Atlanta vs Chicago

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

United States
Atlanta
32
Good
United States
Chicago
40
Good
MetricAtlantaChicago
AQI3240
PM2.54.8 μg/m³10.8 μg/m³
PM105.1 μg/m³11.7 μg/m³
Ozone64 ppb66 ppb
NO27.1 ppb13.1 ppb

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