Thunder Bay, Ontario, Canada

Monitoring Station · Thunder Bay, Canada
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

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AQI Forecast Calibrated
30 10pm
21
30
31 1am
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31
31 4am
31
31
31 7am
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31
30 10am
30
30
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Station readings
21
CAMS model adj +6
24
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Air Quality Trend (24h)

PM2.55.0 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
38
Thunder Bay, Ontario, Canada
0.0 km PM2.5: 9.1 µg/m³
50
Thunder Bay, Ontario, Canada
0.0 km PM2.5: 12.0 µg/m³

Nearby Cities

32 Thunder Bay 24 Marquette 28 Duluth 28 Superior 23 Hibbing

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-15T01:22 UTC.