Philadelphia vs Beijing

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

United States
Philadelphia
57
Moderate
China
Beijing
190
Unhealthy
MetricPhiladelphiaBeijing
AQI57190
PM2.510.6 μg/m³85.2 μg/m³
PM1012.6 μg/m³90.1 μg/m³
Ozone130 ppb0 ppb
NO23.8 ppb105.3 ppb

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