Malinowski Dam
Key Takeaway
Malinowski Dam is classified as high hazard in Washington. It was completed in 1963 and is 63 years old. Its primary use is water supply. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Length | 264 ft |
| Dam Type | Concrete |
| Max Storage | 120 acre-ft |
| Normal Storage | 120 acre-ft |
| Surface Area | 15 acres |
| Drainage Area | 11 sq mi |
| Max Discharge | 10,300 cfs |
| Year Completed | 1963 (63 years old) |
| NID ID | WA00341 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Aberdeen City
Local Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Malinowski Dam?
Malinowski Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Malinowski Dam?
Malinowski Dam is owned by Aberdeen City (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Malinowski Dam built?
Malinowski Dam was completed in 1963, making it 63 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 Malinowski Dam?
Malinowski Dam serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Malinowski Dam last inspected?
Malinowski Dam was last inspected on April 27, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.