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 10045381 1 hr 0.033 ppm 0.090 --
O3 10045382 8 hr 0.018 ppm 0.070 0.070
PM10 10045384 24 hr 45.9 ug/m3 50.0 150.0
PM2.5 10045386 24 hr 15.1 ug/m3 -- 35.0
NO2 10045387 1 hr 0.019 ppm 0.180 0.100
CO 10045388 1 hr 0.1 ppm 20.0 35.0
CO 10045389 8 hr 0.1 ppm 9.0 9.0
SO2 10045390 1 hr 0.002 ppm -- 0.075
SO2 10045391 24 hr 0.002 ppm 0.040 0.140
Wind Speed 10045392 1 hr 6.0 mph -- --
Wind Direction 10045393 1 hr SE direction -- --
Temperature 10045394 1 hr 78.5° deg F -- --
Relative Humidity 10045395 1 hr 60.3 % -- --
Rain 10045396 1 hr 0.00 in -- --
Rain-Daily 10045397 Daily Total 0.00 in -- --
Rain-Monthly 10045398 Monthly Total 0.00 in -- --
Rain-Annual 10045399 Annual Total 0.00 in -- --