Hansen Recreational Lake

Offstream· Los Angeles, California· Built 1999· Earth· 50 ft tall
Low Hazard Water Supply Recreation Local Government

Key Takeaway

Hansen Recreational Lake is classified as low hazard in California. It was completed in 1999 and is 27 years old. Its primary use is water supply.

Physical Details

Dam Height 50 ft (taller than 59.1% in CA)
Dam Length3,600 ft
Dam TypeEarth
Max Storage85 acre-ft
Surface Area11 acres
Year Completed1999 (27 years old)
NID IDCA01448

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: September 16, 2021
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 Hansen Recreational Lake?

Hansen Recreational Lake 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 Hansen Recreational Lake?

Hansen Recreational Lake 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 Hansen Recreational Lake built?

Hansen Recreational Lake was completed in 1999, making it 27 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 Hansen Recreational Lake?

Hansen Recreational Lake serves the following purposes: Water Supply, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Hansen Recreational Lake?

Hansen Recreational Lake has a dam height of 50 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 Hansen Recreational Lake last inspected?

Hansen Recreational Lake was last inspected on September 16, 2021. 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.