Neshoto

WEST TWIN RIVER· Manitowoc, Wisconsin· Built 1914· Gravity· 15 ft tall
High Hazard Private

Key Takeaway

Neshoto is classified as high hazard in Wisconsin. It was completed in 1914 and is 112 years old. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 15 ft (taller than 45% in WI)
Dam Length2,000 ft
Dam TypeGravity
Max Storage440 acre-ft
Normal Storage225 acre-ft
Surface Area55 acres
Drainage Area155 sq mi
Max Discharge7,565 cfs
Year Completed1914 (112 years old)
NID IDWI00153

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

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

Emergency Action Plan: Yes
Last Inspection: September 23, 2021
State Regulated: Yes
Regulatory Agency: WIDNR

Ownership

Shoto Corporation

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Neshoto?

Neshoto is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Neshoto?

Neshoto is owned by Shoto Corporation (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Neshoto built?

Neshoto was completed in 1914, making it 112 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

How tall is Neshoto?

Neshoto 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 Neshoto last inspected?

Neshoto was last inspected on September 23, 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.