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

Osan-si

Gyeonggi-do, South Korea

2026-08-20 22:00
AQI (US)
Moderate
Pollutants
PM2.5
μg/m³
23
PM10
μg/m³
50
NO2
μg/m³
72.7
CO
μg/m³
612.5
SO2
μg/m³
5.7
O3
μg/m³
3.4
Weather
  • ℃
  • ℉
25℃
100%
0 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • PM2.5
  • PM10
  • NO2
  • CO
  • SO2
  • O3
Places included
Osan-dong
AQI 77
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

Osan-si
AQI 77
Suwon-si
AQI 77
Yongin-si
AQI 77
Pyeongtaek-si
AQI 102
Hwaseong-si
AQI 82
Uiwang-si
AQI 72
Anseong
AQI 71
Gunpo-si
AQI 82
Ansan-si
AQI 95
Anyang
AQI 76
Gwacheon-si
AQI 76