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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 07/16/24 (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 +]		 RFN Moderate 54 Ozone 56 PPB 8-hour 11 PM
Ft. Collins - Greeley
[expand +]		 FTC Good 47 Ozone 51 PPB 8-hour 11 PM
Colorado Springs
[expand +]		 MAN Moderate 74 Ozone 62 PPB 8-hour 11 PM
Grand Junction
[expand +]		 PAL Moderate 51 Ozone 55 PPB 8-hour 11 PM
Pueblo
[expand +]		 PWES Good 48 Ozone 52 PPB 8-hour 11 PM
Colorado River Valley
[expand +]		 RIFLO3 Good 40 Ozone 43 PPB 8-hour 11 PM
Four Corners
[expand +]		 CTZ Good 48 Ozone 52 PPB 8-hour 11 PM
Other
[expand +]		 LMB Good 39 Particulate < 2.5 micrometers 7 µg/m3 24-hour 11 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       Valid data unavailable      
Ft. Collins - Greeley       Valid data unavailable      
Colorado Springs       Valid data unavailable      
Grand Junction       Valid data unavailable      
Pueblo       Valid data unavailable      
Colorado River Valley       Valid data unavailable      
Four Corners       Valid data unavailable      

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