Tianjin vs Calgary

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

China
Tianjin
115
Unhealthy for Sensitive Groups
Canada
Calgary
35
Good
MetricTianjinCalgary
AQI11535
PM2.552.6 μg/m³8.7 μg/m³
PM10130.4 μg/m³11.7 μg/m³
Ozone18 ppb96 ppb
NO275.6 ppb4.2 ppb

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