Shannon Dam

TR-WYACONDA· Clark, Missouri· Built 2006· Earth· 26 ft tall
Low Hazard Grade Stabilization Private

Key Takeaway

Shannon Dam is classified as low hazard in Missouri. It was completed in 2006 and is 20 years old. Its primary use is grade stabilization.

Physical Details

Dam Height 26 ft (taller than 43.5% in MO)
Dam Length280 ft
Dam TypeEarth
Max Storage55 acre-ft
Normal Storage40 acre-ft
Surface Area37 acres
Drainage Area2,598 sq mi
Max Discharge22 cfs
Year Completed2006 (20 years old)
NID IDMO51402

Safety Information

Low Hazard

No probable loss of human life and low economic/environmental losses expected.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: No
Last Inspection: September 30, 2006
State Regulated: No

Ownership

RANDY SHANNON

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Shannon Dam?

Shannon Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Shannon Dam?

Shannon Dam is owned by RANDY SHANNON (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Shannon Dam built?

Shannon Dam was completed in 2006, making it 20 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 Shannon Dam?

Shannon Dam serves the following purposes: Grade Stabilization. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Shannon Dam?

Shannon 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 Shannon Dam last inspected?

Shannon Dam was last inspected on September 30, 2006. 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.