Pleasant Creek Lake Dam
Key Takeaway
Pleasant Creek Lake Dam is classified as high hazard in Iowa. It was completed in 1977 and is 49 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 | 73 ft (taller than 99.7% in IA) |
| Dam Length | 2,450 ft |
| Dam Type | Earth |
| Max Storage | 11.0K acre-ft |
| Normal Storage | 7.1K acre-ft |
| Surface Area | 410 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1977 (49 years old) |
| NID ID | IA02083 |
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
Iowa Department of Natural Resources
State Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Pleasant Creek Lake Dam?
Pleasant Creek Lake Dam 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 Pleasant Creek Lake Dam?
Pleasant Creek Lake Dam is owned by Iowa Department of Natural Resources (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Pleasant Creek Lake Dam built?
Pleasant Creek Lake Dam was completed in 1977, making it 49 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 Pleasant Creek Lake Dam?
Pleasant Creek Lake Dam serves the following purposes: Flood Risk Reduction, Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Pleasant Creek Lake Dam?
Pleasant Creek Lake Dam has a dam height of 73 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 Pleasant Creek Lake Dam last inspected?
Pleasant Creek Lake Dam was last inspected on July 10, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.