Sd Noname 221
Key Takeaway
Sd Noname 221 is classified as low hazard in South Dakota. It was completed in 1960 and is 66 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 12 ft (taller than 3% in SD) |
| Dam Length | 400 ft |
| Dam Type | Earth |
| Max Storage | 200 acre-ft |
| Normal Storage | 105 acre-ft |
| Max Discharge | 2,500 cfs |
| Year Completed | 1960 (66 years old) |
| NID ID | SD01720 |
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
ROBERT TOLTON
Private
Nearby Dams
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Low Hazard 13 ftSd Noname 222
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Low Hazard 16 ftBernard Armstrong
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Low Hazard 17 ftFrequently Asked Questions
What is the hazard classification of Sd Noname 221?
Sd Noname 221 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 221?
Sd Noname 221 is owned by ROBERT TOLTON (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Sd Noname 221 built?
Sd Noname 221 was completed in 1960, making it 66 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 221?
Sd Noname 221 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 221?
Sd Noname 221 has a dam height of 12 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.