Kolkata vs Madrid

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

India
Kolkata
67
Moderate
Spain
Madrid
71
Moderate
MetricKolkataMadrid
AQI6771
PM2.518 μg/m³10.5 μg/m³
PM1018.8 μg/m³19.6 μg/m³
Ozone63 ppb105 ppb
NO215.9 ppb12.5 ppb

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