San Pedro Bay Ports Clean Air Action Plan
CAAP Home > Air Quality > Historical Data - past air quality data  (Click here for Filter Data)   All data is preliminary 
 
     
 
     
What is the Air Quality Index? 
Date / Time (PST)ValueUnitsAveraging PeriodState StandardFederal StandardAir Quality Index
09/21/2018 12:00AM 0.034 ppm 1-hr 0.09 - -
09/21/2018 01:00AM 0.035 ppm 1-hr 0.09 - -
09/21/2018 03:00AM 0.033 ppm 1-hr 0.09 - -
09/21/2018 04:00AM 0.026 ppm 1-hr 0.09 - -
09/21/2018 05:00AM 0.018 ppm 1-hr 0.09 - -
09/21/2018 06:00AM 0.010 ppm 1-hr 0.09 - -
09/21/2018 07:00AM 0.012 ppm 1-hr 0.09 - -
09/21/2018 08:00AM 0.019 ppm 1-hr 0.09 - -
* Indicates reading occurred during instrument calibration

San Pedro Bay Ports Clean Air Action Plan