Chesbro

Tr Cosumnes Rv· Sacramento, California· Built 1972· Earth· 79 ft tall

High Hazard Water Supply Public Utility

Key Takeaway

Chesbro is classified as high hazard in California. It was completed in 1972 and is 54 years old. Its primary use is water supply. 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	79 ft (taller than 75.9% in CA)
Dam Length	720 ft
Dam Type	Earth
Max Storage	1.3K acre-ft

Surface Area	46 acres
Drainage Area	0 sq mi
Year Completed	1972 (54 years old)
NID ID	CA00995

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 10, 2022

State Regulated: Yes

Regulatory Agency: DWR, Division of Safety of Dams

Ownership

Rancho Murieta Community Services District

Public Utility

Nearby Dams

Clementia

Sacramento, CA

Significant Hazard 33 ft

Granlees

Sacramento, CA

Low Hazard 17 ft

Calero

Sacramento, CA

High Hazard 55 ft

Michigan Bar No. 1

Sacramento, CA

Significant Hazard 17 ft

Michigan Bar No. 2

Sacramento, CA

Low Hazard 36 ft

Mills

Sacramento, CA

High Hazard 23 ft

Van Vleck

Sacramento, CA

Significant Hazard 26 ft

Schneider

Sacramento, CA

Low Hazard 22 ft

Frequently Asked Questions

What is the hazard classification of Chesbro?

Chesbro 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 Chesbro?

Chesbro is owned by Rancho Murieta Community Services District (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Chesbro built?

Chesbro was completed in 1972, making it 54 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 Chesbro?

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

How tall is Chesbro?

Chesbro has a dam height of 79 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 Chesbro last inspected?

Chesbro was last inspected on February 10, 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.