WATER

CanMap Water represents detailed coverage of water features across Canada. CanMap Water is engineered from a combination of National Topographic Data Base (NTDB) 1:50,000 and 1:250,000 scale hydrographic mapping data.

CanMap Water represents detailed coverage of water features across Canada. CanMap Water is engineered from a combination of National Topographic Data Base (NTDB) 1:50,000 and 1:250,000 scale hydrographic mapping data.

Online mapping data for the city of Ottawa

Layers Include:

Sewers; Cemeteries; Business Improvement Areas; sidewalks; escarpment; DTM 10 metres; DTM 20 metres; water hydrants; police stations; libraries; colleges; universities; beaches; arenas; Please request this data from Map & Data Library staff, 5th floor Robarts Library or by email at

Geographic Township is a polygon feature that indicates the fundamental land subdivision fabric of the Province.

The Environmental Data Explorer is the authoritative source for data sets used by UNEP and its partners in the Global Environment Outlook (GEO) report and other integrated environment assessments.