View detailed trend report
Trend:
Increasing trend
Not enough data to estimate trend size

    Long-term Chronic: 150 mg/L (upper limit)
    Short-term Acute: 600 mg/L (upper limit)

Scroll over data points to view values. See top right bar for more options.
* ‘Value too low to detect’ refers to a concentration value that is below what the laboratory can measure (the detection limit).
The value of the open circle is not the true concentration of a parameter in the water but half of the lowest concentration that the laboratory can measure.