What province has the highest radon levels?
This survey confirmed that radon levels vary significantly across the country and that there are areas where high levels of indoor radon are more prevalent. Manitoba, New Brunswick, Saskatchewan, and the Yukon had the highest percentages of participant homes which tested above the radon guideline.
Is radon gas a big deal?
Breathing radon over time increases your risk of lung cancer. Radon is the second leading cause of lung cancer in the United States. Nationally, the EPA estimates that about 21,000 people die each year from radon-related lung cancer. Only smoking causes more lung cancer deaths.
Is radon gas a problem in Australia?
The results showed that the average concentration of radon in Australian homes is low, and is about one quarter of the worldwide average. Consequently, there is little cause for concern that the health of the population is at undue risk from radon in homes.
Where is radon most common in Canada?
Radon is a naturally-occurring colourless, odourless, tasteless gas that is radioactive. It occurs naturally throughout Canada, however there are some regions where it is more prevalent, such as Manitoba, Saskatchewan, New Brunswick and parts of British Columbia and Quebec.
Do Australian homes have radon?
Based on this survey, the average concentration of radon in Australian homes is about 10 Bq m⁻³. This is less than in many other countries and compares to a global average indoor value of 40 Bq m⁻³.
Where does radon gas come from in a house?
Radon is a radioactive gas. It comes from the natural decay of uranium that is found in nearly all soils. It typically moves up through the ground to the air above and into your home through cracks and other holes in the foundation. Your home traps radon inside, where it can build up.
How often should you test for radon Canada?
Health Canada recommends that every homeowner test their home for radon through the placement of at least one long-term detector for a minimum of 3 months. Ideally, this testing period should be when indoor radon levels are highest.
What percentage of homes have some level of radon?
The results of the Health Canada study show that the population-weighted percentage of Canadians living in homes with radon levels above 200 Bq/m3 is nearly 7% for the entire country and more than 8% in Quebec.
Which country has the lowest radon?
Switzerland. According to the Swiss Confederation’s Federal Office of Public Health, the guideline for radon indoors in new and existing buildings is 400 Bq/m3, with a limit of 1,000 Bq/m3.
Does sandstone emit radon?
Radioactive materials in sandstone, concrete, brick, natural stone, gypsum, and granite contain naturally-occurring radioactive elements like radium, uranium, and thorium. These naturally-occurring elements can break down or decay into the radioactive gas radon.