Lake Lancelot Dam

TRIB WEST BRANCH LAMARSH CREEK· Peoria, Illinois· Built 1971· Earth· 54 ft tall
High Hazard Recreation Private

Key Takeaway

Lake Lancelot Dam is classified as high hazard in Illinois. It was completed in 1971 and is 55 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 54 ft (taller than 93.2% in IL)
Dam Length750 ft
Dam TypeEarth
Max Storage1.3K acre-ft
Normal Storage654 acre-ft
Surface Area48 acres
Drainage Area3 sq mi
Max Discharge2,315 cfs
Year Completed1971 (55 years old)
NID IDIL01147

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: May 10, 2021
State Regulated: Yes
Regulatory Agency: IDNR

Ownership

CAMELOT ROUND TABLE ASSOCIATION

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lake Lancelot Dam?

Lake Lancelot Dam 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 Lancelot Dam?

Lake Lancelot Dam is owned by CAMELOT ROUND TABLE ASSOCIATION (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lake Lancelot Dam built?

Lake Lancelot Dam was completed in 1971, making it 55 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 Lancelot Dam?

Lake Lancelot Dam 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 Lancelot Dam?

Lake Lancelot Dam has a dam height of 54 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 Lancelot Dam last inspected?

Lake Lancelot Dam was last inspected on May 10, 2021. 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.