Colorado
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Banner with Colorado and CDPHE logos on left with text on right reading Colorado Air Quality with Department of Public Health and Environment on the next line.

Detailed Air Quality Summary for 01/14/20

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 +]		 CAMP Moderate 70 Nitrogen Dioxide 72 PPB 1-hour 9 AM
Ft. Collins - Greeley
[expand +]		 FTCW Good 45 Ozone 49 PPB 8-hour 10 PM
Colorado Springs
[expand +]		 MAN Good 45 Ozone 49 PPB 8-hour 8 PM
Grand Junction
[expand +]		 GJPB Good 49 Particulate < 2.5 micrometers 11 µg/m3 24-hour 2 AM
Pueblo       Valid data unavailable      
Colorado River Valley
[expand +]		 RIFLO3 Good 31 Ozone 33 PPB 8-hour 5 PM
Four Corners
[expand +]		 CTZ Good 29 Ozone 31 PPB 8-hour 2 AM
Steamboat Springs       Valid data unavailable      
Other
[expand +]		 ASPN Good 44 Ozone 47 PPB 8-hour 4 PM

Area Site Visibility Max VSI 4-hour Average
(1/km)
 Beta Extinction
(1/km)
 Time *
(MST)
Denver DES Good 41 0.043 0.090 4 PM

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