabama Hale 12 Significant Not Rated 1977 Other
Hermansville Dam Michigan Menominee 12 Significant Satisfactory 1888 Recreation
Cedar Street Dam Massachusetts Middlesex 12 Significant Fair — Recreation
Summit Development, Pond N6 Utah Washington 12 Significant Not Rated — Irrigation
Lee Britten Lake Dam Arkansas Independence 12 Significant Not Rated 1947 Recreation
Hurricane Lake Dam North Carolina Jackson 12 Significant — — Recreation
Tennyson Place Dam North Carolina Wake 12 Significant — — Recreation
Utah County 94-53-67md Utah Utah 12 Significant Not Rated 1994 Flood Risk Reduction
Anchor Lake North Dam Montana Beaverhead 12 Significant — 1904 Fire Protection, Stock, Or ...
Robinson Pond Dam Massachusetts Bristol 12 Significant Fair 1999 Recreation
Laurel Lake Dam North Carolina Sampson 12 Significant — 1947 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.