Hi Ute - Three Mile Canyon Reservoir Report

Last Updated: December 5, 2025

Hi Ute - Three Mile Canyon is a privately owned irrigation dam located in Summit County, Utah.


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Summary

Managed by the Utah Division of Water Rights, this structure sits along the Three Mile Canyon river and serves the primary purpose of irrigation. With a hydraulic height of 25 feet and a structural height of 30 feet, this earth dam has a storage capacity of 25 acre-feet, with a normal storage level of 20 acre-feet.

Although the dam has a low hazard potential and is currently in a not rated condition, it undergoes regular inspections every 5 years to ensure its safety and functionality. The last inspection was conducted in June 2016. Despite its modest size, Hi Ute - Three Mile Canyon plays a crucial role in the local water resource management, providing irrigation water for agricultural activities in the surrounding area. This dam exemplifies the importance of maintaining and regulating water infrastructure to support sustainable agriculture and resource utilization in the region.

Dam Length

250

River Or Stream

THREE MILE CANYON

Primary Dam Type

Earth

Hydraulic Height

25

Drainage Area

3

Nid Storage

25

Structural Height

30

Hazard Potential

Low

Nid Height

30
       
Seasonal Comparison

Weather Forecast

Dam Data Reference

Condition Assessment

Satisfactory
No existing or potential dam safety deficiencies are recognized. Acceptable performance is expected under all loading conditions (static, hydrologic, seismic) in accordance with the minimum applicable state or federal regulatory criteria or tolerable risk guidelines.
Fair
No existing dam safety deficiencies are recognized for normal operating conditions. Rare or extreme hydrologic and/or seismic events may result in a dam safety deficiency. Risk may be in the range to take further action. Note: Rare or extreme event is defined by the regulatory agency based on their minimum
Poor A dam safety deficiency is recognized for normal operating conditions which may realistically occur. Remedial action is necessary. POOR may also be used when uncertainties exist as to critical analysis parameters which identify a potential dam safety deficiency. Investigations and studies are necessary.
Unsatisfactory
A dam safety deficiency is recognized that requires immediate or emergency remedial action for problem resolution.
Not Rated
The dam has not been inspected, is not under state or federal jurisdiction, or has been inspected but, for whatever reason, has not been rated.
Not Available
Dams for which the condition assessment is restricted to approved government users.

Hazard Potential Classification

High
Dams assigned the high hazard potential classification are those where failure or mis-operation will probably cause loss of human life.
Significant
Dams assigned the significant hazard potential classification are those dams where failure or mis-operation results in no probable loss of human life but can cause economic loss, environment damage, disruption of lifeline facilities, or impact other concerns. Significant hazard potential classification dams are often located in predominantly rural or agricultural areas but could be in areas with population and significant infrastructure.
Low
Dams assigned the low hazard potential classification are those where failure or mis-operation results in no probable loss of human life and low economic and/or environmental losses. Losses are principally limited to the owner's property.
Undetermined
Dams for which a downstream hazard potential has not been designated or is not provided.
Not Available
Dams for which the downstream hazard potential is restricted to approved government users.