San Pedro Bay Ports Clean Air Action Plan
CAAP Home > Air Quality > Current Data - real-time air quality information   All data is preliminary 
* Indicates reading occurred during instrument calibration  
Monitored ParameterAveraging PeriodCurrent ValueUnitsState StandardFederal Standard
O3 1-hr 0.034 ppm 0.09 -
O3 8-hr 0.032 ppm 0.07 0.08
PM2.5 24-hr 11.4 µg/m3 - 35
NO2 1-hr 0.005 ppm 0.25 -
SO2 1-hr 0.001 ppm 0.25 -
SO2 24-hr 0.001 ppm 0.04 0.14
Wind Speed 1-hr 9.6 mph - -
Wind Direction 1-hr S direction - -
Temperature 1-hr 66.7 deg F - -
Relative Humidity 1-hr 80.8 % - -
Current Data Chart
San Pedro Bay Ports Clean Air Action Plan