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Detailed Air Quality Summary for 12/09/13 (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 [+] I-25 Moderate 65 Particulate < 2.5 micrometers 19 µg/m3 24-hour 9 PM
Ft. Collins - Greeley [+] FTCF Moderate 64 Particulate < 2.5 micrometers 19 µg/m3 24-hour 9 PM
Colorado Springs [+] CCOL Moderate 57 Particulate < 2.5 micrometers 15 µg/m3 24-hour 9 PM
Grand Junction [+] PAL Good 29 Ozone 34 PPB 8-hour 9 PM
Colorado River Valley [+] RIFLO3 Good 17 Ozone 20 PPB 8-hour 9 PM
Four Corners [+] CTZ Good 29 Ozone 34 PPB 8-hour 9 PM
Other [+] DELT Moderate 57 Particulate < 2.5 micrometers 15 µg/m3 24-hour 9 PM

Area Site Visibility Max VSI 4-hour Average
(1/km)
 Beta Extinction
(1/km)
 Time *
(MST)

Daily Highs:

Area Site Air Quality Max AQI Pollutant Conc. Period Time *
(MST)
Denver [+] CAMP Unhealthy for Sensitive Groups 101 Particulate < 2.5 micrometers 36 µg/m3 24-hour 1 AM
Ft. Collins - Greeley [+] FTCF Moderate 72 Particulate < 2.5 micrometers 22 µg/m3 24-hour 12 PM
Colorado Springs [+] CCOL Moderate 57 Particulate < 2.5 micrometers 15 µg/m3 24-hour 9 PM
Grand Junction [+] PAL Good 31 Ozone 36 PPB 8-hour 6 PM
Colorado River Valley [+] RIFL Good 50 Particulate < 2.5 micrometers 12 µg/m3 24-hour 3 AM
Four Corners [+] CTZ Good 31 Ozone 37 PPB 8-hour 7 PM
Other [+] DELT Moderate 57 Particulate < 2.5 micrometers 15 µg/m3 24-hour 9 PM

Area Site Visibility Max VSI 4-hour Average
(1/km)
 Beta Extinction
(1/km)
 Time *
(MST)
Ft. Collins - Greeley DMA Poor 184 0.138 0.068 4 PM

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

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Colorado Department of Public Health & Environment/APCD/Technical Services Program
visit us at: http://www.colorado.gov/airquality - all data are preliminary