Xian vs Seattle

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

China
Xian
78
Moderate
United States
Seattle
28
Good
MetricXianSeattle
AQI7828
PM2.510.3 μg/m³3.4 μg/m³
PM1015.3 μg/m³4.3 μg/m³
Ozone44 ppb51 ppb
NO222.8 ppb3.8 ppb

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