AQI Reporting

* 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.


Select a Station

Station Name:
Port of Long Beach - Inner Harbor
Last Reading Date/Time:
2023-06-05 06:00am PDT
Current Date/Time:
2023-06-05 07:00am PDT
ParameterAQI ValueAQI DescriptionAveraging PeriodParameter DescriptionMeaning
O3 40   Good 8 hrOzone Air quality is considered satisfactory, and air pollution poses little or no risk.
PM2.5 40   Good 24 hrFine Particulate Matter Air quality is considered satisfactory, and air pollution poses little or no risk.
PM10 19   Good 24 hrParticulate Matter Air quality is considered satisfactory, and air pollution poses little or no risk.
NO2 Good 1 hrNitrogen Dioxide Air quality is considered satisfactory, and air pollution poses little or no risk.
CO -- 8 hrCarbon Monoxide --

*Air Quality Data Explained