Halverson

TR-TWIN VALLEY LAKE· Iowa, Wisconsin· Earth· 37 ft tall
Low Hazard Recreation State Government

Key Takeaway

Halverson is classified as low hazard in Wisconsin. Its primary use is recreation.

Physical Details

Dam Height 37 ft (taller than 90.3% in WI)
Dam Length450 ft
Dam TypeEarth
Max Storage125 acre-ft
Normal Storage104 acre-ft
Surface Area10 acres
Drainage Area1 sq mi
Max Discharge270 cfs
NID IDWI12278

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: November 19, 2013
State Regulated: Yes
Regulatory Agency: WIDNR

Ownership

Wisconsin Department of Natural Resources

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Halverson?

Halverson 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 Halverson?

Halverson is owned by Wisconsin Department of Natural Resources (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Halverson?

Halverson 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 Halverson?

Halverson has a dam height of 37 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 Halverson last inspected?

Halverson was last inspected on November 19, 2013. 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.