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Radon Test Kit Round Up Time

By 250 News

Friday, November 19, 2010 03:58 AM

Prince George, B.C. – Northern Health knows there are radon testing units scattered throughout Prince George, and it’s time to round them up and send them to the lab for analysis.
 
“We sold about 400 testing units when the program was launched last year, most were in Prince George, and so far about 80 have been returned” says Crystal Brown of Northern Health. The testing units should be left in place in a home for at least 6 months in order to collect accurate data, however, after 6 months, ( or ideally one year), people often have forgotten about the units and forget to send them back for data retrieval.
 
Of the 80 returned,  about 21%  showed radon levels above the Health Canada guideline (200Bq/m3 H).  About 19% were at, or near, the guideline amount and the rest were well below the guideline level.
 
Homeowners who purchased a test kit between September 2009 and March 2010 are encouraged to submit the units for testing, by mailing the tester directly to the lab in the pre-marked envelope provided at time of purchase. More information on shipping options is also available by contacting the local health unit.
 
Prior to mailing,the tester should be sealed with the sticker provided in the original kit.
 
Radon gas is a radioactive, colourless, odourless gas that is naturally found in the soil in many parts of the north. It can build up in the basements and lower levels of people’s homes where it can be inhaled and lead to lung cancer. During the colder months, the migration of radon into people’s homes can increase as heating systems create negative air pressure conditions. Scientists have determined radon causes approximately 10% of all lung cancers worldwide, which is second only to smoking. Because radon cannot be smelled or seen, it is often termed the “silent killer.”
 
A study conducted by the BC Centre for Disease Control identified elevated radon concentrations in several northern communities located east of the Coast Mountains, including Prince George, Quesnel, Fort St. John, Fort Nelson, Atlin and Kitwanga.
 
Health Canada recommends that all homes in Canada be tested for radon gas since testing a home is the only way of detecting its presence.
 
As part of the radon strategy, Northern Health offers radon test kits for $30, making it easier for homeowners in the North to test their home. Kits are available for purchase at various Public Health Protection Offices across the North, or can be ordered via email, at radon@northernhealth.ca. Once elevated radon concentrations have been detected in a home, there are several mitigation strategies available for homeowners.

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Comments

Lets start mining for uranium.
Will there be a release of information on the radon levels and where in PG. Is there any information on this? Seems to be a lot of studies done on air quality but not much information on radon in PG unless one buys a kit. What is that all about..

Northern health and the city should be releasing information about areas of concern. If not they could be culpable for any health issues.
The CMHC website has good info on it. Tested our house in Hart Highlands . It is OK up here. It usually is found in low lying areas with gravel.As He Spoke noted it comes from Uranium. In The North Nechako Area ,A few homes I've worked on had high concentrations.
What are the mitigation strategies?
http://www.hc-sc.gc.ca/ewh-semt/radiation/radon/faq_fq-eng.php#reduce
thank you
One of the better background papers on the issue of radon in outside as well as indoor air and, one that is typically missed, water sources, especially well water of private as well as public sources.

http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1568705/pdf/envhper00445-0270.pdf

A Canadian Building Digest report:
http://www.nrc-cnrc.gc.ca/eng/ibp/irc/cbd/building-digest-247.html

The issue is not quite as simple as it may appear to some. One can spend a lot of money, receive piece of mind, and yet get cancer cause by radon gas.

1. make sure that the source is not from water - have the private well water tested and ask the city about the level of radon in city water

2. seal basements from the exterior of the surrounding soils

3. install a heat exchanger system which allows presure in the house to be regulated to some extent. Make sure that there is enough ventilation in the house - super insulated houses of the recent past can elevate any radon issues.

4. keep dust in the house as low as possible by incorporating good waulity electrostatic filters in the ventilation system

5. remove yourself from areas of the city with high exterior PM2.5 levels at certain times of the day/year since radon will attach itself to PM and be ingested deep into the lungs.