Ottawa Air Quality

Monitoring Station · Centretown, Canada
38
Good
Air quality is satisfactory. Enjoy outdoor activities.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
38 11am
37
38
38 2pm
38
38
38 5pm
38
38
37 8pm
37
38
38 11pm
38
38
— 2am
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CAMS model adj +13
24
24
25
25
25
25
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25
25
24
24
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25
25

Air Quality Forecast (24h)

PM2.59.1 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

30
Ottawa
0.0 km PM2.5: 7.2 µg/m³
38
Ottawa Downtown, Ontario, Canada
2.2 km PM2.5: 9.1 µg/m³
34
Ottawa Downtown, Ontario, Canada
2.2 km PM2.5: 8.2 µg/m³
30
Ottawa Downtown, Ontario, Canada
2.2 km PM2.5: 7.2 µg/m³
34
Ottawa Downtown, Ontario, Canada
2.2 km PM2.5: 8.2 µg/m³
28
Gatineau - secteur de Hull, Quebec, Canada
5.2 km PM2.5: 6.7 µg/m³
31
Gatineau - secteur de Hull, Quebec, Canada
5.2 km PM2.5: 7.4 µg/m³
32
Gatineau - secteur de Hull, Quebec, Canada
5.2 km PM2.5: 7.7 µg/m³

Nearby Cities

35 Centretown 35 Ottawa 35 Hull 33 Vanier 35 Ottawa South 34 Alta Vista 30 Gatineau 34 Aylmer 34 Gloucester

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-09T14:18 UTC.