Lost River Pool

Lost River· Marshall, Minnesota· Built 1988· Earth· 10 ft tall
Low Hazard Fish And Wildlife Pond State Government

Key Takeaway

Lost River Pool is classified as low hazard in Minnesota. It was completed in 1988 and is 38 years old. Its primary use is fish and wildlife pond.

Physical Details

Dam Height 10 ft (taller than 30.9% in MN)
Dam Length25,000 ft
Dam TypeEarth
Max Storage15.0K acre-ft
Normal Storage5.5K acre-ft
Surface Area2,000 acres
Drainage Area40 sq mi
Max Discharge600 cfs
Year Completed1988 (38 years old)
NID IDMN00924

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: June 11, 2015
State Regulated: Yes
Regulatory Agency: MNDNR EWR

Ownership

MNDNR-Fisheries, Red Lake WD

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lost River Pool?

Lost River Pool 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 Lost River Pool?

Lost River Pool is owned by MNDNR-Fisheries, Red Lake WD (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lost River Pool built?

Lost River Pool was completed in 1988, making it 38 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 Lost River Pool?

Lost River Pool serves the following purposes: Fish And Wildlife Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Lost River Pool?

Lost River Pool has a dam height of 10 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 Lost River Pool last inspected?

Lost River Pool was last inspected on June 11, 2015. 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.