Does Geography Play a Role in Radon Risk Does Geography Play a Role in Radon Risk ? Radon Geogenic Risk Modelling: Ottawa-Arnprior Stephanie L. Woodend MSc., P.Geo., PHRAM(Cert.) PhD student University of Ottawa Department of Geography sdoum090@uottawa.ca Daniel Bazor, BSc. Dr Eric Crighton (Department of Geography, Environment and Geomatics Director, Health and Environment Analysis Laboratory University of Ottawa Risk perception study but also work that has evolved out of it.

What does radon have to do with GEOGRAPHY/GEOLOGY? Source materials Spatial variation

Radon Exposure and Risk: Lung Cancer Lung cancer is the leading cause of cancer death in Canada Radon kills non smokers Lung cancer Chronic obstructive pulmonary disease Tools for accessing population

Cost of Lung Cancer Care: Ontario (2015) $283,504,000 (2015$) For patients who were diagnosed and died within one year of diagnosis $234,.300,000 (2015$) For patients who survived first year and the cost for first year of health care Oliveira et al 2013

Radon Exposure and Risk: Chronic Obstructive Pulmonary Disease (COPD)Radon 4th leading cause of death in Canada (Statistics Canada 2013)

Chronic Obstructive Pulmonary Disease (COPD)Radon and Health: Ontario Crighton et al. 2015 A spatial analysis of COPD prevalence, incidence, mortality and health service use in Ontario. Health Reports Catalogue no. 82-003-X 18pp.

Geogenic Radon Risk Mapping in Canada: Nova Scotia Southern Ontario Quebec

Radon Health Studies in Canada Based on Radon Geogenic Mapping BRITISH COLUMBIA

Our Research at Ottawa U Airborne gamma ray spectrometry data Soil porosity/soil type Bedrock geology + any historic geochemical surveys

Ottawa ideal location to try Radon Potential Modelling Drill hole sites Well logs Seismic Profiles Hunter et al. 2010 Seismic Site Classification and Site Period Mapping in the Ottawa Area Using Geophysical Methods. Geological Survey of Canada Open File 6273 74 pp. Figure 4.2

The deadline for submissions will be in March 21, 2016 and winners will be announced in May.

The deadline for submissions will be in March 21, 2016 and winners will be announced in May.

The deadline for submissions will be in March 21, 2016 and winners will be announced in May.

The deadline for submissions will be in March 21, 2016 and winners will be announced in May. SRP values: Ken Ford unpublished Natural Resources Canada

The deadline for submissions will be in March 21, 2016 and winners will be announced in May.

The deadline for submissions will be in March 21, 2016 and winners will be announced in May.

The deadline for submissions will be in March 21, 2016 and winners will be announced in May.

The deadline for submissions will be in March 21, 2016 and winners will be announced in May.

Next steps… Lung Cancer COPD

Large Health Databases Institute for Clinical Evaluative Sciences  COPD registry 6 Digit Postal Code Cancer registry Dr Steven Hawkin Dr Eric Crighton Canadian Community Health Survey Vital Statistics

Estimate cost of radon exposure and disease outcomes Using improved Characterization of radon risk of exposure Robust large administrative health database Illustrating ways to quantify radon exposure and disease outcomes in a population within Canada Useful for determine health costs of radon exposure. Providing tools to delineate higher risk areas Preventing unnecessary deaths….

Thank-you! For more information please contact: sdoum090@uottawa.ca