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Primary air pollutant in the Underhill Center area:
OZONE - 33 Good
Enjoy your outdoor activities.
Other Pollutants:
PM2.5 - 12 Good
PM10 - 3 Good
On Monday, December 23rd, expect moderate levels of fine particle matter in valleys with nearby air emission sources due to calm wind and overnight thermal inversions. Otherwise, in more exposed locations Expect generally good air quality in areas subject to prevailing wind flow and without nearby air emission sources. (Note that the forecast approach for these meteorological conditions is to issue a moderate forecast for designated ‘mountain valley locations’, but the moderate conditions may also occur for other protected valley locations).
Primary Pollutant: PM2.5 - 35 Good
Secondary Pollutant: OZONE - 25 Good
Primary Pollutant: PM2.5 - 40 Good
Secondary Pollutant: OZONE - 25 Good