Howley

Tr Turton Creek· Trempealeau, Wisconsin· Built 1974· Earth· 33 ft tall
Low Hazard Other Private

Key Takeaway

Howley is classified as low hazard in Wisconsin. It was completed in 1974 and is 52 years old. Its primary use is other.

Physical Details

Dam Height 33 ft (taller than 86.3% in WI)
Dam Length400 ft
Dam TypeEarth
Max Storage40 acre-ft
Normal Storage25 acre-ft
Surface Area0 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed1974 (52 years old)
NID IDWI00912

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
State Regulated: No

Ownership

Donald Howley

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Howley?

Howley 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 Howley?

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

When was Howley built?

Howley was completed in 1974, making it 52 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 Howley?

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

How tall is Howley?

Howley has a dam height of 33 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.

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.