Dallas vs Chicago

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

United States
Dallas
93
Moderate
United States
Chicago
58
Moderate
MetricDallasChicago
AQI9358
PM2.516.4 μg/m³15 μg/m³
PM1016.6 μg/m³15.3 μg/m³
Ozone38 ppb32 ppb
NO231 ppb42.2 ppb

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