Box Creek - Upper (Beaver Creek) Reservoir Report

Last Updated: December 5, 2025

Box Creek - Upper (Beaver Creek) is a privately owned irrigation dam located in Piute County, Utah, near the city of Greenwich.


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Summary

Built in 1953 by the USDA NRCS, this earth dam stands at a hydraulic height of 50 feet and a structural height of 58 feet, with a length of 325 feet. It has a storage capacity of 1,842 acre-feet and primarily serves the purpose of irrigation for the surrounding area, with a drainage area of 12 square miles.

This dam is regulated by the Utah Division of Water Rights and undergoes regular inspections, with the last inspection conducted in August 2020. It has been assessed to have a high hazard potential but is currently in fair condition. Despite its age, Box Creek - Upper (Beaver Creek) continues to play a crucial role in water resource management in the region, ensuring a reliable water supply for agricultural activities.

With its picturesque location along Box Creek and its vital role in supporting irrigation, Box Creek - Upper (Beaver Creek) is a noteworthy structure for water resource and climate enthusiasts. Its history, design, and ongoing maintenance efforts make it a symbol of sustainable water management practices in Utah, highlighting the importance of dams in ensuring water availability for agricultural purposes in arid regions.

Year Completed

1953

Dam Length

325

River Or Stream

BOX CREEK

Primary Dam Type

Earth

Hydraulic Height

50

Drainage Area

12

Nid Storage

1842

Structural Height

58

Hazard Potential

High

Nid Height

58
       
Seasonal Comparison

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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.