Mcdonald Dam
Key Takeaway
Mcdonald Dam is classified as low hazard in Washington. It was completed in 1924 and is 102 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Length | 880 ft |
| Dam Type | Earth |
| Max Storage | 200 acre-ft |
| Normal Storage | 200 acre-ft |
| Surface Area | 200 acres |
| Drainage Area | 27 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1924 (102 years old) |
| NID ID | WA00017 |
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
McDonald-Moon Farms Inc
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Mcdonald Dam?
Mcdonald 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 Mcdonald Dam?
Mcdonald Dam is owned by McDonald-Moon Farms Inc (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mcdonald Dam built?
Mcdonald Dam was completed in 1924, making it 102 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 Mcdonald Dam?
Mcdonald Dam serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Mcdonald Dam last inspected?
Mcdonald Dam was last inspected on October 10, 1999. Inspection dates indicate when a formal review occurred, not the results of that inspection.