Coal & Crane Creek Structure 11

TRIB BLUFF DITCH· Schuyler, Illinois· Built 1975· Earth· 48 ft tall
Low Hazard Flood Risk Reduction Private

Key Takeaway

Coal & Crane Creek Structure 11 is classified as low hazard in Illinois. It was completed in 1975 and is 51 years old. Its primary use is flood risk reduction.

Physical Details

Dam Height 48 ft (taller than 90.6% in IL)
Dam Length268 ft
Dam TypeEarth
Max Storage41 acre-ft
Normal Storage0 acre-ft
Surface Area2 acres
Drainage Area0 sq mi
Max Discharge258 cfs
Year Completed1975 (51 years old)
NID IDIL50640

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: July 8, 2017
State Regulated: Yes
Regulatory Agency: IDNR

Ownership

UNKNOWN

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Coal & Crane Creek Structure 11?

Coal & Crane Creek Structure 11 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 Coal & Crane Creek Structure 11?

Coal & Crane Creek Structure 11 is owned by UNKNOWN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Coal & Crane Creek Structure 11 built?

Coal & Crane Creek Structure 11 was completed in 1975, making it 51 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 Coal & Crane Creek Structure 11?

Coal & Crane Creek Structure 11 serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Coal & Crane Creek Structure 11?

Coal & Crane Creek Structure 11 has a dam height of 48 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 Coal & Crane Creek Structure 11 last inspected?

Coal & Crane Creek Structure 11 was last inspected on July 8, 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.