Arke Dam
Key Takeaway
Arke Dam is classified as low hazard in South Dakota. It was completed in 1930 and is 96 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 16 ft (taller than 15.7% in SD) |
| Dam Length | 550 ft |
| Dam Type | Earth |
| Max Storage | 150 acre-ft |
| Normal Storage | 90 acre-ft |
| Max Discharge | 680 cfs |
| Year Completed | 1930 (96 years old) |
| NID ID | SD01990 |
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
STOUT
Private
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Low Hazard 14 ftFrequently Asked Questions
What is the hazard classification of Arke Dam?
Arke 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 Arke Dam?
Arke Dam is owned by STOUT (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Arke Dam built?
Arke Dam was completed in 1930, making it 96 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 Arke Dam?
Arke 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 Arke Dam?
Arke Dam has a dam height of 16 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.