Briggsville

SOUTH BRANCH NEENAH CREEK· Marquette, Wisconsin· Built 1850· Gravity· 14 ft tall
High Hazard Recreation Local Government

Key Takeaway

Briggsville is classified as high hazard in Wisconsin. It was completed in 1850 and is 176 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 14 ft (taller than 40.1% in WI)
Dam Length250 ft
Dam TypeGravity
Max Storage700 acre-ft
Normal Storage850 acre-ft
Surface Area856 acres
Drainage Area37 sq mi
Max Discharge1,800 cfs
Year Completed1850 (176 years old)
NID IDWI00158

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: April 6, 2021
State Regulated: Yes
Regulatory Agency: WIDNR

Ownership

Town of Douglas

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Briggsville?

Briggsville 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 Briggsville?

Briggsville is owned by Town of Douglas (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Briggsville built?

Briggsville was completed in 1850, making it 176 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 Briggsville?

Briggsville 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 Briggsville?

Briggsville has a dam height of 14 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 Briggsville last inspected?

Briggsville was last inspected on April 6, 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.