Sheboygan Marsh

SHEBOYGAN· Sheboygan, Wisconsin· Built 1937· Gravity· 17 ft tall
Low Hazard Recreation Fish And Wildlife Pond Local Government

Key Takeaway

Sheboygan Marsh is classified as low hazard in Wisconsin. It was completed in 1937 and is 89 years old. Its primary use is recreation.

Physical Details

Dam Height 17 ft (taller than 53.1% in WI)
Dam Length100 ft
Dam TypeGravity
Max Storage5.0K acre-ft
Normal Storage2.0K acre-ft
Surface Area674 acres
Drainage Area84 sq mi
Max Discharge2,800 cfs
Year Completed1937 (89 years old)
NID IDWI00314

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: Yes
Last Inspection: June 3, 2021
State Regulated: Yes
Regulatory Agency: WIDNR

Ownership

Sheboygan County

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Sheboygan Marsh?

Sheboygan Marsh 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 Sheboygan Marsh?

Sheboygan Marsh is owned by Sheboygan County (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Sheboygan Marsh built?

Sheboygan Marsh was completed in 1937, making it 89 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 Sheboygan Marsh?

Sheboygan Marsh serves the following purposes: Recreation, 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 Sheboygan Marsh?

Sheboygan Marsh has a dam height of 17 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 Sheboygan Marsh last inspected?

Sheboygan Marsh was last inspected on June 3, 2021. 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.