Rasmussen No.1
Key Takeaway
Rasmussen No.1 is classified as significant hazard in South Dakota. It was completed in 1943 and is 83 years old. Its primary use is fire protection. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 30 ft (taller than 85.2% in SD) |
| Dam Length | 300 ft |
| Dam Type | Earth |
| Max Storage | 60 acre-ft |
| Normal Storage | 15 acre-ft |
| Max Discharge | 880 cfs |
| Year Completed | 1943 (83 years old) |
| NID ID | SD01375 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
PAUL RASMUSSEN
Private
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High Hazard 56 ftFrequently Asked Questions
What is the hazard classification of Rasmussen No.1?
Rasmussen No.1 is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Rasmussen No.1?
Rasmussen No.1 is owned by PAUL RASMUSSEN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Rasmussen No.1 built?
Rasmussen No.1 was completed in 1943, making it 83 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 Rasmussen No.1?
Rasmussen No.1 serves the following purposes: Fire Protection, Stock, Or Small Fish Pond, Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Rasmussen No.1?
Rasmussen No.1 has a dam height of 30 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.