Philadelphia vs Beijing

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

United States
Philadelphia
61
Moderate
China
Beijing
184
Unhealthy
MetricPhiladelphiaBeijing
AQI61184
PM2.539.1 μg/m³156.9 μg/m³
PM1039.5 μg/m³163 μg/m³
Ozone0 ppb6 ppb
NO271.8 ppb45 ppb

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