Goodhart Canyon Detention Basin

Goodhart Canyon· Riverside, California· Built 1999· Earth· 15 ft tall
High Hazard Flood Risk Reduction Public Utility

Key Takeaway

Goodhart Canyon Detention Basin is classified as high hazard in California. It was completed in 1999 and is 27 years old. 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 15 ft (taller than 8.1% in CA)
Dam Length6,823 ft
Dam TypeEarth
Max Storage1.0K acre-ft
Surface Area98 acres
Drainage Area4 sq mi
Year Completed1999 (27 years old)
NID IDCA01424

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: February 25, 2022
State Regulated: Yes
Regulatory Agency: DWR, Division of Safety of Dams

Ownership

Metropolitan Water District Of Southern California

Public Utility

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Goodhart Canyon Detention Basin?

Goodhart Canyon Detention Basin 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 Goodhart Canyon Detention Basin?

Goodhart Canyon Detention Basin is owned by Metropolitan Water District Of Southern California (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Goodhart Canyon Detention Basin built?

Goodhart Canyon Detention Basin 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 Goodhart Canyon Detention Basin?

Goodhart Canyon Detention Basin 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 Goodhart Canyon Detention Basin?

Goodhart Canyon Detention Basin has a dam height of 15 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 Goodhart Canyon Detention Basin last inspected?

Goodhart Canyon Detention Basin was last inspected on February 25, 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.