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Detailed Air Quality Summary for 11/25/15

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 +]		 I25GLO Moderate 63 Nitrogen Dioxide 65 PPB 1-hour 8 AM
Ft. Collins - Greeley
[expand +]		 FTCF Moderate 53 Particulate < 2.5 micrometers 13 µg/m3 24-hour 6 AM
Colorado Springs
[expand +]		 MAN Good 37 Ozone 44 PPB 8-hour 6 AM
Grand Junction
[expand +]		 GJPB Moderate 55 Particulate < 2.5 micrometers 14 µg/m3 24-hour 1 AM
Pueblo       Valid data unavailable      
Colorado River Valley
[expand +]		 RIFL Good 31 Particulate < 2.5 micrometers 7 µg/m3 24-hour 6 PM
Four Corners
[expand +]		 CTZ Good 30 Ozone 35 PPB 8-hour 4 PM
Other
[expand +]		 DELT Moderate 51 Particulate < 2.5 micrometers 12 µg/m3 24-hour 1 AM

Area Site Visibility Max VSI 4-hour Average
(1/km)
 Beta Extinction
(1/km)
 Time *
(MST)
Denver DES Poor 108 0.081 0.068 12 PM
Ft. Collins - Greeley DMA Moderate 66 0.058 0.064 4 PM

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