Air quality in Cheongju-si
22
Fair
Air Quality Index
Air quality is acceptable. Extremely sensitive people may experience minor symptoms.
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Pollutants
PM2.5
7 µg/m³
PM10
7.9 µg/m³
NO₂
16.1 µg/m³
O₃
55 µg/m³
SO₂
4.3 µg/m³
CO
238 µg/m³