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Detailed Air Quality Summary for 07/27/16

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 Unhealthy 159 Ozone 89 PPB 8-hour 7 PM
Ft. Collins - Greeley
[expand +]		 FTCW Moderate 87 Ozone 66 PPB 8-hour 6 PM
Colorado Springs
[expand +]		 MAN Moderate 74 Ozone 62 PPB 8-hour 7 PM
Grand Junction
[expand +]		 PAL Good 49 Ozone 53 PPB 8-hour 8 PM
Pueblo       Valid data unavailable      
Colorado River Valley
[expand +]		 RIFLO3 Good 46 Ozone 50 PPB 8-hour 7 PM
Four Corners
[expand +]		 CTZ Good 46 Ozone 50 PPB 8-hour 5 PM
Other
[expand +]		 ASPN Good 47 Ozone 51 PPB 8-hour 6 PM

Area Site Visibility Max VSI 4-hour Average
(1/km)
 Beta Extinction
(1/km)
 Time *
(MST)
Denver DES Poor 115 0.087 0.083 11 AM
Ft. Collins - Greeley DMA Poor 105 0.079 0.078 3 PM

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