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Use the links above to access CDPHE resources...

Detailed Air Quality Summary for 12/03/12

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 *
Denver [+] AURE Good 40 Ozone 47 PPB 8-hour 4 PM
Ft. Collins - Greeley [+] FTCR Good 42 Ozone 49 PPB 8-hour 2 PM
Colorado Springs [+] ACAD Good 39 Ozone 46 PPB 8-hour 5 AM
Grand Junction [+] GJPB Good 26 Particulate < 2.5 micrometers 8 µg/m3 24-hour 6 PM
Colorado River Valley [+] RIFLO3 Good 31 Ozone 36 PPB 8-hour 4 PM
Four Corners [+] CTZ Good 28 Ozone 33 PPB 8-hour 5 PM
Other [+] LAY Good 31 Ozone 36 PPB 8-hour 5 PM

Area Site Visibility Max VSI 4-hour Average
Beta Extinction
Time *
Ft. Collins - Greeley DMA Poor 154 0.115 0.124 4 PM

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

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