Sun Valley Detention Dam

SUN VALLEY CREEK· Washoe, Nevada· Earth· 35 ft tall
High Hazard Flood Risk Reduction Local Government

Key Takeaway

Sun Valley Detention 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 35 ft (taller than 67.4% in NV)
Dam Length610 ft
Dam TypeEarth
Max Storage290 acre-ft
Normal Storage290 acre-ft
Surface Area14 acres
Drainage Area11 sq mi
Max Discharge9,500 cfs
NID IDNV00238

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: May 17, 2023
State Regulated: Yes
Regulatory Agency: NEVADA DWR

Ownership

CITY OF SPARKS

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Sun Valley Detention Dam?

Sun Valley Detention 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 Sun Valley Detention Dam?

Sun Valley Detention Dam is owned by CITY OF SPARKS (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Sun Valley Detention Dam?

Sun Valley Detention 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 Sun Valley Detention Dam?

Sun Valley Detention Dam has a dam height of 35 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 Sun Valley Detention Dam last inspected?

Sun Valley Detention Dam was last inspected on May 17, 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.