Hudson Air Quality

Monitoring Station · Saint-Lazare, Canada
23
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
28 10am
21
23
19 1pm
19
19
19 4pm
19
19
19 7pm
19
19
19 10pm
19
19
— 1am
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— 4am
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Station readings
28
21
23
CAMS model adj -5
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24

Air Quality Forecast (24h)

PM2.55.4 µg/m³ ✓ WHO
Good
PM105.4 µg/m³
Good
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Nearby Monitoring Stations

20
Sainte-Anne-de-Bellevue, Montreal, Canada
18.5 km PM2.5: 4.8 µg/m³
13
Sainte-Anne-de-Bellevue, Montreal, Canada
18.5 km PM2.5: 3.1 µg/m³
24
Sainte-Anne-de-Bellevue, Montreal, Canada
18.5 km PM2.5: 5.8 µg/m³
14
Sainte-Anne-de-Bellevue, Montreal, Canada
18.5 km PM2.5: 3.4 µg/m³
13
Sainte-Anne-de-Bellevue, Montreal, Canada
18.5 km PM2.5: 3.1 µg/m³
13
Sainte-Anne-de-Bellevue, Montreal, Canada
18.5 km PM2.5: 3.1 µg/m³

Nearby Cities

23 Saint-Lazare 17 Vaudreuil-Dorion 25 Les Coteaux 14 Pierrefonds 15 L'Île-Bizard–Sainte-Geneviève 16 Deux-Montagnes 25 Salaberry-de-Valleyfield 24 Mirabel 14 Kirkland

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-09-05T13:05 UTC.