Duck Creek Station Dams
Key Takeaway
Duck Creek Station Dams is classified as high hazard in Illinois. It was completed in 1975 and is 51 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 | 123 ft (taller than 99.9% in IL) |
| Dam Length | 1,783 ft |
| Dam Type | Earth |
| Max Storage | 78.1K acre-ft |
| Normal Storage | 56.9K acre-ft |
| Surface Area | 1,820 acres |
| Drainage Area | 16 sq mi |
| Max Discharge | 2,740 cfs |
| Year Completed | 1975 (51 years old) |
| Year Modified | 2008 |
| NID ID | IL01229 |
Safety Information
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?
Ownership
DYNEGY MIDWEST GENERATION, INC.
Private
Nearby Dams
Duck Creek Bottom Ash Pond Dam
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Significant Hazard 10 ftDuck Creek Ash Pond 1 Dam
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Significant Hazard 28 ftDuck Creek Ash Pond 2 Dam
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Low Hazard 50 ftRice Lake Sfwa/Goose Lake Water Control Dam
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Low Hazard 8 ftGrieves Dam
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Significant Hazard 28 ftDuck Creek Recycle Pond Dam
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Low Hazard 41 ftDuck Creek Gypsum Stack Dam
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Low Hazard 45 ftSpring Lake Wetland Unit 1
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Low Hazard 8 ftFrequently Asked Questions
What is the hazard classification of Duck Creek Station Dams?
Duck Creek Station Dams 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 Duck Creek Station Dams?
Duck Creek Station Dams is owned by DYNEGY MIDWEST GENERATION, INC. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Duck Creek Station Dams built?
Duck Creek Station Dams 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 Duck Creek Station Dams?
Duck Creek Station Dams 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 Duck Creek Station Dams?
Duck Creek Station Dams has a dam height of 123 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 Duck Creek Station Dams last inspected?
Duck Creek Station Dams was last inspected on November 20, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.