Tianjin vs Chennai

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

China
Tianjin
167
Unhealthy
India
Chennai
66
Moderate
MetricTianjinChennai
AQI16766
PM2.575 μg/m³17.1 μg/m³
PM1087.8 μg/m³25.4 μg/m³
Ozone64 ppb62 ppb
NO270.4 ppb5.2 ppb

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