Air quality in Hoàn Kiếm
77
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
52.6 µg/m³
PM10
52.9 µg/m³
NO₂
26.2 µg/m³
O₃
77 µg/m³
SO₂
38.3 µg/m³
CO
776 µg/m³