Worst air pollution Kukichūō, today and tomorrow

Today (10 August): Air quality in Kukichūō is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 11:00 AM (O3: 38.3/100).
Tomorrow (11 August 2026): Air quality in Kukichūō is fair. AQI improves to medium; NO2 increases to fair; O3 decreases to medium; all other pollutants stay as today. Pollution peaks around 1:00 PM (O3: 45.1/100). 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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Kukichūō in Saitama reflects the flat Saitama Shōnan River plain position north of Tokyo, with vehicle traffic on surrounding roads and the manufacturing, logistics, and residential character contributing local sources. The flat Kanto Plain allows reasonable dispersal, while the broader Tokyo metropolitan regional emissions elevate background and summer photochemical ozone is the primary warm-season concern and the area generally maintains moderate Tokyo northern Saitama suburban readings throughout most of the year.

Today - 10 August | Pollution peaks at 11:00

AQI:

Fair

38.3/100

PM2.5 (fine particles):

Good

11.1/100

PM10 (coarse particles):

Good

3.3/100

NO2 (nitrogen dioxide):

Good

18.7/100

O3 (ozone):

Fair

38.3/100

SO2 (sulfur dioxide):

Good

10.3/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

9.3/100

PM1 (ultrafine particles):

Good

13.9/100

Levels show the poorest local air quality during the day

Tomorrow - 11 August | Pollution peaks at 13:00

AQI:

Medium

45.1/100

PM2.5 (fine particles):

Good

8.5/100

PM10 (coarse particles):

Good

2.5/100

NO2 (nitrogen dioxide):

Fair

21.5/100

O3 (ozone):

Medium

45.1/100

SO2 (sulfur dioxide):

Good

11.3/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

7.5/100

PM1 (ultrafine particles):

Good

10.4/100

Frequently Asked Questions

Is air quality bad in Kukichūō right now?

On 10 August 2026, overall air quality in Kukichūō is fair. AQI is the main air quality indicator at 38.3/100. Pollution peaks around 11:00 AM (O3: 38.3/100).

Will air quality be worse tomorrow in Kukichūō?

On 11 August 2026, air quality conditions in Kukichūō will be similar to today, with NO2 forecast at fair at 21.5/100. Pollution peaks around 1:00 PM (O3: 45.1/100).

When is air pollution at its worst in Kukichūō?

Pollution in Kukichūō typically rises when vehicle traffic, heavy industrial and chemical processing, together with textile and manufacturing operations combine, especially once warm, sunny weather takes hold. Photochemical reactions in the heat push ozone levels higher. Cooler temperatures for the rest of the year keep this in check.

Are air quality levels in Kukichūō 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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