London vs Nanjing

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

United Kingdom
London
23
Good
China
Nanjing
160
Unhealthy
MetricLondonNanjing
AQI23160
PM2.53.8 μg/m³136 μg/m³
PM109 μg/m³140.6 μg/m³
Ozone57 ppb9 ppb
NO210 ppb111.4 ppb

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