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Detailed Air Quality Summary for 07/06/13

Learn more about monitoring sites: site descriptions and
real-time monitoring map

All data are collected real-time and have not been corrected nor validated.

Daily Highs:

Area Site Air Quality Max AQI Pollutant Conc. Period Time *
(MST)
Denver
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CHAT Moderate 74 Ozone 67 PPB 8-hour 6 PM
Ft. Collins - Greeley
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GRET Moderate 51 Ozone 60 PPB 8-hour 5 PM
Colorado Springs
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ACAD Moderate 71 Ozone 66 PPB 8-hour 4 PM
Grand Junction
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GJPB Good 27 Particulate < 2.5 micrometers 7 µg/m3 24-hour 1 AM
Colorado River Valley
[expand +]
RIFLO3 Good 48 Ozone 57 PPB 8-hour 6 PM
Four Corners
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CTZ Good 49 Ozone 58 PPB 8-hour 5 PM
Other
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LAY Good 49 Ozone 58 PPB 8-hour 4 PM

Area Site Visibility Max VSI 4-hour Average
(1/km)
Beta Extinction
(1/km)
Time *
(MST)
Denver DES Moderate 70 0.060 0.062 3 PM

* All data are reported in Mountain Standard Time (MST). During daylight savings time add one hour to the reported hour.