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Detailed Air Quality Summary for 12/09/16 (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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NJH Moderate 67 Particulate < 2.5 micrometers 20 µg/m3 24-hour 8 AM
Ft. Collins - Greeley
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FTCF Moderate 66 Particulate < 2.5 micrometers 19 µg/m3 24-hour 8 AM
Colorado Springs
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CCOL Good 39 Particulate < 2.5 micrometers 9 µg/m3 24-hour 8 AM
Grand Junction
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GJPB Good 31 Particulate < 2.5 micrometers 7 µg/m3 24-hour 8 AM
Colorado River Valley
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RIFL Good 20 Particulate < 2.5 micrometers 5 µg/m3 24-hour 8 AM
Four Corners
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CTZ Good 9 Ozone 10 PPB 8-hour 8 AM
Other
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DELT Good 35 Particulate < 2.5 micrometers 8 µg/m3 24-hour 8 AM

Area Site Visibility Max VSI 4-hour Average
(1/km)
Beta Extinction
(1/km)
Time *
(MST)
No valid VSI calculations found (12pm - 4pm)

Daily Highs:

Area Site Air Quality Max AQI Pollutant Conc. Period Time *
(MST)
Denver
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ADM Moderate 71 Particulate < 2.5 micrometers 22 µg/m3 24-hour 4 AM
Ft. Collins - Greeley
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FTCF Moderate 66 Particulate < 2.5 micrometers 19 µg/m3 24-hour 8 AM
Colorado Springs
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CCOL Good 44 Particulate < 2.5 micrometers 11 µg/m3 24-hour 1 AM
Grand Junction
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GJPB Good 31 Particulate < 2.5 micrometers 7 µg/m3 24-hour 8 AM
Colorado River Valley
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RIFL Good 20 Particulate < 2.5 micrometers 5 µg/m3 24-hour 8 AM
Four Corners
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CTZ Good 11 Ozone 12 PPB 8-hour 6 AM
Other
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DELT Good 35 Particulate < 2.5 micrometers 8 µg/m3 24-hour 8 AM

Area Site Visibility Max VSI 4-hour Average
(1/km)
Beta Extinction
(1/km)
Time *
(MST)
No valid VSI calculations found (12pm - 4pm)

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