Las Vegas Wash Lower Detention Basin Dam

LAS VEGAS WASH· Clark, Nevada· Earth· 53 ft tall
High Hazard Flood Risk Reduction Local Government

Key Takeaway

Las Vegas Wash Lower Detention Basin Dam is classified as high hazard in Nevada. 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 Height 53 ft (taller than 83.1% in NV)
Dam Length4,200 ft
Dam TypeEarth
Max Storage702 acre-ft
Normal Storage0 acre-ft
Surface Area40 acres
Drainage Area35 sq mi
Max Discharge68,950 cfs
NID IDNV10511

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 30, 2023
State Regulated: Yes
Regulatory Agency: NEVADA DWR

Ownership

CITY OF NORTH LAS VEGAS

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Las Vegas Wash Lower Detention Basin Dam?

Las Vegas Wash Lower Detention Basin Dam 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 Las Vegas Wash Lower Detention Basin Dam?

Las Vegas Wash Lower Detention Basin Dam is owned by CITY OF NORTH LAS VEGAS (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Las Vegas Wash Lower Detention Basin Dam?

Las Vegas Wash Lower Detention Basin Dam 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.

How tall is Las Vegas Wash Lower Detention Basin Dam?

Las Vegas Wash Lower Detention Basin Dam has a dam height of 53 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.

When was Las Vegas Wash Lower Detention Basin Dam last inspected?

Las Vegas Wash Lower Detention Basin Dam was last inspected on April 30, 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.