Doyle Lake Dam

TRIB LITTLE MILL CREEK· Adams, Illinois· Built 1994· Earth· 62 ft tall
High Hazard Fish And Wildlife Pond Recreation Private

Key Takeaway

Doyle Lake Dam is classified as high hazard in Illinois. It was completed in 1994 and is 32 years old. Its primary use is fish and wildlife pond. 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 62 ft (taller than 96% in IL)
Dam Length575 ft
Dam TypeEarth
Max Storage365 acre-ft
Normal Storage280 acre-ft
Surface Area15 acres
Drainage Area0 sq mi
Max Discharge1,030 cfs
Year Completed1994 (32 years old)
NID IDIL50450

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: June 28, 2023
State Regulated: Yes
Regulatory Agency: IDNR

Ownership

DOYLE EQUIPMENT MANUFACTURING CO.

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Doyle Lake Dam?

Doyle Lake 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 Doyle Lake Dam?

Doyle Lake Dam is owned by DOYLE EQUIPMENT MANUFACTURING CO. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Doyle Lake Dam built?

Doyle Lake Dam was completed in 1994, making it 32 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 Doyle Lake Dam?

Doyle Lake Dam serves the following purposes: Fish And Wildlife Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Doyle Lake Dam?

Doyle Lake Dam has a dam height of 62 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 Doyle Lake Dam last inspected?

Doyle Lake Dam was last inspected on June 28, 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.