Main Trust Dam

TR-SIGHTS BRANCH· Linn, Missouri· Built 2002· Earth· 27 ft tall

Key Takeaway

Main Trust Dam is classified as low hazard in Missouri. It was completed in 2002 and is 24 years old. Its primary use is fire protection.

Physical Details

Dam Height 27 ft (taller than 49% in MO)
Dam Length353 ft
Dam TypeEarth
Max Storage26 acre-ft
Normal Storage19 acre-ft
Surface Area1 acres
Drainage Area168 sq mi
Max Discharge1 cfs
Year Completed2002 (24 years old)
NID IDMO51113

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 1, 2002
State Regulated: No

Ownership

JOAN MAIN TRUST

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Main Trust Dam?

Main Trust 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 Main Trust Dam?

Main Trust Dam is owned by JOAN MAIN TRUST (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Main Trust Dam built?

Main Trust Dam was completed in 2002, making it 24 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 Main Trust Dam?

Main Trust Dam serves the following purposes: 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 Main Trust Dam?

Main Trust Dam has a dam height of 27 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 Main Trust Dam last inspected?

Main Trust Dam was last inspected on September 1, 2002. 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.