Dusky Marsh Dam
Key Takeaway
Dusky Marsh Dam is classified as low hazard in Oregon. It was completed in 1998 and is 28 years old. Its primary use is fish and wildlife pond.
Physical Details
| Dam Height | 10 ft (taller than 0.6% in OR) |
| Dam Length | 3,350 ft |
| Dam Type | Earth |
| Max Storage | 299 acre-ft |
| Normal Storage | 148 acre-ft |
| Surface Area | 87 acres |
| Drainage Area | 8 sq mi |
| Max Discharge | 56 cfs |
| Year Completed | 1998 (28 years old) |
| NID ID | OR03835 |
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
US FISH AND WILDLIFE SERVICE
Federal Government
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Low Hazard 19 ftFrequently Asked Questions
What is the hazard classification of Dusky Marsh Dam?
Dusky Marsh 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 Dusky Marsh Dam?
Dusky Marsh Dam is owned by US FISH AND WILDLIFE SERVICE (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Dusky Marsh Dam built?
Dusky Marsh Dam was completed in 1998, making it 28 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 Dusky Marsh Dam?
Dusky Marsh Dam serves the following purposes: 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 Dusky Marsh Dam?
Dusky Marsh Dam 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.
When was Dusky Marsh Dam last inspected?
Dusky Marsh Dam was last inspected on August 22, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.