Nanjing vs Saint Petersburg

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

China
Nanjing
57
Moderate
Russia
Saint Petersburg
47
Good
MetricNanjingSaint Petersburg
AQI5747
PM2.55.4 μg/m³13.6 μg/m³
PM106.7 μg/m³15.4 μg/m³
Ozone38 ppb44 ppb
NO221.3 ppb29 ppb

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