Current Data

* The Port of Los Angeles completed its upgrade of the air quality monitoring network on October 12, 2023. Click here for current operational status.
* ALL DATA IS PRELIMINARY.
* DATA IS PRESENTED IN PACIFIC STANDARD TIME EVEN DURING DAYLIGHT SAVINGS TIME.

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San Pedro Community - O3 (1 hr)

 
Monitored ParameterAveraging PeriodCurrent ValueUnitsState StandardFederal Standard
O3 13770801 1 hr 0.042 ppm 0.090 --
O3 13770802 8 hr 0.044 ppm 0.070 0.070
PM10 13770804 24 hr 20.7 ug/m3 50.0 150.0
PM2.5 13770806 24 hr 12.9 ug/m3 -- 35.0
NO2 13770807 1 hr 0.008 ppm 0.180 0.100
CO 13770808 1 hr 0.8 ppm 20.0 35.0
CO 13770809 8 hr 0.7 ppm 9.0 9.0
SO2 13770810 1 hr 0.000 ppm -- 0.075
SO2 13770811 24 hr 0.000 ppm 0.040 0.140
Wind Speed 13770812 1 hr 7.4 mph -- --
Wind Direction 13770813 1 hr SE direction -- --
UFP 13770814 1 hr 1,985 counts/cm3 -- --
BC 13770822 1 hr 0.287 ug/m3 -- --
BC 13770823 24 hr 0.428 ug/m3 -- --
Temperature 13770815 1 hr 58.5° deg F -- --
Relative Humidity 13770829 1 hr 83.0 % -- --