Air Quality in P.G. Under the Microscope
Tuesday, August 30, 2005 04:00 PM

The B.C. Lung Association has published its "State of the Air B.C. 2005" report, and Prince George gets a mixed review.
PM 2.5 is fine particulate matter that can be inhaled deep into the lungs. It comes from transportation exhaust, industry, wood burning and forest fires. PM2.5 can also be a secondary pollutant formed by the reaction of other gases such as nitrogen, sulphur, ammonia and "volatile organic gases" (exhaust fumes from fossil fuels, wood smoke).
Whatever the source, for the third straight year, P.G. has recorded the highest level. The Canada Wide Standard is 30ug/m3 for a 24 hour period averaged over three years.
In P.G. the reading was approximately 35.
Quesnel is next with 27 followed by Kamloops with approximately 25.
The best average reading in the province is from Powell River which is just one third of the Canada Wide Standard with a reading of 10.
The news is a little better on other pollutants. When it comes to ozone, (which can cause inflammation in the lungs) the Canada Wide Standard is 130 ug/m3
Hope is the worst, with 135
P.G. registered 109 ( pretty much tied with Whistler)
Burnaby was the best with 92
In Prince George, the Lung Association cites industry, transportation, and wood burning as the main culprits, but those activities are magnified by topography and weather which trap the pollutants in the region.
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