Red Rock Dam - Southeast Des Moines and Southwest Pleasant Hill Remedial Works
Key Takeaway
Red Rock Dam - Southeast Des Moines and Southwest Pleasant Hill Remedial Works is classified as high hazard in Iowa. It was completed in 1968 and is 58 years old. Its primary use is flood risk reduction. 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 | 18 ft (taller than 5.6% in IA) |
| Dam Length | 7,014 ft |
| Dam Type | Gravity |
| Max Storage | 0 acre-ft |
| Normal Storage | 0 acre-ft |
| Surface Area | 0 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1968 (58 years old) |
| NID ID | IA00013 |
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
USACE - Rock Island District
Federal Government
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Low Hazard 29 ftFrequently Asked Questions
What is the hazard classification of Red Rock Dam - Southeast Des Moines and Southwest Pleasant Hill Remedial Works?
Red Rock Dam - Southeast Des Moines and Southwest Pleasant Hill Remedial Works 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 Red Rock Dam - Southeast Des Moines and Southwest Pleasant Hill Remedial Works?
Red Rock Dam - Southeast Des Moines and Southwest Pleasant Hill Remedial Works is owned by USACE - Rock Island District (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Red Rock Dam - Southeast Des Moines and Southwest Pleasant Hill Remedial Works built?
Red Rock Dam - Southeast Des Moines and Southwest Pleasant Hill Remedial Works was completed in 1968, making it 58 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 Red Rock Dam - Southeast Des Moines and Southwest Pleasant Hill Remedial Works?
Red Rock Dam - Southeast Des Moines and Southwest Pleasant Hill Remedial Works 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 Red Rock Dam - Southeast Des Moines and Southwest Pleasant Hill Remedial Works?
Red Rock Dam - Southeast Des Moines and Southwest Pleasant Hill Remedial Works has a dam height of 18 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 Red Rock Dam - Southeast Des Moines and Southwest Pleasant Hill Remedial Works last inspected?
Red Rock Dam - Southeast Des Moines and Southwest Pleasant Hill Remedial Works was last inspected on December 2, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.