Thunder Bay, Ontario, Canada Air Quality

Monitoring Station · Thunder Bay, Canada
3
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
17 11am
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17
3 2pm
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17
17 5pm
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17
17 8pm
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18 11pm
18
18
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Station readings
3
CAMS model adj -7
24
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25

Air Quality Forecast (24h)

PM2.50.7 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

42
Thunder Bay, Ontario, Canada
0.0 km PM2.5: 10.1 µg/m³
17
Thunder Bay, Ontario, Canada
0.0 km PM2.5: 4.1 µg/m³
17
Thunder Bay, Ontario, Canada
0.0 km PM2.5: 4.1 µg/m³
17
Thunder Bay, Ontario, Canada
0.0 km PM2.5: 4.1 µg/m³

Nearby Cities

24 Thunder Bay 24 Marquette 23 Duluth 27 Superior 28 Hibbing

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-10T14:53 UTC.