Ahrenstorff Dam
Key Takeaway
Ahrenstorff Dam is classified as low hazard in South Dakota. It was completed in 1952 and is 74 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 26 ft (taller than 65.2% in SD) |
| Dam Length | 300 ft |
| Dam Type | Earth |
| Max Storage | 28 acre-ft |
| Normal Storage | 26 acre-ft |
| Max Discharge | 660 cfs |
| Year Completed | 1952 (74 years old) |
| NID ID | SD00183 |
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
FREDDIE AHRENSTORFF
Private
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What is the hazard classification of Ahrenstorff Dam?
Ahrenstorff Dam 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 Ahrenstorff Dam?
Ahrenstorff Dam is owned by FREDDIE AHRENSTORFF (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Ahrenstorff Dam built?
Ahrenstorff Dam was completed in 1952, making it 74 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 Ahrenstorff Dam?
Ahrenstorff Dam 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 Ahrenstorff Dam?
Ahrenstorff Dam has a dam height of 26 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.