Mallen Lake Dam

TR-CASTILLE CREEK· Clinton, Missouri· Built 1979· Earth· 25 ft tall

Key Takeaway

Mallen Lake Dam is classified as low hazard in Missouri. It was completed in 1979 and is 47 years old. Its primary use is flood risk reduction.

Physical Details

Dam Height 25 ft (taller than 23.5% in MO)
Dam Length445 ft
Dam TypeEarth
Max Storage125 acre-ft
Normal Storage51 acre-ft
Surface Area1 acres
Drainage Area90 sq mi
Max Discharge108 cfs
Year Completed1979 (47 years old)
NID IDMO50074

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
State Regulated: No

Ownership

EUGENE MALLEN

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Mallen Lake Dam?

Mallen Lake 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 Mallen Lake Dam?

Mallen Lake Dam is owned by EUGENE MALLEN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Mallen Lake Dam built?

Mallen Lake Dam was completed in 1979, making it 47 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 Mallen Lake Dam?

Mallen Lake Dam serves the following purposes: Flood Risk Reduction, Fire Protection, Stock, Or Small Fish Pond, Grade Stabilization, Fish And Wildlife Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Mallen Lake Dam?

Mallen Lake Dam has a dam height of 25 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.

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.