Marsh Creek 3

Marsh Creek-TR· Mahnomen, Minnesota· Built 1989· Earth· 20 ft tall
Significant Hazard Flood Risk Reduction Local Government

Key Takeaway

Marsh Creek 3 is classified as significant hazard in Minnesota. It was completed in 1989 and is 37 years old. Its primary use is flood risk reduction. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 20 ft (taller than 60.7% in MN)
Dam Length540 ft
Dam TypeEarth
Max Storage350 acre-ft
Normal Storage5 acre-ft
Surface Area2 acres
Drainage Area9 sq mi
Max Discharge1,500 cfs
Year Completed1989 (37 years old)
NID IDMN01011

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: No
Last Inspection: August 11, 2022
State Regulated: Yes
Regulatory Agency: MNDNR EWR

Ownership

WD of Wild Rice

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Marsh Creek 3?

Marsh Creek 3 is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Marsh Creek 3?

Marsh Creek 3 is owned by WD of Wild Rice (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Marsh Creek 3 built?

Marsh Creek 3 was completed in 1989, making it 37 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 Marsh Creek 3?

Marsh Creek 3 serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Marsh Creek 3?

Marsh Creek 3 has a dam height of 20 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 Marsh Creek 3 last inspected?

Marsh Creek 3 was last inspected on August 11, 2022. 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.