Xian vs Chennai

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

China
Xian
78
Moderate
India
Chennai
70
Moderate
MetricXianChennai
AQI7870
PM2.510.3 μg/m³20.8 μg/m³
PM1015.3 μg/m³32.4 μg/m³
Ozone44 ppb68 ppb
NO222.8 ppb14.6 ppb

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