Lynch Lake Dam

WINCH CREEK· Franklin, Missouri· Built 1938· Rockfill· 26 ft tall
High Hazard Recreation Private

Key Takeaway

Lynch Lake Dam is classified as high hazard in Missouri. It was completed in 1938 and is 88 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 26 ft (taller than 43.5% in MO)
Dam TypeRockfill
Max Storage70 acre-ft
Normal Storage28 acre-ft
Surface Area5 acres
Drainage Area93 sq mi
Year Completed1938 (88 years old)
NID IDMO30566

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: August 20, 1979
State Regulated: No

Ownership

JOHN LYNCH

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lynch Lake Dam?

Lynch 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 Lynch Lake Dam?

Lynch Lake Dam is owned by JOHN LYNCH (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lynch Lake Dam built?

Lynch Lake Dam was completed in 1938, making it 88 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 Lynch Lake Dam?

Lynch 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 Lynch Lake Dam?

Lynch 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.

When was Lynch Lake Dam last inspected?

Lynch Lake Dam was last inspected on August 20, 1979. 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.