Barrie, Ontario

Monitoring Station · Barrie, Canada
33
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
42 3pm
38
46
33 6pm
40
40
53 9pm
53
53
53 12am
53
53
53 3am
53
53
— 6am
—
—
— 9am
—
—
— 12pm
—
—
Station readings
42
38
46
33
CAMS model adj +3
37
37
37
37
37
37
50
50
50
50
50
50
50
50
50

Air Quality Trend (24h)

PM2.58.0 µg/m³ ✓ WHO
Good

Gas Pollutants

O₃
37.0
µg/m³
NO₂
6.7
µg/m³

Nearby Monitoring Stations

32
Barrie, Ontario, Canada
0.0 km
38
Barrie, Ontario, Canada
0.0 km
34
Barrie, Ontario, Canada
0.0 km
42
Barrie, Ontario, Canada
0.0 km
24
NASA GSFC Rutgers Calib. N15
17.9 km PM2.5: 5.7 µg/m³

Nearby Cities

31 Barrie 31 Innisfil 39 Keswick 23 Alliston 1 Wasaga Beach Orillia 3 East Gwillimbury 6 Newmarket Collingwood

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-09T18:38 UTC.