Nanjing vs Madrid

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

China
Nanjing
56
Moderate
Spain
Madrid
45
Good
MetricNanjingMadrid
AQI5645
PM2.54.7 μg/m³12.5 μg/m³
PM105.7 μg/m³38.4 μg/m³
Ozone40 ppb70 ppb
NO221.5 ppb20.4 ppb

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