Worst air pollution Sakado, today and tomorrow
Today (21 September): Air quality in Sakado is fair. AQI, NO2, and PM1 are fair; PM2.5, PM10, O3, SO2, CO, and HCHO are good. Pollution peaks around 12:00 PM (NO2: 31.1/100).
Tomorrow (22 September 2026): Air quality in Sakado is moderate. AQI worsens to moderate; PM2.5 increases to moderate; PM10 increases to fair; NO2 increases to moderate; SO2 increases to fair; PM1 increases to moderate; all other pollutants stay as today. Pollution peaks around 6:00 PM (NO2: 57.6/100). 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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Sakado's air quality reflects the flat Saitama Koyama River plain adjacent to Tokyo, with vehicle traffic on surrounding roads and the manufacturing, residential, and commercial 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 Sakado generally maintains moderate Tokyo northwestern Saitama suburban readings throughout most of the year.
Today - 21 September | Pollution peaks at 12:00
AQI:
Fair
31.1/100
PM2.5 (fine particles):
Good
16.6/100
PM10 (coarse particles):
Good
11.0/100
NO2 (nitrogen dioxide):
Fair
31.1/100
O3 (ozone):
Good
7.9/100
SO2 (sulfur dioxide):
Good
4.5/100
CO (carbon monoxide):
Good
0.7/100
HCHO (formaldehyde):
Good
6.5/100
PM1 (ultrafine particles):
Fair
30.2/100
Levels show the poorest local air quality during the day
Tomorrow - 22 September | Pollution peaks at 18:00
AQI:
Moderate
57.6/100
PM2.5 (fine particles):
Moderate
42.2/100
PM10 (coarse particles):
Fair
30.3/100
NO2 (nitrogen dioxide):
Moderate
57.6/100
O3 (ozone):
Good
13.6/100
SO2 (sulfur dioxide):
Fair
25.5/100
CO (carbon monoxide):
Good
1.3/100
HCHO (formaldehyde):
Good
7.9/100
PM1 (ultrafine particles):
Moderate
57.2/100
Frequently Asked Questions
Is air quality bad in Sakado right now?
On 21 September 2026, overall air quality in Sakado is fair. AQI is the main air quality indicator at 31.1/100. Pollution peaks around 12:00 PM (NO2: 31.1/100).
Will air quality be worse tomorrow in Sakado?
On 22 September 2026, air quality conditions in Sakado will be worse than today, with AQI forecast at moderate at 57.6/100. Pollution peaks around 6:00 PM (NO2: 57.6/100).
When is air pollution at its worst in Sakado?
The biggest local contributors to pollution in Sakado are traffic on the surrounding roads, steel, cement, and chemical production, along with light manufacturing, particularly once summer heat and strong sunlight build up. 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 Sakado 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: 22 September 2026 at 02:59 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.
Some text on this page may be generated or summarised using artificial intelligence (AI). Wherever possible, AI-generated content is enriched with Airmine's proprietary data to improve its accuracy and relevance. However, AI-generated content may still contain errors, omissions, or inaccuracies.
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