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Detailed Air Quality Summary for 09/01/13

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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RFN Moderate 51 Ozone 60 PPB 8-hour 7 PM
Ft. Collins - Greeley
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FTCW Good 50 Ozone 59 PPB 8-hour 7 PM
Colorado Springs
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ACAD Good 41 Ozone 48 PPB 8-hour 5 PM
Grand Junction
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PAL Good 38 Ozone 45 PPB 8-hour 6 PM
Colorado River Valley
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RIFLO3 Good 36 Ozone 42 PPB 8-hour 6 PM
Four Corners
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CTZ Good 35 Ozone 41 PPB 8-hour 6 PM
Other
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LAY Good 42 Ozone 49 PPB 8-hour 7 PM

Area Site Visibility Max VSI 4-hour Average
(1/km)
Beta Extinction
(1/km)
Time *
(MST)
Ft. Collins - Greeley DMA Moderate 77 0.064 0.063 3 PM

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