Alfred Urban
Key Takeaway
Alfred Urban is classified as low hazard in South Dakota. It was completed in 1963 and is 63 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 25 ft (taller than 57.4% in SD) |
| Dam Length | 1,210 ft |
| Dam Type | Earth |
| Max Storage | 119 acre-ft |
| Normal Storage | 98 acre-ft |
| Max Discharge | 2,550 cfs |
| Year Completed | 1963 (63 years old) |
| NID ID | SD01146 |
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
ALFRED URBAN
Private
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Low Hazard 28 ftFrequently Asked Questions
What is the hazard classification of Alfred Urban?
Alfred Urban 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 Alfred Urban?
Alfred Urban is owned by ALFRED URBAN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Alfred Urban built?
Alfred Urban 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 Alfred Urban?
Alfred Urban 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 Alfred Urban?
Alfred Urban has a dam height of 25 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.