Government and Municipalities of Québec

The link: Access the data directory is available in the sectionDataset Description Sheets; Additional Information. Forest infrastructure mapping corresponds to the forest territory from which trees have been subtracted for infrastructure purposes, for example to install energy transmission lines,...

The forest fire map shows forest fires that occurred mainly in the territory of southern Quebec, i.e. the area located south of the territorial limit of attributable forests. This map data makes it possible to improve knowledge about fire regimes and to meet the specific needs of special...

__The link: * Access the data directory is available in the sectionDataset description sheets; Additional information__. The Harvest and other silvicultural interventions mapping is produced as part of the ecoforest inventory of southern Quebec in order to maintain an up-to-date portrait of the...

The layer of ecological planning units (UPE) constitutes the territorial base at the base of the ecoforest inventory process in southern Quebec (IEQM). It was created and then integrated as part of the current inventory (fifth IEQM). It integrates concepts that are both administrative (forest...

Geographic database containing the result of Statistics Canada's 2021 Census geography harmonization process. Harmonization is a process of editing geographic boundaries in order to adjust them spatially to the official geographic base. This work was carried out in 2022 by the Institut de la...

The link: Access the data directory is available in the sectionDataset Description Sheets; Additional Information. The mapping of insect epidemics, windfalls (trees knocked down by the wind) and ice is produced as part of the ecoforestry inventory of southern Quebec in order to maintain an...

The link: Access the data directory is available in the sectionDataset Description Sheets; Additional Information. The updated ecoforest map (formerly “with disturbances”) is the result of the interpretation of aerial photographs and control points in the field as part of the ecoforest inventory...

The link: Access the data directory is available in the sectionDataset Description Sheets; Additional Information. The Directorate of Forest Inventories (DIF) carries out assessments of tree biomass and their carbon content at the scale of ecoforest stands to deepen knowledge on the contribution...

The link: Access the data directory is available in the sectionDataset Description Sheets; Additional Information. Two products are available to know the gross commercial volume of a tree according to its diameter at chest height (DHP) and its height. Their contents and the way of using them are...

The property assessment roll presents the inventory of buildings located on the territory of a municipality, assessed on the same basis and at the same date. It is the central element of the Quebec municipal tax system. Here you will find the 1,140 XML files representing all the assessment roles...

This layer represents all the flora and fauna occurrences (1) in a precarious situation in the [Quebec Natural Heritage Data Center (CDPNQ)] (https://www.quebec.ca/gouvernement/gouvernement-ouvert/transparence-performance/indicateurs-statistiques/donnees-especes-situation-precaire). The purpose...

The theme on physicochemical monitoring of rivers and rivers presents data from all the stations of the water quality monitoring networks in rivers in Quebec and the St. Lawrence River sampled between 2000 and 2020. The purpose of networks for monitoring general water quality is to characterize,...

Every year, since 1967, the Ministère des Forêts, de la Faune et des Parcs (MFFP) has been conducting an aerial survey of damage caused by the main insects and diseases that attack trees. This fact sheet focuses exclusively on data on damage caused by spruce budworm (TBE). The aerial survey is...

Note that this version of the Quebec building repository is an improved version that incorporates the data included in the raw building footprints originally released. The original data will remain available at [next link] (https://www.donneesquebec.ca/recherche/dataset/empreintes-de-batiments)...

This theme presents the index of water health along the banks of the St. Lawrence River. It makes it possible to determine if the sites present risks to human health and if they are suitable for swimming. These data are the result of an exploratory monitoring program that aims to raise awareness...

This thematic layer represents the characterization of the hardness of surface water in Quebec for the period 2005 to 2019. The hardness is presented according to the medians calculated from the concentrations of calcium and magnesium ions in seven classes. Water hardness influences the toxicity...

In order to effectively fight against aquatic invasive species, the Ministry of the Environment, the Fight against Climate Change, Wildlife and Parks has formulated a series of best practices. Among these good practices, cleaning watercraft greatly reduces the risks of dispersal of aquatic...

As of September 20, 2024, you can find the data for the building footprint layer using the [Quebec Building Repository] sheet (https://www.donneesquebec.ca/recherche/dataset/referentiel_bati). You will have access to improved data with increased territorial coverage. Therefore, the “Building...

The 2023 mapping of potential wetlands in Quebec (CMHPQ) 2023, released by the Directorate of Ecological Knowledge (DCE), provides up-to-date information on the potential presence of wetlands for the entire province of Quebec. In particular, version 2023 contains the classification of potentially...

As part of measure 2.6 of the 2013-2020 Climate Change Action Plan, the MELCC financed two projects specific to the St. Lawrence river section and aimed at supporting municipalities facing the risks of erosion and flooding. The team from the Marine Geosciences Laboratory of the Department of...