Toggle navigation
Places
CAQI (Europe)
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
Gyeonggi-do
Siheung-si
CAQI (Europe)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Siheung-si
Gyeonggi-do, South Korea
2026-04-27 06:00
CAQI (Europe)
Medium
Pollutants
O3
μg/m³
142.4
PM10
μg/m³
28
PM2.5
μg/m³
15.7
NO2
μg/m³
32
SO2
μg/m³
11.9
CO
μg/m³
379.2
Weather
℃
℃
℉
18℃
29%
13 kph
2 of 11
Historical Data
Hourly
Hourly
Daily
CAQI (Europe)
CAQI (Europe)
O3
PM10
PM2.5
NO2
SO2
CO
Places included
Daeya-dong
AQI 52
Jeongwang 1(il)-dong
AQI 55
Jeongwangbon-dong
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
Siheung-si
AQI 60
Ansan-si
AQI 64
Gunpo-si
AQI 69
Incheon
AQI 61
Gwangmyeong-si
AQI 66
Anyang
AQI 73
Bucheon-si
AQI 61
Uiwang-si
AQI 71
Gwacheon-si
AQI 86
Hwaseong-si
AQI 73
Suwon-si
AQI 74
Air Matters © 2026