Chapman Dam
Key Takeaway
Chapman Dam is classified as low hazard in South Dakota. It was completed in 1965 and is 61 years old. Its primary use is fish and wildlife pond.
Physical Details
| Dam Height | 20 ft (taller than 33.7% in SD) |
| Dam Length | 400 ft |
| Dam Type | Earth |
| Max Storage | 72 acre-ft |
| Normal Storage | 50 acre-ft |
| Max Discharge | 150 cfs |
| Year Completed | 1965 (61 years old) |
| NID ID | SD01829 |
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
USDA FS
Federal Government
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Low Hazard 32 ftFrequently Asked Questions
What is the hazard classification of Chapman Dam?
Chapman 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 Chapman Dam?
Chapman Dam is owned by USDA FS (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Chapman Dam built?
Chapman Dam was completed in 1965, making it 61 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 Chapman Dam?
Chapman Dam serves the following purposes: Fish And Wildlife Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Chapman Dam?
Chapman 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.