Wyaconda City Dam

TR-SOUTH WYACONDA RIVER· Clark, Missouri· Built 1977· Earth· 32 ft tall
High Hazard Water Supply Local Government

Key Takeaway

Wyaconda City Dam is classified as high hazard in Missouri. It was completed in 1977 and is 49 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 32 ft (taller than 76.3% in MO)
Dam TypeEarth
Max Storage120 acre-ft
Normal Storage45 acre-ft
Surface Area7 acres
Drainage Area200 sq mi
Year Completed1977 (49 years old)
NID IDMO10009

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: October 5, 1978
State Regulated: No

Ownership

CITY OF WYACONDA

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Wyaconda City Dam?

Wyaconda City 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 Wyaconda City Dam?

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

When was Wyaconda City Dam built?

Wyaconda City Dam was completed in 1977, making it 49 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 Wyaconda City Dam?

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

How tall is Wyaconda City Dam?

Wyaconda City Dam has a dam height of 32 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 Wyaconda City Dam last inspected?

Wyaconda City Dam was last inspected on October 5, 1978. 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.