Home > USA > California > Napa County > Angwin
Primary air pollutant in the Angwin area:
PM2.5 - 55 Moderate
If you are unusually sensitive to particle pollution, consider reducing your activity level or shorten the amount of time you are active outdoors.
Primary air pollutant in the Angwin area:
OZONE - 7 Good
Enjoy your outdoor activities.
Other Pollutants:
Primary Pollutant: OZONE - 61 Moderate
Primary Pollutant: OZONE - 77 Moderate
Primary Pollutant: OZONE - 0 Moderate
Primary Pollutant: OZONE - 0 Moderate
Primary Pollutant: OZONE - 0 Good
Primary Pollutant: OZONE - 0 Good