Open Government Portal

As we launch this enhanced integrated Open Government Portal search, you may notice that there has been a reduction in the number of open information records. Please note that you can still access the publications that no longer appear here by visiting: Government of Canada Publications and Library and Archives Canada. If you have any comments or questions contact us!

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10 records found
  • Water quality of surface waters

    The plate contains four maps showing the Hardness of Surface Water, Total Dissolved Solids of Surface Waters, Turbidity of Surface Waters and the Chemical Quality of Typical Surface Waters of Canada. These water quality maps were based on data collected from 1970 and 1971 at national river...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JPG
    • PDF
  • Water quality networks

    The map shows the locations of water quality network stations operated by the federal Water Quality Branch, Department of Fisheries and the Environment, and the provincial Water Quality Branches of Quebec, Ontario, Saskatchewan, Alberta, and British Columbia. The federal and provincial monitoring...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JPG
    • PDF
  • Bedrock hydrogeology

    The map shows the location and distribution of bedrock aquifers. The quality is expressed by the total dissolved solids in parts per million and the quantity is expressed in litre per second. Bedrock deposits consist of sedimentary, metamorphic, and igneous rocks; Canada possesses all three...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JPG
    • PDF
  • Surficial hydrogeology

    The map shows the quantity and quality of groundwater. The quality is the total dissolved solids in parts per million. The quantity is expressed in litres per second. During the Pleistocene epoch Canada was almost entirely covered by glaciers. Hence, although there are extensive and...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JPG
    • PDF
  • Soil Regions

    Contained within the 3rd Edition (1957) of the Atlas of Canada is a map that shows the areas of principal soil groups which are divided into 48 subgroups. Two graphs are included. One is a bar chart showing the principal soil groups and their distribution by provinces and territories. The other...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JPG
    • PDF
  • National Hydro Network - NHN - GeoBase Series

    The National Hydro Network (NHN) focuses on providing a quality geometric description and a set of basic attributes describing Canada's inland surface waters. It provides geospatial digital data compliant with the NHN Standard such as lakes, reservoirs, watercourses (rivers and streams), canals,...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • WMS
    • PDF
    • KMZ
    • SHP
  • Suspended sediment concentration

    The map shows the concentration (annual load) of suspended sediments into rivers (in milligrams per litre). The load of sediment is lower in the Canadian Shield area and on the Arctic Islands. The greatest loads appear in the Prairie Provinces and in the Cordillera. The map also shows histograms...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JPG
    • PDF
  • Groundwater observation wells

    The map shows the location of the six hydrogeological regions in Canada and the location of observation wells. The terrain composition is also shown on the map, which includes crystalline rocks, mixed crystalline rocks, folded sedimentary rocks and flat lying sedimentary rocks. The southern limit...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JPG
    • PDF
  • Digital topographic raster maps - ARCHIVED

    This group of maps, which includes the CanMatrix and CanTopo collections, is now a legacy product that is no longer maintained. Natural Resources Canada's (NRCan) topographic raster maps provide a representation of the topographic phenomena of the Canadian landmass. Several editions of paper maps...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • GeoTIF
    • ZIP
    • KMZ
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