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Overflow structures
The sewer system (secondary and main networks) on the Island of Montreal includes 170 overflow structures. An overflow structure consists of an underground control chamber that... -
Waste water system overflow
Data on overflows from the wastewater system to overflow structures in the City of Repentigny from January 2014 to December 2016. -
Overflows
Under the regulation on municipal wastewater treatment works (ROMAEU) of the Ministry of the Environment (Ministry), an operator of a municipal wastewater treatment works (OMAE)... -
Spring 2020 flood mapping
English: #Données linked to the monitoring of 2020 floods in Quebec ## #Liste of available data: * Location of flood events since April 2, 2020 (WMS web... -
Spring 2023 flood mapping
English: The purpose of this dataset is to locate the events related to the spring 2023 floods recorded by the Deputy Directorate General of Operations of the... -
Mapping major floods April-May 2017
English: 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... -
Limnometric scales (public)
English: A limnimetric scale is a ruler, usually made of enamelled steel, that resists corrosion. They are generally attached by means of anchoring to existing... -
Areas of high and low current of the Ottawa and Gatineau rivers Appendix E -...
English: This map locates the areas of high current and low current of the Ottawa and Gatineau rivers. The low-current zone corresponds to the part of the... -
Flood markers
The Ministry of Public Security (MSP) supports the development of knowledge of flood risks. Flood markers make it possible to illustrate the water level reached during a very... -
Water levels during a flood (since 2017)
English: The Ministry of Public Security (MSP) supports the development of knowledge of flood risks. In collaboration with Laval University and the... -
TOPEX
TOPEX (acronym which means “topographical exposure”) is an index of topographic exposure. It reflects the influence of local topography on the degree of exposure to wind and on...