Nielsen Dam A
Key Takeaway
Nielsen Dam A is classified as low hazard in Washington. It was completed in 1950 and is 76 years old. Its primary use is recreation.
Physical Details
| Dam Type | Earth |
| Max Storage | 73 acre-ft |
| Normal Storage | 45 acre-ft |
| Surface Area | 45 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 16 cfs |
| Year Completed | 1950 (76 years old) |
| NID ID | WA00526 |
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
N C N Partnership
Private
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High HazardFrequently Asked Questions
What is the hazard classification of Nielsen Dam A?
Nielsen Dam A 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 Nielsen Dam A?
Nielsen Dam A is owned by N C N Partnership (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Nielsen Dam A built?
Nielsen Dam A was completed in 1950, making it 76 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 Nielsen Dam A?
Nielsen Dam A serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Nielsen Dam A last inspected?
Nielsen Dam A was last inspected on June 5, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.