Radon Dashboard

Radon Risk Assessment

Understand radon in your region

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* Note: Results displayed below are simulated to assume all research participants tested their homes on the same floor.

1 in 5 homes in Canada contain radon levels at or over 200 Bq/m³.

Not enough properties have been tested in this selection or no properties over 200 Bq/m³ have been found so far – please refine your search.

If you are in this region and have not yet tested your home, follow the link below to find a radon-awareness organization.

* The average home has a radon level of 84.7 Bq/m³. The highest recorded radon level was 32,321 Bq/m³. These values are based on over 35,791 surveyed homes.

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Estimated radon outcomes based on real versus theoretical testing location

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Real, long term radon outcomes based on how people actually tested the property (see Health Canada's testing guidelines).

Theoretical outcomes IF people tested for radon only in the basement or lowest level of the property Theoretical outcomes IF people tested for radon only on the main floor of the property Theoretical outcomes IF people tested for radon only on the upper floor of the property

Special-Case Reports

The only way to know your own personal risk of Radon in your home is to test. Get more information below on testing in your region.

Other home types Canadian North

Find a radon-awareness organization

The only way to know your own personal risk of Radon in your home is to test. Get more information below on radon-awareness organizations.

Find a radon-awareness organization

Radon Data Dashboard

The 2024 Cross-Canada Radon Survey dashboard to understand region-wide estimates of residential radon levels

Understand radon in your region

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Special-Case Reports

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Research Consent

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