Houston vs Beijing

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

United States
Houston
53
Moderate
China
Beijing
190
Unhealthy
MetricHoustonBeijing
AQI53190
PM2.511.2 μg/m³85.2 μg/m³
PM1015 μg/m³90.1 μg/m³
Ozone107 ppb0 ppb
NO23.2 ppb105.3 ppb

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