Ottawa

Monitoring Station · Centretown, Canada
20
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
50 5am
20
50
50 8am
50
50
50 11am
50
50
50 2pm
50
50
50 5pm
51
51
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Station readings
20
CAMS model adj +26
24
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25

Air Quality Trend (24h)

PM2.54.8 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

20
Ottawa
0.0 km PM2.5: 4.8 µg/m³
22
Ottawa
0.0 km PM2.5: 5.3 µg/m³
18
Ottawa
0.0 km PM2.5: 4.3 µg/m³
19
Ottawa
0.0 km PM2.5: 4.6 µg/m³
20
Ottawa Downtown, Ontario, Canada
2.2 km PM2.5: 4.8 µg/m³
22
Ottawa Downtown, Ontario, Canada
2.2 km PM2.5: 5.3 µg/m³
19
Ottawa Downtown, Ontario, Canada
2.2 km PM2.5: 4.6 µg/m³
24
Ottawa Downtown, Ontario, Canada
2.2 km PM2.5: 5.8 µg/m³

Nearby Cities

21 Centretown 23 Ottawa 25 Hull 25 Vanier 30 Ottawa South 35 Alta Vista 171 Gatineau 53 Aylmer 45 Gloucester

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-15T08:12 UTC.