Coffeen East Fork Shoal Creek Gate Dam
Key Takeaway
Coffeen East Fork Shoal Creek Gate Dam is classified as low hazard in Illinois. It was completed in 2010 and is 16 years old. Its primary use is water supply.
Physical Details
| Dam Height | 12 ft (taller than 10% in IL) |
| Dam Length | 45 ft |
| Dam Type | Other |
| Max Storage | 108 acre-ft |
| Normal Storage | 108 acre-ft |
| Drainage Area | 102 sq mi |
| Year Completed | 2010 (16 years old) |
| NID ID | IL50583 |
Safety Information
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?
Ownership
DYNEGY MIDWEST GENERATION, INC.
Public Utility
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Low Hazard 23 ftFrequently Asked Questions
What is the hazard classification of Coffeen East Fork Shoal Creek Gate Dam?
Coffeen East Fork Shoal Creek Gate 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 Coffeen East Fork Shoal Creek Gate Dam?
Coffeen East Fork Shoal Creek Gate Dam is owned by DYNEGY MIDWEST GENERATION, INC. (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Coffeen East Fork Shoal Creek Gate Dam built?
Coffeen East Fork Shoal Creek Gate Dam was completed in 2010, making it 16 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 Coffeen East Fork Shoal Creek Gate Dam?
Coffeen East Fork Shoal Creek Gate Dam serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Coffeen East Fork Shoal Creek Gate Dam?
Coffeen East Fork Shoal Creek Gate 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 Coffeen East Fork Shoal Creek Gate Dam last inspected?
Coffeen East Fork Shoal Creek Gate Dam was last inspected on June 6, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.