Ottawa Air Quality

Monitoring Station · Centretown, Canada

6

Good

Air quality is satisfactory. Enjoy outdoor activities.

Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous

AQI Forecast Calibrated

4 9pm

4

4

4 12am

4

6

6 3am

6

6

13 6am

13

13

13 9am

13

6

— 12pm

—

—

— 3pm

—

—

— 6pm

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—

CAMS model adj -21

25

25

25

25

25

27

27

27

27

34

34

34

34

34

27

Air Quality Forecast (24h)

PM2.51.4 µg/m³ ✓ WHO

Good

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Nearby Monitoring Stations

0.0 km PM2.5: 1.9 µg/m³

0.0 km PM2.5: 9.8 µg/m³

Ottawa Downtown, Ontario, Canada

2.2 km PM2.5: 2.9 µg/m³

Gatineau - secteur de Hull, Quebec, Canada

5.2 km PM2.5: 54.2 µg/m³

Gatineau - secteur de Hull, Quebec, Canada

5.2 km PM2.5: 4.1 µg/m³

Gatineau - secteur de Hull, Quebec, Canada

5.2 km PM2.5: 4.3 µg/m³

Gatineau, Quebec, Canada

6.1 km PM2.5: 6.0 µg/m³

Gatineau, Quebec, Canada

6.1 km PM2.5: 27.3 µg/m³

Nearby Cities

35 Centretown 35 Ottawa 35 Hull 35 Vanier 35 Ottawa South 34 Alta Vista 31 Gatineau 33 Aylmer 34 Gloucester

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T00:35 UTC.