Sarnia, Ontario, Canada

Monitoring Station · Sarnia, Canada
36
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
25 4pm
25
36
25 7pm
25
25
25 10pm
37
37
37 1am
37
37
37 4am
37
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— 10am
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— 1pm
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Air Quality Trend (24h)

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Nearby Monitoring Stations

36
Sarnia, Ontario, Canada
0.0 km
37
Sarnia, Ontario, Canada
0.0 km
28
Sarnia, Ontario, Canada
0.0 km
38
Sarnia, Ontario, Canada
0.0 km
30
Sarnia, Ontario, Canada
0.0 km
40
Port Huron, Michigan, USA
5.3 km

Nearby Cities

22 Sarnia 22 Port Huron 22 Mount Clemens 28 Clinton Township 16 Shelby 8 Strathroy 22 Chatham 26 Saint Clair Shores 28 Sterling Heights

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-11T19:23 UTC.