South Fork Dam
Key Takeaway
South Fork Dam is classified as high hazard in Nevada. It was completed in 1989 and is 37 years old. Its primary use is recreation. 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 | 55 ft (taller than 83.5% in NV) |
| Dam Length | 1,650 ft |
| Dam Type | Earth |
| Max Storage | 52.5K acre-ft |
| Normal Storage | 41.3K acre-ft |
| Surface Area | 1,900 acres |
| Drainage Area | 903 sq mi |
| Max Discharge | 7,750 cfs |
| Year Completed | 1989 (37 years old) |
| Year Modified | 2022 |
| NID ID | NV00226 |
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
NEVADA DCNR
State Government
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Low Hazard 24 ftFrequently Asked Questions
What is the hazard classification of South Fork Dam?
South Fork 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 South Fork Dam?
South Fork Dam is owned by NEVADA DCNR (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was South Fork Dam built?
South Fork Dam was completed in 1989, making it 37 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 South Fork Dam?
South Fork Dam serves the following purposes: Recreation, Fish And Wildlife Pond, Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is South Fork Dam?
South Fork Dam has a dam height of 55 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 South Fork Dam last inspected?
South Fork Dam was last inspected on August 15, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.