Worst air pollution Kitakōriyamachō, today and tomorrow

Today (16 July): Air quality in Kitakōriyamachō is poor. AQI and O3 are poor; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 2:00 PM (O3: 71.7/100).
Tomorrow (17 July 2026): Air quality in Kitakōriyamachō is very poor. AQI worsens to very poor; O3 increases to very poor; 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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Kitakōriyamachō in Nara reflects the Nara Prefecture Yamato River valley position adjacent to the historic Koriyama Castle, with vehicle traffic on surrounding roads and the goldfish farming — Yamato Koriyama being Japan's goldfish capital — and manufacturing corridor contributing modest local sources. The Yamato basin's topographic variation and Osaka Bay breezes provide background ventilation and the area generally maintains moderate Nara Prefecture metropolitan corridor readings throughout most of the year.

Today - 16 July | Pollution peaks at 14:00

AQI:

Poor

71.7/100

PM2.5 (fine particles):

Good

12.9/100

PM10 (coarse particles):

Good

4.0/100

NO2 (nitrogen dioxide):

Good

5.8/100

O3 (ozone):

Poor

71.7/100

SO2 (sulfur dioxide):

Good

3.8/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

10.2/100

PM1 (ultrafine particles):

Good

15.4/100

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):

Good

18.5/100

PM10 (coarse particles):

Good

5.2/100

NO2 (nitrogen dioxide):

Good

7.7/100

O3 (ozone):

Very poor

89.1/100

SO2 (sulfur dioxide):

Good

5.9/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

13.4/100

PM1 (ultrafine particles):

Fair

23.9/100

Frequently Asked Questions

Is air quality bad in Kitakōriyamachō right now?

On 16 July 2026, overall air quality in Kitakōriyamachō 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 Kitakōriyamachō?

On 17 July 2026, air quality conditions in Kitakōriyamachō 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 Kitakōriyamachō?

Pollution in Kitakōriyamachō typically rises when road traffic, light manufacturing, as well as crop farming combine, especially once still air allows pollutants to build up. Local weather patterns add further variation on top of these sources. Local weather patterns add further day-to-day variation.

Are air quality levels in Kitakōriyamachō 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