Wheeler

MCCASLIN BROOK· Oconto, Wisconsin· Built 1880· Gravity· 20 ft tall
High Hazard Recreation Local Government

Key Takeaway

Wheeler is classified as high hazard in Wisconsin. It was completed in 1880 and is 146 years old. Its primary use is recreation. 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 20 ft (taller than 60.1% in WI)
Dam Length200 ft
Dam TypeGravity
Max Storage5.3K acre-ft
Normal Storage3.9K acre-ft
Surface Area476 acres
Drainage Area32 sq mi
Max Discharge517 cfs
Year Completed1880 (146 years old)
NID IDWI00164

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: July 14, 2020
State Regulated: Yes
Regulatory Agency: WIDNR

Ownership

Oconto County

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Wheeler?

Wheeler 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 Wheeler?

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

When was Wheeler built?

Wheeler was completed in 1880, making it 146 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 Wheeler?

Wheeler 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 Wheeler?

Wheeler has a dam height of 20 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 Wheeler last inspected?

Wheeler was last inspected on July 14, 2020. 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.