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Detailed Air Quality Summary for 12/06/19 (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 METRO
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I25GLO Moderate 58 Particulate < 2.5 micrometers 16 µg/m3 24-hour 2 AM
Ft. Collins - Greeley
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GREH Good 31 Particulate < 2.5 micrometers 7 µg/m3 24-hour 2 AM
Colorado Springs
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ACAD Good 18 Ozone 19 PPB 8-hour 2 AM
Grand Junction
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GJPB Good 33 Particulate < 2.5 micrometers 8 µg/m3 24-hour 2 AM
Colorado River Valley
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RIFL Good 15 Particulate < 2.5 micrometers 4 µg/m3 24-hour 2 AM
Four Corners
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CTZ Good 9 Ozone 10 PPB 8-hour 2 AM
Other
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ASPN Good 18 Ozone 19 PPB 8-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)

Daily Highs:

Area Site Air Quality Max AQI Pollutant Conc. Period Time *
(MST)
Denver METRO
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I25GLO Moderate 58 Particulate < 2.5 micrometers 15 µg/m3 24-hour 1 AM
Ft. Collins - Greeley
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GREH Good 35 Particulate < 2.5 micrometers 8 µg/m3 24-hour 1 AM
Colorado Springs
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MAN Good 20 Ozone 22 PPB 8-hour 1 AM
Grand Junction
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GJPB Good 34 Particulate < 2.5 micrometers 8 µg/m3 24-hour 1 AM
Colorado River Valley
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RIFL Good 15 Particulate < 2.5 micrometers 4 µg/m3 24-hour 1 AM
Four Corners
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CTZ Good 11 Ozone 12 PPB 8-hour 1 AM
Other
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ASPN Good 18 Ozone 19 PPB 8-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.