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 highly detailed custom elevation model using current orthophoto or satellite imagery, where this imagery exists. Contact us for a quote. We also have 1983 OBM (Ontario Base Mapping) for the entire province which has 5m interval contours in southern Ontario and 10m interval contours in northern Ontario.