Thunder Bay, Ontario, Canada Air Quality

Monitoring Station · Thunder Bay, Canada
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
23 10pm
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25
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Station readings
25
CAMS model adj -4
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Air Quality Forecast (24h)

PM2.56.0 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

50
Thunder Bay, Ontario, Canada
0.0 km PM2.5: 12.0 µg/m³
21
Thunder Bay, Ontario, Canada
0.0 km PM2.5: 5.0 µg/m³
30
Thunder Bay, Ontario, Canada
0.0 km PM2.5: 7.2 µg/m³

Nearby Cities

25 Thunder Bay 31 Marquette 34 Duluth 34 Superior 35 Hibbing

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-08T01:31 UTC.