History of ice jams listed at the MSP (WMS Service) (French)

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Format

WMS

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Publisher-reported update

2026-09-09

This data layer comes from information recorded to the Operations Directorate of the Ministry of Public Security (MSP) during winter heat or spring flooding. The compilation was carried out using digital documents, papers, event reports or situation reports. The database also contains field observations made by municipal stakeholders grouped into river monitoring committees. These committees are set up and coordinated by the regional directorates of the MSP. Field observation is the collection of qualitative or quantitative data on the state of the river at a specific time. The level of the river can, when the situation applies, be measured using a limnimetric scale or evaluated using a geographic coordinate system as well as its trend (increasing, stable, or decreasing). General information characterizing the ice cover may also be recorded by the observer. The information in the database is consistent with the Canadian Common Alert Protocol Profile (PC-PAC). The PC-PAC is a set of rules and controlled values that support the translation and composition of a message to facilitate its sending by different means and from different sources. The PC-PAC formats used are as follows:…

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