Kolkata vs Tallinn

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

India
Kolkata
116
Unhealthy for Sensitive Groups
Estonia
Tallinn
29
Good
MetricKolkataTallinn
AQI11629
PM2.538.1 μg/m³3.1 μg/m³
PM1045.3 μg/m³5.1 μg/m³
Ozone66 ppb65 ppb
NO213.3 ppb3.5 ppb

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