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 was completed by the end of September 2022. The instrumentation and equipment will be installed as they are delivered, with all installation completed by mid-October 2023. Click here for details.
* ALL DATA IS PRELIMINARY. DATA IS PRESENTED IN PACIFIC STANDARD TIME EVEN DURING DAYLIGHT SAVINGS TIME.
Select A Site
Observation To Graph
Coastal Boundary - O3 (1 hr)
| Monitored Parameter | Averaging Period | Current Value | Units | State Standard | Federal Standard |
|---|---|---|---|---|---|
| O3 13256840 | 1 hr | 0.013 | ppm | 0.090 | -- |
| O3 13256841 | 8 hr | 0.018 | ppm | 0.070 | 0.070 |
| PM10 13256843 | 24 hr | 19.2 | ug/m3 | 50.0 | 150.0 |
| PM2.5 13256845 | 24 hr | 4.8 | ug/m3 | -- | 35.0 |
| NO2 13256846 | 1 hr | 0.020 | ppm | 0.180 | 0.100 |
| CO 13256847 | 1 hr | 3.0 | ppm | 20.0 | 35.0 |
| CO 13256848 | 8 hr | 3.1 | ppm | 9.0 | 9.0 |
| SO2 13256849 | 1 hr | 0.003 | ppm | -- | 0.075 |
| SO2 13256850 | 24 hr | 0.003 | ppm | 0.040 | 0.140 |
| Wind Speed 13256851 | 1 hr | 5.1 | mph | -- | -- |
| Wind Direction 13256852 | 1 hr | NW | direction | -- | -- |
| UFP 13256853 | 1 hr | 36,177 | counts/cm3 | -- | -- |
| BC 13256894 | 1 hr | 0.455 | ug/m3 | -- | -- |
| BC 13256895 | 24 hr | 0.497 | ug/m3 | -- | -- |
| Temperature 13256854 | 1 hr | 63.5° | deg F | -- | -- |
| Relative Humidity 13256897 | 1 hr | 85.0 | % | -- | -- |