Coon Creek

Coon Creek· Lyon, Minnesota· Built 1977· Earth· 8 ft tall
Low Hazard Fish And Wildlife Pond State Government

Key Takeaway

Coon Creek is classified as low hazard in Minnesota. It was completed in 1977 and is 49 years old. Its primary use is fish and wildlife pond.

Physical Details

Dam Height 8 ft (taller than 16.2% in MN)
Dam Length550 ft
Dam TypeEarth
Max Storage100 acre-ft
Normal Storage50 acre-ft
Drainage Area91 sq mi
Year Completed1977 (49 years old)
Year Modified2006
NID IDMN00730

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: March 30, 2017
State Regulated: Yes
Regulatory Agency: MNDNR EWR

Ownership

MNDNR-Wildlife

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Coon Creek?

Coon Creek 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 Coon Creek?

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

When was Coon Creek built?

Coon Creek was completed in 1977, making it 49 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 Coon Creek?

Coon Creek 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 Coon Creek?

Coon Creek has a dam height of 8 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 Coon Creek last inspected?

Coon Creek was last inspected on March 30, 2017. 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.