Air quality in Hoàn Kiếm
74
Poor
Air Quality Index
Everyone may begin to experience health effects. Sensitive groups may experience more serious effects.
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Pollutants
PM2.5
77.8 µg/m³
PM10
79.2 µg/m³
NO₂
33.9 µg/m³
O₃
76 µg/m³
SO₂
47.7 µg/m³
CO
1422 µg/m³