Lake Leota

ALLEN CREEK· Rock, Wisconsin· Built 1950· Gravity· 12 ft tall
High Hazard Recreation Local Government

Key Takeaway

Lake Leota is classified as high hazard in Wisconsin. It was completed in 1950 and is 76 years old. Its primary use is recreation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 12 ft (taller than 30.4% in WI)
Dam Length520 ft
Dam TypeGravity
Max Storage300 acre-ft
Normal Storage220 acre-ft
Surface Area41 acres
Drainage Area21 sq mi
Max Discharge1,770 cfs
Year Completed1950 (76 years old)
NID IDWI00811

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: Yes
Last Inspection: July 7, 2020
State Regulated: Yes
Regulatory Agency: WIDNR

Ownership

City of Evansville

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lake Leota?

Lake Leota is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Lake Leota?

Lake Leota is owned by City of Evansville (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lake Leota built?

Lake Leota was completed in 1950, making it 76 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 Lake Leota?

Lake Leota 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 Lake Leota?

Lake Leota has a dam height of 12 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 Lake Leota last inspected?

Lake Leota was last inspected on July 7, 2020. 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.