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Detailed Air Quality Summary for 09/01/14

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
[expand +]		 NREL Moderate 64 Ozone 64 PPB 8-hour 7 PM
Ft. Collins - Greeley
[expand +]		 FTCW Moderate 51 Ozone 60 PPB 8-hour 7 PM
Colorado Springs
[expand +]		 H24 Moderate 89 Sulfur Dioxide 66 PPB 1-hour 11 AM
Grand Junction
[expand +]		 GJPB Moderate 57 Particulate < 2.5 micrometers 15 µg/m3 24-hour 11 PM
Pueblo       Valid data unavailable      
Colorado River Valley
[expand +]		 RIFLO3 Good 42 Ozone 49 PPB 8-hour 7 PM
Four Corners
[expand +]		 CTZ Good 39 Ozone 46 PPB 8-hour 7 PM
Other
[expand +]		 DELT Moderate 52 Particulate < 2.5 micrometers 12 µg/m3 24-hour 11 PM

Area Site Visibility Max VSI 4-hour Average
(1/km)
 Beta Extinction
(1/km)
 Time *
(MST)
Denver DES Moderate 58 0.055 0.049 11 AM
Ft. Collins - Greeley DMA Moderate 54 0.053 0.051 12 PM

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