Dallas vs Chicago

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

United States
Dallas
54
Moderate
United States
Chicago
40
Good
MetricDallasChicago
AQI5440
PM2.515 μg/m³10.8 μg/m³
PM1016.2 μg/m³11.7 μg/m³
Ozone31 ppb66 ppb
NO230.1 ppb13.1 ppb

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