Worst air pollution Cooyar, today and tomorrow
Today (20 September): Air quality in Cooyar is poor. AQI and O3 are poor; PM2.5 and PM1 are moderate; PM10 is fair; NO2, SO2, CO, and HCHO are good. Pollution peaks around 4:00 PM (O3: 61.9/100).
Tomorrow (21 September 2026): Air quality in Cooyar is moderate. AQI improves to moderate; PM10 decreases to good; O3 decreases to moderate; all other pollutants stay as today. Pollution peaks around 4:00 PM (O3: 54.4/100). Airmine updates local air quality forecasts four times daily.
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In Cooyar, light traffic and open farmland nearby mean seasonal dust and burning outweigh congestion as a pollution source here. With little nearby woodland, this particulate load largely goes unfiltered locally. Day-to-day readings still shift with wind direction, traffic volume, and weather conditions. Local monitoring for the wider area tends to track closely with this general pattern.
Today - 20 September | Pollution peaks at 16:00
AQI:
Poor
61.9/100
PM2.5 (fine particles):
Moderate
42.3/100
PM10 (coarse particles):
Fair
20.2/100
NO2 (nitrogen dioxide):
Good
3.9/100
O3 (ozone):
Poor
61.9/100
SO2 (sulfur dioxide):
Good
1.9/100
CO (carbon monoxide):
Good
0.6/100
HCHO (formaldehyde):
Good
12.7/100
PM1 (ultrafine particles):
Moderate
43.3/100
Levels show the poorest local air quality during the day
Tomorrow - 21 September | Pollution peaks at 16:00
AQI:
Moderate
54.4/100
PM2.5 (fine particles):
Moderate
41.7/100
PM10 (coarse particles):
Good
18.3/100
NO2 (nitrogen dioxide):
Good
3.7/100
O3 (ozone):
Moderate
54.4/100
SO2 (sulfur dioxide):
Good
2.2/100
CO (carbon monoxide):
Good
0.6/100
HCHO (formaldehyde):
Good
11.5/100
PM1 (ultrafine particles):
Moderate
42.3/100
Pollen forecast in Cooyar
View pollen forecastAir quality forecasts for neighbourhoods and landmarks in Cooyar
Frequently Asked Questions
Is air quality bad in Cooyar right now?
On 20 September 2026, overall air quality in Cooyar is poor. AQI is the main air quality indicator at 61.9/100. Pollution peaks around 4:00 PM (O3: 61.9/100).
Will air quality be worse tomorrow in Cooyar?
On 21 September 2026, air quality conditions in Cooyar will be better than today, with AQI forecast at moderate at 54.4/100. Pollution peaks around 4:00 PM (O3: 54.4/100).
When is air pollution at its worst in Cooyar?
Particulate levels here tend to peak during the coldest months of the year, as rural heating sources add up under inversions that keep smoke from dispersing. As fire season builds, bushfire smoke typically becomes the dominant summer issue around here, as hot, dry summers raise both bushfire risk and the ozone formed from strong sunlight.
Are air quality levels in Cooyar 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 14:33 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.
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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