Tilden

Duncan Creek· Chippewa, Wisconsin· Built 1886· Gravity· 16 ft tall
Low Hazard Hydroelectric Recreation Private

Key Takeaway

Tilden is classified as low hazard in Wisconsin. It was completed in 1886 and is 140 years old. Its primary use is hydroelectric.

Physical Details

Dam Height 16 ft (taller than 48.8% in WI)
Dam Length115 ft
Dam TypeGravity
Max Storage250 acre-ft
Normal Storage185 acre-ft
Surface Area61 acres
Drainage Area110 sq mi
Max Discharge4,815 cfs
Year Completed1886 (140 years old)
NID IDWI00341

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: May 21, 2009
State Regulated: Yes
Regulatory Agency: WIDNR

Ownership

Williams, Stephen

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Tilden?

Tilden 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 Tilden?

Tilden is owned by Williams, Stephen (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Tilden built?

Tilden was completed in 1886, making it 140 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 Tilden?

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

How tall is Tilden?

Tilden 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 Tilden last inspected?

Tilden was last inspected on May 21, 2009. 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.