If you’re having trouble with the sample request form, you can also access a selection of data here: Orthophoto SID 6 cm 10 cm 15 cm 20 cm JPG 6 cm 10 cm 15 cm 20 cm Parcel MapWarehouse T...
DEM
How to estimate how many tiles I need?
Most mapping data and imagery found on MapWarehouse cover large geographic areas. The coverage is clipped into 500m x 500m tiles based on a common grid, which enables you to purchase only the layers o...
How much does custom elevation mapping cost?
There is no preset cost for any particular service. Each job is unique and will be quoted individually based on a few different criteria. 1. Is photo already available? We may already have recent orth...
What’s The Difference? – DSM vs. DEM. vs. DTM
DSM, DEM, and DTM are all different ways of visualizing three dimensional relief of the landscape. All begin with overlapping aerial photos which can be viewed in stereo as 3D images by our photogramm...
Getting Started With LiDAR
LiDAR (Light Detection And Ranging) is a technology that essentially takes pictures using laser pulses instead of visible light. You’ve likely heard about LiDAR in the context of self-driving ca...
Preview the coverage area for each dataset
Coverage maps for all data types can be found here. View the year by year ortho coverage details here.
Data Catalogue Overview
What’s available, in which formats, and bit more about each data product.
1-Meter contours are too detailed for my site, is there anything smaller scale?
Yes! We have OBM (Ontario Base Mapping) available in a variety of vector formats such as SHP and DWG. These maps were produced in 1983 by Ontario Ministry of Natural Resources at 1:10,000 (5km x 5km s...
Why is there no elevation data at my site?
The elevation data that has been clipped to tiles for MapWarehouse covers the Golden Horseshoe and extends into Simcoe and the Kawarthas. Outside this area, it’s usually possible to produce a ...
How to merge tiled contours into continuous lines
Here’s one way: Copy the line work from one file, open the file for the adjacent tile and use the command “paste to original coordinates” to have them together in one DWG. Use the co...