Seattle vs Shanghai

Live air quality comparison. Seattle has cleaner air right now.

United States
Seattle
51
Moderate
China
Shanghai
85
Moderate
MetricSeattleShanghai
AQI5185
PM2.511.5 μg/m³33.9 μg/m³
PM1013.3 μg/m³34.7 μg/m³
Ozone87 ppb34 ppb
NO212.1 ppb63.8 ppb

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