Dassow Milling Company

SHEBOYGAN· Sheboygan, Wisconsin· Built 1846· Gravity· 13 ft tall
Low Hazard Recreation Local Government

Key Takeaway

Dassow Milling Company is classified as low hazard in Wisconsin. It was completed in 1846 and is 180 years old. Its primary use is recreation.

Physical Details

Dam Height 13 ft (taller than 35.2% in WI)
Dam Length250 ft
Dam TypeGravity
Max Storage50 acre-ft
Normal Storage15 acre-ft
Surface Area12 acres
Drainage Area312 sq mi
Max Discharge3,100 cfs
Year Completed1846 (180 years old)
NID IDWI01065

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: July 29, 2015
State Regulated: Yes
Regulatory Agency: WIDNR

Ownership

CITY OF SHEBOYGAN FALLS

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Dassow Milling Company?

Dassow Milling Company 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 Dassow Milling Company?

Dassow Milling Company is owned by CITY OF SHEBOYGAN FALLS (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Dassow Milling Company built?

Dassow Milling Company was completed in 1846, making it 180 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 Dassow Milling Company?

Dassow Milling Company serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Dassow Milling Company?

Dassow Milling Company has a dam height of 13 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 Dassow Milling Company last inspected?

Dassow Milling Company was last inspected on July 29, 2015. 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.