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
Hearn Dam Texas Tyler 17 Significant Not Rated — Recreation
White Trout Water Conservation Structure Florida Hillsborough 17 Significant Fair — Flood Risk Reduction
Ward Business Park Dam Iowa Polk 17 Significant Not Rated 2001 Other
Fall River Wisconsin Columbia 17 Significant Satisfactory 1859 Recreation
Hallbrook Pond Dam Iowa Dallas 17 Significant Satisfactory 2009 Flood Risk Reduction
Little Shady Lake Dam Tennessee Morgan 17 Significant — 1968 Recreation
Grand Valley #2 Dam Tennessee Hardeman 17 Significant Satisfactory 1956
Abbey Detention Basin Colorado Fremont 17 Significant Satisfactory 2005 Flood Risk Reduction
Proctor & Gamble Pond No.1 Dam Ohio Warren 17 Significant Fair 1994 Flood Risk Reduction
Muskingum River Lock and Dam No. 4 Ohio Washington 17 Significant Poor 1841 Recreation
Highway Lake Dam B Texas Harrison 17 Significant Not Rated 1925 Recreation
River Street Maine York 17 Significant Fair 1870 Recreation
Pea Porridge Pond Middle Little Dam New Hampshire Carroll 17 Significant Fair 1966 Recreation
Wild Lands INC Pond #1 Dam New York Steuben 17 Significant Poor 1967 Recreation
Schuyler Lake Dam New York Schoharie 17 Significant Poor 1931 Recreation
Paul'S Lake Dam Ohio Darke 17 Significant Poor — Recreation
Cains Ridge Dam Alabama Fayette 17 Significant Not Rated 1980 Recreation
Laurel Thicket Pond Dam North Carolina Lee 17 Significant Fair — Recreation
Haynes Lake Dam Texas Falls 17 Significant Not Rated 1957
Chehalis Regional Water Reclamation Pond Washington Lewis 17 Significant Satisfactory 2005 Other
Spencer Lake - South Dam Ohio Medina 17 Significant Fair 1960 Recreation
Twin Lakes Upper Dam South Carolina Edgefield 17 Significant Fair 1948 Recreation
Mosher Little Lake Dam Texas Bandera 17 Significant Not Rated 1942 Recreation
Oxford Hunt Dam North Carolina Wake 17 Significant Fair 1986 Recreation
Kunkle Wwt Lagoons Ohio Williams 17 Significant Satisfactory 2021 Other
Stephen Blodgett Pond Dam New York Dutchess 17 Significant Poor 1953 Other
Kohl Irrigation Lake-North Missouri Audrain 17 Significant Not Rated 1976 Irrigation
Ibm Pond #1 Dam New York Tioga 17 Significant Not Rated 1958 Recreation
Coro Lake Dam Tennessee Shelby 17 Significant Satisfactory 1951 Recreation
Gunsight Pond Dam Connecticut Middlesex 17 Significant Fair — Irrigation
Somersworth New Hampshire Strafford 17 Significant Satisfactory 1929 Hydroelectric
Barney`S Wash (6400west)Detention Basin Utah Salt Lake 17 Significant Not Rated 2001 Flood Risk Reduction
High Hill Pond Dam Connecticut New Haven 17 Significant Satisfactory 1968 Recreation
Lake Kanasatka Dam New Hampshire Carroll 17 Significant Poor 1928 Recreation
Melvin River Dam New Hampshire Carroll 17 Significant Poor 1930 Recreation
Eustis Maine Franklin 17 Significant Fair 1952 Hydroelectric
Ross Pond Dam Connecticut Windham 17 Significant Satisfactory 1900 Recreation
Damon Pond Dam Massachusetts Hampshire 17 Significant Fair 1760 Recreation
Hickory Nut Golf Course Lake Dam Ohio Lorain 17 Significant Poor 1963 Recreation
Wyndham Lake Dam Virginia Henrico 17 Significant Fair — Recreation
Stukes/Hilton Dam South Carolina Clarendon 17 Significant Fair 1960 Recreation
Glass Pond No 2 Pennsylvania Wayne 17 Significant Fair 1914 Recreation
Osu Golf Course Lake Dam Ohio Franklin 17 Significant Fair 1936 Water Supply
Slade Pennsylvania Allegheny 17 Significant Satisfactory — Recreation
Newton Falls Low Head Dam Ohio Trumbull 17 Significant Fair 1908 Water Supply
Elk Creek Game Management Dam 1 Iowa Worth 17 Significant Fair 1961 Recreation
Spring Valley WWTP Lagoon Dam Illinois Bureau 17 Significant Not Available — Other
Country Meadows Swm Pond Maryland Howard 17 Significant Poor 1988 Flood Risk Reduction
City of Lakeland Wetland Treatment System East Florida Polk 17 Significant Not Rated 1995 Tailings
Great Stream Commons Upper Pennsylvania Union 17 Significant Not Rated 2001 Flood Risk Reduction

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.