Springfield Coal/Crown 3/Fine Refuse Ext 2 Dam

TRIB HORSE CREEK· Macoupin, Illinois· Earth· 27 ft tall
High Hazard Tailings Private

Key Takeaway

Springfield Coal/Crown 3/Fine Refuse Ext 2 Dam is classified as high hazard in Illinois. Its primary use is tailings. 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 27 ft (taller than 51.5% in IL)
Dam Length6,175 ft
Dam TypeEarth
Max Storage2.5K acre-ft
Normal Storage1.9K acre-ft
Surface Area104 acres
Drainage Area0 sq mi
Max Discharge29 cfs
NID IDIL50482

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/Fine Refuse Ext 2 Dam?

Springfield Coal/Crown 3/Fine Refuse Ext 2 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/Fine Refuse Ext 2 Dam?

Springfield Coal/Crown 3/Fine Refuse Ext 2 Dam is owned by SPRINGFIELD COAL COMPANY, LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Springfield Coal/Crown 3/Fine Refuse Ext 2 Dam?

Springfield Coal/Crown 3/Fine Refuse Ext 2 Dam serves the following purposes: Tailings. 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/Fine Refuse Ext 2 Dam?

Springfield Coal/Crown 3/Fine Refuse Ext 2 Dam has a dam height of 27 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/Fine Refuse Ext 2 Dam last inspected?

Springfield Coal/Crown 3/Fine Refuse Ext 2 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.