Open Government Portal

  • Federal

    Water balance - derived precipitation and evapotranspiration

    The map shows isolines for the annual precipitation and the annual evapotranspiration (in millimetres). Water is normally supplied by precipitation and lost through the processes of evapotranspiration and runoff or it may remain as surface or subsurface storage. Over long periods, generally...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JPG
    • PDF
  • Federal

    Toporama, 1945-2013

    This collection is a legacy product that is no longer supported. It may not meet current government standards. Toporama is a digital topographic reference product using CanVec as source data. Developed by Natural Resources Canada (NRCan), Toporama covers the entire area of Canada's landmass and...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • GeoTIF
    • KMZ
    • PDF
  • Federal

    Mean annual lake evaporation

    The map represents the mean value (in millimetres) of the annual loss of water through the evaporation process from the surfaces of open water bodies, such as ponds and shallow lakes and reservoirs based on the 10-year period 1957 to 1966. The greatest mean annual lake evaporation (more than 900...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JPG
    • PDF
  • Federal

    Vein Mineral Zoning in the Mines Gaspe, Ore System, Gaspe, Quebec

    Abstract not available. This series is produced to expedite the release of information by making unedited manuscript material available to the public in advance of formal publication, and to act as a repository for relevant supporting data that are referred to in published reports. Open Files can...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
  • Federal

    Permafrost

    Permafrost occurs when the ground remains at or below a temperature of 0oC for a minimum period of two years. Permafrost occurs not only at high latitudes but also at high altitudes. Almost all of the soil moisture in permafrost occurs in the form of ground ice, which in turn occurs in several...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JP2
    • ZIP
    • other
  • Federal

    Oxford House, Manitoba

    Abstract not available. This series is produced to expedite the release of information by making unedited manuscript material available to the public in advance of formal publication, and to act as a repository for relevant supporting data that are referred to in published reports. Open Files can...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JP2
    • PDF
  • Federal

    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
  • Federal

    Vector Digital Topographic Map - VMap1, 1945 -1996

    The VMap1 collection is a legacy product that is no longer supported. It may not meet current government standards. VMap1 is a vector digital topographic reference product developed by Natural Resources Canada (NRCan) and The Department of National Defence (DND). VMap1 complies with...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • SHP
    • VPF
    • PNG
    • PDF
    • KMZ
You can also access this registry using the API (see API Docs).