TORONTO, Sept. 25 /CNW/ - Effective immediately, the Ontario Ministry of
the Environment has issued a Smog Advisory, until further notice for the
following forecast region:
City of Hamilton
A Smog Advisory is issued when there is a high probability for elevated
A high pressure ridge over southern Ontario and very light easterly winds
are causing stagnant weather conditions and allowing a local buildup of
pollutants over Hamilton.
Smog is a hazy mix of pollutants made up of ground-level ozone, fine
particulate matter and other pollutants. During the summer months, more than
half of Ontario's smog-causing pollution originates in the United States. In
cooler months, domestic sources can be significant contributors to the
formation of fine particulate matter.
The website www.airqualityontario.com contains a list of "spare the air"
actions (www.airqualityontario.com/science/spareair.cfm) to help combat smog
and minimize its effect on sensitive populations. If you want to learn more
about air quality, visit the Ministry of the Environment's website at
For further information:
For further information: John Steele, Communications Branch, (416)