Dry Run Subimpoundment
Key Takeaway
Dry Run Subimpoundment is classified as low hazard in South Dakota. It was completed in 1994 and is 32 years old. Its primary use is fish and wildlife pond.
Physical Details
| Dam Height | 10 ft (taller than 1.1% in SD) |
| Dam Length | 500 ft |
| Dam Type | Earth |
| Max Storage | 260 acre-ft |
| Normal Storage | 63 acre-ft |
| Surface Area | 35 acres |
| Drainage Area | 90 sq mi |
| Max Discharge | 2,000 cfs |
| Year Completed | 1994 (32 years old) |
| NID ID | SD02396 |
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
USF&WS
Federal Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Dry Run Subimpoundment?
Dry Run Subimpoundment 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 Dry Run Subimpoundment?
Dry Run Subimpoundment is owned by USF&WS (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Dry Run Subimpoundment built?
Dry Run Subimpoundment was completed in 1994, making it 32 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 Dry Run Subimpoundment?
Dry Run Subimpoundment 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 Dry Run Subimpoundment?
Dry Run Subimpoundment has a dam height of 10 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.