San Francisco, California, United States
Is the Air Quality Good in San Francisco, California, United States Today?
Moderate — Acceptable, but unusually sensitive people should consider reducing prolonged outdoor exertion.
US AQI
58
European AQI
—
Moderate
Acceptable, but unusually sensitive people should consider reducing prolonged outdoor exertion.
Current pollutants
PM2.5
17 µg/m³
PM10
21 µg/m³
Ozone
56 µg/m³
Nitrogen dioxide
21 µg/m³
Sulphur dioxide
2 µg/m³
Carbon monoxide
162 µg/m³
Dust
2 µg/m³
Ammonia
—
Air quality forecasts more than a few hours out aren't reliable enough to publish — this reflects the latest reading, refreshed hourly.
Pollen data isn't available for this location yet — currently covers Europe only.
Is the air quality safe in San Francisco, California, United States today?
Moderate. Acceptable, but unusually sensitive people should consider reducing prolonged outdoor exertion.