The BDTQ contains detailed large scale mapping (1:20 000) of Quebec below the 49th parallel. The data covers the Region of Montreal and the South Shore. This database contains 25 themes in the following classes: hydrography, elevation, transportation, buildings, vegetation, landforms, borders, designated areas, and cartographic entities. The data available is in ArcInfo {e00} format, projected in Geographic NAD83, using latitude and longitude coordinates with meters as the base unit of measurement.

More current data for Quebec can be found in the Géoindex platform. 

BDTQ Example


Title Quebec Topographic Database - Base de données topographiques du Québec (BDTQ)
Author Ministère des Ressources naturelles et Faune du Québec
Date Various
Language French
Format ArcInfo Export {.e00}
Scale 1: 20 000
Projection Geographic
Datum NAD83
Licence Restricted to McGill users
Index Map BDTQ Index of the datasets available.
Interactive Index {Requires Google Earth}
Documentation User Guide (in french) is available from the following link:
Access Members of the McGill Community can obtain copies of the data by filling out the Geospatial Data Request Form. Please provide the map numbers (eg. 31H12 NE). See the BDTQ Index to obtain map number.
Citation Base de données topographiques du Québec. Map Number. [computer file]. 1:20 000, Québec: Ressources naturelles et Faune, year.



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