Ottawa Air Quality

Monitoring Station · Centretown, Canada
50
Good
Air quality is satisfactory. Enjoy outdoor activities.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
41 9pm
41
41
48 12am
48
68
68 3am
68
68
68 6am
68
68
68 9am
68
68
— 12pm
—
—
— 3pm
—
—
— 6pm
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—
CAMS model adj +14
27
27
27
34
34
54
54
54
54
54
54
54
54
54
54

Air Quality Forecast (24h)

PM2.512.0 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

42
Ottawa
0.0 km PM2.5: 10.1 µg/m³
34
Ottawa
0.0 km PM2.5: 8.2 µg/m³
42
Ottawa
0.0 km PM2.5: 10.1 µg/m³
29
Ottawa
0.0 km PM2.5: 7.0 µg/m³
42
Ottawa
0.0 km PM2.5: 10.1 µg/m³
38
Ottawa
0.0 km PM2.5: 9.1 µg/m³
30
Ottawa
0.0 km PM2.5: 7.2 µg/m³
38
Ottawa
0.0 km PM2.5: 9.1 µg/m³

Nearby Cities

46 Centretown 46 Ottawa 46 Hull 48 Vanier 47 Ottawa South 47 Alta Vista 48 Gatineau 47 Aylmer 47 Gloucester

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-08T00:40 UTC.