Newmarket, Ontario, Canada

Monitoring Station · Newmarket, Canada
16
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
78 8am
78
78
16 11am
78
78
76 2pm
76
76
78 5pm
85
85
105 8pm
105
105
— 11pm
—
—
— 2am
—
—
— 5am
—
—
Station readings
16
CAMS model adj +51
27
27
27
27
27
27
25
25
25
27
34
34
54
54
54

Air Quality Trend (24h)

PM2.53.8 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

17
Newmarket, Ontario, Canada
0.0 km PM2.5: 4.1 µg/m³
18
NASA GSFC Rutgers Calib. N15
31.6 km PM2.5: 4.2 µg/m³

Nearby Cities

14 Newmarket 15 Aurora 14 East Gwillimbury 14 Whitchurch-Stouffville 20 Richmond Hill 18 Stouffville 12 Keswick 20 Vaughan 19 Markham

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-15T11:57 UTC.