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Monitoring Total Particulate Matter

We measure the total particulate mass concentration in the air on a routine basis as well as during incidents that may affect ambient air.

Raw 24-Hour Averages Data for Old White Rock Fire Station

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View 30-Minute Averages

Select a different location

24-hour averages provide an indication of the current air concentrations.

They can be compared to the EPA standards of 35 µg/m3 (PM 2.5) and 150 µg/m3 (PM 10)

Select Start Date
JulyAugust 2015September
SunMonTueWedThuFriSat
2627282930311
2345678
9101112131415
16171819202122
23242526272829
303112345
Select End Date
JulyAugust 2015September
SunMonTueWedThuFriSat
2627282930311
2345678
9101112131415
16171819202122
23242526272829
303112345

PM 10 data are not currently available.

This system operates on Daylight Saving Time (MDT) on a year-round basis.

View Chart

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