Ehne

Trib. to Wallace Creek· Washington, Wisconsin· Built 1931· Earth· 20 ft tall
Low Hazard Recreation Private

Key Takeaway

Ehne is classified as low hazard in Wisconsin. It was completed in 1931 and is 95 years old. Its primary use is recreation.

Physical Details

Dam Height 20 ft (taller than 60.1% in WI)
Dam Length150 ft
Dam TypeEarth
Max Storage150 acre-ft
Normal Storage96 acre-ft
Surface Area18 acres
Drainage Area1 sq mi
Max Discharge40 cfs
Year Completed1931 (95 years old)
NID IDWI00089

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 26, 2019
State Regulated: Yes
Regulatory Agency: WIDNR

Ownership

Collins, Joe

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Ehne?

Ehne 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 Ehne?

Ehne is owned by Collins, Joe (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Ehne built?

Ehne was completed in 1931, making it 95 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 Ehne?

Ehne 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 Ehne?

Ehne 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 Ehne last inspected?

Ehne was last inspected on July 26, 2019. 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.