Heimos Lake Dam

TRIB-LITTLE INDIAN CREEK· Washington, Missouri· Built 1955· Other· 37 ft tall

Key Takeaway

Heimos Lake Dam is classified as high hazard in Missouri. It was completed in 1955 and is 71 years old. Its primary use is fire protection. 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 37 ft (taller than 87.2% in MO)
Dam Length1,350 ft
Dam TypeOther
Max Storage610 acre-ft
Normal Storage610 acre-ft
Surface Area35 acres
Drainage Area0 sq mi
Max Discharge50 cfs
Year Completed1955 (71 years old)
NID IDMO30999

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: February 9, 2023
State Regulated: Yes
Regulatory Agency: Dam and Reservoir Safety Program

Ownership

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Heimos Lake Dam?

Heimos 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 Heimos Lake Dam?

Heimos Lake Dam is owned by information not available (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Heimos Lake Dam built?

Heimos 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 Heimos Lake Dam?

Heimos Lake Dam serves the following purposes: Fire Protection, Stock, Or Small Fish Pond, Tailings. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Heimos Lake Dam?

Heimos Lake Dam has a dam height of 37 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 Heimos Lake Dam last inspected?

Heimos Lake Dam was last inspected on February 9, 2023. 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.