1. Asia
  2. South Korea
  3. Gyeonggi-do
  4. Osan-si

Osan-si

Gyeonggi-do, South Korea

2026-05-03 01:00
AQI (China)
Excellent
Pollutants
O3
μg/m³
129.6
PM10
μg/m³
12
PM2.5
μg/m³
7
NO2
μg/m³
12.7
CO
μg/m³
312.5
SO2
μg/m³
5.1
Weather
  • ℃
  • ℉
14℃
94%
9 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • O3
  • PM10
  • PM2.5
  • NO2
  • CO
  • SO2
Places included
Osan-dong
AQI 41
Data Sources
http://www.airkorea.or.kr/

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