Houston vs Beijing

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

United States
Houston
69
Moderate
China
Beijing
184
Unhealthy
MetricHoustonBeijing
AQI69184
PM2.537 μg/m³156.9 μg/m³
PM1039 μg/m³163 μg/m³
Ozone42 ppb6 ppb
NO250.2 ppb45 ppb

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