Toggle navigation
Places
AQI (India)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
English
Français
Deutsch
日本語
한국어
简体中文
繁體中文
Asia
South Korea
Chungcheongnam-do
Cheonan-si
AQI (India)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Cheonan-si
Chungcheongnam-do, South Korea
2026-05-12 07:00
AQI (India)
Moderately polluted
Pollutants
O3
μg/m³
166
PM10
μg/m³
27.8
NO2
μg/m³
20.5
CO
μg/m³
483.3
PM2.5
μg/m³
9.2
SO2
μg/m³
11.8
Weather
℃
℃
℉
22℃
60%
11 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (India)
AQI (India)
O3
PM10
NO2
CO
PM2.5
SO2
Places included
Dongnam-gu
AQI 223
Seobuk-gu
AQI 181
Data Sources
http://www.airkorea.or.kr/
Get the App
Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.
iPhone, iPad
Android
Scan QR Code to Download App
iOS
Google Play
Download APK
Cities Nearby
Cheonan-si
AQI 198
Asan-si
AQI 192
Pyeongtaek-si
AQI 183
Anseong
AQI 189
Yesan-gun
AQI 104
Jincheon-gun
AQI 151
Yeongi-gun
AQI 98
Osan-si
AQI 209
Cheongju-si
AQI 115
Gongju-si
AQI 177
Jeungpyeong-gun
AQI 131
Air Matters © 2026