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
25 2am
52
35
26 5am
50
37
37 8am
50
50
37 11am
37
37
37 2pm
25
12
— 5pm
—
—
— 8pm
—
—
— 11pm
—
—

Air Quality Trend (24h)

Nearby Monitoring Stations

33
Newmarket, Ontario, Canada
0.0 km
25
Newmarket, Ontario, Canada
0.0 km
4
NASA GSFC Rutgers Calib. N15
31.6 km PM2.5: 0.9 µg/m³

Nearby Cities

12 Newmarket 9 Aurora 13 East Gwillimbury 8 Whitchurch-Stouffville 9 Richmond Hill 8 Stouffville 17 Keswick 9 Vaughan 9 Markham

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-10T05:33 UTC.