Toronto North, Ontario, Canada Air Quality

Monitoring Station · Newtonbrook West, Canada
158
Unhealthy
Everyone should reduce prolonged outdoor exertion.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
158 1am
77
77
77 4am
77
77
77 7am
70
68
68 10am
68
68
68 1pm
68
4pm
7pm
10pm
CAMS model adj +43
34
34
34
34
34
34
34
27
25
25
25
25
25
25
PM2.569.1 µg/m³ ×4.6 WHO
Unhealthy
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Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-05-30T04:06 UTC.