Toggle navigation
Places
AQI (US)
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
Ulsan
Ulju-gun
AQI (US)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Ulju-gun
Ulsan, Ulsan
2026-08-27 08:00
AQI (US)
Moderate
Pollutants
PM2.5
μg/m³
10.8
NO2
μg/m³
49.4
O3
μg/m³
50
PM10
μg/m³
18.5
SO2
μg/m³
33.9
CO
μg/m³
512.5
Weather
℃
℃
℉
30℃
81%
4 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (US)
AQI (US)
PM2.5
NO2
O3
PM10
SO2
CO
Places included
덕신리
AQI 50
삼남면
AQI 54
상남리
AQI 52
화산리
AQI 58
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
Ulsan
AQI 50
Yangsan-si
AQI 58
Gyeongju-si
AQI 27
Busan
AQI 35
Gimhae-si
AQI 38
Gyeongsan-si
AQI 68
Yeongcheon-si
AQI 69
Pohang-si
AQI 55
Daegu
AQI 60
Chilgok-gun
AQI 71
Geoje-si
AQI 37
Air Matters © 2026