Little Sni-A-Bar #22

TR TO LITTLE SNI-A-BAR CREEK· Lafayette, Missouri· Built 1975· Earth· 40 ft tall
High Hazard Other Debris Control Flood Risk Reduction Local Government

Key Takeaway

Little Sni-A-Bar #22 is classified as high hazard in Missouri. It was completed in 1975 and is 51 years old. Its primary use is other. 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 40 ft (taller than 89.7% in MO)
Dam Length635 ft
Dam TypeEarth
Max Storage203 acre-ft
Normal Storage157 acre-ft
Surface Area15 acres
Drainage Area1 sq mi
Max Discharge1,069 cfs
Year Completed1975 (51 years old)
NID IDMO11970

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 9, 2020
State Regulated: Yes
Regulatory Agency: Dam and Reservoir Safety Program

Ownership

LITTLE SNI-A-BAR WATERSHED DIS

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Little Sni-A-Bar #22?

Little Sni-A-Bar #22 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 Little Sni-A-Bar #22?

Little Sni-A-Bar #22 is owned by LITTLE SNI-A-BAR WATERSHED DIS (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Little Sni-A-Bar #22 built?

Little Sni-A-Bar #22 was completed in 1975, making it 51 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 Little Sni-A-Bar #22?

Little Sni-A-Bar #22 serves the following purposes: Other, Debris Control, Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Little Sni-A-Bar #22?

Little Sni-A-Bar #22 has a dam height of 40 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 Little Sni-A-Bar #22 last inspected?

Little Sni-A-Bar #22 was last inspected on March 9, 2020. 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.