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Detailed Air Quality Summary for 06/26/17 (Today)

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 Hour:

Area Site Air Quality Max AQI Pollutant Conc. Period Time *
(MST)
Denver [+] NREL Moderate 97 Ozone 69 PPB 8-hour 5:00 PM
Ft. Collins - Greeley [+] FTCW Moderate 80 Ozone 64 PPB 8-hour 5:00 PM
Colorado Springs [+] ACAD Moderate 54 Ozone 56 PPB 8-hour 5:00 PM
Grand Junction [+] PAL Good 50 Ozone 54 PPB 8-hour 5:00 PM
Colorado River Valley [+] RIFLO3 Good 44 Ozone 47 PPB 8-hour 5:00 PM
Four Corners [+] CTZ Good 49 Ozone 53 PPB 8-hour 5:00 PM
Other [+] ELK Good 46 Ozone 50 PPB 8-hour 5:00 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
[expand +]
NREL Moderate 97 Ozone 69 PPB 8-hour 5 PM
Ft. Collins - Greeley
[expand +]
FTCW Moderate 80 Ozone 64 PPB 8-hour 5 PM
Colorado Springs
[expand +]
ACAD Moderate 54 Ozone 56 PPB 8-hour 5 PM
Grand Junction
[expand +]
PAL Good 50 Ozone 54 PPB 8-hour 5 PM
Colorado River Valley
[expand +]
RIFLO3 Good 44 Ozone 47 PPB 8-hour 5 PM
Four Corners
[expand +]
CTZ Good 49 Ozone 53 PPB 8-hour 5 PM
Other
[expand +]
ELK Good 46 Ozone 50 PPB 8-hour 5 PM

Area Site Visibility Max VSI 4-hour Average
(1/km)
Beta Extinction
(1/km)
Time *
(MST)
Denver DES Poor 160 0.120 0.105 11 AM

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