Canadian Digital Elevation Model

NRCan/CDEM
Dataset Availability
1945-01-01T00:00:00 - 2011-01-01T00:00:00
Dataset Provider
Earth Engine Snippet
ee.ImageCollection("NRCan/CDEM")
Tags
cdem elevation topography dem geophysical nrcan canada

Description

The Canadian Digital Elevation Model (CDEM) is part of Natural Resources Canada's (NRCan) altimetry system and stems from the existing Canadian Digital Elevation Data (CDED). In these data, elevations can be either ground or reflective surface elevations.

The CDEM is comprised of multiple DEMs with varying resolutions. These vary according to latitude and have a base resolution of 0.75 arc-seconds. For more information see the Product Specifications

Contains information licensed under the Open Government Licence – Canada.

Bands

Resolution
0.75 arc seconds

Bands

Name Units Min Max Description
elevation Meters -226* 5944*

Elevation

* estimated min or max value

Terms of Use

Terms of Use

Licensed under the Open Government Licence - Canada.

Explore in Earth Engine

var dataset = ee.ImageCollection('NRCan/CDEM');
var elevation = dataset.select('elevation');
var elevationVis = {
  min: -50.0,
  max: 1500.0,
  palette: ['0905ff', 'ffefc4', 'ffffff'],
};
Map.setCenter(-139.3643, 63.3213, 9);
Map.addLayer(elevation, elevationVis, 'Elevation');