Worst air pollution Moriguchi, today and tomorrow

Today (16 July): Air quality in Moriguchi is poor. AQI and O3 are poor; NO2 is fair; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 2:00 PM (O3: 71.7/100).
Tomorrow (17 July 2026): Air quality in Moriguchi is very poor. AQI worsens to very poor; PM2.5 increases to fair; O3 increases to very poor; SO2 increases to fair; PM1 increases to fair; all other pollutants stay as today. Pollution peaks around 4:00 PM (O3: 89.1/100). 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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Moriguchi's air quality reflects the Osaka metropolitan area's northern Moriguchi River position adjacent to Osaka city, with vehicle traffic on surrounding roads and the electronics manufacturing — Moriguchi being Panasonic's historic birthplace — and residential corridor contributing elevated industrial and vehicle emissions. Osaka Bay breezes provide limited maritime ventilation, while the broader Kinki metropolitan regional background and summer photochemical ozone maintain moderate to elevated Osaka northern inner metropolitan readings throughout most of the year.

Today - 16 July | Pollution peaks at 14:00

AQI:

Poor

71.7/100

PM2.5 (fine particles):

Good

14.9/100

PM10 (coarse particles):

Good

4.7/100

NO2 (nitrogen dioxide):

Fair

23.6/100

O3 (ozone):

Poor

71.7/100

SO2 (sulfur dioxide):

Good

16.6/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

10.2/100

PM1 (ultrafine particles):

Good

17.8/100

Levels show the poorest local air quality during the day

Tomorrow - 17 July | Pollution peaks at 16:00

AQI:

Very poor

89.1/100

PM2.5 (fine particles):

Fair

21.3/100

PM10 (coarse particles):

Good

6.0/100

NO2 (nitrogen dioxide):

Fair

29.9/100

O3 (ozone):

Very poor

89.1/100

SO2 (sulfur dioxide):

Fair

25.8/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

13.4/100

PM1 (ultrafine particles):

Fair

26.8/100

Frequently Asked Questions

Is air quality bad in Moriguchi right now?

On 16 July 2026, overall air quality in Moriguchi is poor. AQI is the main air quality indicator at 71.7/100. Pollution peaks around 2:00 PM (O3: 71.7/100).

Will air quality be worse tomorrow in Moriguchi?

On 17 July 2026, air quality conditions in Moriguchi will be worse than today, with AQI forecast at very poor at 89.1/100. Pollution peaks around 4:00 PM (O3: 89.1/100).

When is air pollution at its worst in Moriguchi?

Air quality in Moriguchi tends to be worse when road traffic, heavy industrial and chemical processing, as well as light manufacturing build up and windblown dust events occur. Dust carried on these winds adds substantially to particulate levels. Photochemical reactions in the heat push ozone levels higher.

Are air quality levels in Moriguchi 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.

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Data provided by Airmine — Last update: 16 July 2026 at 10:33 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.

For long term forecasts and maps, see the Airmine app