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
Yount Pond Dam Trumbull	Significant Hazard	25 ft	1965	Earth	Ohio
Youthtown Madison	Significant Hazard	—	1977	Earth	Tennessee
Youth With A Mission Dam No 4 Smith	Significant Hazard	39 ft	1975	Earth	Texas
Yuchi Lake Russell	Significant Hazard	—	1941	Earth	Alabama
Yuchnyk Pond Dam New Haven	Significant Hazard	6 ft	—	Earth	Connecticut
Zedler Mill Dam Caldwell	Significant Hazard	11 ft	—	Buttress	Texas
Zeigler City Lake Dam Franklin	Significant Hazard	19 ft	1948	Earth	Illinois
Zeigler Coal Lake 5 Dam Williamson	Significant Hazard	18 ft	1963	Earth	Illinois
Zeiner Pond Litchfield	Significant Hazard	20 ft	1911	Earth	Connecticut
Zeke Allart Dam Perkins	Significant Hazard	22 ft	1957	Earth	South Dakota
Zelina Erie	Significant Hazard	15 ft	1974	Earth	Pennsylvania
Zepernick Lake Dam Columbiana	Significant Hazard	14 ft	1950	Earth	Ohio
Zero Manufacturing Company Dam Hampden	Significant Hazard	18 ft	1900	Masonry	Massachusetts
Zf Batavia Retention Basin Dam Clermont	Significant Hazard	22 ft	1980	Earth	Ohio
Ziebell Dam Furnas	Significant Hazard	28 ft	1952	Earth	Nebraska
Zieglers Pond Dam Litchfield	Significant Hazard	7 ft	—	Earth	Connecticut
Zielinski Farm Reservoir Clackamas	Significant Hazard	26 ft	1974	Earth	Oregon
Zimmerhanzel Lake Dam Williamson	Significant Hazard	19 ft	1968	Earth	Texas
Zimmer Waste Water Pond Complex Dam Clermont	Significant Hazard	21 ft	1989	Earth	Ohio
Zoar Pond Dam Middlesex	Significant Hazard	21 ft	—	Earth	Connecticut
Zorinsky Basin 1 Douglas	Significant Hazard	20 ft	2014	Earth	Nebraska