Ontario C a N a D A
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© 2013. Radon Environmental Management Corp. Radon Environmental Management Corp. Committed to a healthy future ISBN 978-0-9877645-6-0 Radon Potential Map Ontario C A N A D A Relative Radon Hazard* Zone 1 – High Zone 2 – Elevated Zone 3 – Guarded National capital Most populous city Major city Major road/highway Railway International boundary Hearst Kenora Dryden Longlac ! !! ! Geraldton ! Kapuskasing Keewatin ! ! Iroquois Falls ! *Important: All dwellings need to be tested for radon; a wide Timmins ! spectrum of radon readings can occur in all three zones. ! Marathon Kirkland Lake ! ! In this map, the regions depicted reflect geologic conditions Fort Frances Englehart where higher radon readings might be found in Zone 1 versus !Thunder Bay ! Zone 2 and Zone 3 respectively. !New Liskeard ! ! Haileybury Cobalt ! Capreol !! Mattawa Deep River Valley East North Bay ! ! Hawkesbury ! ! ! Sudbury Elliot Lake Petawawa! Pembroke Sault Ste Marie Powassan ! ! Ottawa ! ! ! Espanola Renfrew Arnprior ! ! ! ! ! Thessalon Nepean Blind River Mississippi Mills! ! ! Cornwall Carleton Place Smiths Falls Huntsville ! Parry Sound ! ! ! Perth ! Prescott Bracebridge ! ! Brockville ! Gravenhurst Midland ! Gananoque ! Orillia ! ! Kingston Meaford Beaverton Lindsay Peterborough ! ! Collingwood ! ! ! Deseronto Owen Sound! ! Barrie ! ! Belleville ! ! ! Innisfil Cannington ! Trenton Brighton Sault Ste Marie Elliot Lake ! ! Cobourg ! Port Hope Oshawa Espanola Guelph Thessalon ! Toronto Blind River Kitchener! Niagara Falls ! Forest ! ! ! ! ! Simcoe Sarnia! London ! Strathroy ! ! Tillsonburg Petrolia St. Thomas Aylmer ChathamChatham-Kent ! Windsor ! Amherstburg ! Produced by Radon Environmental Management Corp. Published 2013. ! ! Leamington 100 0 100 200 km Copies may be obtained from Radon Environmental at www.radoncorp.com. Kingsville.