Newmarket, Ontario, Canada Air Quality

Monitoring Station · Newmarket, Canada
19
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
46 4pm
25
19
46 7pm
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46
46 10pm
46
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46 1am
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48 4am
48
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Station readings
25
19
CAMS model adj +21
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27
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Air Quality Forecast (24h)

PM2.54.6 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

15
Newmarket, Ontario, Canada
0.0 km PM2.5: 3.6 µg/m³
15
Newmarket, Ontario, Canada
0.0 km PM2.5: 3.6 µg/m³
17
Newmarket, Ontario, Canada
0.0 km PM2.5: 4.1 µg/m³
14
Newmarket, Ontario, Canada
0.0 km PM2.5: 3.4 µg/m³
26
NASA GSFC Rutgers Calib. N15
31.6 km PM2.5: 6.2 µg/m³

Nearby Cities

18 Newmarket 18 Aurora 18 East Gwillimbury 18 Whitchurch-Stouffville 20 Richmond Hill 18 Stouffville 15 Keswick 20 Vaughan 19 Markham

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-09T19:04 UTC.