Mcilravy Dam
Key Takeaway
Mcilravy Dam is classified as low hazard in South Dakota. It was completed in 1962 and is 64 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 20 ft (taller than 33.7% in SD) |
| Dam Length | 520 ft |
| Dam Type | Earth |
| Max Storage | 144 acre-ft |
| Normal Storage | 72 acre-ft |
| Max Discharge | 600 cfs |
| Year Completed | 1962 (64 years old) |
| NID ID | SD00850 |
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
ARTHUR MCILRAVY
Private
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Low Hazard 14 ftFrequently Asked Questions
What is the hazard classification of Mcilravy Dam?
Mcilravy 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 Mcilravy Dam?
Mcilravy Dam is owned by ARTHUR MCILRAVY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mcilravy Dam built?
Mcilravy Dam was completed in 1962, making it 64 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 Mcilravy Dam?
Mcilravy 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 Mcilravy Dam?
Mcilravy Dam has a dam height of 20 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.