Lake Willastein Dam
Key Takeaway
Lake Willastein Dam is classified as low hazard in Arkansas. It was completed in 1942 and is 84 years old. Its primary use is recreation.
Physical Details
| Dam Height | 20 ft (taller than 23.5% in AR) |
| Dam Length | 990 ft |
| Dam Type | Earth |
| Max Storage | 192 acre-ft |
| Normal Storage | 400 acre-ft |
| Surface Area | 53 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 135 cfs |
| Year Completed | 1942 (84 years old) |
| NID ID | AR00084 |
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
MAUMELLE SID 500
Local Government
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High Hazard 66 ftFrequently Asked Questions
What is the hazard classification of Lake Willastein Dam?
Lake Willastein 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 Lake Willastein Dam?
Lake Willastein Dam is owned by MAUMELLE SID 500 (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Willastein Dam built?
Lake Willastein Dam was completed in 1942, making it 84 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 Lake Willastein Dam?
Lake Willastein 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 Lake Willastein Dam?
Lake Willastein Dam has a dam height of 20 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 Lake Willastein Dam last inspected?
Lake Willastein Dam was last inspected on March 26, 2008. Inspection dates indicate when a formal review occurred, not the results of that inspection.