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12 datasets found
Surface water  PDF 
  • Open Data

    Water yield variability index, selected drainage regions, 1971 to 2013

    This product provides the variability index for selected drainage regions in Canada. Variability is measured using a coefficient of variation (CV) to compare all months over a 42-year time period and is a measure of the dispersion or variation in the monthly yield values from 1971 to 2013 (and...
    Organization:
    Statistics Canada
    Resource Formats:
    • FGDB/GDB
    • HTML
    • PDF
    • WMS
    • ESRI REST
  • Open Data

    Digital Topographic Raster Maps, 1944-2012

    This group of maps, which includes the CanMatrix and CanTopo collections, is now a legacy product that is no longer maintained. It may not meet current government standards. Natural Resources Canada's (NRCan) topographic raster maps provide a representation of the topographic phenomena of the...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • TIFF
    • KMZ
    • GeoTIF
    • GeoPDF
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