Osan Air Quality Index (AQI) | Air Pollution
Real-time PM2.5, PM10 air pollution level in Osan
Last Updated: 2026-06-04 06:51 (Local Time)
21 °C
Mist
Currently, Osan ranks 280th among the cities with the highest AQI levels in the world.
MapOsan
AQI Graph
Historical Air Quality Data
Osan
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World Air Quality Report
AQI (US) Trends - Annual Air Quality Changes
Osan, Gyeonggi, South Korea
Osan's Locations
Real-time Air Pollution Level
South Korea's Metro Cities
Air Quality Index
Air Quality Calendar 2026
Osan
Health Advice For People Living In
Osan
1.2Cigarettes per day
Breathing the air in this location is as harmful as smoking 1.2 cigarettes a day.
Source:
Berkeley Earth
Solutions for Current AQI (US)
Air PurifierTurn On
Car FilterMust
N95 MaskMust
Stay IndoorMust
Must turn on the air purifier to enjoy fresh air.
Get an Air PurifierPrevent Health Problems: Understand Your Risks
Osan
Asthma
Heart Issues
Allergies
Sinus
Cold/Flu
Chronic (COPD)
Mild Chances of Asthma
Asthma
Risk of Asthma symptoms is Mild when AQI is Moderate (50-150)
Moderate symptoms including frequent wheezing, noticeable shortness of breath, chest tightness, and persistent cough.
Do's :
Limit outdoor activities when AQI is poor.
Clean indoor air with an air purifier to reduce exposure.
Soothe the respiratory tract with herbal teas or warm water to help alleviate symptoms.
Don'ts :
Exercise outdoors without a mask.
Stay in smoky areas with strong fumes.
Most Polluted Cities 2026
South Korea
Analyze the real-time most air polluted cities in the country.
Standard Value
1.
Yoju, Gyeonggi
Moderate
2xabove Standard
2.
Iksan, Jeonbuk
Moderate
2xabove Standard
3.
Ichon, Gyeonggi
Moderate
2xabove Standard
4.
Kimje, Jeonbuk
Moderate
2xabove Standard
5.
Pyeongtaek, Gyeonggi
Moderate
2xabove Standard
6.
Suwon, Gyeonggi
Moderate
2xabove Standard
7.
Hosan, Chungnam
Moderate
2xabove Standard
8.
Songnam, Gyeonggi
Moderate
2xabove Standard
9.
Sejong, Sejong
Moderate
2xabove Standard
10.
Uiwang, Gyeonggi
Moderate
2xabove Standard
Last Updated: 03 Jun 2026, 09:51 PM
AQI City RankingsAir Quality Solutions For Osan
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Osan's AQI Data Analytics Solutions
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Air Quality FAQs
at Osan
Frequently Asked Questions About Air Quality
What is the current AQI (US) level in Osan?
The current real-time AQI (US) level in Osan is 78 (Moderate) due to recent rainfall by 1.43mm/hr. This was last updated 2026-06-04 06:51 (Local Time).
When was the best AQI (US) level in Osan in the last 24 hours?
The best AQI (US) level was 66 (Moderate) at 9:31 PM (Local Time) during the last 24 hours.
When was the worst AQI (US) level in Osan in the last 24 hours?
The worst AQI (US) level was 98 (Moderate) at 8:31 AM (Local Time) during the last 24 hours.
What is the current trend of AQI (US) levels in Osan during last 24 hours?
The AQI (US) levels in Osan have been fluctuating throughout the last 24 hours. The levels have increased by highest 98 at 8:31 AM (Local Time), lowest 66 at 9:31 PM (Local Time).
What actions are recommended as per the current AQI (US) level in Osan?
Current AQI (US) levels are acceptable; however, some pollutants may be a concern for a small number of sensitive individuals.
Recent AQI Blogs
Read the latest news
Here are some latest blogs that you can go through to find out more air pollution.
