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Colorado Department of Public Health and Environment

Detailed Air Quality Summary for 11/20/09 (Today)

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

Current Hour:

Area Site Air Quality Max AQI Pollutant Conc. Period Time
(MST)
Denver [+] WBY Good 40 Particulate < 10 micrometers 43 µg/m3 24-hour 4:00 PM
Ft. Collins - Greeley [+] FTCR Good 41 Ozone 48 PPB 8-hour 4:00 PM
Colorado Springs [+] CCOL Good 30 Particulate < 2.5 micrometers 9 µg/m3 24-hour 4:00 PM
Grand Junction [+] GJCT Good 30 Particulate < 10 micrometers 32 µg/m3 24-hour 4:00 PM
Other [+] RIFL Good 45 Particulate < 2.5 micrometers 14 µg/m3 24-hour 4:00 PM

Area Site Visibility Max VSI 4-hour Average
(1/km)
 Beta Extinction
(1/km)
 Time
(MST)
Denver DES Moderate 82 0.066 0.106 4:00 PM
Ft. Collins - Greeley DMA Poor 108 0.081 0.080 4:00 PM

Daily Highs:

Area Site Air Quality Max AQI Pollutant Conc. Period Time
(MST)
Denver [+] DMAS Good 44 Particulate < 2.5 micrometers 13 µg/m3 24-hour 4:00 AM
Ft. Collins - Greeley [+] FTCF Good 44 Particulate < 2.5 micrometers 13 µg/m3 24-hour 10:00 AM
Colorado Springs [+] MAN Good 34 Ozone 40 PPB 8-hour 9:00 AM
Grand Junction [+] GJCT Good 35 Particulate < 10 micrometers 38 µg/m3 24-hour 2:00 AM
Other [+] RIFL Good 45 Particulate < 2.5 micrometers 14 µg/m3 24-hour 10:00 AM

Area Site Visibility Max VSI 4-hour Average
(1/km)
 Beta Extinction
(1/km)
 Time
(MST)
Denver DES Moderate 89 0.070 0.064 12:00 PM
Ft. Collins - Greeley DMA Poor 135 0.101 0.075 12:00 PM

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