Hudson

Monitoring Station · Saint-Lazare, Canada
50
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
34 9pm
44
50
38 12am
38
51
38 3am
38
38
38 6am
38
38
38 9am
38
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— 12pm
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— 3pm
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— 6pm
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Station readings
34
44
50
CAMS model adj +1
37
37
37
37
37
50
37
37
37
37
37
37
37
37

Air Quality Trend (24h)

PM2.511.9 µg/m³ ✓ WHO
Good
PM1013.5 µg/m³
Good

Nearby Cities

42 Saint-Lazare 42 Vaudreuil-Dorion 39 Les Coteaux 29 Pierrefonds 29 L'Île-Bizard–Sainte-Geneviève 29 Deux-Montagnes 39 Salaberry-de-Valleyfield 42 Mirabel 29 Kirkland

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-10T00:14 UTC.