Table 1:
Mean radon concentrations in Alberta and by Alberta Health Services zone as measured in the 2009-2011 Cross-Canada Survey of Radon Concentrations in Homes
1
3
Region
Geometric mean concentration, Bq/m
3
Geometric standard deviation
Alberta
71.0
2.14
South Zone
72.4
2.10
Calgary Zone
64.9
2.21
Central Zone
78.5
2.12
Edmonton Zone
70.2
1.86
North Zone
69.0
2.19