Hangzhou vs Saint Petersburg

Live air quality comparison. Saint Petersburg has cleaner air right now.

China
Hangzhou
103
Unhealthy for Sensitive Groups
Russia
Saint Petersburg
41
Good
MetricHangzhouSaint Petersburg
AQI10341
PM2.556.3 μg/m³8.9 μg/m³
PM1056.5 μg/m³12.2 μg/m³
Ozone1 ppb29 ppb
NO263.3 ppb55.9 ppb

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