Canada Air Quality Index (AQI) | Air Pollution
Real-time PM2.5, PM10 air pollution level in Canada
Check the air quality level of thecities in Canada
Canada
Canada's Metro Cities
Air Quality Index
Most Polluted Cities 2026
Canada
Analyze the real-time most air polluted cities in the country.
Standard Value
1.
Lethbridge, Alberta
Poor
3xabove Standard
2.
Medicine Hat, Alberta
Poor
3xabove Standard
3.
Cranbrook, British Columbia
Poor
3xabove Standard
4.
Trail, British Columbia
Poor
3xabove Standard
5.
Creston, British Columbia
Poor
2xabove Standard
6.
Conklin, Alberta
Poor
2xabove Standard
7.
Castlegar, British Columbia
Poor
2xabove Standard
8.
Yellowknife, Northwest Territories
Poor
2xabove Standard
9.
Cold Lake, Alberta
Moderate
2xabove Standard
10.
Quesnel, British Columbia
Moderate
2xabove Standard
Last Updated: 19 Aug 2026, 10:41 AM
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