Sd Noname 256
Key Takeaway
Sd Noname 256 is classified as low hazard in South Dakota. It was completed in 1952 and is 74 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 21 ft (taller than 40.7% in SD) |
| Dam Length | 150 ft |
| Dam Type | Earth |
| Max Storage | 80 acre-ft |
| Normal Storage | 56 acre-ft |
| Max Discharge | 1,800 cfs |
| Year Completed | 1952 (74 years old) |
| NID ID | SD01514 |
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
WALLACE HANSEN
Private
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Low Hazard 17 ftFrequently Asked Questions
What is the hazard classification of Sd Noname 256?
Sd Noname 256 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 Sd Noname 256?
Sd Noname 256 is owned by WALLACE HANSEN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Sd Noname 256 built?
Sd Noname 256 was completed in 1952, making it 74 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 Sd Noname 256?
Sd Noname 256 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 Sd Noname 256?
Sd Noname 256 has a dam height of 21 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.