Lost Lake Dike

Lost Lake Dike is an earth dam located in Wasatch County, Utah, built in 1931. It carries a Low hazard potential classification.

About Lost Lake Dike

Lost Lake Dike is a dam in Wasatch, Utah. The dam is owned by Department Of The Interior (federal). It impounds the Upper Provo River.

The dam stands 33 feet tall and stretches 890 feet across, and has a maximum storage capacity of 1,350 acre-feet. Completed in 1931, the structure is well-established, with more than 75 years of service.

This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. An emergency action plan is in place for this dam. The most recent inspection on record was 08/17/2023.

At 33 feet, this dam is taller than 78% of dams nationwide.

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Low HazardNot Available ConditionEmergency Action Plan: Yes

Location

StateUtah
CountyWasatch
River/StreamUpper Provo River
Coordinates40.67210, -110.93830

Physical Characteristics

Dam TypeEarth
NID Height33 ft
Dam Height23 ft
Dam Length890 ft
Year Completed1931 (95 years old)

Storage & Hydraulics

NID Storage1,350 acre-ft
Max Storage1,350 acre-ft
Normal Storage1,155 acre-ft
Spillway TypeNone

Ownership & Safety

OwnerDEPARTMENT OF THE INTERIOR
Owner TypeFederal
Hazard ClassificationLow
Condition AssessmentNot Available
Last Inspection08/17/2023
Emergency Action PlanYes

Identifiers

NID IDUT00184
Federal IDUT00184S001
More InfoState Dam Safety Program

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