Part of OpenStats.ca — Canadian open data by city
OpenStats · Radon Levels

Radon Levels in Canadian Cities

Indoor radon averages, risk categories, and geology notes for 70 communities. Sourced from Health Canada Cross-Canada Radon Survey data.

Ad · 728×90
Communities tracked
169
Across Canada
National avg radon
160 Bq/m³
Sample city mean
Homes above 200 Bq/m³
22%
Average across sample cities
High / very high risk
58
59 cities above reference level

Browse by province

Select a province to explore local radon profiles

Featured communities

Mean radon levels and homes above Health Canada reference