DMTI digital elevation model | Geospatial Centre

This data resource provides a digital elevation model (DEM) with 30 metre intervals. This model is based on the NTS 1:50,000, and 1:250,000 map sheets. Index (JPG) shows DEM coverage available through DMTI. The Geospatial Centre has access to DMTI's data and is available upon request. For assistance in working with DMTI's DEM data, please consult Working with DMTI digital elevation models (PDF). These data sets are available in both Universal Transverse Mercator (UTM) and geographic (lat/long) co-ordinates, horizontal datum is North American Datum (NAD) 83. These data are stored as ASCII files, but are also available as ArcInfo Grid, Vertical Mapper (MapInfo '.grd' files), and Planet (UTM projection only) files. Please see the Converting digital elevation models (DEM)(PDF) guide for a brief outline on how to use this data in ArcView and ArcGIS. Other data formats can be accommodated, as the Geospatial Centre has access to a number of conversion utilities. In order to access this data set, please visit the Geospatial Centre reference desk during reference hours. Library reference staff are available to provide further information about these data sets and to deliver data upon request. Under the terms of the library's license agreement, these data sets are for use by students, faculty, and staff at the University of Waterloo only. There are public workstations in the Geospatial Centre that provide access to ArcGIS software programs, program extensions and data manipulation utilities. Patrons may use the Geographic Information Sytem (GIS) and image processing software in the library to view and manipulate the data. UWaterloo faculty, students and staff may copy these data to other media (for example: CD, DVD or Zip disc) for use elsewhere. These data may be exported from ArcGIS in a choice of bitmapped formats (also known as raster graphics) including JPG, TIFF, GIF, and BMP or in a choice of vector graphics formats including Adobe Illustrator (AI), Encapsulated Postscript (EPS), and Scalable Vector Graphics (SVG). Yet another option is PDF. These data are provided for personal use for academic, research, and/or teaching purposes. A data release agreement must be agreed to before these licensed data can be released. DMTI Spatial must be acknowledged on any derivative product, whether printed or electronic, including for example, a printed map, a raster or vector graphic, a web-based application, etc. Patrons are advised to fully respect the provisions of Canada's Copyright Act as well as terms and conditions imposed by the data provider. Dana Porter Library, Room 328 University of Waterloo Library Waterloo, Ontario N2L 3G1 (519) 888-4567 x32795 Source.

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Last Modified: April 27, 2014 @ 12:00 am