Tianjin vs Calgary

Live air quality comparison. Calgary has cleaner air right now.

China
Tianjin
124
Unhealthy for Sensitive Groups
Canada
Calgary
31
Good
MetricTianjinCalgary
AQI12431
PM2.535.4 μg/m³0.6 μg/m³
PM1036 μg/m³0.6 μg/m³
Ozone12 ppb110 ppb
NO281.3 ppb1.4 ppb

Lower values mean cleaner air. Updated hourly. Sources: OpenAQ, Open-Meteo.