Van Collons No.1
Key Takeaway
Van Collons No.1 is classified as low hazard in South Dakota. It was completed in 1964 and is 62 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 25 ft (taller than 57.4% in SD) |
| Dam Length | 347 ft |
| Dam Type | Earth |
| Max Storage | 17 acre-ft |
| Normal Storage | 11 acre-ft |
| Max Discharge | 152 cfs |
| Year Completed | 1964 (62 years old) |
| NID ID | SD01234 |
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
VAN COLLINS
Private
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Low Hazard 25 ftFrequently Asked Questions
What is the hazard classification of Van Collons No.1?
Van Collons No.1 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 Van Collons No.1?
Van Collons No.1 is owned by VAN COLLINS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Van Collons No.1 built?
Van Collons No.1 was completed in 1964, making it 62 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 Van Collons No.1?
Van Collons No.1 serves the following purposes: Fire Protection, Stock, Or Small Fish Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Van Collons No.1?
Van Collons No.1 has a dam height of 25 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.