View detailed trend report
Decreasing trend
(-0.034 ug/L per year)
COLUMBIA RIVER AT NICHOLSON (BC08NA0048)
Interactive Plot for Total Zinc (ug/L)
Trend:
Long-term Chronic: Dependent on hardness
Short-term Acute: Dependent on hardness
Scroll over data points to view values. See top right bar for more options.
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