Kolkata vs Madrid

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

India
Kolkata
58
Moderate
Spain
Madrid
32
Good
MetricKolkataMadrid
AQI5832
PM2.517.2 μg/m³4.8 μg/m³
PM1019.4 μg/m³9.9 μg/m³
Ozone75 ppb44 ppb
NO28.5 ppb17.6 ppb

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