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Detailed Air Quality Summary for 04/23/14

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 METRO
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ASP Moderate 71 Ozone 66 PPB 8-hour 4 PM
Ft. Collins - Greeley
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FTCW Moderate 58 Ozone 62 PPB 8-hour 3 PM
Colorado Springs
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ACAD Moderate 67 Ozone 65 PPB 8-hour 5 PM
Grand Junction
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PAL Good 48 Ozone 57 PPB 8-hour 1 AM
Pueblo       Valid data unavailable      
Colorado River Valley
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RIFLO3 Good 47 Ozone 55 PPB 8-hour 1 AM
Four Corners
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CTZ Good 48 Ozone 57 PPB 8-hour 4 PM
Other
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ASPN Good 50 Ozone 59 PPB 8-hour 6 PM

Area Site Visibility Max VSI 4-hour Average
(1/km)
Beta Extinction
(1/km)
Time *
(MST)
Denver DES Good 46 0.047 0.055 3 PM
Ft. Collins - Greeley DMA Good 34 0.038 0.039 3 PM

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