Cedar Lake

Talmadge Creek· San Bernardino, California· Built 1928· Arch· 28 ft tall
High Hazard Water Supply Recreation Private

Key Takeaway

Cedar Lake is classified as high hazard in California. It was completed in 1928 and is 98 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 28 ft (taller than 27.2% in CA)
Dam Length220 ft
Dam TypeArch
Max Storage30 acre-ft
Surface Area3 acres
Drainage Area1 sq mi
Year Completed1928 (98 years old)
NID IDCA00756

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: June 14, 2022
State Regulated: Yes
Regulatory Agency: DWR, Division of Safety of Dams

Ownership

Cedar Lake Camp, Inc.

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Cedar Lake?

Cedar Lake 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 Cedar Lake?

Cedar Lake is owned by Cedar Lake Camp, Inc. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Cedar Lake built?

Cedar Lake was completed in 1928, making it 98 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 Cedar Lake?

Cedar 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 Cedar Lake?

Cedar Lake has a dam height of 28 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 Cedar Lake last inspected?

Cedar Lake was last inspected on June 14, 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.