Maximum printing sizes vary depending on the dpi of the print. A 300dpi print has a maximum size of 6.8 inches, a 200dpi print has a maximum size of 10.2 inches and a 150dpi print has a maximum size o...
I bought a DWG format of Ontario Base Map (OBM) and it’s 30 separate files! Is there an easy way to load them into CAD all at once?
Yes! From the task pane, select “Data”/”Attach Source Drawings” and choose the layers you would like to load. Learn more
Do you have the small scale topo sheets as well?
No. The familiar topos named by letter-number combinations, (030M, for example covers the the Golden Horseshoe at 1:250,000, 030M14, covers Markham at 1:50,000) come from the NTS (National Topographic...
Is bandwidth usage for contours the same as for imagery?
Yes, all data transferred through the MapCast WMS subscription is tracked the same way. However, the size of the file will vary depending on the data contained, so in general, the contours would conta...
Compare Property Boundary Mapping
Where are the Ontario Base Maps for City of Toronto?
Map sheets for this particular area are not available.
Is there anything more current than 1983?
The current edition, referred to as the 1983 series was produced between 1977 and 2000 using the NAD83 datum. The year of the photo each sheet was based on is recorded at the bottom of the map sheet. ...
What file formats are available for OBM?
Besides printed hard copies, OBM can be purchased as PDF (read-only), as a georeferenced raster (tiff), or in vector formats (SHP for GIS or DWG for CAD), consisting of points, lines, polygons, and an...
What types of features are shown on Ontario Base Maps?
An example of the legend:
What is the map scale of OBM?
1:10,000 in southern Ontario, meaning each 24″ x 30″ map sheet covers 5km x 5km, or, 1:20,000 for northern Ontario, meaning each sheet covers 10km x 10km.