Newmarket, Ontario, Canada

Monitoring Station · Newmarket, Canada
46
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
33 2pm
33
33
35 5pm
42
42
62 8pm
62
62
62 11pm
62
35
35 2am
35
35
— 5am
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Station readings
46
CAMS model adj +8
25
25
25
27
34
34
54
54
54
54
54
27
27
27
27

Air Quality Trend (24h)

PM2.511.0 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

25
Newmarket, Ontario, Canada
0.0 km PM2.5: 6.0 µg/m³
46
NASA GSFC Rutgers Calib. N15
31.6 km PM2.5: 11.1 µg/m³

Nearby Cities

28 Newmarket 28 Aurora 28 East Gwillimbury 28 Whitchurch-Stouffville 34 Richmond Hill 28 Stouffville 17 Keswick 34 Vaughan 27 Markham

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-15T17:57 UTC.