Newmarket, Ontario, Canada

Monitoring Station · Newmarket, Canada
42
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
37 5pm
42
37
37 8pm
50
50
50 11pm
50
50
50 2am
50
50
50 5am
50
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— 8am
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— 11am
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— 2pm
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Air Quality Trend (24h)

Nearby Monitoring Stations

33
Newmarket, Ontario, Canada
0.0 km
46
Newmarket, Ontario, Canada
0.0 km
42
Newmarket, Ontario, Canada
0.0 km
26
NASA GSFC Rutgers Calib. N15
31.6 km PM2.5: 6.3 µg/m³

Nearby Cities

7 Newmarket 25 Aurora 4 East Gwillimbury Whitchurch-Stouffville 13 Richmond Hill Stouffville 40 Keswick 13 Vaughan 25 Markham

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-09T20:21 UTC.