Wellington Nap B-23

TRIBUTARY MISSOURI RIVER· Lafayette, Missouri· Built 1973· Earth· 45 ft tall
Low Hazard Other Flood Risk Reduction Local Government

Key Takeaway

Wellington Nap B-23 is classified as low hazard in Missouri. It was completed in 1973 and is 53 years old. Its primary use is other.

Physical Details

Dam Height 45 ft (taller than 92.6% in MO)
Dam Length200 ft
Dam TypeEarth
Max Storage21 acre-ft
Normal Storage16 acre-ft
Surface Area1 acres
Drainage Area0 sq mi
Max Discharge46 cfs
Year Completed1973 (53 years old)
NID IDMO12129

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: December 1, 2020
State Regulated: Yes
Regulatory Agency: Dam and Reservoir Safety Program

Ownership

LAFAYETTE SOIL & WATER

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Wellington Nap B-23?

Wellington Nap B-23 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 Wellington Nap B-23?

Wellington Nap B-23 is owned by LAFAYETTE SOIL & WATER (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Wellington Nap B-23 built?

Wellington Nap B-23 was completed in 1973, making it 53 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 Wellington Nap B-23?

Wellington Nap B-23 serves the following purposes: Other, Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Wellington Nap B-23?

Wellington Nap B-23 has a dam height of 45 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 Wellington Nap B-23 last inspected?

Wellington Nap B-23 was last inspected on December 1, 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.