Government and Municipalities of Québec

8 sets of vertical aerial views (2096 photographs in total), showing the evolution of the territory of the Island of Montreal and its immediate surroundings from 1958 to 1975 (photos taken successively in 1958, 1962, 1964, 1964, 1966, 1966, 1966, 1966, 1966, 1966, 1966, 1966, 1969, 1969, 1971,...

The permanent sample plot is a circular sample unit that covers an area of 400 m2. For each tree, the species, diameter, defoliation of softwoods and the quality of hardwoods are observed and measured. Some of these stems are the subject of further studies in order to know their height and age....

Map of the road network in the City of Longueuil.This third party metadata element was translated using an automated translation tool (Amazon Translate).

Information document concerning the results of threat analysis This document provides additional information to better understand, use, and appreciate the threat data produced as part of the integrated recovery approach. These highlight the sectors where threats have the most significant impacts...

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 Living Environment Equity Index is a territorial index that aims to locate living environments that combine urban vulnerabilities in order to encourage the prioritization and convergence of municipal investments. This index represents environments that combine social, economic, environmental...

This data set represents the interventions determined by the City of Montreal's Intervention Plan for the period 2023-2027. This planning, according to a division into unified sections (TU), includes both the infrastructure deficit and the maintenance needs during the period in question. The...

This thematic layer shows the location of water sampling sites authorized in Quebec under section 22 of the Environment Quality Act (chapter Q-2) and their associated volume (liter per day). Water sampling sites are the sites where water enters a facility designed to take water, both underground...

The temporary sample plot is a circular sample unit that covers an area of 400 m2. For each tree, we observe and measure the species, diameter, sunlight, and floor in relation to other trees, as well as defoliation and quality for the stems of deciduous trees and certain pines. In addition, the...

Note that topographic maps at a scale of 1/100,000 are no longer updated. For the latest update date, see the [metadata] (ftp://transfert.mern.gouv.qc.ca/public/diffusion/RGQ/Documentation/BDAT/Metadonnees_BDAT100k_NordSud.xls). The reference cartographic data is now constituted according to a...

Maps of the analysis of change between * [mapping of heat islands/freshness 2020-2022] (https://www.donneesquebec.ca/recherche/dataset/ilots-de-chaleur-fraicheur-urbains-et-ecarts-de-temperature-relatifs-2020-2022) * and * [mapping of heat/freshness islands using 2013-2014 data]...

Building addressesThis third party metadata element was translated using an automated translation tool (Amazon Translate).

Topographic mapping of northern indigenous villages is available for 23 villages. It was produced by photogrammetric method, from aerial photographs taken between 2009 and 2011. The accuracy of this mapping is of the order of ±40 centimeters in planimetry. In hypsometry, it is ±50 centimeters for...

The link: Access the data directory is available in the sectionDataset Description Sheets; Additional Information. Slope classes express the slope of land where most of the forest stand is located. The slope classes are generated from a numerical model combining terrain slopes into six classes: +...

Urban villagesThis third party metadata element was translated using an automated translation tool (Amazon Translate).