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Detailed Air Quality Summary for 11/01/14 (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 56 Particulate < 2.5 micrometers 15 µg/m3 24-hour 3 AM
Ft. Collins - Greeley
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FTCW Good 23 Ozone 27 PPB 8-hour 3 AM
Colorado Springs
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MAN Good 25 Ozone 30 PPB 8-hour 3 AM
Grand Junction
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GJPB Good 26 Particulate < 2.5 micrometers 6 µg/m3 24-hour 3 AM
Colorado River Valley
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RIFLO3 Good 8 Ozone 10 PPB 8-hour 3 AM
Four Corners
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CTZ Good 34 Ozone 40 PPB 8-hour 3 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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I-25 Moderate 60 Particulate < 2.5 micrometers 16 µg/m3 24-hour 2 AM
Ft. Collins - Greeley
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FTCW Good 25 Ozone 30 PPB 8-hour 1 AM
Colorado Springs
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MAN Good 25 Ozone 30 PPB 8-hour 3 AM
Grand Junction
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PAL Good 27 Ozone 32 PPB 8-hour 1 AM
Colorado River Valley
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RIFLO3 Good 9 Ozone 11 PPB 8-hour 2 AM
Four Corners
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CTZ Good 35 Ozone 41 PPB 8-hour 1 AM
Other
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DELT Good 30 Particulate < 2.5 micrometers 7 µg/m3 24-hour 2 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.