Henderson House Dam
Key Takeaway
Henderson House Dam is classified as significant hazard in South Dakota. It was completed in 1928 and is 98 years old. Its primary use is fire protection. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 20 ft (taller than 33.7% in SD) |
| Dam Length | 1,100 ft |
| Dam Type | Earth |
| Max Storage | 400 acre-ft |
| Normal Storage | 340 acre-ft |
| Max Discharge | 2,405 cfs |
| Year Completed | 1928 (98 years old) |
| NID ID | SD01397 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
HOWARD HENDERSON RANCH
Private
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What is the hazard classification of Henderson House Dam?
Henderson House Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Henderson House Dam?
Henderson House Dam is owned by HOWARD HENDERSON RANCH (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Henderson House Dam built?
Henderson House Dam was completed in 1928, making it 98 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 Henderson House Dam?
Henderson House 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 Henderson House Dam?
Henderson House Dam has a dam height of 20 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.