London vs Nanjing

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

United Kingdom
London
39
Good
China
Nanjing
56
Moderate
MetricLondonNanjing
AQI3956
PM2.54.6 μg/m³4.7 μg/m³
PM107.2 μg/m³5.7 μg/m³
Ozone61 ppb40 ppb
NO28 ppb21.5 ppb

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