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
01/17/2019 12:00AM 0.019 ppm 1-hr 0.09 - -
01/17/2019 01:00AM 0.028 ppm 1-hr 0.09 - -
01/17/2019 03:00AM 0.029 ppm 1-hr 0.09 - -
01/17/2019 04:00AM 0.031 ppm 1-hr 0.09 - -
01/17/2019 05:00AM 0.033 ppm 1-hr 0.09 - -
01/17/2019 06:00AM 0.031 ppm 1-hr 0.09 - -
01/17/2019 07:00AM 0.024 ppm 1-hr 0.09 - -
01/17/2019 08:00AM 0.020 ppm 1-hr 0.09 - -
01/17/2019 09:00AM 0.020 ppm 1-hr 0.09 - -
01/17/2019 10:00AM 0.020 ppm 1-hr 0.09 - -
* Indicates reading occurred during instrument calibration

San Pedro Bay Ports Clean Air Action Plan