Articles

Flat-vector condominium cross-section with radon rising into lower units — radon in a Quebec condo
Radon in a Quebec Condominium (Copropriété): Who Is Responsible, the Syndicate or the Co-owner?
Read this first. This is general information for co-owners, syndicate of co-owners directors, and condo buyers in Quebec, drawn from public sources (Civil Code of Québec, Éducaloi, Régie du bâtiment... Read more...
Flat-vector house being air-sealed with radon trapped inside — radon and energy retrofits in Quebec
Radon and energy-efficiency renovations: why you must test after the work
General information for Quebec homeowners, buyers and renters, drawn from public sources (Health Canada, CMHC, the Government of Quebec, Natural Resources Canada). It is not medical, legal or building-engineering advice.... Read more...
Flat-vector school building with a radon detector — radon in Quebec schools and daycares
Radon in Quebec Schools and Daycares (CPE): But What About Your Child's Home?
Quick answer: Yes. Starting in August 2011, Quebec's ministère de l'Éducation launched a large-scale radon screening effort; every school board was required to measure radon in all of its elementary... Read more...
Flat-vector office workplace with a radon detector and hard hat — radon at work in Quebec (CNESST)
Radon in the Workplace in Quebec: The Employer's Obligations (CNESST)
Quick answer: Yes — but the details matter. In Quebec, the provincial occupational health and safety regime — the Act respecting occupational health and safety (LSST), enforced by the CNESST... Read more...
Map of Canada with a pin on Quebec — radon risk regions of Quebec
Radon Map of Quebec: The Risk Regions
General information for Quebec homeowners, buyers, and renters, drawn from public sources (Health Canada, INSPQ, MSSS, regional public-health authorities, the cross-Canada radon survey). This is not medical or legal advice.... Read more...
Map of Canada with a pin on the Laurentians — radon in Oka, Mont-Laurier and the Basses-Laurentides
Radon in the Lower Laurentians (Basses-Laurentides): Oka, Saint-Joseph-du-Lac, Mont-Laurier and the Risk Areas
The Laurentians (Laurentides) contain some of the best-documented radon hotspots in Canada. The Basses-Laurentides — Oka, Saint-Joseph-du-Lac and the Deux-Montagnes area — sit partly on the Oka carbonatite complex, a... Read more...
Map of Canada with a pin on Chaudière-Appalaches — radon in Thetford Mines and the Beauce, Quebec
Radon in Chaudière-Appalaches: Thetford Mines, the Beauce (Saint-Georges), and the Risk Areas
Chaudière-Appalaches shows one of the clearest radon signals in Quebec. The region sits on uranium-bearing Appalachian bedrock, and when the province screened its schools, the Beauce-Etchemin school board turned out... Read more...
Map of Canada with a pin on the Eastern Townships — radon in Estrie (Magog, Coaticook), Quebec
Radon in the Eastern Townships (Estrie): Magog, Coaticook, and the Risk Areas
General information for Eastern Townships homeowners, buyers, and renters, drawn from public sources (the Direction de santé publique de l'Estrie, Health Canada, the Gouvernement du Québec, and the cross-Canada radon... Read more...
Flat-vector map of Canada with a marker pin at Abbotsford, BC — radon testing in Abbotsford, BC
Radon in Abbotsford, BC (2026): Geology, Testing, and Mitigation
Abbotsford radon: testing, mitigation costs, BCFSA disclosure rules, and tenant rights for Fraser Valley homeowners. Read more...
Flat-vector map of Canada with a marker pin at Airdrie, AB — radon testing in Airdrie, AB
Radon in Airdrie, AB (2026): Geology, Testing, and Mitigation
Airdrie sits in Alberta's high-radon zone. Testing, mitigation costs, RECA disclosure rules, and Evict Radon data. Read more...
Flat-vector map of Canada with a marker pin at Ajax, ON — radon testing in Ajax, ON
Radon in Ajax, ON (2026): Geology, Testing, and Mitigation
Ajax radon: testing, mitigation costs, Ontario disclosure rules, and Tarion warranty coverage for new Durham builds. Read more...
Flat-vector map of Canada with Alberta highlighted in coral on a cream background, next to a radon detector canister
Radon in Alberta: Levels, Risk, Rules & What to Do
How common radon is in Alberta, why newer homes test higher, the Health Canada guideline, and how to test and fix it. Read more...
Flat-vector map of Canada with a marker pin at Barrie, ON — radon testing in Barrie, ON
Radon in Barrie, ON (2026): Central Ontario Geology, Testing, and Mitigation
Barrie's central Ontario geology means radon testing is essential. Here's what every Barrie homeowner should know — testing, mitigation, and Tarion coverage. Read more...
Flat-vector map of Canada with a marker pin at Brampton, ON — radon testing in Brampton, ON
Radon in Brampton, ON (2026): Geology, Testing, and Mitigation
Brampton radon: testing, mitigation costs, Ontario disclosure rules, and Tarion warranty coverage for new GTA builds. Read more...
Flat-vector map of Canada with a marker pin at Brandon, MB — radon testing in Brandon, MB
Radon in Brandon, MB (2026): Western Manitoba Geology, Testing, and Mitigation
Manitoba is one of Canada's higher-prevalence radon provinces. Here's what every Brandon homeowner should know — testing, mitigation, and MB financing. Read more...
Flat-vector map of Canada with British Columbia highlighted in coral on a cream background, next to a radon detector canister
Radon in British Columbia: Levels, Risk, Rules & What to Do
Why BC's interior tests far higher than the coast, the Health Canada guideline, BC disclosure rules, and how to test. Read more...
Flat-vector map of Canada with a marker pin at Burlington, ON — radon testing in Burlington, ON
Radon in Burlington, ON (2026): Geology, Testing, and Mitigation
Burlington radon: testing, mitigation costs, Ontario disclosure rules, and Tarion warranty coverage for Halton Region builds. Read more...
Flat-vector map of Canada with a marker pin at Burnaby, BC — radon testing in Burnaby, BC
Radon in Burnaby, BC (2026): Geology, Testing, and Mitigation
Burnaby radon: testing, mitigation costs, BCFSA disclosure rules, and tenant rights for every BC homeowner. Read more...
Flat-vector map of Canada with a coral red pin marking Calgary, Alberta, alongside a circular badge showing 12% — Calgary-area share (1 in 8) of homes above the Health Canada radon guideline
Radon in Calgary (2026): What the Data Shows, Why It's High, and What Calgary Homeowners Should Do
About 1 in 8 Calgary-area homes test above the Health Canada radon guideline — measurably higher than the Canadian average. What the data shows and what to do. Read more...
Flat-vector map of Canada with a marker pin at Cambridge, ON — radon testing in Cambridge, ON
Radon in Cambridge, ON (2026): Geology, Testing, and Mitigation
Cambridge radon: testing, mitigation costs, Ontario disclosure rules, and Tarion coverage for Waterloo Region builds. Read more...
Flat-vector map of Canada with a marker pin at Charlottetown, PEI — radon testing in Charlottetown, PEI
Radon in Charlottetown, PEI (2026): Geology, Testing, and Mitigation
Charlottetown and PEI radon: testing, mitigation costs, disclosure rules, and tenant rights for Island homeowners. Read more...
Flat-vector map of Canada with a marker pin at Coquitlam, BC — radon testing in Coquitlam, BC
Radon in Coquitlam, BC (2026): Geology, Testing, and Mitigation
Coquitlam radon: testing, mitigation costs, BCFSA disclosure rules, and tenant rights for Tri-Cities homeowners. Read more...
Flat-vector map of Canada with a marker pin at Drummondville, QC — radon testing in Drummondville, QC
Radon in Drummondville, QC (2026): Centre-du-Québec, Testing, and Mitigation
Drummondville and Centre-du-Québec: radon testing, mitigation, and OACIQ disclosure for every homeowner. Read more...
Flat-vector map of Canada with a coral red pin marking Edmonton, Alberta, alongside a circular badge showing 17% — Edmonton Metro share (1 in 6) of homes above the Health Canada radon guideline
Radon in Edmonton (2026): What the Data Shows, Why It's High, and What Edmonton Homeowners Should Do
About 1 in 6 Edmonton-area homes test above the Health Canada radon guideline. What the data shows, what to do, and Lungs Matter grant details for Albertans. Read more...