Dynegy /Wood River West Ash Disposal Pond Dam
Key Takeaway
Dynegy /Wood River West Ash Disposal Pond Dam is classified as low hazard in Illinois. It was completed in 1995 and is 31 years old. Its primary use is debris control.
Physical Details
| Dam Height | 32 ft (taller than 69.5% in IL) |
| Dam Length | 3,800 ft |
| Dam Type | Earth |
| Max Storage | 331 acre-ft |
| Normal Storage | 281 acre-ft |
| Max Discharge | 20 cfs |
| Year Completed | 1995 (31 years old) |
| NID ID | IL50281 |
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, LLC
Public Utility
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High Hazard 14 ftFrequently Asked Questions
What is the hazard classification of Dynegy /Wood River West Ash Disposal Pond Dam?
Dynegy /Wood River West Ash Disposal Pond 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 Dynegy /Wood River West Ash Disposal Pond Dam?
Dynegy /Wood River West Ash Disposal Pond Dam is owned by DYNEGY MIDWEST GENERATION, LLC (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Dynegy /Wood River West Ash Disposal Pond Dam built?
Dynegy /Wood River West Ash Disposal Pond Dam was completed in 1995, making it 31 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 Dynegy /Wood River West Ash Disposal Pond Dam?
Dynegy /Wood River West Ash Disposal Pond Dam serves the following purposes: Debris Control. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Dynegy /Wood River West Ash Disposal Pond Dam?
Dynegy /Wood River West Ash Disposal Pond Dam has a dam height of 32 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 Dynegy /Wood River West Ash Disposal Pond Dam last inspected?
Dynegy /Wood River West Ash Disposal Pond Dam was last inspected on August 11, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.