Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Osan
Air quality index (AQI) and PM2.5 air pollution in Osan
3K people follow this city
Osan Air Quality Map
Real-time Osan air pollution map
AIR QUALITY DATA CONTRIBUTORS
2 Contributors
See all
Weather
What is the current weather in Osan?
| Weather | Mist |
| Temperature | 64.4°F |
| Humidity | 59% |
| Wind | 0 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time South Korea city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Suwon, Gyeonggi-do | 94 |
| 2 | Incheon, Incheon | 88 |
| 3 | Goyang, Gyeonggi-do | 84 |
| 4 | Paju, Gyeonggi-do | 83 |
| 5 | Siheung, Gyeonggi-do | 83 |
| 6 | Anyang, Gyeonggi-do | 82 |
| 7 | Gimpo, Gyeonggi-do | 81 |
| 8 | Yeoju, Gyeonggi-do | 78 |
| 9 | Ansan, Gyeonggi-do | 76 |
| 10 | Icheon, Gyeonggi-do | 76 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Osan aqi ranking
Real-time Osan air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Osan-dong | 88 |
| 2 | Geumam-ro | 76 |
(local time)
SEE WORLD AQI RANKING
US AQI
82
live AQI index
Moderate
Overview
What is the current air quality in Osan?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 82 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 27µg/m³ | |
| PM10 | 40µg/m³ | |
!
PM2.5
x5.4
PM2.5 concentration in Osan is currently 5.4 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Osan?
 | Sensitive groups should reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Forecast
Osan air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Monday, Apr 22 | Moderate 57 AQI US |  | 71.6° 55.4° |  8.9 mp/h |
| Tuesday, Apr 23 | Moderate 57 AQI US |  | 71.6° 53.6° | 11.2 mp/h |
| Wednesday, Apr 24 | Good 49 AQI US  | | 60.8° 51.8° | 11.2 mp/h |
| Today | Moderate 82 AQI US |  | 66.2° 48.2° | 6.7 mp/h |
| Friday, Apr 26 | Moderate 88 AQI US | | 75.2° 53.6° | 8.9 mp/h |
| Saturday, Apr 27 | Moderate 86 AQI US | | 75.2° 53.6° | 8.9 mp/h |
| Sunday, Apr 28 | Moderate 81 AQI US | | 80.6° 57.2° | 4.5 mp/h |
| Monday, Apr 29 | Moderate 70 AQI US | | 77° 60.8° | 6.7 mp/h |
| Tuesday, Apr 30 | Moderate 71 AQI US | | 69.8° 57.2° | 11.2 mp/h |
| Wednesday, May 1 | Moderate 57 AQI US | | 69.8° 55.4° | 11.2 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Osan air quality data attribution
2Contributors
- Korea Environment Corporation
2 stations
- Air Gyeonggi-Do
2 stations
2 Government Contributors
2 Data sources
Where is the cleanest air quality in Osan?
AQI US, Metric