Sarnia, Ontario, Canada

Monitoring Station · Sarnia, Canada
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
37 10am
30
37
37 1pm
50
50
75 4pm
75
50
50 7pm
50
75
50 10pm
50
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Air Quality Trend (24h)

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Nearby Monitoring Stations

37
Sarnia, Ontario, Canada
0.0 km
30
Sarnia, Ontario, Canada
0.0 km
31
Sarnia, Ontario, Canada
0.0 km
30
Sarnia, Ontario, Canada
0.0 km
26
Port Huron, Michigan, USA
5.3 km

Nearby Cities

30 Sarnia 30 Port Huron 24 Mount Clemens 33 Clinton Township 24 Shelby 25 Strathroy 30 Chatham 32 Saint Clair Shores 33 Sterling Heights

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-12T13:07 UTC.