Rock Creek Dam
Key Takeaway
Rock Creek Dam is classified as significant hazard in Iowa. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 33 ft (taller than 63.3% in IA) |
| Dam Length | 1,500 ft |
| Dam Type | Earth |
| Max Storage | 13.7K acre-ft |
| Normal Storage | 5.5K acre-ft |
| Surface Area | 640 acres |
| Drainage Area | 41 sq mi |
| Max Discharge | 0 cfs |
| Year Modified | 1968 |
| NID ID | IA00537 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Iowa Department of Natural Resources
State Government
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What is the hazard classification of Rock Creek Dam?
Rock Creek Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Rock Creek Dam?
Rock Creek Dam is owned by Iowa Department of Natural Resources (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of Rock Creek Dam?
Rock Creek Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Rock Creek Dam?
Rock Creek Dam has a dam height of 33 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 Rock Creek Dam last inspected?
Rock Creek Dam was last inspected on May 12, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.