Nereson Wma

Two Rivers South Branch· Roseau, Minnesota· Built 1981· Earth· 12 ft tall
Low Hazard Fish And Wildlife Pond State Government

Key Takeaway

Nereson Wma is classified as low hazard in Minnesota. It was completed in 1981 and is 45 years old. Its primary use is fish and wildlife pond.

Physical Details

Dam Height 12 ft (taller than 41.3% in MN)
Dam Length20,000 ft
Dam TypeEarth
Max Storage5.0K acre-ft
Normal Storage1.2K acre-ft
Surface Area600 acres
Drainage Area16 sq mi
Max Discharge600 cfs
Year Completed1981 (45 years old)
Year Modified1991
NID IDMN00937

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: May 12, 2016
State Regulated: Yes
Regulatory Agency: MNDNR EWR

Ownership

MNDNR-Wildlife

State Government

Frequently Asked Questions

What is the hazard classification of Nereson Wma?

Nereson Wma 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 Nereson Wma?

Nereson Wma is owned by MNDNR-Wildlife (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Nereson Wma built?

Nereson Wma was completed in 1981, making it 45 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 Nereson Wma?

Nereson Wma 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 Nereson Wma?

Nereson Wma has a dam height of 12 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 Nereson Wma last inspected?

Nereson Wma was last inspected on May 12, 2016. 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.