Greater Toronto Area (GTA) Orthophotography Project 2007 Coordinate system: 26917 - "NAD83 / UTM zone 17N" Abstract: Data set consists of over 6000 one-square-kilometer tiles of orthorectified colour imagery for the Greater Toronto Area. The imagery features 15 cm pixels for Hamilton, Halton, Mississauga and Toronto, and 20 cm pixels for Brampton and York Region. The imagery was flown in the spring of 2007.

Additional Documentation

• Metadata Information

  Language: eng; CAN

  Last Update: 2011-08-04

  Other Maintenance Requirements:

  This metadata was generated using information provided by the Ontario Ministry of Natural Resources (OMNR).

  Metadata Contact:

  Scholars Portal, Ontario Council of University Libraries Ontario, Canada

  Metadata Standard:

  North American Profile of ISO19115:2003 - Geographic Information

• Citation Information

  
  
  

  Ontario Ministry of Natural Resources Ontario, Canada

  Ontario Ministry of Natural Resources Ontario, Canada

  Themes or Categories of the Resource: imageryBaseMapsEarthCover

  Keywords:

  REMOTE SENSING, GEOGRAPHIC IMAGERY COLLECTIONS, RASTER, ORTHOPHOTO, AERIAL COLOUR PHOTOGRAPHY, AIR PHOTO, AIR PHOTOS

  Aerial colour photography, LAND USE, AERIAL PHOTOGRAPHY

  Aerial photography, Land use

  Place Keywords:

  Continent > North America > Canada > Ontario

  Purpose:

  The imagery was collected for use by the municipalities in updating official plans and general monitoring of property and land use. It can be used within the OPS for a variety of uses, including land-cover determination and infra-structure location.

  Dataset Language: eng

  Status: completed

  Update Frequency: asNeeded

  Spatial Representation Type: grid

  Processing Environment:

  The digital orthophoto imagery tiles are provided in GeoTIFF format. Images can be accessed through image software that support this format. Alternatively, Geographic Information Systems can be used to view the imagery and contour data within a spatial context.; GeoTIFF

  Extent

  West Longitude: -80.27563910962935

  East Longitude: -79.09127302136883

  North Latitude: 44.39934932378843

  South Latitude: 43.044392100808935

  
  

  Supplemental Information:

• Reference System Information

  Reference System Identifier

  Value: 26917

  Code Space: http://www.epsg-registry.org/

• Data Quality Information

  Scope Level: dataset

  
  

  The orthophography tiles were derived from aerial imagery captured by First Base Solutions during the spring of 2007.

• Distribution Information

  Distributor:

  Ontario Geospatial Data Exchange (OGDE), Ministry of Natural Resources (OMNR) Ontario, Canada