DIGITAL ELEVATION MODEL

Data contains Breaklines (which include road / street widths), contours at 1 metre intervals and 2 metre intervals, and a (triangulated irregular network (TIN) model, and DTM points. Toronto contours.

One file for the entire city (one dwg, one dgn)

February 2008 update includes Landuse (land use) and zoning. March 2008 update includes Storm Sewer Network.

03/2014 data available on local drive M:\data\private\mississauga\2014\03_2014.

Digital atlas of the Czech Republic, containing geological, radiometric, geomagnetic, mineral, and gravimetric layers; a digital elevation model; land cover and topographic maps.

Open geodata portal for Spain. Includes orthophotos, elevation data, land cover, road network files, hydrography, administrative boundaries, populated places, transportation networks and historical maps.

Download topographic vector data for all of the United States.

Request tiles from map library staff

• derived from aerial photography acquired in the Spring of 2005
• basis of the DEM will be points and breaklines
• density and accuracy to support 20cm orthoimagery

This digital data release, produced as part of the Lake Nipigon Region Geoscience Initiative (LNRGI), contains location information, rock descriptions, detailed petrographic descriptions, photomicrographs and qualitative modal analyses for 250 thin sections collected within the 2003 LNRGI bedrock