Arnt Jorgenson
Key Takeaway
Arnt Jorgenson is classified as low hazard in South Dakota. It was completed in 1953 and is 73 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 17 ft (taller than 20.2% in SD) |
| Dam Length | 540 ft |
| Dam Type | Earth |
| Max Storage | 60 acre-ft |
| Normal Storage | 42 acre-ft |
| Max Discharge | 250 cfs |
| Year Completed | 1953 (73 years old) |
| NID ID | SD02048 |
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
ARNT JORGENSON
Private
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Low Hazard 22 ftFrequently Asked Questions
What is the hazard classification of Arnt Jorgenson?
Arnt Jorgenson 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 Arnt Jorgenson?
Arnt Jorgenson is owned by ARNT JORGENSON (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Arnt Jorgenson built?
Arnt Jorgenson was completed in 1953, making it 73 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 Arnt Jorgenson?
Arnt Jorgenson 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 Arnt Jorgenson?
Arnt Jorgenson has a dam height of 17 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.