Nephi City - Miller Canyon Debris

MILLER CANYON· Juab, Utah· Built 1963· Earth·
Significant Hazard Flood Risk Reduction Local Government

Key Takeaway

Nephi City - Miller Canyon Debris is classified as significant hazard in Utah. It was completed in 1963 and is 63 years old. Its primary use is flood risk reduction. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Length1,350 ft
Dam TypeEarth
Max Storage90 acre-ft
Normal Storage50 acre-ft
Drainage Area1 sq mi
Max Discharge133 cfs
Year Completed1963 (63 years old)
NID IDUT00561

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: June 21, 2023
State Regulated: Yes
Regulatory Agency: Utah Division of Water Rights

Ownership

NEPHI CITY

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Nephi City - Miller Canyon Debris?

Nephi City - Miller Canyon Debris 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 Nephi City - Miller Canyon Debris?

Nephi City - Miller Canyon Debris is owned by NEPHI CITY (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Nephi City - Miller Canyon Debris built?

Nephi City - Miller Canyon Debris was completed in 1963, making it 63 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 Nephi City - Miller Canyon Debris?

Nephi City - Miller Canyon Debris 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 Nephi City - Miller Canyon Debris last inspected?

Nephi City - Miller Canyon Debris was last inspected on June 21, 2023. 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.