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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16 records found
  • River Discharge

    Contained within the 4th Edition (1974) of the Atlas of Canada is a map that shows average annual streamflow in cubic feet per second. There is an attached supplementary map which displays the reliability of the river discharge data which the above mentioned map is based on.
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Drainage Basins

    Contained within the 4th Edition (1974) of the Atlas of Canada is a map that shows drainage basins as well as major lakes and diversions. The map displays the ocean drainage areas along with component river basins and diversion areas for the Arctic, Pacific, Hudson Bay and Atlantic drainage areas.
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Lakes, Rivers and Glaciers

    Contained within the 4th Edition (1974) of the Atlas of Canada is a map that shows the lakes, rivers and glaciers as well as the major drainage areas. Provincial and territorial boundaries are shown, but otherwise there are no other names or symbols shown on the Canadian land surface.
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Runoff

    Contained within the 4th Edition (1974) of the Atlas of Canada is a map that shows average annual runoff patterns. There is a second map, accompanied by bar graphs for selected gauging stations of representive rivers, which expresses the volume of flow by months as percentages of the annual...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Wetlands

    Contained within the 4th Edition (1974) of the Atlas of Canada is a map that shows the area of wetlands as a percentage of grid-units, 10 000 square kilometres in area. The term, wetlands, as used on this map, refers to areas represented on the 1:250 000 scale maps of the National Topographical...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Seasonal Runoff

    Contained within the 4th Edition (1974) of the Atlas of Canada is a map that shows the amount of seasonal runoff. The map shows periods of maximum and minimum streamflow. The coloured discs indicate the month of maximum streamflow at gauging stations and dots within these discs indicate the...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • River Profiles

    Contained within the 4th Edition (1974) of the Atlas of Canada is a map that shows the location of river profiles. There are drainage profiles, major river systems and major tributary included in this map.
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Lakes, Rivers and Glaciers

    Contained within the Atlas of Canada's Reference Map Series, 1961 to 2010, is an enlargement of a 1: 15 000 000 sheet of the same name from the National Atlas of Canada, 4th Edition. Both maps show a very dense network of lakes, rivers and glaciers, with all of the data being photo-reduced from...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JPG
    • PDF
  • Drainage Basins

    Contained within the 2nd Edition (1915) of the Atlas of Canada is a map that shows the delineation of drainage basin. The total area drained is indicated in square miles for each basin, and drainage basins of the principal river systems of Canada, along with their areas. This includes the great...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JPG
    • PDF
  • Drainage Basins

    Contained within the 1st Edition (1906) of the Atlas of Canada is a map that shows the delineation of drainage basins. The geographic extent of each drainage basin is delineated and the total area drained for each basin is provided in square miles. This includes the great oceanic drainage basin...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JPG
    • PDF
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