Istanbul vs Kolkata

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

Turkey
Istanbul
40
Good
India
Kolkata
57
Moderate
MetricIstanbulKolkata
AQI4057
PM2.57.5 μg/m³10.9 μg/m³
PM1010.7 μg/m³13.4 μg/m³
Ozone77 ppb52 ppb
NO29.2 ppb8 ppb

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