National Topographic Data Base (NTDB), 1944-2005

This collection is a legacy product that is no longer supported. It may not meet current Government standards.

The National Topographic Data Base (NTDB) comprises digital vector data sets that cover the entire Canadian landmass. The NTDB includes features such as watercourses, urban areas, railways, roads, vegetation, and relief. The organizational unit for the NTDB is the National Topographic System (NTS), based on the North American Datum of 1983 (NAD83). Each file (data set) consists of one NTS unit at either the 1:50,000 or 1:250,000 scale.

Data and Resources

Additional Info

Field	Value
Last Updated	April 17, 2026, 17:57 (UTC)
Created	April 17, 2026, 17:57 (UTC)
contact_email	geoinfo@nrcan-rncan.gc.ca
contact_person	{"fr": "Gouvernement du Canada; Ressources naturelles Canada;Secteur de la politique stratégique et de l’innovation,geoinfo@nrcan-rncan.gc.ca", "en": "Government of Canada; Natural Resources Canada;Strategic Policy and Innovation Sector,voice; 1 (800) 661-2638 (Toll Free in Canada and USA.),geoinfo@nrcan-rncan.gc.ca"}
criticality_level	[]
data_dictionary	EPSG:4269,https://www.epsg-registry.org,7.6
geographic_scope	[]
open_canada_collection	fgp
open_canada_date_published	2005-01-01 00:00:00
open_canada_keywords	{"fr": ["Carte topographique", "Topographie", "Carte géographique", "Système d'information géographique"], "en": ["Topographical maps", "Topography", "Geographical maps", "Geographic information systems"]}
open_canada_subject	["form_descriptors"]
sensitivity_level	unrestricted
title_fr	Base nationale de données topographiques (BNDT), 1944-2005
update_frequency	not_planned