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Detailed Air Quality Summary for 09/17/14

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 METRO
[expand +]		 COMM Moderate 55 Particulate < 2.5 micrometers 14 µg/m3 24-hour 5 PM
Ft. Collins - Greeley
[expand +]		 FTCW Good 47 Ozone 55 PPB 8-hour 8 PM
Colorado Springs
[expand +]		 ACAD Good 47 Ozone 55 PPB 8-hour 5 PM
Grand Junction
[expand +]		 PAL Good 44 Ozone 52 PPB 8-hour 8 PM
Pueblo       Valid data unavailable      
Colorado River Valley
[expand +]		 RIFL Good 38 Particulate < 2.5 micrometers 9 µg/m3 24-hour 8 PM
Four Corners
[expand +]		 CTZ Good 31 Ozone 36 PPB 8-hour 8 PM
Other
[expand +]		 LAY Good 41 Ozone 48 PPB 8-hour 7 PM

Area Site Visibility Max VSI 4-hour Average
(1/km)
 Beta Extinction
(1/km)
 Time *
(MST)
Ft. Collins - Greeley DMA Moderate 62 0.056 0.045 11 AM

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