Elmwood City Lake Dam

ELMWOOD BRANCH· Sullivan, Missouri· Built 1972· Earth· 47 ft tall
High Hazard Water Supply Recreation Local Government

Key Takeaway

Elmwood City Lake Dam is classified as high hazard in Missouri. It was completed in 1972 and is 54 years old. Its primary use is water supply. 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 47 ft (taller than 93.7% in MO)
Dam Length850 ft
Dam TypeEarth
Max Storage7.0K acre-ft
Normal Storage2.4K acre-ft
Surface Area224 acres
Drainage Area6 sq mi
Max Discharge11,300 cfs
Year Completed1972 (54 years old)
Year Modified1990
NID IDMO10240

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: March 8, 2022
State Regulated: Yes
Regulatory Agency: Dam and Reservoir Safety Program

Ownership

CITY OF MILAN

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Elmwood City Lake Dam?

Elmwood City 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 Elmwood City Lake Dam?

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

When was Elmwood City Lake Dam built?

Elmwood City Lake Dam was completed in 1972, making it 54 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 Elmwood City Lake Dam?

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

How tall is Elmwood City Lake Dam?

Elmwood City Lake Dam has a dam height of 47 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 Elmwood City Lake Dam last inspected?

Elmwood City Lake Dam was last inspected on March 8, 2022. 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.