Given the increase in flood events in recent years, accurate flood risk assessment is an
important component of flood mitigation in urban areas. This research aims to develop
updated and accurate flood risk maps in the Don River Watershed within the Great Toronto
Area (GTA). The risk maps use geographical information systems (GIS) and multi-criteria
analysis along with the application of Analytical Hierarchy Process methods to define and
quantify the optimal selection of weights for the criteria that contribute to flood risk. The flood …
