Tuacahn Wash Upper Detention Basin

Washington, Utah· Built 2013· Earth·
Significant Hazard Flood Risk Reduction Private

Key Takeaway

Tuacahn Wash Upper Detention Basin is classified as significant hazard in Utah. It was completed in 2013 and is 13 years old. Its primary use is flood risk reduction. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Length460 ft
Dam TypeEarth
Max Storage50 acre-ft
Normal Storage26 acre-ft
Drainage Area2 sq mi
Max Discharge433 cfs
Year Completed2013 (13 years old)
NID IDUT53538

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

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

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

Ownership

IVINS CITY

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Tuacahn Wash Upper Detention Basin?

Tuacahn Wash Upper Detention Basin is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Tuacahn Wash Upper Detention Basin?

Tuacahn Wash Upper Detention Basin is owned by IVINS CITY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Tuacahn Wash Upper Detention Basin built?

Tuacahn Wash Upper Detention Basin was completed in 2013, making it 13 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 Tuacahn Wash Upper Detention Basin?

Tuacahn Wash Upper 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 Tuacahn Wash Upper Detention Basin last inspected?

Tuacahn Wash Upper Detention Basin was last inspected on October 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.