Springfield Coal/Crown 3/North Refuse Dam

PERCHED RESERVOIR· Montgomery, Illinois· Built 1982· Earth· 34 ft tall
High Hazard Other Private

Key Takeaway

Springfield Coal/Crown 3/North Refuse Dam is classified as high hazard in Illinois. It was completed in 1982 and is 44 years old. Its primary use is other. 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 34 ft (taller than 73.9% in IL)
Dam Length6,143 ft
Dam TypeEarth
Max Storage2.1K acre-ft
Normal Storage1.8K acre-ft
Year Completed1982 (44 years old)
NID IDIL50005

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: November 20, 2017
State Regulated: Yes
Regulatory Agency: IDNR

Ownership

SPRINGFIELD COAL COMPANY, LLC

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Springfield Coal/Crown 3/North Refuse Dam?

Springfield Coal/Crown 3/North Refuse 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 Springfield Coal/Crown 3/North Refuse Dam?

Springfield Coal/Crown 3/North Refuse Dam is owned by SPRINGFIELD COAL COMPANY, LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Springfield Coal/Crown 3/North Refuse Dam built?

Springfield Coal/Crown 3/North Refuse Dam was completed in 1982, making it 44 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 Springfield Coal/Crown 3/North Refuse Dam?

Springfield Coal/Crown 3/North Refuse Dam serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Springfield Coal/Crown 3/North Refuse Dam?

Springfield Coal/Crown 3/North Refuse Dam has a dam height of 34 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 Springfield Coal/Crown 3/North Refuse Dam last inspected?

Springfield Coal/Crown 3/North Refuse Dam was last inspected on November 20, 2017. 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.