Government and Municipalities of Québec

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,...

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...

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...

This theme presents the trophic status of lakes monitored as part of the Voluntary Lake Monitoring Network (RSVL) between 2004 and 2020. The trophic state is the result of the compilation of data acquired as part of this network. Trophic levels are used to classify lakes according to their degree...

Note that topographic maps at a scale of 1/100,000 are no longer updated.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...

This layer shows the location of the sampled stations classified according to the Eastern Canada Diatom Index (IDEC). It contains data obtained since 1935 that was converted to version 3 of the index (Lavoie et al. 2014). Benthic diatoms are microscopic unicellular algae that line the bottom of...

The layers of administrative divisions offered at the scales of 1/20,000 and 1/100,000 allow the location of boundaries for the following components: * Boroughs and agglomerations; * Municipalities, unorganized territories and indigenous territories; * Administrative regions, metropolitan...

This theme includes data from all metal monitoring stations in the waters of rivers in Quebec and the St. Lawrence River since 2008. It includes the stations of the “Special Metals” tour, the stations of Réseau-Fleuve and Réseau-Rivières as well as the stations of the “Grand Nord” project.This...

This theme presents observations of invasive exotic species (IEE) transmitted and validated using the Sentinel tool, an IEE detection system. An invasive exotic species is a plant, animal, or microorganism (virus, bacteria, or fungus) that is introduced outside of its natural range. Its...

Mineral potential includes information related to mineral exploration targets and favourable areas.This third party metadata element was translated using an automated translation tool (Amazon Translate).

Adresses Quebec is a road geobase that covers all of Quebec. It offers a complete road network including official names, addresses by slices and points, information for route management, postal codes (MOs) and a cartographic context. The user guide is available at [next link]...

Peatlands include information relating to peatlands defined as a wetland, colonized by vegetation allowing the formation of a soil made of peat that is the result of the fossilization of organic matter.This third party metadata element was translated using an automated translation tool (Amazon...

Geochronology includes information pertaining to geochronology samples.This third party metadata element was translated using an automated translation tool (Amazon Translate).

The Hydrogeological Information System (HIS) contains the physical characteristics of wells, mainly from drilling reports submitted by well drillers for groundwater sampling installations serving private drinking water residences.This third party metadata element was translated using an automated...

Mining activities include information related to mining operations (active mining) and advanced mineral exploration projects (development and development).This third party metadata element was translated using an automated translation tool (Amazon Translate).

Electromagnetic anomalies represent anomalies resulting from aerial geophysical surveys.This third party metadata element was translated using an automated translation tool (Amazon Translate).

Data on recreational areas in Quebec are compiled from official technical plans and descriptions, and entered on topographic maps at a scale of 1/100,000. Data is generally updated once a year. Main components: * Community Wildlife Areas (CFAs); * Special Agreements with Aboriginal People; *...

Surveys include information related to diamond drilling.This third party metadata element was translated using an automated translation tool (Amazon Translate).

These themes present the compilation of protected areas in Quebec. They also include important territories. Protected areas include a variety of different legal or administrative designations. Territories registered on the Register of Protected Areas must meet the definition of protected area...