Missile 249 (Nid)
Key Takeaway
Missile 249 (Nid) is classified as low hazard in South Dakota. It was completed in 1936 and is 90 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 19 ft (taller than 29.5% in SD) |
| Dam Length | 450 ft |
| Dam Type | Earth |
| Max Storage | 60 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 0 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 445 cfs |
| Year Completed | 1936 (90 years old) |
| NID ID | SD01127 |
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
USDA FS
Federal Government
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Low Hazard 16 ftFrequently Asked Questions
What is the hazard classification of Missile 249 (Nid)?
Missile 249 (Nid) 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 Missile 249 (Nid)?
Missile 249 (Nid) is owned by USDA FS (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Missile 249 (Nid) built?
Missile 249 (Nid) was completed in 1936, making it 90 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 Missile 249 (Nid)?
Missile 249 (Nid) serves the following purposes: Fire Protection, Stock, Or Small Fish Pond, Fish And Wildlife Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Missile 249 (Nid)?
Missile 249 (Nid) has a dam height of 19 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.
When was Missile 249 (Nid) last inspected?
Missile 249 (Nid) was last inspected on October 12, 2006. Inspection dates indicate when a formal review occurred, not the results of that inspection.