Mapping major floods April-May 2017

Following the spring floods at the end of April 2017 on Lake of Two Mountains, Lake Saint-Pierre and the Rivières des Prairies and Mille-Îles that affected the regions of Montérégie, Laurentides, Mauricie, Montréal and Laval, geomatic data (e.g. satellite images) were captured to document these floods, which exceeded the recurrence of 100 years. At the peak of the flood, on May 8, Lac des Deux Montagnes reached a level of 24.78m at station 043108 of the Ministry of Sustainable Development, Environment and the Fight against Climate Change (MDDELCC), the Rivière des Prairies reached a flow of 3400 m3/s at station 0433/s at station 043301 of the MDDELCC and the Rivière des Mille-Îles reached 1081 m3/s at station 02OA0S 13 from Environment and Climate Change Canada (ECCC). on the Ottawa River, the flow at Carillon reached a peak of 8900 m3/s**This third party metadata element was translated using an automated translation tool (Amazon Translate).**