Dosser Reservoir Dam
Key Takeaway
Dosser Reservoir Dam is classified as low hazard in Washington. It was completed in 1959 and is 67 years old. Its primary use is irrigation.
Physical Details
| Dam Length | 950 ft |
| Dam Type | Earth |
| Max Storage | 55 acre-ft |
| Normal Storage | 42 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 6 sq mi |
| Max Discharge | 597 cfs |
| Year Completed | 1959 (67 years old) |
| NID ID | WA00049 |
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
Charles Williams
Private
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High Hazard 38 ftFrequently Asked Questions
What is the hazard classification of Dosser Reservoir Dam?
Dosser Reservoir 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 Dosser Reservoir Dam?
Dosser Reservoir Dam is owned by Charles Williams (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Dosser Reservoir Dam built?
Dosser Reservoir Dam was completed in 1959, making it 67 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 Dosser Reservoir Dam?
Dosser Reservoir Dam serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Dosser Reservoir Dam last inspected?
Dosser Reservoir Dam was last inspected on May 24, 2000. Inspection dates indicate when a formal review occurred, not the results of that inspection.