Dierberg Lake Dam

TR TO MCMULLEN BRANCH· Jefferson, Missouri· Built 1968· Earth· 26 ft tall

Key Takeaway

Dierberg Lake Dam is classified as high hazard in Missouri. It was completed in 1968 and is 58 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 26 ft (taller than 43.5% in MO)
Dam TypeEarth
Max Storage56 acre-ft
Normal Storage30 acre-ft
Surface Area4 acres
Drainage Area36 sq mi
Year Completed1968 (58 years old)
NID IDMO30441

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: No
State Regulated: No

Ownership

WM C DIERBERG

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Dierberg Lake Dam?

Dierberg Lake Dam 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 Dierberg Lake Dam?

Dierberg Lake Dam is owned by WM C DIERBERG (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Dierberg Lake Dam built?

Dierberg Lake Dam was completed in 1968, making it 58 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 Dierberg Lake Dam?

Dierberg Lake Dam serves the following purposes: Flood Risk Reduction, Fire Protection, Stock, Or Small Fish Pond, Recreation, Debris Control. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Dierberg Lake Dam?

Dierberg Lake Dam has a dam height of 26 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.

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.