Current Data

* The Coastal Boundary station was suspended in April 2020 (until further notice) due to future construction at the wharf.
* 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 ParameterAveraging PeriodCurrent ValueUnitsState StandardFederal Standard
O3 9866028 1 hr 0.019 ppm 0.090 --
O3 9866029 8 hr 0.022 ppm 0.070 0.070
PM10 9866031 24 hr 34.3 ug/m3 50.0 150.0
PM2.5 9866033 24 hr 12.7 ug/m3 -- 35.0
NO2 9866034 1 hr 0.012 ppm 0.180 0.100
CO 9866035 1 hr 0.4 ppm 20.0 35.0
CO 9866036 8 hr 0.4 ppm 9.0 9.0
SO2 9866037 1 hr 0.001 ppm -- 0.075
SO2 9866038 24 hr 0.002 ppm 0.040 0.140
Wind Speed 9866039 1 hr 5.1 mph -- --
Wind Direction 9866040 1 hr SE direction -- --
Temperature 9866041 1 hr 69.8° deg F -- --
Relative Humidity 9866042 1 hr 75.8 % -- --
Rain 9866043 1 hr 0.00 in -- --
Rain-Daily 9866044 Daily Total 0.00 in -- --
Rain-Monthly 9866045 Monthly Total 0.00 in -- --
Rain-Annual 9866046 Annual Total 0.00 in -- --