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
Inner Harbor - O3 (1 hr)
| Monitored Parameter | Averaging Period | Current Value | Units | State Standard | Federal Standard |
|---|---|---|---|---|---|
| O3 13256900 | 1 hr | 0.026 | ppm | 0.090 | -- |
| O3 13256901 | 8 hr | 0.031 | ppm | 0.070 | 0.070 |
| PM10 13256903 | 24 hr | 21.0 | ug/m3 | 50.0 | 150.0 |
| PM2.5 13256905 | 24 hr | 6.0 | ug/m3 | -- | 35.0 |
| NO2 13256906 | 1 hr | 0.010 | ppm | 0.180 | 0.100 |
| CO 13256907 | 1 hr | 0.4 | ppm | 20.0 | 35.0 |
| CO 13256908 | 8 hr | 0.4 | ppm | 9.0 | 9.0 |
| SO2 13256909 | 1 hr | 0.002 | ppm | -- | 0.075 |
| SO2 13256910 | 24 hr | 0.002 | ppm | 0.040 | 0.140 |
| Wind Speed 13256911 | 1 hr | 6.9 | mph | -- | -- |
| Wind Direction 13256912 | 1 hr | NW | direction | -- | -- |
| BC 13256997 | 1 hr | 0.259 | ug/m3 | -- | -- |
| BC 13256998 | 24 hr | 0.452 | ug/m3 | -- | -- |
| Temperature 13256913 | 1 hr | 63.8° | deg F | -- | -- |
| Relative Humidity 13256914 | 1 hr | 74.7 | % | -- | -- |
| Rain 13256915 | 1 hr | 0.00 | in | -- | -- |
| Rain-Daily 13256916 | Daily Total | 0.00 | in | -- | -- |
| Rain-Monthly 13256917 | Monthly Total | 0.00 | in | -- | -- |
| Rain-Annual 13256918 | Annual Total | -- | in | -- | -- |