Sd Noname 81
Key Takeaway
Sd Noname 81 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 | 23 ft (taller than 49.8% in SD) |
| Dam Length | 370 ft |
| Dam Type | Earth |
| Max Storage | 110 acre-ft |
| Normal Storage | 54 acre-ft |
| Max Discharge | 1,700 cfs |
| Year Completed | 1955 (71 years old) |
| NID ID | SD00703 |
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
GEORGE LAMM
Private
Nearby Dams
Sd Noname 78
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Low Hazard 16 ftSd Noname 80
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Low Hazard 16 ftSd Noname 32
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Low Hazard 17 ftSd Noname 34
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Low Hazard 13 ftFrequently Asked Questions
What is the hazard classification of Sd Noname 81?
Sd Noname 81 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 81?
Sd Noname 81 is owned by GEORGE LAMM (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Sd Noname 81 built?
Sd Noname 81 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 Sd Noname 81?
Sd Noname 81 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 81?
Sd Noname 81 has a dam height of 23 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.
When was Sd Noname 81 last inspected?
Sd Noname 81 was last inspected on October 2, 1973. Inspection dates indicate when a formal review occurred, not the results of that inspection.