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Colorado Department of Public Health and Environment

Detailed Air Quality Summary for 11/04/09

Front Range Air Quality Forecast & 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

Daily Highs:

Area Site Air Quality Max AQI Pollutant Conc. Period Time
(MST)
Denver [+] DMAS Good 47 Particulate < 2.5 micrometers 14 µg/m3 24-hour 10:00 PM
Ft. Collins - Greeley [+] FTCF Good 33 Particulate < 2.5 micrometers 10 µg/m3 24-hour 1:00 AM
Colorado Springs [+] CCOL Good 32 Particulate < 2.5 micrometers 10 µg/m3 24-hour 1:00 AM
Grand Junction [+] GJCT Good 35 Particulate < 10 micrometers 38 µg/m3 24-hour 1:00 AM
Other [+] RIFL Good 39 Particulate < 2.5 micrometers 12 µg/m3 24-hour 10:00 PM

Area Site Visibility Max VSI 4-hour Average
(1/km)
 Beta Extinction
(1/km)
 Time
(MST)
Denver DES Poor 155 0.116 0.149 4:00 PM
Ft. Collins - Greeley DMA Poor 121 0.091 0.102 4:00 PM

 
© Colorado Department of Public Health and Environment, Denver, CO