HYDROGRAPHY

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Polylines and Elevation points. Polylines are all in one layer and encompass building outlines, streets, curbs, etc. arenas, tennis courts, vacant lands, ward

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Online mapping data for the city of Ottawa

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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… Read more.

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also contains bicycle paths, heritage sites, trails, campgrounds, fire hydrants, polling stations, street intersections, retail, sanitary manholes, sanitary sewer pipes, creeks, woods, and landmarks

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Note that some layers are free to download. Others must be requested through the Map and Data Library. All roads can be found for public use at this url http://gis.ny.gov/gisdata/inventories/details.cfm?DSID=932

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The Hydrological Atlas of Germany (HAD) is based on nation-wide comparable data for the whole of Germany using up to date hydrological models and regionalisation methods. It contains the chapters: hydrometeorology, surface waters, soil water,… Read more.

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