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Detailed Air Quality Summary for 09/13/18

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 *
(MST)
Denver
[expand +]
ADM Good 49 Particulate < 10 micrometers 53 µg/m3 24-hour 9 PM
Ft. Collins - Greeley
[expand +]
GREH Moderate 82 Particulate < 10 micrometers 117 µg/m3 24-hour 11 PM
Colorado Springs
[expand +]
ACAD Good 42 Ozone 45 PPB 8-hour 6 PM
Grand Junction
[expand +]
PAL Good 38 Ozone 41 PPB 8-hour 6 PM
Colorado River Valley
[expand +]
RIFLO3 Good 37 Ozone 40 PPB 8-hour 5 PM
Four Corners       Valid data unavailable      
Other
[expand +]
ELK Good 41 Ozone 44 PPB 8-hour 7 PM

Area Site Visibility Max VSI 4-hour Average
(1/km)
Beta Extinction
(1/km)
Time *
(MST)
Denver DES Good 33 0.037 0.026 11 AM

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