Barrie, Ontario Air Quality

Monitoring Station · Barrie, Canada
38
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
55 9pm
33
33
38 12am
70
70
70 3am
70
82
82 6am
99
99
99 9am
99
99
— 12pm
—
—
— 3pm
—
—
— 6pm
—
—
Station readings
55
33
33
38
CAMS model adj +16
25
25
25
27
54
54
54
54
66
66
83
83
83
83
83

Air Quality Forecast (24h)

PM2.59.0 µg/m³ ✓ WHO
Good
View city history →

Gas Pollutants

O₃
42.0
µg/m³
NO₂
1.4
µg/m³

Nearby Monitoring Stations

38
Barrie, Ontario, Canada
0.0 km PM2.5: 9.1 µg/m³
42
Barrie, Ontario, Canada
0.0 km PM2.5: 10.1 µg/m³
30
Barrie, Ontario, Canada
0.0 km PM2.5: 7.2 µg/m³
34
Barrie, Ontario, Canada
0.0 km PM2.5: 8.2 µg/m³
50
Barrie, Ontario, Canada
0.0 km PM2.5: 12.0 µg/m³
34
Barrie, Ontario, Canada
0.0 km PM2.5: 8.2 µg/m³
38
Barrie, Ontario, Canada
0.0 km PM2.5: 9.1 µg/m³
34
Barrie, Ontario, Canada
0.0 km PM2.5: 8.2 µg/m³

Nearby Cities

52 Barrie 52 Innisfil 54 Keswick 31 Alliston 25 Wasaga Beach 22 Orillia 57 East Gwillimbury 57 Newmarket 33 Collingwood

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-08T00:42 UTC.