Newmarket, Ontario, Canada Air Quality

Monitoring Station · Newmarket, Canada
17
Good
Air quality is satisfactory. Enjoy outdoor activities.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
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Air Quality Forecast (24h)

PM2.54.1 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

30
Newmarket, Ontario, Canada
0.0 km PM2.5: 7.2 µg/m³
24
Newmarket, Ontario, Canada
0.0 km PM2.5: 5.8 µg/m³
22
Newmarket, Ontario, Canada
0.0 km PM2.5: 5.3 µg/m³
21
Newmarket, Ontario, Canada
0.0 km PM2.5: 5.0 µg/m³
21
Newmarket, Ontario, Canada
0.0 km PM2.5: 5.0 µg/m³
11
NASA GSFC Rutgers Calib. N15
31.6 km PM2.5: 2.6 µg/m³

Nearby Cities

20 Newmarket 20 Aurora 20 East Gwillimbury 20 Whitchurch-Stouffville 35 Richmond Hill 36 Stouffville 28 Keswick 35 Vaughan 45 Markham

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-10-21T04:02 UTC.