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 16:00
AQI (India)
Satisfactory
Pollutants
O3
μg/m³
67.1
NO2
μg/m³
36.9
CO
μg/m³
595.8
PM10
μg/m³
19.3
PM2.5
μg/m³
10.7
SO2
μg/m³
12.4
Weather
℃
℃
℉
14℃
100%
2 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (India)
AQI (India)
O3
NO2
CO
PM10
PM2.5
SO2
Places included
Dongnam-gu
AQI 65
Seobuk-gu
AQI 73
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 68
Asan-si
AQI 50
Pyeongtaek-si
AQI 73
Anseong
AQI 96
Yesan-gun
AQI 37
Jincheon-gun
AQI 101
Yeongi-gun
AQI 39
Osan-si
AQI 95
Cheongju-si
AQI 30
Gongju-si
AQI 31
Jeungpyeong-gun
AQI 27
Air Matters © 2026