Translate

Detailed Air Quality Summary for 11/17/17 (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 [+] ADM Moderate 71 Particulate < 10 micrometers 95 µg/m3 24-hour 2:00 PM
Ft. Collins - Greeley [+] GREH Good 39 Particulate < 10 micrometers 42 µg/m3 24-hour 2:00 PM
Colorado Springs [+] ACAD Good 32 Ozone 35 PPB 8-hour 2:00 PM
Grand Junction [+] GJPB Moderate 53 Particulate < 2.5 micrometers 13 µg/m3 24-hour 2:00 PM
Colorado River Valley [+] RIFLO3 Good 21 Ozone 23 PPB 8-hour 2:00 PM
Four Corners [+] CTZ Good 28 Ozone 30 PPB 8-hour 2:00 PM
Other [+] DELT Good 39 Particulate < 2.5 micrometers 9 µg/m3 24-hour 2:00 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 +]
ADM Moderate 71 Particulate < 10 micrometers 95 µg/m3 24-hour 2 PM
Ft. Collins - Greeley
[expand +]
GREH Moderate 59 Particulate < 10 micrometers 71 µg/m3 24-hour 2 AM
Colorado Springs
[expand +]
MAN Good 33 Ozone 36 PPB 8-hour 1 AM
Grand Junction
[expand +]
GJPB Moderate 65 Particulate < 2.5 micrometers 19 µg/m3 24-hour 2 AM
Colorado River Valley
[expand +]
RIFL Good 26 Particulate < 2.5 micrometers 6 µg/m3 24-hour 1 AM
Four Corners
[expand +]
CTZ Good 28 Ozone 30 PPB 8-hour 8 AM
Other
[expand +]
DELT Good 42 Particulate < 2.5 micrometers 10 µg/m3 24-hour 1 AM

Area Site Visibility Max VSI 4-hour Average
(1/km)
Beta Extinction
(1/km)
Time *
(MST)
Denver DES Good 33 0.037 0.034 12 PM

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