High Risk Dams in Utah

Utah has 10 high hazard dams with a condition assessment of poor or unsatisfactory. These are dams where failure would probably cause loss of human life and where recognized safety deficiencies have been identified.

Of the 269 high hazard dams in Utah, 10 (3%) have concerning condition ratings — 10 rated poor and 0 rated unsatisfactory.

Dam	County	Height (ft)	Condition	Purpose	Year
Mountain Dell	Salt Lake	105	Poor	Water Supply	1916
Birch Creek No. 2	Rich	101	Poor	Irrigation	1951
Lake Mary-phoebe	Salt Lake	72	Poor	Water Supply	1915
Frog Hollow	Washington	58	Poor	Flood Risk Reduction	1978
Rolfson	Sanpete	36	Poor	Irrigation	1934
Jones	Wasatch	36	Poor	Irrigation	1956
Palisades Lake	Sanpete	24	Poor	Irrigation	1899
Tony Grove Lake Dam	Cache	24	Poor	Recreation	1939
Alton Reservoir	Kane	21	Poor	Irrigation
Red Pine	Salt Lake	20	Poor	Irrigation	1929

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