Historical Data
* The Coastal Boundary station was suspended in April 2020 (until further notice) due to future construction at the wharf.
* The Source-Dominated station was suspended in May 2021 (until further notice).
* ALL DATA IS PRELIMINARY. DATA IS PRESENTED IN PACIFIC STANDARD TIME EVEN DURING DAYLIGHT SAVINGS TIME.
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| Date | Monitored Parameter | Averaging Period | Value | Units | State Standard | Federal Standard | Air Quality Index |
|---|---|---|---|---|---|---|---|
| 11/28/21 00:00 | O3 | 1 hr | 0.008 | ppm | 0.090 | -- | -- |
| 11/28/21 01:00 | O3 | 1 hr | 0.013 | ppm | 0.090 | -- | -- |
| 11/28/21 02:00 | O3 | 1 hr | -- | ppm | 0.090 | -- | -- |
| 11/28/21 03:00 | O3 | 1 hr | 0.003 | ppm | 0.090 | -- | -- |
| 11/28/21 04:00 | O3 | 1 hr | 0.004 | ppm | 0.090 | -- | -- |
| 11/28/21 05:00 | O3 | 1 hr | 0.002 | ppm | 0.090 | -- | -- |
| 11/28/21 06:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |
| 11/28/21 07:00 | O3 | 1 hr | 0.003 | ppm | 0.090 | -- | -- |
| 11/28/21 08:00 | O3 | 1 hr | 0.005 | ppm | 0.090 | -- | -- |
| 11/28/21 09:00 | O3 | 1 hr | 0.013 | ppm | 0.090 | -- | -- |
| 11/28/21 10:00 | O3 | 1 hr | 0.019 | ppm | 0.090 | -- | -- |
| 11/28/21 11:00 | O3 | 1 hr | 0.014 | ppm | 0.090 | -- | -- |
| 11/28/21 12:00 | O3 | 1 hr | 0.022 | ppm | 0.090 | -- | -- |
| 11/28/21 13:00 | O3 | 1 hr | 0.026 | ppm | 0.090 | -- | -- |
| 11/28/21 14:00 | O3 | 1 hr | 0.044 | ppm | 0.090 | -- | -- |
| 11/28/21 15:00 | O3 | 1 hr | 0.043 | ppm | 0.090 | -- | -- |
| 11/28/21 16:00 | O3 | 1 hr | 0.039 | ppm | 0.090 | -- | -- |
| 11/28/21 17:00 | O3 | 1 hr | 0.038 | ppm | 0.090 | -- | -- |
| 11/28/21 18:00 | O3 | 1 hr | 0.038 | ppm | 0.090 | -- | -- |
| 11/28/21 19:00 | O3 | 1 hr | 0.021 | ppm | 0.090 | -- | -- |
| 11/28/21 20:00 | O3 | 1 hr | 0.015 | ppm | 0.090 | -- | -- |
| 11/28/21 21:00 | O3 | 1 hr | 0.016 | ppm | 0.090 | -- | -- |
| 11/28/21 22:00 | O3 | 1 hr | 0.006 | ppm | 0.090 | -- | -- |
| 11/28/21 23:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |
| 11/29/21 00:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |
| 11/29/21 01:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |
| 11/29/21 02:00 | O3 | 1 hr | -- | ppm | 0.090 | -- | -- |
| 11/29/21 03:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |
| 11/29/21 04:00 | O3 | 1 hr | 0.002 | ppm | 0.090 | -- | -- |
| 11/29/21 05:00 | O3 | 1 hr | 0.002 | ppm | 0.090 | -- | -- |
| 11/29/21 06:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |
| 11/29/21 07:00 | O3 | 1 hr | 0.002 | ppm | 0.090 | -- | -- |
| 11/29/21 08:00 | O3 | 1 hr | 0.005 | ppm | 0.090 | -- | -- |
| 11/29/21 09:00 | O3 | 1 hr | 0.009 | ppm | 0.090 | -- | -- |
| 11/29/21 10:00 | O3 | 1 hr | 0.010 | ppm | 0.090 | -- | -- |
| 11/29/21 11:00 | O3 | 1 hr | 0.008 | ppm | 0.090 | -- | -- |
| 11/29/21 12:00 | O3 | 1 hr | 0.009 | ppm | 0.090 | -- | -- |
| 11/29/21 13:00 | O3 | 1 hr | 0.013 | ppm | 0.090 | -- | -- |
| 11/29/21 14:00 | O3 | 1 hr | 0.012 | ppm | 0.090 | -- | -- |
| 11/29/21 15:00 | O3 | 1 hr | 0.019 | ppm | 0.090 | -- | -- |
| 11/29/21 16:00 | O3 | 1 hr | 0.016 | ppm | 0.090 | -- | -- |
| 11/29/21 17:00 | O3 | 1 hr | 0.013 | ppm | 0.090 | -- | -- |
| 11/29/21 18:00 | O3 | 1 hr | 0.004 | ppm | 0.090 | -- | -- |
| 11/29/21 19:00 | O3 | 1 hr | 0.002 | ppm | 0.090 | -- | -- |
| 11/29/21 20:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |
| 11/29/21 21:00 | O3 | 1 hr | 0.003 | ppm | 0.090 | -- | -- |
| 11/29/21 22:00 | O3 | 1 hr | 0.006 | ppm | 0.090 | -- | -- |
| 11/29/21 23:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |
| 11/30/21 00:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |
| 11/30/21 01:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |
| 11/30/21 02:00 | O3 | 1 hr | -- | ppm | 0.090 | -- | -- |
| 11/30/21 03:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |
| 11/30/21 04:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |
| 11/30/21 05:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |
| 11/30/21 06:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |
| 11/30/21 07:00 | O3 | 1 hr | 0.002 | ppm | 0.090 | -- | -- |
| 11/30/21 08:00 | O3 | 1 hr | 0.004 | ppm | 0.090 | -- | -- |
| 11/30/21 09:00 | O3 | 1 hr | 0.009 | ppm | 0.090 | -- | -- |
| 11/30/21 10:00 | O3 | 1 hr | 0.012 | ppm | 0.090 | -- | -- |
| 11/30/21 11:00 | O3 | 1 hr | 0.008 | ppm | 0.090 | -- | -- |
| 11/30/21 12:00 | O3 | 1 hr | 0.008 | ppm | 0.090 | -- | -- |
| 11/30/21 13:00 | O3 | 1 hr | 0.009 | ppm | 0.090 | -- | -- |
| 11/30/21 14:00 | O3 | 1 hr | 0.012 | ppm | 0.090 | -- | -- |
| 11/30/21 15:00 | O3 | 1 hr | 0.014 | ppm | 0.090 | -- | -- |
| 11/30/21 16:00 | O3 | 1 hr | 0.004 | ppm | 0.090 | -- | -- |
| 11/30/21 17:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |
| 11/30/21 18:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |
| 11/30/21 19:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |
| 11/30/21 20:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |
| 11/30/21 21:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |
| 11/30/21 23:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |
| 12/01/21 00:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |
| 12/01/21 01:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |
| 12/01/21 02:00 | O3 | 1 hr | -- | ppm | 0.090 | -- | -- |
| 12/01/21 03:00 | O3 | 1 hr | 0.002 | ppm | 0.090 | -- | -- |
| 12/01/21 04:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |
| 12/01/21 05:00 | O3 | 1 hr | 0.009 | ppm | 0.090 | -- | -- |
| 12/01/21 06:00 | O3 | 1 hr | 0.007 | ppm | 0.090 | -- | -- |
| 12/01/21 07:00 | O3 | 1 hr | 0.006 | ppm | 0.090 | -- | -- |
| 12/01/21 09:00 | O3 | 1 hr | 0.006 | ppm | 0.090 | -- | -- |
| 12/01/21 10:00 | O3 | 1 hr | 0.007 | ppm | 0.090 | -- | -- |
| 12/01/21 11:00 | O3 | 1 hr | 0.006 | ppm | 0.090 | -- | -- |
| 12/01/21 12:00 | O3 | 1 hr | 0.008 | ppm | 0.090 | -- | -- |
| 12/01/21 13:00 | O3 | 1 hr | 0.017 | ppm | 0.090 | -- | -- |
| 12/01/21 14:00 | O3 | 1 hr | 0.015 | ppm | 0.090 | -- | -- |
| 12/01/21 15:00 | O3 | 1 hr | 0.016 | ppm | 0.090 | -- | -- |
| 12/01/21 16:00 | O3 | 1 hr | 0.013 | ppm | 0.090 | -- | -- |
| 12/01/21 17:00 | O3 | 1 hr | 0.015 | ppm | 0.090 | -- | -- |
| 12/01/21 18:00 | O3 | 1 hr | 0.016 | ppm | 0.090 | -- | -- |
| 12/01/21 19:00 | O3 | 1 hr | 0.012 | ppm | 0.090 | -- | -- |
| 12/01/21 20:00 | O3 | 1 hr | 0.010 | ppm | 0.090 | -- | -- |
| 12/01/21 21:00 | O3 | 1 hr | 0.004 | ppm | 0.090 | -- | -- |
| 12/01/21 22:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |
| 12/01/21 23:00 | O3 | 1 hr | 0.007 | ppm | 0.090 | -- | -- |
| 12/02/21 00:00 | O3 | 1 hr | 0.005 | ppm | 0.090 | -- | -- |
| 12/02/21 01:00 | O3 | 1 hr | 0.006 | ppm | 0.090 | -- | -- |
| 12/02/21 02:00 | O3 | 1 hr | -- | ppm | 0.090 | -- | -- |
| 12/02/21 03:00 | O3 | 1 hr | 0.003 | ppm | 0.090 | -- | -- |
| 12/02/21 04:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |
| 12/02/21 05:00 | O3 | 1 hr | 0.009 | ppm | 0.090 | -- | -- |
| 12/02/21 06:00 | O3 | 1 hr | 0.007 | ppm | 0.090 | -- | -- |
| 12/02/21 07:00 | O3 | 1 hr | 0.003 | ppm | 0.090 | -- | -- |
| 12/02/21 08:00 | O3 | 1 hr | 0.005 | ppm | 0.090 | -- | -- |
| 12/02/21 09:00 | O3 | 1 hr | 0.006 | ppm | 0.090 | -- | -- |
| 12/02/21 10:00 | O3 | 1 hr | 0.009 | ppm | 0.090 | -- | -- |
| 12/02/21 11:00 | O3 | 1 hr | 0.011 | ppm | 0.090 | -- | -- |
| 12/02/21 13:00 | O3 | 1 hr | 0.037 | ppm | 0.090 | -- | -- |
| 12/02/21 14:00 | O3 | 1 hr | 0.035 | ppm | 0.090 | -- | -- |
| 12/02/21 15:00 | O3 | 1 hr | 0.036 | ppm | 0.090 | -- | -- |
| 12/02/21 16:00 | O3 | 1 hr | 0.033 | ppm | 0.090 | -- | -- |
| 12/02/21 17:00 | O3 | 1 hr | 0.031 | ppm | 0.090 | -- | -- |
| 12/02/21 19:00 | O3 | 1 hr | 0.027 | ppm | 0.090 | -- | -- |
| 12/02/21 20:00 | O3 | 1 hr | 0.020 | ppm | 0.090 | -- | -- |
| 12/02/21 21:00 | O3 | 1 hr | 0.026 | ppm | 0.090 | -- | -- |
| 12/02/21 22:00 | O3 | 1 hr | 0.027 | ppm | 0.090 | -- | -- |
| 12/02/21 23:00 | O3 | 1 hr | 0.027 | ppm | 0.090 | -- | -- |
| 12/03/21 00:00 | O3 | 1 hr | 0.024 | ppm | 0.090 | -- | -- |
| 12/03/21 01:00 | O3 | 1 hr | 0.024 | ppm | 0.090 | -- | -- |
| 12/03/21 02:00 | O3 | 1 hr | -- | ppm | 0.090 | -- | -- |
| 12/03/21 03:00 | O3 | 1 hr | 0.021 | ppm | 0.090 | -- | -- |
| 12/03/21 04:00 | O3 | 1 hr | 0.019 | ppm | 0.090 | -- | -- |
| 12/03/21 05:00 | O3 | 1 hr | 0.016 | ppm | 0.090 | -- | -- |
| 12/03/21 06:00 | O3 | 1 hr | 0.011 | ppm | 0.090 | -- | -- |
| 12/03/21 07:00 | O3 | 1 hr | 0.008 | ppm | 0.090 | -- | -- |
| 12/03/21 08:00 | O3 | 1 hr | 0.012 | ppm | 0.090 | -- | -- |
| 12/03/21 09:00 | O3 | 1 hr | 0.014 | ppm | 0.090 | -- | -- |
| 12/03/21 10:00 | O3 | 1 hr | 0.019 | ppm | 0.090 | -- | -- |
| 12/03/21 11:00 | O3 | 1 hr | 0.016 | ppm | 0.090 | -- | -- |
| 12/03/21 12:00 | O3 | 1 hr | 0.033 | ppm | 0.090 | -- | -- |
| 12/03/21 13:00 | O3 | 1 hr | 0.033 | ppm | 0.090 | -- | -- |
| 12/03/21 14:00 | O3 | 1 hr | 0.035 | ppm | 0.090 | -- | -- |
| 12/03/21 15:00 | O3 | 1 hr | 0.035 | ppm | 0.090 | -- | -- |
| 12/03/21 16:00 | O3 | 1 hr | 0.033 | ppm | 0.090 | -- | -- |
| 12/03/21 17:00 | O3 | 1 hr | 0.030 | ppm | 0.090 | -- | -- |
| 12/03/21 18:00 | O3 | 1 hr | 0.029 | ppm | 0.090 | -- | -- |
| 12/03/21 19:00 | O3 | 1 hr | 0.023 | ppm | 0.090 | -- | -- |
| 12/03/21 20:00 | O3 | 1 hr | 0.024 | ppm | 0.090 | -- | -- |
| 12/03/21 21:00 | O3 | 1 hr | 0.011 | ppm | 0.090 | -- | -- |
| 12/03/21 22:00 | O3 | 1 hr | 0.002 | ppm | 0.090 | -- | -- |
| 12/03/21 23:00 | O3 | 1 hr | 0.001 | ppm | 0.090 | -- | -- |