Sd Noname 20
Key Takeaway
Sd Noname 20 is classified as low hazard in South Dakota. It was completed in 1963 and is 63 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 23 ft (taller than 49.8% in SD) |
| Dam Length | 360 ft |
| Dam Type | Earth |
| Max Storage | 165 acre-ft |
| Normal Storage | 98 acre-ft |
| Max Discharge | 1,260 cfs |
| Year Completed | 1963 (63 years old) |
| NID ID | SD01070 |
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
TERRY MARSO
Private
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Low Hazard 19 ftFrequently Asked Questions
What is the hazard classification of Sd Noname 20?
Sd Noname 20 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 20?
Sd Noname 20 is owned by TERRY MARSO (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Sd Noname 20 built?
Sd Noname 20 was completed in 1963, making it 63 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 20?
Sd Noname 20 serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Sd Noname 20?
Sd Noname 20 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.