Chengdu vs Seattle

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

China
Chengdu
151
Unhealthy
United States
Seattle
59
Moderate
MetricChengduSeattle
AQI15159
PM2.552.6 μg/m³7.2 μg/m³
PM1067.8 μg/m³7.7 μg/m³
Ozone36 ppb47 ppb
NO243.5 ppb21.8 ppb

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