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Chungcheongbuk-do
Cheongju-si
AQI (US)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Cheongju-si
Chungcheongbuk-do, South Korea
2026-09-14 09:00
AQI (US)
Unhealthy for Sensitive Groups
Pollutants
O3
μg/m³
172.7
PM2.5
μg/m³
28.9
PM10
μg/m³
43.5
NO2
μg/m³
23.4
CO
μg/m³
597.9
SO2
μg/m³
6.7
Weather
℃
℃
℉
24℃
64%
2 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (US)
AQI (US)
O3
PM2.5
PM10
NO2
CO
SO2
Places included
Heungdeok-gu
AQI 109
Sangdang-gu
AQI 103
Data Sources
http://www.airkorea.or.kr/
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