Thunder Bay, Ontario, Canada Air Quality

Monitoring Station · Thunder Bay, Canada
18
Good
Air quality is satisfactory. Enjoy outdoor activities.
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AQI Forecast
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Air Quality Forecast (24h)

PM2.54.3 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

25
Thunder Bay, Ontario, Canada
0.0 km PM2.5: 6.0 µg/m³
26
Thunder Bay, Ontario, Canada
0.0 km PM2.5: 6.2 µg/m³
25
Thunder Bay, Ontario, Canada
0.0 km PM2.5: 6.0 µg/m³
21
Thunder Bay, Ontario, Canada
0.0 km PM2.5: 5.0 µg/m³

Nearby Cities

25 Thunder Bay 34 Marquette 18 Duluth 18 Superior 13 Hibbing

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-10-21T00:32 UTC.