Barn
Key Takeaway
Barn is classified as low hazard in South Dakota. It was completed in 1946 and is 80 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 20 ft (taller than 33.7% in SD) |
| Dam Length | 735 ft |
| Dam Type | Earth |
| Max Storage | 90 acre-ft |
| Normal Storage | 72 acre-ft |
| Max Discharge | 735 cfs |
| Year Completed | 1946 (80 years old) |
| NID ID | SD00610 |
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
LEONARD NYGAARD
Private
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Significant Hazard 15 ftFrequently Asked Questions
What is the hazard classification of Barn?
Barn 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 Barn?
Barn is owned by LEONARD NYGAARD (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Barn built?
Barn was completed in 1946, making it 80 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 Barn?
Barn 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 Barn?
Barn 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.