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

Osan-si

Gyeonggi-do, South Korea

2026-08-21 07:00
AQI (US)
Good
Pollutants
PM2.5
μg/m³
7
O3
μg/m³
37.3
PM10
μg/m³
12
NO2
μg/m³
17.9
SO2
μg/m³
5.7
CO
μg/m³
262.5
Weather
  • ℃
  • ℉
27℃
89%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • PM2.5
  • O3
  • PM10
  • NO2
  • SO2
  • CO
Places included
Osan-dong
AQI 39
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 39
Suwon-si
AQI 34
Yongin-si
AQI 29
Pyeongtaek-si
AQI 44
Hwaseong-si
AQI 21
Uiwang-si
AQI 25
Anseong
AQI 39
Gunpo-si
AQI 34
Ansan-si
AQI 25
Anyang
AQI 38
Gwacheon-si
AQI 26