Thunder Bay, Ontario, Canada

Monitoring Station · Thunder Bay, Canada
17
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
28 9am
27
27
17 12pm
27
27
27 3pm
27
27
27 6pm
27
27
27 9pm
27
27
— 12am
—
—
— 3am
—
—
— 6am
—
—
Station readings
17
CAMS model adj +3
25
24
24
24
24
24
24
24
24
24
24
24
24
24
24

Air Quality Trend (24h)

PM2.54.1 µg/m³ ✓ WHO
Good
View city history →

Nearby Monitoring Stations

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

21 Thunder Bay 7 Marquette 24 Duluth 24 Superior 24 Hibbing

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-15T12:18 UTC.