Kolkata vs Seattle

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

India
Kolkata
116
Unhealthy for Sensitive Groups
United States
Seattle
59
Moderate
MetricKolkataSeattle
AQI11659
PM2.538.1 μg/m³12.9 μg/m³
PM1045.3 μg/m³16.6 μg/m³
Ozone66 ppb82 ppb
NO213.3 ppb11 ppb

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