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Detailed Air Quality Summary for 08/29/16 (Today)

Air Quality Forecasts and Advisories & 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
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BOUR Good 50 Ozone 54 PPB 8-hour 6 PM
Ft. Collins - Greeley
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FTCW Good 50 Ozone 54 PPB 8-hour 6 PM
Colorado Springs
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MAN Good 41 Ozone 44 PPB 8-hour 6 PM
Grand Junction
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PAL Good 42 Ozone 45 PPB 8-hour 6 PM
Colorado River Valley
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RIFLO3 Good 37 Ozone 40 PPB 8-hour 6 PM
Four Corners
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CTZ Good 40 Ozone 43 PPB 8-hour 6 PM
Other
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ELK Good 44 Ozone 47 PPB 8-hour 6 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
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GLO Moderate 52 Nitrogen Dioxide 55 PPB 1-hour 9 AM
Ft. Collins - Greeley
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FTCW Good 50 Ozone 54 PPB 8-hour 6 PM
Colorado Springs
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MAN Good 42 Ozone 45 PPB 8-hour 6 AM
Grand Junction
[expand +]
PAL Good 42 Ozone 45 PPB 8-hour 6 PM
Colorado River Valley
[expand +]
RIFLO3 Good 37 Ozone 40 PPB 8-hour 6 PM
Four Corners
[expand +]
CTZ Good 40 Ozone 43 PPB 8-hour 6 PM
Other
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ELK Good 44 Ozone 47 PPB 8-hour 6 PM

Area Site Visibility Max VSI 4-hour Average
(1/km)
Beta Extinction
(1/km)
Time *
(MST)
Denver DES Poor 105 0.079 0.119 2 PM
Ft. Collins - Greeley DMA Poor 119 0.089 0.100 11 AM

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