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Special Air-Quality Events
Quebec
Forest Fires (July 2002): The smoke from the Quebec forest fires on
July 7, 2002 resulted in some of the highest particulate matter (PM) levels
ever measured in Vermont and one of the haziest days ever observed in
the region. Click here for webcam pictures and PM graphs.
Summer Haze Event (August
2002) : Haze events in the East in the summer are marked by high ozone
and PM2.5 concentrations. Click here for webcam pictures and
PM and ozone graphs for a haze event that took place in August of 2002.
Winter Inversion Event
(December 2002) : Winter inversion events are common in valley areas
when temperatures are low. Click here for a PM/temperature graph of a
winter inversion that took place December 27, 2002.
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Air Pollution Control Division 
dec calendar 
