Kehr's Mill Trail Lower Lake Dam

TR TO CAULKS CREEK· St. Louis, Missouri· Built 1976· Earth· 25 ft tall
High Hazard Recreation Private

Key Takeaway

Kehr's Mill Trail Lower Lake Dam is classified as high hazard in Missouri. It was completed in 1976 and is 50 years old. Its primary use is recreation. 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 25 ft (taller than 23.5% in MO)
Dam TypeEarth
Max Storage255 acre-ft
Normal Storage255 acre-ft
Surface Area12 acres
Drainage Area580 sq mi
Year Completed1976 (50 years old)
NID IDMO11277

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
Last Inspection: November 19, 1980
State Regulated: No

Ownership

KEHR'S MILL TRAILS TRUST

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Kehr's Mill Trail Lower Lake Dam?

Kehr's Mill Trail Lower 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 Kehr's Mill Trail Lower Lake Dam?

Kehr's Mill Trail Lower Lake Dam is owned by KEHR'S MILL TRAILS TRUST (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Kehr's Mill Trail Lower Lake Dam built?

Kehr's Mill Trail Lower Lake Dam was completed in 1976, making it 50 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 Kehr's Mill Trail Lower Lake Dam?

Kehr's Mill Trail Lower Lake Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Kehr's Mill Trail Lower Lake Dam?

Kehr's Mill Trail Lower Lake Dam has a dam height of 25 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 Kehr's Mill Trail Lower Lake Dam last inspected?

Kehr's Mill Trail Lower Lake Dam was last inspected on November 19, 1980. 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.