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  2. South Korea
  3. Ulsan

Ulsan

Ulsan, South Korea

2025-12-09 08:00
AQI (China)
Excellent
Pollutants
O3
μg/m³
70.7
PM10
μg/m³
18.3
NO2
μg/m³
29.2
PM2.5
μg/m³
7.3
CO
μg/m³
528.6
SO2
μg/m³
7
Weather
  • ℃
  • ℉
3℃
47%
8 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • O3
  • PM10
  • NO2
  • PM2.5
  • CO
  • SO2
Places included
Buk-gu
AQI 24
Dong-gu
AQI 25
Jung-gu
AQI 27
Nam-gu
AQI 24
Ulju-gun
AQI 19
Data Sources
http://www.airkorea.or.kr/

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