South Fork 3-D
Key Takeaway
South Fork 3-D is classified as low hazard in Nebraska. It was completed in 1981 and is 45 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 31 ft (taller than 70.5% in NE) |
| Dam Length | 1,252 ft |
| Dam Type | Earth |
| Max Storage | 767 acre-ft |
| Normal Storage | 167 acre-ft |
| Surface Area | 30 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 374 cfs |
| Year Completed | 1981 (45 years old) |
| NID ID | NE01804 |
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
Nemaha Natural Resources District
Local Government
Nearby Dams
South Fork 3-C
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Low Hazard 26 ftRichard Farwell Dam
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Low Hazard 36 ftSouth Fork 2-5
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Low Hazard 21 ftSouth Fork 2-6
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Low Hazard 38 ftFrequently Asked Questions
What is the hazard classification of South Fork 3-D?
South Fork 3-D 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 South Fork 3-D?
South Fork 3-D is owned by Nemaha Natural Resources District (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was South Fork 3-D built?
South Fork 3-D was completed in 1981, making it 45 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 3-D?
South Fork 3-D serves the following purposes: 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 3-D?
South Fork 3-D has a dam height of 31 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 3-D last inspected?
South Fork 3-D was last inspected on June 13, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.