1. Asia
  2. South Korea
  3. Ulsan

Ulsan

Ulsan, South Korea

2026-01-21 17:00
AQI (US)
Good
Pollutants
O3
μg/m³
76.7
PM2.5
μg/m³
4.2
PM10
μg/m³
8.8
NO2
μg/m³
14
CO
μg/m³
511.9
SO2
μg/m³
6
Weather
  • ℃
  • ℉
-7℃
46%
17 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • O3
  • PM2.5
  • PM10
  • NO2
  • CO
  • SO2
Places included
Buk-gu
AQI 34
Dong-gu
AQI 37
Jung-gu
AQI 35
Nam-gu
AQI 32
Ulju-gun
AQI 35
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

Cities Nearby

Ulsan
AQI 34
Yangsan-si
AQI 35
Gyeongju-si
AQI 41
Busan
AQI 32
Gimhae-si
AQI 32
Pohang-si
AQI 44
Yeongcheon-si
AQI 31
Gyeongsan-si
AQI 56
Daegu
AQI 37
Geoje-si
AQI 34
Chilgok-gun
AQI 52