Williams Dam
Key Takeaway
Williams Dam is classified as low hazard in South Dakota. It was completed in 2009 and is 17 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 24 ft (taller than 53.3% in SD) |
| Dam Length | 380 ft |
| Dam Type | Earth |
| Max Storage | 69 acre-ft |
| Normal Storage | 27 acre-ft |
| Max Discharge | 850 cfs |
| Year Completed | 2009 (17 years old) |
| NID ID | SD02643 |
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
Jon Williams
Private
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What is the hazard classification of Williams Dam?
Williams 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 Williams Dam?
Williams Dam is owned by Jon Williams (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Williams Dam built?
Williams Dam was completed in 2009, making it 17 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 Williams Dam?
Williams Dam serves the following purposes: Fire Protection, Stock, Or Small Fish Pond, Fish And Wildlife Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Williams Dam?
Williams Dam has a dam height of 24 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.