Air quality in Hong Kong
45
Moderate
Air Quality Index
Sensitive groups may experience health effects. The general public is not likely to be affected.
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Pollutants
PM2.5
19 µg/m³
PM10
21.2 µg/m³
NO₂
38.8 µg/m³
O₃
66 µg/m³
SO₂
28.4 µg/m³
CO
223 µg/m³