Marion Lake Dam

TR-EAST FORK BIG CREEK· Harrison, Missouri· Built 1955· Earth· 30 ft tall

Key Takeaway

Marion Lake Dam is classified as low hazard in Missouri. It was completed in 1955 and is 71 years old. Its primary use is fire protection.

Physical Details

Dam Height 30 ft (taller than 63.5% in MO)
Dam TypeEarth
Max Storage96 acre-ft
Normal Storage60 acre-ft
Surface Area6 acres
Drainage Area60 sq mi
Year Completed1955 (71 years old)
NID IDMO10457

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

DONALD SELBY

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Marion Lake Dam?

Marion 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 Marion Lake Dam?

Marion Lake Dam is owned by DONALD SELBY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Marion Lake Dam built?

Marion Lake Dam was completed in 1955, making it 71 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 Marion Lake Dam?

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

How tall is Marion Lake Dam?

Marion Lake Dam has a dam height of 30 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.