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Primary air pollutant in the Alta area:
OZONE - 31 Good
Enjoy your outdoor activities.
Other Pollutants:
PM2.5 - 21 Good
Sunday, a ridge of high pressure aloft will limit atmospheric mixing. In addition, calm to light southerly winds will hinder dispersion and allow pollutants to accumulate in the Sacramento region. Therefore, particle levels will be low-Moderate. Monday, a temperature inversion will confine pollutants near the surface early in the day. However, light northwesterly winds will aid dispersion during the afternoon and evening, allowing particle levels to remain low-Moderate. Tuesday, increasing northwesterly winds will disperse pollutants in the Sacramento region as a surface ridge of high pressure strengthens over the Pacific Northwest. Therefore, particle levels will improve to high-Good.
Primary Pollutant: PM2.5 - 53 Moderate
Primary Pollutant: PM2.5 - 50 Good
Primary Pollutant: PM2.5 - 44 Good
Primary Pollutant: PM2.5 - 44 Good
Primary Pollutant: PM2.5 - 53 Moderate
Primary Pollutant: PM2.5 - 55 Moderate
Primary Pollutant: PM2.5 - 44 Good