South Branch Dam
Key Takeaway
South Branch Dam is classified as high hazard in Kansas. It was completed in 1953 and is 73 years old. Its primary use is flood risk reduction. 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 | 33 ft (taller than 81.7% in KS) |
| Dam Length | 1,750 ft |
| Dam Type | Earth |
| Max Storage | 2.6K acre-ft |
| Normal Storage | 0 acre-ft |
| Surface Area | 0 acres |
| Drainage Area | 13 sq mi |
| Year Completed | 1953 (73 years old) |
| NID ID | KS01959 |
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
SHUNGANUNGA DRAINAGE DISTRICT NO 1
Local Government
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High Hazard 54 ftFrequently Asked Questions
What is the hazard classification of South Branch Dam?
South Branch 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 Branch Dam?
South Branch Dam is owned by SHUNGANUNGA DRAINAGE DISTRICT NO 1 (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was South Branch Dam built?
South Branch Dam was completed in 1953, making it 73 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 Branch Dam?
South Branch Dam 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 Branch Dam?
South Branch Dam has a dam height of 33 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 Branch Dam last inspected?
South Branch Dam was last inspected on July 11, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.