Hazel Miller No.1
Key Takeaway
Hazel Miller No.1 is classified as low hazard in South Dakota. It was completed in 1950 and is 76 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 26 ft (taller than 65.2% in SD) |
| Dam Length | 650 ft |
| Dam Type | Earth |
| Max Storage | 143 acre-ft |
| Normal Storage | 54 acre-ft |
| Max Discharge | 900 cfs |
| Year Completed | 1950 (76 years old) |
| NID ID | SD01700 |
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
HAZEL MILLER
Private
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Low Hazard 21 ftFrequently Asked Questions
What is the hazard classification of Hazel Miller No.1?
Hazel Miller No.1 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 Hazel Miller No.1?
Hazel Miller No.1 is owned by HAZEL MILLER (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hazel Miller No.1 built?
Hazel Miller No.1 was completed in 1950, making it 76 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 Hazel Miller No.1?
Hazel Miller No.1 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 Hazel Miller No.1?
Hazel Miller No.1 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.