Sammons No.2
Key Takeaway
Sammons No.2 is classified as low hazard in South Dakota. It was completed in 1958 and is 68 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 27 ft (taller than 71.8% in SD) |
| Dam Length | 240 ft |
| Dam Type | Earth |
| Max Storage | 146 acre-ft |
| Normal Storage | 25 acre-ft |
| Max Discharge | 3,965 cfs |
| Year Completed | 1958 (68 years old) |
| NID ID | SD01802 |
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
DEAN DECHER
Private
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Low Hazard 19 ftFrequently Asked Questions
What is the hazard classification of Sammons No.2?
Sammons No.2 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 Sammons No.2?
Sammons No.2 is owned by DEAN DECHER (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Sammons No.2 built?
Sammons No.2 was completed in 1958, making it 68 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 Sammons No.2?
Sammons No.2 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 Sammons No.2?
Sammons No.2 has a dam height of 27 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.