Greater Toronto Area (GTA) Orthophotography Project 2005

Coordinate system: 26917 - "NAD83 / UTM zone 17N"


The Greater Toronto Area Orthophotography (2005) data set consists of 20 cm true colour digital orthophotography, collected in the spring of 2005 by First Base Solutions.

This data encompasses the regions of Durham, Halton, Hamilton, Peel, Toronto and York and is provided in two formats: 1km x 1km photo tiles or municipal mosaics. The tiled data consists of 9154 individual seamless files. The mosaiced data is divided along municipal boundaries as follows: Durham (Ajax, Brock, Clarington, Oshawa, Pickering, Scugog, Uxbridge and Whitby); Halton (Burlington, Halton_Hills and Oakville); Hamilton (Central, North and South); Peel (Brampton, Caledon East, Caledon West and Mississauga); Toronto (Central, East and West) York (Aurora, Georgina, Gwillimbury, King, Markham, Newmarket, Richmond Hill, Stouffville and Vaughan)

The aerial photography was collected during April, 2005.