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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98 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
  • Post-Glacial Rebound

    Contained within the 4th Edition (1974) of the Atlas of Canada is a set of two maps. One shows the maximum post-glacial marine limit in feet above present sea level and the second shows the maximum height of post-glacial rebound in feet above present sea level. Both maps show existing glaciers...
    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
  • Fresh Water

    Contained within the 4th Edition (1974) of the Atlas of Canada is a map that shows the area of fresh water. It is split into squares that have the percentage of total fresh water. Each square covers an area of 10,000 square kilometers. According to the map, fresh water bodies occupy 7.9% of the...
    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
  • Urban and Environmental Geology of the St. Lawrence Valley - Base Maps

    The study area includes the St. Lawrence Valley and valleys of tributary rivers from Lake Ontario (Kingston) to the Gaspe peninsula. The project was initiated in 2004 and is still on-going. Maps, documents and new topics will be released on-line at this site, as the information is compiled and...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • ZIP
  • Atlas of Canada 1,000,000 National Frameworks Data, Hydrology - Drainage Netw...

    The Atlas of Canada 1,000,000 National Frameworks Data, Road Network is based on 1:250,000 scale National Topographic Data Base (NTDB) road and ferry route datasets which have been assembled into a national coverage and updated using various reference sources. A selection of the network suitable...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • ZIP
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