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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Inner Harbor - O3 (1 hr)
| Monitored Parameter | Averaging Period | Current Value | Units | State Standard | Federal Standard |
|---|---|---|---|---|---|
| O3 15940363 | 1 hr | 0.024 | ppm | 0.090 | -- |
| O3 15940364 | 8 hr | 0.022 | ppm | 0.070 | 0.070 |
| PM10 15940366 | 24 hr | 25.3 | ug/m3 | 50.0 | 150.0 |
| PM2.5 15940368 | 24 hr | 6.5 | ug/m3 | -- | 35.0 |
| NO2 15940369 | 1 hr | 0.009 | ppm | 0.180 | 0.100 |
| CO 15940370 | 1 hr | 0.5 | ppm | 20.0 | 35.0 |
| CO 15940371 | 8 hr | 0.4 | ppm | 9.0 | 9.0 |
| SO2 15940372 | 1 hr | 0.001 | ppm | -- | 0.075 |
| SO2 15940373 | 24 hr | 0.001 | ppm | 0.040 | 0.140 |
| Wind Speed 15940374 | 1 hr | 2.6 | mph | -- | -- |
| Wind Direction 15940375 | 1 hr | NW | direction | -- | -- |
| BC 15940460 | 1 hr | 0.277 | ug/m3 | -- | -- |
| BC 15940461 | 24 hr | 0.281 | ug/m3 | -- | -- |
| Temperature 15940376 | 1 hr | 67.3° | deg F | -- | -- |
| Relative Humidity 15940377 | 1 hr | 79.5 | % | -- | -- |
| Rain 15940378 | 1 hr | 0.00 | in | -- | -- |
| Rain-Daily 15940379 | Daily Total | 0.00 | in | -- | -- |
| Rain-Monthly 15940380 | Monthly Total | 0.00 | in | -- | -- |
| Rain-Annual 15940381 | Annual Total | -- | in | -- | -- |