Nanjing vs Saint Petersburg

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

China
Nanjing
80
Moderate
Russia
Saint Petersburg
55
Moderate
MetricNanjingSaint Petersburg
AQI8055
PM2.522.1 μg/m³9 μg/m³
PM1025.4 μg/m³12.6 μg/m³
Ozone15 ppb18 ppb
NO235.7 ppb29.7 ppb

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