San Pedro Bay Ports Clean Air Action Plan
CAAP Home > Air Quality > Current Data - real-time air quality information   All data is preliminary 
 
Monitored ParameterAveraging PeriodCurrent ValueUnitsState StandardFederal Standard
O3 1-hr 0.002 ppm 0.09 -
O3 8-hr 0.010 ppm 0.07 0.08
PM10 24-hr 43.0 µg/m3 50 150
PM2.5 24-hr 21.4 µg/m3 - 35
NO2 1-hr 0.030 ppm 0.25 -
CO 1-hr 2.048 ppm 20.0 35.0
CO 8-hr 1.720 ppm 9.0 9.0
SO2 1-hr 0.003 ppm 0.250 0.075
SO2 24-hr 0.003 ppm 0.04 0.14
Wind Speed 1-hr 1.6 mph - -
Wind Direction 1-hr NE direction - -
Temperature 1-hr 56.7 deg F - -
Relative Humidity 1-hr 79.5 % - -
Rain 1-hr 0.00 in/hr - -
RainDaily Total0.00in--
RainMonthly Total4.94in--
RainYearly Total11.46in--
Current Data Chart
* Indicates reading occurred during instrument calibration



San Pedro Bay Ports Clean Air Action Plan