San Francisco vs New York

Live air quality comparison. New York has cleaner air right now.

United States
San Francisco
47
Good
United States
New York
34
Good
MetricSan FranciscoNew York
AQI4734
PM2.511.1 μg/m³7.7 μg/m³
PM1016.5 μg/m³7.9 μg/m³
Ozone58 ppb45 ppb
NO28.4 ppb10.7 ppb

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