Digital Terrain Model (DTM) |
Data purpose: To provide a digital model of the terrain for the Province of New Brunswick.
Data description: A digital terrain model (DTM) is a digital representation of elevations throughout the Province. DTM files contain elevation mass points, check points, spot heights and random densified points. The spacing between the elevation points is approximately 70 metres and the absolute vertical accuracy of a single elevation point is approximately 2.5 metres. The elevations are expressed as metres above mean sea level.
Update requirements: As new data becomes available.
Restriction on use: Unrestricted
License: Open Government Licence
Georeferencing:
Horizontal datum - NAD83(CSRS), map projection - NB Stereographic Double, (EPSG 2953).
Vertical datum – Canadian Geodetic Vertical Datum of 1928 (CGVD28)
Data formats: XYZ ASCI text file
Data coverage and size: Provincial Coverage, 850 MB
Responsible Agency: Service New Brunswick