Mark Fisher Dam
Key Takeaway
Mark Fisher Dam is classified as high hazard in South Dakota. It was completed in 1957 and is 69 years old. Its primary use is fire protection. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 21 ft (taller than 40.7% in SD) |
| Dam Length | 506 ft |
| Dam Type | Earth |
| Max Storage | 92 acre-ft |
| Normal Storage | 44 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 2,958 cfs |
| Year Completed | 1957 (69 years old) |
| Year Modified | 1988 |
| NID ID | SD01754 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
JOHN & FATHER ARNOLD KARI
Private
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Low Hazard 23 ftFrequently Asked Questions
What is the hazard classification of Mark Fisher Dam?
Mark Fisher Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Mark Fisher Dam?
Mark Fisher Dam is owned by JOHN & FATHER ARNOLD KARI (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mark Fisher Dam built?
Mark Fisher Dam was completed in 1957, making it 69 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 Mark Fisher Dam?
Mark Fisher 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 Mark Fisher Dam?
Mark Fisher Dam has a dam height of 21 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 Mark Fisher Dam last inspected?
Mark Fisher Dam was last inspected on November 9, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.