Dairy Canyon Detention Basin

DAIRY WASH· Sevier, Utah· Built 1987· Earth·
High Hazard Flood Risk Reduction Local Government

Key Takeaway

Dairy Canyon Detention Basin is classified as high hazard in Utah. It was completed in 1987 and is 39 years old. Its primary use is flood risk reduction. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Length570 ft
Dam TypeEarth
Max Storage144 acre-ft
Normal Storage110 acre-ft
Drainage Area2 sq mi
Max Discharge59 cfs
Year Completed1987 (39 years old)
NID IDUT00627

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: Yes
Last Inspection: April 27, 2022
State Regulated: Yes
Regulatory Agency: Utah Division of Water Rights

Ownership

RICHFIELD CITY CORPORATION

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Dairy Canyon Detention Basin?

Dairy Canyon Detention Basin is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Dairy Canyon Detention Basin?

Dairy Canyon Detention Basin is owned by RICHFIELD CITY CORPORATION (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Dairy Canyon Detention Basin built?

Dairy Canyon Detention Basin was completed in 1987, making it 39 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

What is the primary purpose of Dairy Canyon Detention Basin?

Dairy Canyon Detention Basin serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

When was Dairy Canyon Detention Basin last inspected?

Dairy Canyon Detention Basin was last inspected on April 27, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.