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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 11/14/26 (Today)

Air Quality Forecasts and Advisories & Colorado Smoke Outlook
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.		 Current Air Quality

Current Hour:

Area Site Air Quality Max AQI Pollutant Conc. Period Time *
(MST)
Denver METRO
[expand +]		 ADB Moderate 62 Particulate < 2.5 micrometers 14 µg/m3 24-hour 1 PM
Ft. Collins - Greeley
[expand +]		 PMS Moderate 61 Particulate < 2.5 micrometers 14 µg/m3 24-hour 1 PM
Colorado Springs
[expand +]		 CCOL Good 46 Particulate < 2.5 micrometers 8 µg/m3 24-hour 1 PM
Grand Junction
[expand +]		 MESA Good 27 Particulate < 2.5 micrometers 4 µg/m3 24-hour 1 PM
Pueblo
[expand +]		 PFS Good 38 Particulate < 2.5 micrometers 6 µg/m3 24-hour 1 PM
Colorado River Valley
[expand +]		 RIFLO3 Good 17 Ozone 18 PPB 8-hour 1 PM
Four Corners
[expand +]		 CTZ Good 32 Ozone 35 PPB 8-hour 1 PM
Steamboat Springs
[expand +]		 SSMB Good 21 Particulate < 2.5 micrometers 3 µg/m3 24-hour 1 PM
Aspen
[expand +]		 ASPN2 Good 22 Particulate < 2.5 micrometers 3 µg/m3 24-hour 1 PM
Other
[expand +]		 DELT Good 36 Particulate < 2.5 micrometers 6 µg/m3 24-hour 1 PM

Area Site Visibility Max VSI 4-hour Average
(1/km)
 Beta Extinction
(1/km)
 Time *
(MST)
No valid VSI calculations found (12pm - 4pm)

Daily Highs:

Area Site Air Quality Max AQI Pollutant Conc. Period Time *
(MST)
Denver METRO
[expand +]		 ADB Moderate 77 Particulate < 10 micrometers 107 µg/m3 24-hour 2 AM
Ft. Collins - Greeley
[expand +]		 PMS Moderate 62 Particulate < 2.5 micrometers 15 µg/m3 24-hour 3 AM
Colorado Springs
[expand +]		 CCOL Moderate 52 Particulate < 2.5 micrometers 9 µg/m3 24-hour 2 AM
Grand Junction
[expand +]		 MESA Good 27 Particulate < 2.5 micrometers 4 µg/m3 24-hour 1 AM
Pueblo
[expand +]		 PFS Good 38 Particulate < 2.5 micrometers 6 µg/m3 24-hour 1 PM
Colorado River Valley
[expand +]		 RIFLO3 Good 17 Ozone 18 PPB 8-hour 1 PM
Four Corners
[expand +]		 PAG Good 35 Particulate < 10 micrometers 38 µg/m3 24-hour 3 AM
Steamboat Springs
[expand +]		 SSMB Good 21 Particulate < 2.5 micrometers 3 µg/m3 24-hour 1 PM
Aspen
[expand +]		 ASPN2 Good 23 Particulate < 2.5 micrometers 4 µg/m3 24-hour 5 AM
Other
[expand +]		 DELT Good 44 Particulate < 2.5 micrometers 7 µg/m3 24-hour 4 AM

Area Site Visibility Max VSI 4-hour Average
(1/km)
 Beta Extinction
(1/km)
 Time *
(MST)
No valid VSI calculations found (12pm - 4pm)

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

AQI health statements
Site information and abbreviations