Twp Road 87

Yellow Medicine River S B· Lincoln, Minnesota· Built 1995· Earth· 15 ft tall
Low Hazard Flood Risk Reduction Local Government

Key Takeaway

Twp Road 87 is classified as low hazard in Minnesota. It was completed in 1995 and is 31 years old. Its primary use is flood risk reduction.

Physical Details

Dam Height 15 ft (taller than 50.4% in MN)
Dam Length400 ft
Dam TypeEarth
Max Storage300 acre-ft
Normal Storage2 acre-ft
Surface Area2 acres
Drainage Area38 sq mi
Max Discharge2,300 cfs
Year Completed1995 (31 years old)
NID IDMN01380

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 6, 2014
State Regulated: Yes
Regulatory Agency: MNDNR EWR

Ownership

Township of Lakestay

Local Government

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Frequently Asked Questions

What is the hazard classification of Twp Road 87?

Twp Road 87 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 Twp Road 87?

Twp Road 87 is owned by Township of Lakestay (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Twp Road 87 built?

Twp Road 87 was completed in 1995, making it 31 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 Twp Road 87?

Twp Road 87 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 Twp Road 87?

Twp Road 87 has a dam height of 15 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 Twp Road 87 last inspected?

Twp Road 87 was last inspected on May 6, 2014. 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.