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Air quality in Koesan
Air quality index (AQI) and PM2.5 air pollution in Koesan
186 people follow this city
Koesan Air Quality Map
Real-time Koesan air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Weather
What is the current weather in Koesan?
| Weather | Clear sky |
| Temperature | 57.2°F |
| Humidity | 97% |
| Wind | 1.2 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time South Korea city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Asan, Chungcheongnam-do | 108 |
| 2 | Pyeongtaek, Gyeonggi-do | 106 |
| 3 | Anyang, Gyeonggi-do | 101 |
| 4 | Bucheon, Gyeonggi-do | 99 |
| 5 | Goyang, Gyeonggi-do | 99 |
| 6 | Anseong, Gyeonggi-do | 97 |
| 7 | Seoul, Seoul | 90 |
| 8 | Gimpo, Gyeonggi-do | 86 |
| 9 | Cheonan, Chungcheongnam-do | 84 |
| 10 | Icheon, Gyeonggi-do | 84 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
76*
live AQI index
Moderate
Overview
What is the current air quality in Koesan?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 76* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 22.8*µg/m³ | |
!
PM2.5
x4.6
PM2.5 concentration in Koesan is currently 4.6 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Koesan?
 | 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
Koesan air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 76 AQI US |  | 73.4° 53.6° |  6.7 mp/h |
| Wednesday, May 22 | Moderate 84 AQI US | | 77° 57.2° | 4.5 mp/h |
| Thursday, May 23 | Moderate 91 AQI US | | 80.6° 55.4° | 6.7 mp/h |
| Friday, May 24 | Moderate 85 AQI US |  | 78.8° 53.6° | 8.9 mp/h |
| Saturday, May 25 | Moderate 86 AQI US | | 78.8° 55.4° | 8.9 mp/h |
| Sunday, May 26 | Moderate 74 AQI US | | 73.4° 59° | 8.9 mp/h |
| Monday, May 27 | Moderate 65 AQI US | | 71.6° 53.6° | 6.7 mp/h |
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News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Koesan?
No locations are available.
AQI US, Metric