Ben Clark
Key Takeaway
Ben Clark is classified as low hazard in South Dakota. It was completed in 1955 and is 71 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 19 ft (taller than 29.5% in SD) |
| Dam Length | 200 ft |
| Dam Type | Earth |
| Max Storage | 60 acre-ft |
| Normal Storage | 42 acre-ft |
| Max Discharge | 150 cfs |
| Year Completed | 1955 (71 years old) |
| NID ID | SD01751 |
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
BEN CLARK
Private
Nearby Dams
Ben Clark
Perkins, SD
Low Hazard 15 ftMartin Sander
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Low Hazard 16 ftGeorge Clark
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Low Hazard 20 ftMark Fisher Dam
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High Hazard 21 ftZeke Allart Dam
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Significant Hazard 22 ftOdou Patterson
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Low Hazard 39 ftFrequently Asked Questions
What is the hazard classification of Ben Clark?
Ben Clark 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 Ben Clark?
Ben Clark is owned by BEN CLARK (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Ben Clark built?
Ben Clark was completed in 1955, making it 71 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 Ben Clark?
Ben Clark serves the following purposes: Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Ben Clark?
Ben Clark has a dam height of 19 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.