Hansons

O'Neil Creek· Chippewa, Wisconsin· Built 1870· Gravity· 16 ft tall
Low Hazard Recreation Private

Key Takeaway

Hansons is classified as low hazard in Wisconsin. It was completed in 1870 and is 156 years old. Its primary use is recreation.

Physical Details

Dam Height 16 ft (taller than 48.8% in WI)
Dam Length250 ft
Dam TypeGravity
Max Storage4.0K acre-ft
Normal Storage3.1K acre-ft
Surface Area436 acres
Drainage Area16 sq mi
Max Discharge245 cfs
Year Completed1870 (156 years old)
NID IDWI00106

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: August 14, 2014
State Regulated: Yes
Regulatory Agency: WIDNR

Ownership

Peterson, Ervin

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Hansons?

Hansons 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 Hansons?

Hansons is owned by Peterson, Ervin (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Hansons built?

Hansons was completed in 1870, making it 156 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 Hansons?

Hansons 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 Hansons?

Hansons has a dam height of 16 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 Hansons last inspected?

Hansons was last inspected on August 14, 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.