West Side Detention Dike No. 2

WHITEWATER RIVER OS· Riverside, California· Built 1968· Earth· 37 ft tall
Low Hazard Flood Risk Reduction Federal Government

Key Takeaway

West Side Detention Dike No. 2 is classified as low hazard in California. It was completed in 1968 and is 58 years old. Its primary use is flood risk reduction.

Physical Details

Dam Height 37 ft (taller than 41.5% in CA)
Dam Length4,650 ft
Dam TypeEarth
Max Storage630 acre-ft
Normal Storage0 acre-ft
Surface Area0 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed1968 (58 years old)
NID IDCA10199

Safety Information

Low Hazard

No probable loss of human life and low economic/environmental losses expected.

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

Emergency Action Plan: No
State Regulated: No

Ownership

RECLAMATION

Federal Government

Frequently Asked Questions

What is the hazard classification of West Side Detention Dike No. 2?

West Side Detention Dike No. 2 is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates West Side Detention Dike No. 2?

West Side Detention Dike No. 2 is owned by RECLAMATION (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was West Side Detention Dike No. 2 built?

West Side Detention Dike No. 2 was completed in 1968, making it 58 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 West Side Detention Dike No. 2?

West Side Detention Dike No. 2 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 West Side Detention Dike No. 2?

West Side Detention Dike No. 2 has a dam height of 37 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.

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.