Hudson Air Quality

Monitoring Station · Saint-Lazare, Canada
4
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
23 12am
20
20
4 3am
21
21
21 6am
21
21
20 9am
20
20
20 12pm
21
21
3pm
6pm
9pm
Station readings
4
CAMS model adj -4
27
24
24
25
25
25
25
25
25
24
24
24
24
25
25
PM2.51.0 µg/m³ ✓ WHO
Good
PM101.0 µg/m³
Good
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Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-05-30T03:25 UTC.