Air Quality Forecast for Downtown San Bruno, San Bruno, California - The Weather Channel | weather.com
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Today's Air Quality-

35
Good

Air quality is considered satisfactory, and air pollution poses little or no risk.

Primary Pollutant:

PM2.5 (Particulate matter less than 2.5 microns)

All Pollutants

35
PM2.5 (Particulate matter less than 2.5 microns)

Good

7.6 µg/m3
5
CO (Carbon Monoxide)

Good

690 µg/m3
13
NO2 (Nitrogen Dioxide)

Good

27.67 µg/m3
8
O3 (Ozone)

Good

20.29 µg/m3
8
PM10 (Particulate matter less than 10 microns)

Good

10.45 µg/m3
1
SO2 (Sulfur Dioxide)

Good

4.99 µg/m3
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