The air quality forecast for Monday, August 15 is for little change in conditions. Air quality levels will be GOOD to MODERATE throughout the day.
The air quality forecast for Tuesday, August 16 is for little change in conditions. Air quality levels will be GOOD to MODERATE throughout the day.
Please refer to the "Current Ozone & PM2.5 Pollution Map" for up to date information.
Air quality reports use the Air Quality Index,
which represents the higher of two pollutants - PM2.5 or ozone. For
ground-level ozone (O3),
these values are based upon an 8-hour running average. For
ground-level particulate matter with a diameter less than 2.5
microns (PM2.5), these values
are based upon a 24-hour daily average.
In cases where this page is not updated properly, or to hear the air
pollution forecast, please call our air pollution recording line at
If you need air quality information, please call (858) 586-2769. If you have an air pollution complaint, or see an air pollution problem, please call (858) 586-2650. Thank you.