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 10327163 1 hr 0.037 ppm 0.090 --
O3 10327164 8 hr 0.020 ppm 0.070 0.070
PM10 10327166 24 hr 63.3 ug/m3 50.0 150.0
PM2.5 10327168 24 hr 3.1 ug/m3 -- 35.0
NO2 10327169 1 hr 0.007 ppm 0.180 0.100
CO 10327170 1 hr 0.3 ppm 20.0 35.0
CO 10327171 8 hr 0.5 ppm 9.0 9.0
SO2 10327172 1 hr 0.002 ppm -- 0.075
SO2 10327173 24 hr 0.002 ppm 0.040 0.140
Wind Speed 10327174 1 hr 8.7 mph -- --
Wind Direction 10327175 1 hr SE direction -- --
Temperature 10327176 1 hr 56.7° deg F -- --
Relative Humidity 10327177 1 hr 35.9 % -- --
Rain 10327178 1 hr 0.00 in -- --
Rain-Daily 10327179 Daily Total 0.00 in -- --
Rain-Monthly 10327180 Monthly Total 0.52 in -- --
Rain-Annual 10327181 Annual Total -- in -- --