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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 02/06/24

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 80 Particulate < 2.5 micrometers 26 µg/m3 24-hour 3 PM
Ft. Collins - Greeley
[expand +]		 GREH Moderate 60 Particulate < 2.5 micrometers 16 µg/m3 24-hour 1 AM
Colorado Springs
[expand +]		 MAN Good 41 Ozone 44 PPB 8-hour 4 PM
Grand Junction
[expand +]		 PAL Good 23 Ozone 25 PPB 8-hour 1 AM
Pueblo
[expand +]		 PWES Good 33 Ozone 36 PPB 8-hour 11 PM
Colorado River Valley
[expand +]		 RIFLO3 Good 31 Ozone 33 PPB 8-hour 7 PM
Four Corners
[expand +]		 CTZ Good 36 Ozone 39 PPB 8-hour 5 PM
Other
[expand +]		 ASPN Good 45 Ozone 49 PPB 8-hour 8 PM

Area Site Visibility Max VSI 4-hour Average
(1/km)
 Beta Extinction
(1/km)
 Time *
(MST)
Denver DES Poor 165 0.124 0.135 2 PM

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