B. Butler No.2
Key Takeaway
B. Butler No.2 is classified as low hazard in South Dakota. It was completed in 1954 and is 72 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 14 ft (taller than 7.8% in SD) |
| Dam Length | 410 ft |
| Dam Type | Earth |
| Max Storage | 102 acre-ft |
| Normal Storage | 55 acre-ft |
| Max Discharge | 735 cfs |
| Year Completed | 1954 (72 years old) |
| NID ID | SD00514 |
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
B. BUTLER
Private
Nearby Dams
B. Butler No.3
Ziebach, SD
Low Hazard 16 ftB. Butler No.1
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Low Hazard 20 ftRoy Veit No.4
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Low Hazard 25 ftBednar Dam
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High Hazard 19 ftTribe No.2
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Low Hazard 23 ftC. Mraz
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Low Hazard 13 ftViet No.2
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Low Hazard 29 ftH. Schuchhardt
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Low Hazard 16 ftFrequently Asked Questions
What is the hazard classification of B. Butler No.2?
B. Butler 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 B. Butler No.2?
B. Butler No.2 is owned by B. BUTLER (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was B. Butler No.2 built?
B. Butler No.2 was completed in 1954, making it 72 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 B. Butler No.2?
B. Butler 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 B. Butler No.2?
B. Butler No.2 has a dam height of 14 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.