AQHI Values - Health Risk

+ VERY HIGH
7 8 9 10 HIGH
4 5 6 MODERATE
1 2 3 LOW

If the AQHI index has increased to 7 (high health risk), it is usually because of high concentrations of smoke particles (PM2.5) in this community. Learn more about AQHI Categories and Explanations.

Tip: Use the grey selection tool to adjust the date range of the data set.
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