Atlanta vs Chicago

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

United States
Atlanta
57
Moderate
United States
Chicago
61
Moderate
MetricAtlantaChicago
AQI5761
PM2.59.3 μg/m³4.1 μg/m³
PM109.5 μg/m³4.2 μg/m³
Ozone154 ppb107 ppb
NO21.7 ppb6.1 ppb

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