Nanjing vs Madrid

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

China
Nanjing
80
Moderate
Spain
Madrid
32
Good
MetricNanjingMadrid
AQI8032
PM2.522.1 μg/m³4.8 μg/m³
PM1025.4 μg/m³9.9 μg/m³
Ozone15 ppb44 ppb
NO235.7 ppb17.6 ppb

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