Newmarket, Ontario, Canada

Monitoring Station · Newmarket, Canada
26
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
86 3am
86
26
86 6am
86
86
86 9am
103
86
86 12pm
74
74
74 3pm
74
—
— 6pm
—
—
— 9pm
—
—
— 12am
—
—
Station readings
26
CAMS model adj +20
66
66
66
66
66
66
66
83
66
66
54
54
54
54

Air Quality Trend (24h)

PM2.56.2 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

26
Newmarket, Ontario, Canada
0.0 km PM2.5: 6.2 µg/m³
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

28 Newmarket 27 Aurora 28 East Gwillimbury 28 Whitchurch-Stouffville 22 Richmond Hill 25 Stouffville 28 Keswick 20 Vaughan 20 Markham

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-18T06:07 UTC.