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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

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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
SeptemberOctober 2014November
SunMonTueWedThuFriSat
2829301234
567891011
12131415161718
19202122232425
2627282930311
2345678
Select End Date
SeptemberOctober 2014November
SunMonTueWedThuFriSat
2829301234
567891011
12131415161718
19202122232425
2627282930311
2345678

PM 10 data are not currently available.

PM 2.5: 2.4 µg/m3 on Tuesday, October 21, 2014 11:00 PM PM 2.5: 2.5 µg/m3 on Tuesday, October 21, 2014 10:30 PM PM 2.5: 2.5 µg/m3 on Tuesday, October 21, 2014 10:00 PM PM 2.5: 2.5 µg/m3 on Tuesday, October 21, 2014 9:30 PM PM 2.5: 2.5 µg/m3 on Tuesday, October 21, 2014 9:00 PM PM 2.5: 2.5 µg/m3 on Tuesday, October 21, 2014 8:30 PM PM 2.5: 2.5 µg/m3 on Tuesday, October 21, 2014 8:00 PM PM 2.5: 2.5 µg/m3 on Tuesday, October 21, 2014 7:30 PM PM 2.5: 2.5 µg/m3 on Tuesday, October 21, 2014 7:00 PM PM 2.5: 2.5 µg/m3 on Tuesday, October 21, 2014 6:30 PM PM 2.5: 2.5 µg/m3 on Tuesday, October 21, 2014 6:00 PM PM 2.5: 2.6 µg/m3 on Tuesday, October 21, 2014 5:30 PM PM 2.5: 2.6 µg/m3 on Tuesday, October 21, 2014 5:00 PM PM 2.5: 2.9 µg/m3 on Tuesday, October 21, 2014 4:30 PM PM 2.5: 2.9 µg/m3 on Tuesday, October 21, 2014 4:00 PM PM 2.5: 2.8 µg/m3 on Tuesday, October 21, 2014 3:30 PM PM 2.5: 2.8 µg/m3 on Tuesday, October 21, 2014 3:00 PM PM 2.5: 2.7 µg/m3 on Tuesday, October 21, 2014 2:30 PM PM 2.5: 2.7 µg/m3 on Tuesday, October 21, 2014 2:00 PM PM 2.5: 2.7 µg/m3 on Tuesday, October 21, 2014 1:30 PM PM 2.5: 2.7 µg/m3 on Tuesday, October 21, 2014 1:00 PM PM 2.5: 2.7 µg/m3 on Tuesday, October 21, 2014 12:30 PM PM 2.5: 2.7 µg/m3 on Tuesday, October 21, 2014 12:00 PM PM 2.5: 2.6 µg/m3 on Tuesday, October 21, 2014 11:30 AM PM 2.5: 2.6 µg/m3 on Tuesday, October 21, 2014 11:00 AM PM 2.5: 2.5 µg/m3 on Tuesday, October 21, 2014 10:30 AM PM 2.5: 2.5 µg/m3 on Tuesday, October 21, 2014 10:00 AM PM 2.5: 2.5 µg/m3 on Tuesday, October 21, 2014 9:30 AM PM 2.5: 2.5 µg/m3 on Tuesday, October 21, 2014 9:00 AM PM 2.5: 2.5 µg/m3 on Tuesday, October 21, 2014 8:30 AM PM 2.5: 2.5 µg/m3 on Tuesday, October 21, 2014 8:00 AM PM 2.5: 2.4 µg/m3 on Tuesday, October 21, 2014 7:30 AM PM 2.5: 2.4 µg/m3 on Tuesday, October 21, 2014 7:00 AM PM 2.5: 2.4 µg/m3 on Tuesday, October 21, 2014 6:30 AM PM 2.5: 2.4 µg/m3 on Tuesday, October 21, 2014 6:00 AM PM 2.5: 2.4 µg/m3 on Tuesday, October 21, 2014 5:30 AM PM 2.5: 2.4 µg/m3 on Tuesday, October 21, 2014 5:00 AM PM 2.5: 2.4 µg/m3 on Tuesday, October 21, 2014 4:30 AM PM 2.5: 2.4 µg/m3 on Tuesday, October 21, 2014 4:00 AM PM 2.5: 2.4 µg/m3 on Tuesday, October 21, 2014 3:30 AM PM 2.5: 2.4 µg/m3 on Tuesday, October 21, 2014 3:00 AM PM 2.5: 2.4 µg/m3 on Tuesday, October 21, 2014 2:30 AM PM 2.5: 2.4 µg/m3 on Tuesday, October 21, 2014 2:00 AM PM 2.5: 2.4 µg/m3 on Tuesday, October 21, 2014 1:30 AM PM 2.5: 2.4 µg/m3 on Tuesday, October 21, 2014 1:00 AM PM 2.5: 2.4 µg/m3 on Tuesday, October 21, 2014 12:30 AM PM 2.5: 2.4 µg/m3 on Tuesday, October 21, 2014 12:00 AM PM 2.5: 2.5 µg/m3 on Monday, October 20, 2014 11:30 PM PM 2.5: 2.5 µg/m3 on Monday, October 20, 2014 11:00 PM PM 2.5: 2.3 µg/m3 on Monday, October 20, 2014 10:30 PM PM 2.5: 2.3 µg/m3 on Monday, October 20, 2014 10:00 PM PM 2.5: 2.2 µg/m3 on Monday, October 20, 2014 9:30 PM PM 2.5: 2.2 µg/m3 on Monday, October 20, 2014 9:00 PM PM 2.5: 2.1 µg/m3 on Monday, October 20, 2014 8:30 PM PM 2.5: 2.1 µg/m3 on Monday, October 20, 2014 8:00 PM PM 2.5: 2.1 µg/m3 on Monday, October 20, 2014 7:30 PM PM 2.5: 2.1 µg/m3 on Monday, October 20, 2014 7:00 PM PM 2.5: 2.2 µg/m3 on Monday, October 20, 2014 6:30 PM PM 2.5: 2.2 µg/m3 on Monday, October 20, 2014 6:00 PM PM 2.5: 2.4 µg/m3 on Monday, October 20, 2014 5:30 PM PM 2.5: 2.4 µg/m3 on Monday, October 20, 2014 5:00 PM PM 2.5: 2.5 µg/m3 on Monday, October 20, 2014 4:30 PM PM 2.5: 2.5 µg/m3 on Monday, October 20, 2014 4:00 PM PM 2.5: 2.7 µg/m3 on Monday, October 20, 2014 3:30 PM PM 2.5: 2.7 µg/m3 on Monday, October 20, 2014 3:00 PM PM 2.5: 2.7 µg/m3 on Monday, October 20, 2014 2:30 PM PM 2.5: 2.7 µg/m3 on Monday, October 20, 2014 2:00 PM PM 2.5: 2.7 µg/m3 on Monday, October 20, 2014 1:30 PM PM 2.5: 2.7 µg/m3 on Monday, October 20, 2014 1:00 PM PM 2.5: 2.8 µg/m3 on Monday, October 20, 2014 12:30 PM PM 2.5: 2.8 µg/m3 on Monday, October 20, 2014 12:00 PM PM 2.5: 2.9 µg/m3 on Monday, October 20, 2014 11:30 AM PM 2.5: 2.9 µg/m3 on Monday, October 20, 2014 11:00 AM PM 2.5: 3 µg/m3 on Monday, October 20, 2014 10:30 AM PM 2.5: 3 µg/m3 on Monday, October 20, 2014 10:00 AM PM 2.5: 3 µg/m3 on Monday, October 20, 2014 9:30 AM PM 2.5: 3 µg/m3 on Monday, October 20, 2014 9:00 AM PM 2.5: 3 µg/m3 on Monday, October 20, 2014 8:30 AM PM 2.5: 3 µg/m3 on Monday, October 20, 2014 8:00 AM PM 2.5: 3.2 µg/m3 on Monday, October 20, 2014 7:30 AM PM 2.5: 3.2 µg/m3 on Monday, October 20, 2014 7:00 AM PM 2.5: 3.2 µg/m3 on Monday, October 20, 2014 6:30 AM PM 2.5: 3.2 µg/m3 on Monday, October 20, 2014 6:00 AM PM 2.5: 3.4 µg/m3 on Monday, October 20, 2014 5:30 AM PM 2.5: 3.4 µg/m3 on Monday, October 20, 2014 5:00 AM PM 2.5: 3.4 µg/m3 on Monday, October 20, 2014 4:30 AM PM 2.5: 3.4 µg/m3 on Monday, October 20, 2014 4:00 AM PM 2.5: 3.6 µg/m3 on Monday, October 20, 2014 3:30 AM PM 2.5: 3.6 µg/m3 on Monday, October 20, 2014 3:00 AM PM 2.5: 3.7 µg/m3 on Monday, October 20, 2014 2:30 AM PM 2.5: 3.7 µg/m3 on Monday, October 20, 2014 2:00 AM PM 2.5: 3.9 µg/m3 on Monday, October 20, 2014 1:30 AM PM 2.5: 3.9 µg/m3 on Monday, October 20, 2014 1:00 AM PM 2.5: 4 µg/m3 on Monday, October 20, 2014 12:30 AM PM 2.5: 4 µg/m3 on Monday, October 20, 2014 12:00 AM PM 2.5: 4.2 µg/m3 on Sunday, October 19, 2014 11:30 PM PM 2.5: 4.2 µg/m3 on Sunday, October 19, 2014 11:00 PM PM 2.5: 4.4 µg/m3 on Sunday, October 19, 2014 10:30 PM PM 2.5: 4.4 µg/m3 on Sunday, October 19, 2014 10:00 PM PM 2.5: 4.7 µg/m3 on Sunday, October 19, 2014 9:30 PM PM 2.5: 4.7 µg/m3 on Sunday, October 19, 2014 9:00 PM PM 2.5: 4.9 µg/m3 on Sunday, October 19, 2014 8:30 PM PM 2.5: 4.9 µg/m3 on Sunday, October 19, 2014 8:00 PM PM 2.5: 5 µg/m3 on Sunday, October 19, 2014 7:30 PM PM 2.5: 5 µg/m3 on Sunday, October 19, 2014 7:00 PM PM 2.5: 5.1 µg/m3 on Sunday, October 19, 2014 6:30 PM PM 2.5: 5.1 µg/m3 on Sunday, October 19, 2014 6:00 PM PM 2.5: 5.1 µg/m3 on Sunday, October 19, 2014 5:30 PM PM 2.5: 5.1 µg/m3 on Sunday, October 19, 2014 5:00 PM PM 2.5: 4.9 µg/m3 on Sunday, October 19, 2014 4:30 PM PM 2.5: 4.9 µg/m3 on Sunday, October 19, 2014 4:00 PM PM 2.5: 5 µg/m3 on Sunday, October 19, 2014 3:30 PM PM 2.5: 5 µg/m3 on Sunday, October 19, 2014 3:00 PM PM 2.5: 5 µg/m3 on Sunday, October 19, 2014 2:30 PM PM 2.5: 5 µg/m3 on Sunday, October 19, 2014 2:00 PM PM 2.5: 4.9 µg/m3 on Sunday, October 19, 2014 1:30 PM PM 2.5: 4.9 µg/m3 on Sunday, October 19, 2014 1:00 PM PM 2.5: 4.8 µg/m3 on Sunday, October 19, 2014 12:30 PM PM 2.5: 4.8 µg/m3 on Sunday, October 19, 2014 12:00 PM PM 2.5: 4.6 µg/m3 on Sunday, October 19, 2014 11:30 AM PM 2.5: 4.6 µg/m3 on Sunday, October 19, 2014 11:00 AM PM 2.5: 4.4 µg/m3 on Sunday, October 19, 2014 10:30 AM PM 2.5: 4.4 µg/m3 on Sunday, October 19, 2014 10:00 AM PM 2.5: 4.3 µg/m3 on Sunday, October 19, 2014 9:30 AM PM 2.5: 4.3 µg/m3 on Sunday, October 19, 2014 9:00 AM PM 2.5: 4.2 µg/m3 on Sunday, October 19, 2014 8:30 AM PM 2.5: 4.2 µg/m3 on Sunday, October 19, 2014 8:00 AM PM 2.5: 4.2 µg/m3 on Sunday, October 19, 2014 7:30 AM PM 2.5: 4.2 µg/m3 on Sunday, October 19, 2014 7:00 AM PM 2.5: 4.3 µg/m3 on Sunday, October 19, 2014 6:30 AM PM 2.5: 4.3 µg/m3 on Sunday, October 19, 2014 6:00 AM PM 2.5: 4.5 µg/m3 on Sunday, October 19, 2014 5:30 AM PM 2.5: 4.5 µg/m3 on Sunday, October 19, 2014 5:00 AM PM 2.5: 4.5 µg/m3 on Sunday, October 19, 2014 4:30 AM PM 2.5: 4.5 µg/m3 on Sunday, October 19, 2014 4:00 AM PM 2.5: 4.5 µg/m3 on Sunday, October 19, 2014 3:30 AM PM 2.5: 4.5 µg/m3 on Sunday, October 19, 2014 3:00 AM PM 2.5: 4.5 µg/m3 on Sunday, October 19, 2014 2:30 AM PM 2.5: 4.5 µg/m3 on Sunday, October 19, 2014 2:00 AM PM 2.5: 4.4 µg/m3 on Sunday, October 19, 2014 1:30 AM PM 2.5: 4.4 µg/m3 on Sunday, October 19, 2014 1:00 AM PM 2.5: 4.4 µg/m3 on Sunday, October 19, 2014 12:30 AM PM 2.5: 4.4 µg/m3 on Sunday, October 19, 2014 12:00 AM PM 2.5: 4.3 µg/m3 on Saturday, October 18, 2014 11:30 PM PM 2.5: 4.3 µg/m3 on Saturday, October 18, 2014 11:00 PM PM 2.5: 4.3 µg/m3 on Saturday, October 18, 2014 10:30 PM PM 2.5: 4.3 µg/m3 on Saturday, October 18, 2014 10:00 PM PM 2.5: 4.3 µg/m3 on Saturday, October 18, 2014 9:30 PM PM 2.5: 4.3 µg/m3 on Saturday, October 18, 2014 9:00 PM PM 2.5: 4.3 µg/m3 on Saturday, October 18, 2014 8:30 PM PM 2.5: 4.3 µg/m3 on Saturday, October 18, 2014 8:00 PM PM 2.5: 4.3 µg/m3 on Saturday, October 18, 2014 7:30 PM PM 2.5: 4.3 µg/m3 on Saturday, October 18, 2014 7:00 PM PM 2.5: 4.4 µg/m3 on Saturday, October 18, 2014 6:30 PM PM 2.5: 4.4 µg/m3 on Saturday, October 18, 2014 6:00 PM PM 2.5: 4.4 µg/m3 on Saturday, October 18, 2014 5:30 PM PM 2.5: 4.4 µg/m3 on Saturday, October 18, 2014 5:00 PM PM 2.5: 4.3 µg/m3 on Saturday, October 18, 2014 4:30 PM PM 2.5: 4.3 µg/m3 on Saturday, October 18, 2014 4:00 PM PM 2.5: 4.2 µg/m3 on Saturday, October 18, 2014 3:30 PM PM 2.5: 4.2 µg/m3 on Saturday, October 18, 2014 3:00 PM PM 2.5: 4.1 µg/m3 on Saturday, October 18, 2014 2:30 PM PM 2.5: 4.1 µg/m3 on Saturday, October 18, 2014 2:00 PM PM 2.5: 4 µg/m3 on Saturday, October 18, 2014 1:30 PM PM 2.5: 4 µg/m3 on Saturday, October 18, 2014 1:00 PM PM 2.5: 4 µg/m3 on Saturday, October 18, 2014 12:30 PM PM 2.5: 4 µg/m3 on Saturday, October 18, 2014 12:00 PM PM 2.5: 4 µg/m3 on Saturday, October 18, 2014 11:30 AM PM 2.5: 4 µg/m3 on Saturday, October 18, 2014 11:00 AM PM 2.5: 4 µg/m3 on Saturday, October 18, 2014 10:30 AM PM 2.5: 4 µg/m3 on Saturday, October 18, 2014 10:00 AM PM 2.5: 3.9 µg/m3 on Saturday, October 18, 2014 9:30 AM PM 2.5: 3.9 µg/m3 on Saturday, October 18, 2014 9:00 AM PM 2.5: 3.8 µg/m3 on Saturday, October 18, 2014 8:30 AM PM 2.5: 3.8 µg/m3 on Saturday, October 18, 2014 8:00 AM PM 2.5: 3.7 µg/m3 on Saturday, October 18, 2014 7:30 AM PM 2.5: 3.7 µg/m3 on Saturday, October 18, 2014 7:00 AM PM 2.5: 3.6 µg/m3 on Saturday, October 18, 2014 6:30 AM PM 2.5: 3.6 µg/m3 on Saturday, October 18, 2014 6:00 AM PM 2.5: 3.4 µg/m3 on Saturday, October 18, 2014 5:30 AM PM 2.5: 3.4 µg/m3 on Saturday, October 18, 2014 5:00 AM PM 2.5: 3.2 µg/m3 on Saturday, October 18, 2014 4:30 AM PM 2.5: 3.2 µg/m3 on Saturday, October 18, 2014 4:00 AM PM 2.5: 3 µg/m3 on Saturday, October 18, 2014 3:30 AM PM 2.5: 3 µg/m3 on Saturday, October 18, 2014 3:00 AM PM 2.5: 2.9 µg/m3 on Saturday, October 18, 2014 2:30 AM PM 2.5: 2.9 µg/m3 on Saturday, October 18, 2014 2:00 AM PM 2.5: 2.8 µg/m3 on Saturday, October 18, 2014 1:30 AM PM 2.5: 2.8 µg/m3 on Saturday, October 18, 2014 1:00 AM
Date & Time (MDT)PM 2.5 24-hour Average (µg/m3)PM 10 24-hour Average (µg/m3)
10/18/2014 1:00:05 AM 2.8
10/18/2014 1:30:05 AM 2.8
10/18/2014 2:00:05 AM 2.9
10/18/2014 2:30:05 AM 2.9
10/18/2014 3:00:05 AM 3
10/18/2014 3:30:05 AM 3
10/18/2014 4:00:05 AM 3.2
10/18/2014 4:30:05 AM 3.2
10/18/2014 5:00:05 AM 3.4
10/18/2014 5:30:05 AM 3.4
10/18/2014 6:00:05 AM 3.6
10/18/2014 6:30:05 AM 3.6
10/18/2014 7:00:05 AM 3.7
10/18/2014 7:30:05 AM 3.7
10/18/2014 8:00:05 AM 3.8
10/18/2014 8:30:05 AM 3.8
10/18/2014 9:00:05 AM 3.9
10/18/2014 9:30:05 AM 3.9
10/18/2014 10:00:05 AM 4
10/18/2014 10:30:05 AM 4
10/18/2014 11:00:05 AM 4
10/18/2014 11:30:05 AM 4
10/18/2014 12:00:05 PM 4
10/18/2014 12:30:05 PM 4
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This system operates on Daylight Saving Time (MDT) on a year-round basis.

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