Calvin Ballensky
Key Takeaway
Calvin Ballensky is classified as low hazard in South Dakota. It was completed in 1957 and is 69 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 28 ft (taller than 77.7% in SD) |
| Dam Length | 800 ft |
| Dam Type | Earth |
| Max Storage | 80 acre-ft |
| Normal Storage | 50 acre-ft |
| Max Discharge | 1,200 cfs |
| Year Completed | 1957 (69 years old) |
| NID ID | SD01086 |
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
CALVIN BALLENSKY
Private
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Low Hazard 27 ftFrequently Asked Questions
What is the hazard classification of Calvin Ballensky?
Calvin Ballensky 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 Calvin Ballensky?
Calvin Ballensky is owned by CALVIN BALLENSKY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Calvin Ballensky built?
Calvin Ballensky was completed in 1957, making it 69 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 Calvin Ballensky?
Calvin Ballensky 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 Calvin Ballensky?
Calvin Ballensky has a dam height of 28 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.