Los Angeles vs Houston

Live air quality comparison. Los Angeles has cleaner air right now.

United States
Los Angeles
40
Good
United States
Houston
69
Moderate
MetricLos AngelesHouston
AQI4069
PM2.53.5 μg/m³37 μg/m³
PM104.6 μg/m³39 μg/m³
Ozone71 ppb42 ppb
NO213.9 ppb50.2 ppb

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