Newmarket, Ontario, Canada

Monitoring Station · Newmarket, Canada
15
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
26 9am
26
26
15 12pm
26
24
24 3pm
24
26
33 6pm
33
53
53 9pm
53
53
— 12am
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—
— 3am
—
—
— 6am
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Station readings
15
CAMS model adj -1
27
27
27
27
27
25
25
25
27
34
34
54
54
54
54

Air Quality Trend (24h)

PM2.53.6 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

17
Newmarket, Ontario, Canada
0.0 km PM2.5: 4.1 µg/m³
16
Newmarket, Ontario, Canada
0.0 km PM2.5: 3.8 µg/m³
13
NASA GSFC Rutgers Calib. N15
31.6 km PM2.5: 3.1 µg/m³

Nearby Cities

16 Newmarket 16 Aurora 16 East Gwillimbury 16 Whitchurch-Stouffville 15 Richmond Hill 16 Stouffville 13 Keswick 13 Vaughan 16 Markham

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-15T12:32 UTC.