Hangzhou vs Chennai

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

China
Hangzhou
46
Good
India
Chennai
71
Moderate
MetricHangzhouChennai
AQI4671
PM2.54.1 μg/m³22.8 μg/m³
PM104.9 μg/m³33.3 μg/m³
Ozone86 ppb56 ppb
NO29.4 ppb17.2 ppb

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