Nanjing vs Saint Petersburg

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

China
Nanjing
115
Unhealthy for Sensitive Groups
Russia
Saint Petersburg
41
Good
MetricNanjingSaint Petersburg
AQI11541
PM2.555.9 μg/m³8.9 μg/m³
PM1055.9 μg/m³12.2 μg/m³
Ozone0 ppb29 ppb
NO259.7 ppb55.9 ppb

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