Erqi District air quality index

Air Quality Index, Erqi District

221

Very Unhealthy

Primary Pollutant：
PM2.5

All Pollutants

221

PM2.5 (Particulate matter less than 2.5 microns)
Very Unhealthy
171.43 µg/m3

9

CO (Carbon Monoxide)
Good
9 µg/m3

36

NO2 (Nitrogen Dioxide)
Good
36 µg/m3

14

O3 (Ozone)
Good
14 µg/m3

111

PM10 (Particulate matter less than 10 microns)
Unhealthy for Sensitive Groups
111 µg/m3

40

SO2 (Sulphur Dioxide)
Good
40 µg/m3

69 weather
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