Kolkata vs Harbin

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

India
Kolkata
116
Unhealthy for Sensitive Groups
China
Harbin
65
Moderate
MetricKolkataHarbin
AQI11665
PM2.533.9 μg/m³22.6 μg/m³
PM1044 μg/m³25.4 μg/m³
Ozone145 ppb73 ppb
NO23.4 ppb24.1 ppb

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