Channel Diversion Dike

Storm Dr Channel· Los Angeles, California· Built 1940· Earth· 42 ft tall
Low Hazard Flood Risk Reduction Local Government

Key Takeaway

Channel Diversion Dike is classified as low hazard in California. It was completed in 1940 and is 86 years old. Its primary use is flood risk reduction.

Physical Details

Dam Height 42 ft (taller than 50.1% in CA)
Dam Length390 ft
Dam TypeEarth
Max Storage437 acre-ft
Surface Area28 acres
Drainage Area6 sq mi
Year Completed1940 (86 years old)
NID IDCA00093

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
Last Inspection: August 31, 2022
State Regulated: Yes
Regulatory Agency: DWR, Division of Safety of Dams

Ownership

City of Los Angeles Department of Water And Power

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Channel Diversion Dike?

Channel Diversion Dike 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 Channel Diversion Dike?

Channel Diversion Dike is owned by City of Los Angeles Department of Water And Power (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Channel Diversion Dike built?

Channel Diversion Dike was completed in 1940, making it 86 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 Channel Diversion Dike?

Channel Diversion Dike 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 Channel Diversion Dike?

Channel Diversion Dike has a dam height of 42 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 Channel Diversion Dike last inspected?

Channel Diversion Dike was last inspected on August 31, 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.