Foy Reservoir Report

Last Updated: December 5, 2025

Foy is a state-regulated water resource located in San Juan, Utah, primarily used for recreation purposes.


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Summary

The dam, completed in 1960, is an earth dam standing at a hydraulic height of 14 feet and a structural height of 18 feet. It has a storage capacity of 50 acre-feet, with a normal storage level of 25 acre-feet, serving a drainage area of 0.9 square miles.

Managed by the Utah Division of Water Rights, Foy has a low hazard potential and is currently rated as "Not Rated" in terms of condition assessment. The dam has been inspected every 5 years, with the last inspection conducted in October 2002. While the emergency action plan status and risk assessment for Foy are not specified in the data, the water resource is positioned within the Albuquerque District and under the jurisdiction of the state of Utah.

For water resource and climate enthusiasts, Foy presents an intriguing site for outdoor recreation within the stunning landscape of San Juan, Utah. With its modest storage capacity and low hazard potential, Foy stands as an important state-regulated water source, highlighting the balance between human enjoyment and environmental conservation. As we strive to understand and protect our water resources in the face of climate change, Foy serves as a reminder of the importance of sustainable management practices in preserving our natural surroundings for future generations.

Year Completed

1960

Dam Length

650

River Or Stream

SPRING

Primary Dam Type

Earth

Hydraulic Height

14

Drainage Area

0.9

Nid Storage

50

Structural Height

18

Hazard Potential

Low

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.