Clarks Lake Dam
Key Takeaway
Clarks Lake Dam is classified as low hazard in Iowa. It was completed in 1962 and is 64 years old. Its primary use is recreation.
Physical Details
| Dam Height | 23 ft (taller than 13.3% in IA) |
| Dam Length | 310 ft |
| Dam Type | Earth |
| Max Storage | 82 acre-ft |
| Normal Storage | 43 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1962 (64 years old) |
| NID ID | IA01940 |
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
Floyd Clark
Private
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Low Hazard 38 ftFrequently Asked Questions
What is the hazard classification of Clarks Lake Dam?
Clarks Lake 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 Clarks Lake Dam?
Clarks Lake Dam is owned by Floyd Clark (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Clarks Lake Dam built?
Clarks Lake Dam was completed in 1962, making it 64 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 Clarks Lake Dam?
Clarks Lake 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 Clarks Lake Dam?
Clarks Lake Dam has a dam height of 23 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 Clarks Lake Dam last inspected?
Clarks Lake Dam was last inspected on May 26, 1999. Inspection dates indicate when a formal review occurred, not the results of that inspection.