New York vs Nanjing

Live air quality comparison. New York has cleaner air right now.

United States
New York
57
Moderate
China
Nanjing
79
Moderate
MetricNew YorkNanjing
AQI5779
PM2.57.5 μg/m³23.4 μg/m³
PM107.5 μg/m³26.4 μg/m³
Ozone67 ppb8 ppb
NO226.4 ppb44.1 ppb

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