Hickory Lake Dam

EAST FORK NETTLE CREEK· Grundy, Illinois· Built 2002· Earth· 12 ft tall
Low Hazard Recreation Private

Key Takeaway

Hickory Lake Dam is classified as low hazard in Illinois. It was completed in 2002 and is 24 years old. Its primary use is recreation.

Physical Details

Dam Height 12 ft (taller than 10% in IL)
Dam Length80 ft
Dam TypeEarth
Max Storage50 acre-ft
Normal Storage11 acre-ft
Surface Area3 acres
Drainage Area15 sq mi
Max Discharge3,600 cfs
Year Completed2002 (24 years old)
NID IDIL50717

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: April 27, 2021
State Regulated: Yes
Regulatory Agency: IDNR

Ownership

GREG BRANDT

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Hickory Lake Dam?

Hickory 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 Hickory Lake Dam?

Hickory Lake Dam is owned by GREG BRANDT (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Hickory Lake Dam built?

Hickory Lake Dam was completed in 2002, making it 24 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 Hickory Lake Dam?

Hickory 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 Hickory Lake Dam?

Hickory Lake Dam 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 Hickory Lake Dam last inspected?

Hickory Lake Dam was last inspected on April 27, 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.