Worst air pollution Izumisano, today and tomorrow
Today (10 August): Air quality in Izumisano is medium. AQI and O3 are medium; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 1:00 PM (O3: 54.3/100).
Tomorrow (11 August 2026): Air quality in Izumisano is fair. AQI worsens to fair; O3 increases to fair; all other pollutants stay as today. Pollution peaks around 12:00 PM (O3: 38.1/100). Airmine updates local air quality forecasts four times daily.
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Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Izumisano's air quality reflects the Osaka Prefecture southern Osaka Bay coastal position adjacent to Kansai International Airport on its artificial island, with the airport's concentrated international aviation operations and vehicle traffic on surrounding roads generating elevated NOₓ and ultrafine particles. The Osaka Bay breezes provide maritime ventilation, while the aviation emissions represent the most distinctive local source and summer photochemical ozone from the Kinki metropolitan corridor is the primary warm-season concern.
Today - 10 August | Pollution peaks at 13:00
AQI:
Medium
54.3/100
PM2.5 (fine particles):
Good
9.5/100
PM10 (coarse particles):
Good
3.0/100
NO2 (nitrogen dioxide):
Good
12.9/100
O3 (ozone):
Medium
54.3/100
SO2 (sulfur dioxide):
Good
8.6/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
10.9/100
PM1 (ultrafine particles):
Good
10.8/100
Levels show the poorest local air quality during the day
Tomorrow - 11 August | Pollution peaks at 12:00
AQI:
Fair
38.1/100
PM2.5 (fine particles):
Good
7.6/100
PM10 (coarse particles):
Good
2.8/100
NO2 (nitrogen dioxide):
Good
7.5/100
O3 (ozone):
Fair
38.1/100
SO2 (sulfur dioxide):
Good
4.7/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
5.7/100
PM1 (ultrafine particles):
Good
5.0/100
Frequently Asked Questions
Is air quality bad in Izumisano right now?
On 10 August 2026, overall air quality in Izumisano is medium. AQI is the main air quality indicator at 54.3/100. Pollution peaks around 1:00 PM (O3: 54.3/100).
Will air quality be worse tomorrow in Izumisano?
On 11 August 2026, air quality conditions in Izumisano will be worse than today, with AQI forecast at fair at 38.1/100. Pollution peaks around 12:00 PM (O3: 38.1/100).
When is air pollution at its worst in Izumisano?
Izumisano usually sees its poorest air quality when road traffic, aviation activity from the nearby airport, as well as heavy industrial and chemical processing coincide with periods when warm, sunny weather takes hold. Photochemical reactions in the heat push ozone levels higher. Maritime airflow normally ventilates the area well, though calmer spells let levels rise.
Are air quality levels in Izumisano based on measurements or forecasts?
It is forecasts derived by downscaling forecasts provided by EU’s Copernicus Atmosphere Monitoring Service (CAMS) by taking into account local conditions such as traffic patterns. CAMS bases its forecast on satellite measurements of particles and chemical compounds in the atmosphere. Airmine’s services were developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team.
Why doesn’t the forecast always reflect wildfire impacts?
Airmine’s forecast uses CAMS (Copernicus Atmosphere Monitoring Service) as its background atmospheric model. While CAMS includes wildfire emissions, these are derived from satellite observations and are not available in real time. During rapidly evolving wildfire events, there may therefore be a delay before increased emissions are incorporated into the model. As a result, the forecast may temporarily underestimate PM₂.₅ and other pollutants associated with wildfire smoke.
During rapidly evolving wildfire events, CAMS may lag by approximately 1–2 days before increased wildfire emissions are fully represented, which can lead to temporary underestimation of PM₂.₅ concentrations in Airmine’s forecast.
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Data provided by Airmine — Last update: 9 August 2026 at 20:27 CEST (Data is updated four times daily.)
This forecast is produced independently using Airmine's own atmospheric data and models.
Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.
Disclaimer: Forecasts are provided for informational purposes only and should not be relied upon as medical advice. Actual pollen and air quality conditions may vary from the forecast. If you have allergies, asthma, or another medical condition, consult a healthcare professional. Please see our Terms of Service for important information about limitations of liability.
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