San Diego vs Delhi

Live air quality comparison. San Diego has cleaner air right now.

United States
San Diego
44
Good
India
Delhi
176
Unhealthy
MetricSan DiegoDelhi
AQI44176
PM2.55.5 μg/m³125.7 μg/m³
PM108.8 μg/m³282.2 μg/m³
Ozone81 ppb37 ppb
NO23.1 ppb40.1 ppb

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