E. D. Edwards Station Ash Pond
Key Takeaway
E. D. Edwards Station Ash Pond is classified as high hazard in Illinois. 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 | 25 ft (taller than 42.6% in IL) |
| Dam Length | 7,000 ft |
| Dam Type | Earth |
| Max Storage | 950 acre-ft |
| Normal Storage | 0 acre-ft |
| NID ID | IL50710 |
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, INC.
Public Utility
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What is the hazard classification of E. D. Edwards Station Ash Pond?
E. D. Edwards Station Ash Pond 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 E. D. Edwards Station Ash Pond?
E. D. Edwards Station Ash Pond is owned by DYNEGY, INC. (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of E. D. Edwards Station Ash Pond?
E. D. Edwards Station Ash Pond 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 E. D. Edwards Station Ash Pond?
E. D. Edwards Station Ash Pond has a dam height of 25 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 E. D. Edwards Station Ash Pond last inspected?
E. D. Edwards Station Ash Pond was last inspected on September 26, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.