Fortune Dam
Key Takeaway
Fortune Dam is classified as low hazard in South Dakota. It was completed in 1974 and is 52 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 15 ft (taller than 11.1% in SD) |
| Dam Length | 350 ft |
| Dam Type | Earth |
| Max Storage | 135 acre-ft |
| Normal Storage | 70 acre-ft |
| Max Discharge | 945 cfs |
| Year Completed | 1974 (52 years old) |
| NID ID | SD02305 |
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
EUGENE FORTUNE
Private
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Low Hazard 14 ftFrequently Asked Questions
What is the hazard classification of Fortune Dam?
Fortune 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 Fortune Dam?
Fortune Dam is owned by EUGENE FORTUNE (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Fortune Dam built?
Fortune Dam was completed in 1974, making it 52 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 Fortune Dam?
Fortune 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 Fortune Dam?
Fortune Dam has a dam height of 15 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.