Lost Creek 4

Tributary to Lost Creek· Pepin, Wisconsin· Built 1959· Earth· 35 ft tall
Low Hazard Flood Risk Reduction Debris Control Local Government

Key Takeaway

Lost Creek 4 is classified as low hazard in Wisconsin. It was completed in 1959 and is 67 years old. Its primary use is flood risk reduction.

Physical Details

Dam Height 35 ft (taller than 88.5% in WI)
Dam Length520 ft
Dam TypeEarth
Max Storage139 acre-ft
Normal Storage9 acre-ft
Surface Area3 acres
Drainage Area1 sq mi
Max Discharge106 cfs
Year Completed1959 (67 years old)
NID IDWI00376

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: May 19, 2015
State Regulated: Yes
Regulatory Agency: WIDNR

Ownership

Pepin County

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lost Creek 4?

Lost Creek 4 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 Lost Creek 4?

Lost Creek 4 is owned by Pepin County (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lost Creek 4 built?

Lost Creek 4 was completed in 1959, making it 67 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 Lost Creek 4?

Lost Creek 4 serves the following purposes: Flood Risk Reduction, Debris Control. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Lost Creek 4?

Lost Creek 4 has a dam height of 35 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 Lost Creek 4 last inspected?

Lost Creek 4 was last inspected on May 19, 2015. 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.