Dohn Dam
Key Takeaway
Dohn Dam is classified as low hazard in South Dakota. It was completed in 1995 and is 31 years old. Its primary use is fish and wildlife pond.
Physical Details
| Dam Height | 17 ft (taller than 20.2% in SD) |
| Dam Length | 300 ft |
| Dam Type | Earth |
| Max Storage | 153 acre-ft |
| Normal Storage | 36 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 15 sq mi |
| Max Discharge | 1,870 cfs |
| Year Completed | 1995 (31 years old) |
| NID ID | SD02418 |
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
THEOPHIL DOHN
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Dohn Dam?
Dohn 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 Dohn Dam?
Dohn Dam is owned by THEOPHIL DOHN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Dohn Dam built?
Dohn Dam was completed in 1995, making it 31 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 Dohn Dam?
Dohn Dam serves the following purposes: Fish And Wildlife Pond, 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 Dohn Dam?
Dohn Dam has a dam height of 17 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.