Seattle vs Los Angeles

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

United States
Seattle
51
Moderate
United States
Los Angeles
75
Moderate
MetricSeattleLos Angeles
AQI5175
PM2.511.5 μg/m³25.3 μg/m³
PM1013.3 μg/m³32.9 μg/m³
Ozone87 ppb88 ppb
NO212.1 ppb21 ppb

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