Newmarket, Ontario, Canada Air Quality

Monitoring Station · Newmarket, Canada
22
Good
Air quality is satisfactory. Enjoy outdoor activities.
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AQI Forecast
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Air Quality Forecast (24h)

PM2.55.3 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

17
Newmarket, Ontario, Canada
0.0 km PM2.5: 4.1 µg/m³
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
21
Newmarket, Ontario, Canada
0.0 km PM2.5: 5.0 µg/m³
25
Newmarket, Ontario, Canada
0.0 km PM2.5: 6.0 µg/m³
10
NASA GSFC Rutgers Calib. N15
31.6 km PM2.5: 2.5 µg/m³

Nearby Cities

21 Newmarket 24 Aurora 21 East Gwillimbury 21 Whitchurch-Stouffville 52 Richmond Hill 51 Stouffville 31 Keswick 51 Vaughan 56 Markham

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-10-21T03:08 UTC.