Clovertowne Lake Dam

TRIB NEGRO HOLLOW CREEK· St. Clair, Illinois· Built 1984· Earth· 32 ft tall
Low Hazard Recreation Private

Key Takeaway

Clovertowne Lake Dam is classified as low hazard in Illinois. It was completed in 1984 and is 42 years old. Its primary use is recreation.

Physical Details

Dam Height 32 ft (taller than 69.5% in IL)
Dam Length200 ft
Dam TypeEarth
Max Storage70 acre-ft
Normal Storage34 acre-ft
Max Discharge30 cfs
Year Completed1984 (42 years old)
NID IDIL50099

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: May 5, 2023
State Regulated: Yes
Regulatory Agency: IDNR

Ownership

GREENWOOD & KLINGLE

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Clovertowne Lake Dam?

Clovertowne Lake Dam 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 Clovertowne Lake Dam?

Clovertowne Lake Dam is owned by GREENWOOD & KLINGLE (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Clovertowne Lake Dam built?

Clovertowne Lake Dam was completed in 1984, making it 42 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 Clovertowne Lake Dam?

Clovertowne Lake 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 Clovertowne Lake Dam?

Clovertowne Lake Dam has a dam height of 32 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 Clovertowne Lake Dam last inspected?

Clovertowne Lake Dam was last inspected on May 5, 2023. 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.