Significant Hazard Dams

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

Dam Name	Hazard	Height	Built	Type	State
Wheaton Regional Park Dam Montgomery	Significant Hazard	24 ft	1962	Earth	Maryland
Wheatons Brook Pond Windham	Significant Hazard	—	—	Earth	Connecticut
Wheatstone Detention Basin Lebanon	Significant Hazard	8 ft	—	Earth	Pennsylvania
Wheeler Creek Dam Wexford	Significant Hazard	21 ft	1965	Earth	Michigan
Wheeler Pond Dam Hampden	Significant Hazard	17 ft	1956	Masonry	Massachusetts
Wheeler Pond Dam New London	Significant Hazard	20 ft	1810	Concrete	Connecticut
Wheeler Pond Dam Worcester	Significant Hazard	11 ft	—	Earth	Massachusetts
Whidby Structure 20 Jackson	Significant Hazard	24 ft	1966	Earth	South Dakota
Whipple Pond Dam Hartford	Significant Hazard	20 ft	—	Earth	Connecticut
Whippoorwill Pond Dam New London	Significant Hazard	16 ft	—	Concrete	Connecticut
Whipporwill Schuylkill	Significant Hazard	11 ft	—	Earth	Pennsylvania
Whispering Hills Recreation Lake Dam Holmes	Significant Hazard	23 ft	1968	Earth	Ohio
Whispering Pines Dam Muscatine	Significant Hazard	28 ft	2006	Earth	Iowa
Whispering Winds Fentress	Significant Hazard	—	1976	Earth	Tennessee
Whist Pond Dam Litchfield	Significant Hazard	8 ft	1900	Earth	Connecticut
White Obion	Significant Hazard	—	1968	Earth	Tennessee
White Williamson	Significant Hazard	—	1976	Earth	Tennessee
White Birch Lake Dam Broome	Significant Hazard	21 ft	1949	Earth	New York
Whited Lake Blount	Significant Hazard	—	—	Earth	Alabama
Whited Reservoir (Baker) Baker	Significant Hazard	45 ft	1921	Earth	Oregon
White Elk (Wheatland) Wheatland	Significant Hazard	14 ft	1927	Earth	Montana
Whitefield Lagoon Dam Coos	Significant Hazard	32 ft	1984	Earth	New Hampshire
Whitehall Pond Dam Worcester	Significant Hazard	22 ft	—	Rockfill	Massachusetts
Whitehall Reservoir Dam Middlesex	Significant Hazard	8 ft	2002	Masonry	Massachusetts
White Hall Reservoir Dam Greene	Significant Hazard	38 ft	1952	Earth	Illinois
Whitehall Reservoir Distribution Dam Middlesex	Significant Hazard	15 ft	1990	Earth	Massachusetts
Whitehall Upper Pond Dam Middlesex	Significant Hazard	10 ft	—	Masonry	Massachusetts
White Hollow Dam Schuyler	Significant Hazard	34 ft	1936	Arch	New York
White Island Pond Dam Plymouth	Significant Hazard	11 ft	—	Concrete	Massachusetts
White Lake Dam Brown	Significant Hazard	50 ft	—	Earth	Indiana
White Lake Dam Marshall	Significant Hazard	28 ft	1933	Earth	South Dakota
Whiteley Peak Grand	Significant Hazard	60 ft	1941	Earth	Colorado
White Oak Dam #1 Madison	Significant Hazard	64 ft	—	Earth	Virginia
White Oak Lake Dam Bartholomew	Significant Hazard	15 ft	—	—	Indiana
White Oak Lake Dam Mahaska	Significant Hazard	39 ft	1983	Earth	Iowa
White Oak Lake Dam Pike	Significant Hazard	29 ft	1972	Earth	Indiana
White Oak Lake Dam No. 1 (East) Knox	Significant Hazard	9 ft	1935	Earth	Indiana
White Oak Lake Dam No. 2 (West) Knox	Significant Hazard	21 ft	1963	Earth	Indiana
White Oak Lake Upper Dam Ouachita	Significant Hazard	21 ft	1960	Earth	Arkansas
White Oaks Lake Shelby	Significant Hazard	—	1961	Earth	Tennessee
White Pine Ditch Dam Cook	Significant Hazard	13 ft	1975	Earth	Illinois
White Pine Mine North Tailings Dam #2 Ontonagon	Significant Hazard	75 ft	1971	Earth	Michigan
White Pines Lake Dam Union	Significant Hazard	16 ft	1954	—	South Carolina
White Pond Dam Putnam	Significant Hazard	12 ft	1899	Earth	New York
White Pond Dam Chatham	Significant Hazard	—	—	Earth	North Carolina
White Reservoir Dam Hampshire	Significant Hazard	51 ft	1912	Masonry	Massachusetts
White River L and D No. 1 Independence	Significant Hazard	28 ft	1904	Timber Crib	Arkansas
Whites Dam Cullman	Significant Hazard	—	1958	Earth	Alabama
Whiteside Lake Dam Jackson	Significant Hazard	—	1949	Concrete	North Carolina
Whites Lake Caroline	Significant Hazard	17 ft	1940	Earth	Virginia