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AQI (US)
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Hongseong-eup
Hongseong-gun, Chungcheongnam-do
2026-03-12 08:00
AQI (US)
Unhealthy for Sensitive Groups
Pollutants
PM2.5
μg/m³
39
O3
μg/m³
121.7
PM10
μg/m³
54
NO2
μg/m³
17.2
SO2
μg/m³
14.6
CO
μg/m³
750
Weather
℃
℃
℉
8℃
53%
12 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (US)
AQI (US)
PM2.5
O3
PM10
NO2
SO2
CO
Places included
홍성읍
AQI 109
Data Sources
http://www.airkorea.or.kr/
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