Newmarket, Ontario, Canada

Monitoring Station · Newmarket, Canada
27
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
48 1am
41
60
27 4am
60
60
60 7am
60
60
77 10am
60
60
48 1pm
48
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— 4pm
—
—
— 7pm
—
—
— 10pm
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Station readings
41
27
CAMS model adj -6
54
66
66
66
66
66
66
66
66
83
66
66
54
54

Air Quality Trend (24h)

PM2.56.5 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

29
Newmarket, Ontario, Canada
0.0 km PM2.5: 7.0 µg/m³
12
NASA GSFC Rutgers Calib. N15
31.6 km PM2.5: 3.0 µg/m³

Nearby Cities

32 Newmarket 31 Aurora 32 East Gwillimbury 32 Whitchurch-Stouffville 24 Richmond Hill 28 Stouffville 29 Keswick 22 Vaughan 23 Markham

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-18T04:10 UTC.