Quay Mecham Reservoir Report

Last Updated: December 5, 2025

Quay Mecham, Willow Creek Irrigation Co.


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Summary

is a privately-owned water resource infrastructure located in Sanpete, Utah. Managed and regulated by the Utah Division of Water Rights, this off-channel structure plays a crucial role in providing irrigation water to the surrounding area. With a hydraulic height of 15 feet and a structural height of 18 feet, it has a storage capacity of 19.7 acre-feet, making it a significant water resource in the region.

Despite its importance, Quay Mecham dam is currently not rated in terms of its condition assessment, posing a significant hazard potential. Regular inspections are conducted every 5 years to ensure its safety and integrity. While the exact year of completion is unknown, this earth-type dam is essential for the irrigation purposes it serves and the water storage it provides. With a maximum discharge of 25 cubic feet per second, the dam plays a crucial role in water management in the area.

As a key component of the local water infrastructure, Quay Mecham dam underscores the importance of proper management and maintenance of water resources in the region. With its significant hazard potential and the need for regular inspections, it serves as a reminder of the critical role that water resources play in climate resilience and sustainability. The efforts of the Utah Division of Water Rights and other regulatory agencies are essential in ensuring the safety and effectiveness of structures like Quay Mecham in meeting the water needs of the community.

River Or Stream

Off Channel

Primary Dam Type

Earth

Hydraulic Height

15

Nid Storage

19.7

Structural Height

18

Hazard Potential

Significant

Nid Height

18
       
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.