Kolkata vs Hiroshima

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

India
Kolkata
116
Unhealthy for Sensitive Groups
Japan
Hiroshima
20
Good
MetricKolkataHiroshima
AQI11620
PM2.538.1 μg/m³7.9 μg/m³
PM1045.3 μg/m³8.8 μg/m³
Ozone66 ppb29 ppb
NO213.3 ppb16.2 ppb

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