Current Data

* The Port of Los Angeles is in the process of upgrading its four air monitoring stations with new instrumentation and equipment. The procurement process is expected to be completed by the end of September 2022. The instrumentation and equipment will be installed as they are delivered, with all installation completed by the end of May 2023. Click here for details.

* ALL DATA IS PRELIMINARY. DATA IS PRESENTED IN PACIFIC STANDARD TIME EVEN DURING DAYLIGHT SAVINGS TIME.

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Outer Harbor - O3 (1 hr)

 
Monitored ParameterAveraging PeriodCurrent ValueUnitsState StandardFederal Standard
O3 12646631 1 hr 0.040 ppm 0.090 --
O3 12646632 8 hr 0.044 ppm 0.070 0.070
PM10 12646634 24 hr 19.5 ug/m3 50.0 150.0
PM2.5 12646636 24 hr 9.3 ug/m3 -- 35.0
NO2 12646637 1 hr 0.008 ppm 0.180 0.100
CO 12646638 1 hr 0.6 ppm 20.0 35.0
CO 12646639 8 hr 0.7 ppm 9.0 9.0
SO2 12646640 1 hr 0.003 ppm -- 0.075
SO2 12646641 24 hr 0.003 ppm 0.040 0.140
Wind Speed 12646642 1 hr 4.1 mph -- --
Wind Direction 12646643 1 hr NW direction -- --
BC 12646711 1 hr 0.178 ug/m3 -- --
BC 12646712 24 hr 0.170 ug/m3 -- --
Temperature 12646644 1 hr 52.1° deg F -- --
Relative Humidity 12646645 1 hr 98.2 % -- --