Sarnia, Ontario, Canada

Monitoring Station · Sarnia, Canada
31
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
35 9pm
25
25
31 12am
25
25
12 3am
12
12
12 6am
12
12
12 9am
12
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— 12pm
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— 3pm
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— 6pm
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Air Quality Trend (24h)

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Nearby Monitoring Stations

31
Sarnia, Ontario, Canada
0.0 km
25
Sarnia, Ontario, Canada
0.0 km
30
Port Huron, Michigan, USA
5.3 km

Nearby Cities

37 Sarnia 37 Port Huron 30 Mount Clemens 32 Clinton Township 32 Shelby 16 Strathroy 41 Chatham 32 Saint Clair Shores 32 Sterling Heights

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-11T00:27 UTC.