Provo City - Rock Canyon Db

Provo City - Rock Canyon Db is an earth dam located in Utah County, Utah, built in 1930. It carries a High hazard potential classification and has a fair condition assessment.

About Provo City - Rock Canyon Db

The primary purpose of Provo City - Rock Canyon Db is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Provo City Public Works (local government). It impounds the Rock Canyon near Provo.

The dam stands 24 feet tall and stretches 1,400 feet across, has a maximum storage capacity of 137 acre-feet, and collects water from a drainage area of 10 square miles. Completed in 1930, the structure is well-established, with more than 75 years of service.

This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 05/19/2022.

Living Downstream

If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Utah dam safety program can provide more specific information about emergency planning for this structure.

Search for dams near your address to see all dams in your area with hazard classifications and safety data.

High HazardFair ConditionEmergency Action Plan: Yes

Location

StateUtah
CountyUtah
Nearest CityProvo
River/StreamRock Canyon
Coordinates40.26852, -111.63742

Physical Characteristics

Dam TypeEarth
NID Height24 ft
Dam Length1,400 ft
Year Completed1930 (96 years old)

Storage & Hydraulics

NID Storage137 acre-ft
Max Storage137 acre-ft
Normal Storage102 acre-ft
Drainage Area10 sq mi
Max Discharge280 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerPROVO CITY PUBLIC WORKS
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection05/19/2022
Emergency Action PlanYes

Identifiers

NID IDUT00524
Federal IDUT00524
More InfoState Dam Safety Program

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