Kanab City - Tom`S Canyon Flood Control Reservoir Report

Last Updated: December 17, 2025

Kanab City's Tom's Canyon Flood Control structure stands as a crucial piece of infrastructure in Utah's fight against flooding, with its primary purpose being flood risk reduction.


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Summary

Completed in 2016, this private-owned earth dam is designed to mitigate the impact of high waters, boasting a hydraulic height of 15 feet and a structural height of 21.5 feet. Situated in Kane County, Utah, the dam spans 312 feet and has a storage capacity of 73 acre-feet, offering protection to a drainage area of 2.32 square miles.

Managed by the Utah Division of Water Rights, the Kanab City - Tom's Canyon Flood Control structure has been inspected regularly, with its condition assessed as satisfactory. Despite its high hazard potential, the dam has been deemed to meet safety guidelines and is equipped with emergency action plans to ensure swift response in case of a catastrophic event. With a spillway width of 120 feet and a maximum discharge capacity of 808 cubic feet per second, the dam's impact on flood control in the region is significant, offering a vital line of defense against potential water-related disasters.

As water resource and climate enthusiasts continue to monitor and assess the effectiveness of flood control measures across the country, structures like Kanab City's Tom's Canyon Flood Control serve as shining examples of proactive infrastructure development. With a commitment to safety, regular maintenance, and adherence to regulatory standards, this dam stands as a testament to the importance of strategic planning and investment in safeguarding communities against the unpredictable forces of nature.

Year Completed

2016

Dam Length

312

Primary Dam Type

Earth

Hydraulic Height

15

Drainage Area

2.32

Nid Storage

73

Structural Height

21.5

Hazard Potential

High

Foundations

Soil

Nid Height

22
       
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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.