Lamar Lake Dam

TR TO NORTH FORK SPRING RIVER· Barton, Missouri· Built 1955· Earth· 26 ft tall
High Hazard Recreation Water Supply Local Government

Key Takeaway

Lamar Lake Dam is classified as high hazard in Missouri. It was completed in 1955 and is 71 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 TypeEarth
Max Storage2.1K acre-ft
Normal Storage1.1K acre-ft
Surface Area150 acres
Drainage Area3,100 sq mi
Year Completed1955 (71 years old)
NID IDMO20002

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

CITY OF LAMAR

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lamar Lake Dam?

Lamar 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 Lamar Lake Dam?

Lamar Lake Dam is owned by CITY OF LAMAR (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lamar Lake Dam built?

Lamar Lake Dam was completed in 1955, making it 71 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 Lamar Lake Dam?

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

How tall is Lamar Lake Dam?

Lamar 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.