Chengdu vs Seattle

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

China
Chengdu
151
Unhealthy
United States
Seattle
65
Moderate
MetricChengduSeattle
AQI15165
PM2.590.3 μg/m³13.8 μg/m³
PM1091 μg/m³14.8 μg/m³
Ozone28 ppb123 ppb
NO277.9 ppb2.6 ppb

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