Worst air pollution Central Employment Area - Ajax, today and tomorrow
Today (20 September): Air quality in Central Employment Area is good. AQI, PM2.5, PM10, NO2, O3, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 5:00 AM (PM2.5: 18.6/100).
Tomorrow (21 September 2026): Air quality in Central Employment Area is good. All pollutants stay as today. Pollution peaks around 6:00 AM (PM2.5: 16.7/100). 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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In Central Employment Area, lighter traffic and surrounding agricultural land make wind-blown dust and seasonal field activity bigger factors than congestion. Tree cover in the area softens the impact somewhat, catching particulates before they disperse further. Local monitoring for the wider area tends to track closely with this general pattern.
Today - 20 September | Pollution peaks at 05:00
AQI:
Good
18.6/100
PM2.5 (fine particles):
Good
18.6/100
PM10 (coarse particles):
Good
10.5/100
NO2 (nitrogen dioxide):
Good
13.5/100
O3 (ozone):
Good
18.3/100
SO2 (sulfur dioxide):
Good
0.4/100
CO (carbon monoxide):
Good
0.6/100
HCHO (formaldehyde):
Good
5.0/100
PM1 (ultrafine particles):
Good
7.8/100
Levels show the poorest local air quality during the day
Tomorrow - 21 September | Pollution peaks at 06:00
AQI:
Good
16.7/100
PM2.5 (fine particles):
Good
16.7/100
PM10 (coarse particles):
Good
9.9/100
NO2 (nitrogen dioxide):
Good
15.3/100
O3 (ozone):
Good
15.4/100
SO2 (sulfur dioxide):
Good
0.4/100
CO (carbon monoxide):
Good
0.6/100
HCHO (formaldehyde):
Good
4.8/100
PM1 (ultrafine particles):
Good
6.9/100
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Frequently Asked Questions
Is air quality bad in Central Employment Area right now?
On 20 September 2026, overall air quality in Central Employment Area is good. AQI is the main air quality indicator at 18.6/100. Pollution peaks around 5:00 AM (PM2.5: 18.6/100).
Will air quality be worse tomorrow in Central Employment Area?
On 21 September 2026, air quality conditions in Central Employment Area will be similar to today, with AQI forecast at good at 16.7/100. Pollution peaks around 6:00 AM (PM2.5: 16.7/100).
When is air pollution at its worst in Central Employment Area?
The depths of winter usually mark the low point for local air quality, as wood and furnace heating combine with still, cold air that traps smoke close to the ground. Warmer months bring a different problem: ground-level ozone, as hot, sunny days accelerate local ozone formation, occasionally compounded by drifting smoke. Spring and fall stand out as the calmest stretch for air quality, thanks to mild temperatures and steady breezes.
Are air quality levels in Central Employment Area 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: 20 September 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.
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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