Round Willow Bottom Reservoir Report

Last Updated: December 5, 2025

Round Willow Bottom is a state-regulated dam located in Garfield, Utah, with a primary purpose of recreation.


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Summary

Built in 1961, this earth dam stands at 14 feet high with a hydraulic height of 11 feet and a length of 335 feet. With a storage capacity of 50 acre-feet, it serves as a recreational site for visitors to enjoy the surrounding natural beauty.

Managed by the Utah Division of Water Rights, Round Willow Bottom is situated along a tributary to Twitchell Creek, providing a picturesque setting for outdoor enthusiasts. With a low hazard potential and a condition assessment that is not rated, the dam offers a safe and enjoyable environment for recreational activities such as fishing, boating, and hiking. The dam's inspection frequency is every 5 years, ensuring that it is well-maintained and adheres to safety regulations.

Located approximately 18 miles from Escalante, Round Willow Bottom is a popular destination for those seeking an escape into nature. With its serene surroundings and diverse wildlife, this dam serves as a vital resource for both water conservation and climate enthusiasts alike, showcasing the importance of responsible stewardship of our natural resources.

Year Completed

1961

Dam Length

335

River Or Stream

TRIB TO TWITCHELL CREEK

Primary Dam Type

Earth

Hydraulic Height

11

Drainage Area

0.6

Nid Storage

50

Structural Height

14

Hazard Potential

Low

Nid Height

14
       
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.