Mcilwaine Farm Lake Dam

TR-ROCKY FORK· Ray, Missouri· Built 1980· Earth· 25 ft tall

Key Takeaway

Mcilwaine Farm Lake Dam is classified as low hazard in Missouri. It was completed in 1980 and is 46 years old. Its primary use is grade stabilization.

Physical Details

Dam Height 25 ft (taller than 23.5% in MO)
Dam Length360 ft
Dam TypeEarth
Max Storage33 acre-ft
Normal Storage18 acre-ft
Surface Area1 acres
Drainage Area96 sq mi
Max Discharge378 cfs
Year Completed1980 (46 years old)
NID IDMO50427

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

WES MCILWAINE

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Mcilwaine Farm Lake Dam?

Mcilwaine Farm 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 Mcilwaine Farm Lake Dam?

Mcilwaine Farm Lake Dam is owned by WES MCILWAINE (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Mcilwaine Farm Lake Dam built?

Mcilwaine Farm Lake Dam was completed in 1980, making it 46 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 Mcilwaine Farm Lake Dam?

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

How tall is Mcilwaine Farm Lake Dam?

Mcilwaine Farm 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.