Kolkata vs Perth

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

India
Kolkata
190
Unhealthy
Australia
Perth
53
Moderate
MetricKolkataPerth
AQI19053
PM2.568 μg/m³7.9 μg/m³
PM1073.3 μg/m³12.6 μg/m³
Ozone180 ppb69 ppb
NO28.1 ppb1 ppb

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