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Asia
South Korea
Chungcheongnam-do
Cheonan-si
AQI (India)
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AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Cheonan-si
Chungcheongnam-do, South Korea
2026-05-09 22:00
AQI (India)
Good
Pollutants
NO2
μg/m³
36
O3
μg/m³
41.5
CO
μg/m³
554.2
PM2.5
μg/m³
16.3
PM10
μg/m³
24.8
SO2
μg/m³
12.7
Weather
℃
℃
℉
18℃
43%
6 kph
3 of 11
Historical Data
Hourly
Hourly
Daily
AQI (India)
AQI (India)
NO2
O3
CO
PM2.5
PM10
SO2
Places included
Dongnam-gu
AQI 56
Seobuk-gu
AQI 42
Data Sources
http://www.airkorea.or.kr/
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