M. Kelley No.1
Key Takeaway
M. Kelley No.1 is classified as low hazard in South Dakota. It was completed in 1940 and is 86 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 18 ft (taller than 24.1% in SD) |
| Dam Length | 1,000 ft |
| Dam Type | Earth |
| Max Storage | 372 acre-ft |
| Normal Storage | 166 acre-ft |
| Max Discharge | 9,000 cfs |
| Year Completed | 1940 (86 years old) |
| NID ID | SD00772 |
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
M. KELLER
Private
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Low Hazard 23 ftFrequently Asked Questions
What is the hazard classification of M. Kelley No.1?
M. Kelley 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 M. Kelley No.1?
M. Kelley No.1 is owned by M. KELLER (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was M. Kelley No.1 built?
M. Kelley No.1 was completed in 1940, making it 86 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 M. Kelley No.1?
M. Kelley 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 M. Kelley No.1?
M. Kelley No.1 has a dam height of 18 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.