The City of Nelson recognizes the importance of preparing for the potential impacts of future climate change, specifically relating to the effects of flooding and extreme rainfall events. As a participant in CBT’s Communities Adapting to Climate Change Initiative (CACCI), the City identified the possibility of vulnerabilities in their stormwater infrastructure and engaged focus to further assess the system using the Engineers Canada Public Infrastructure Engineering Vulnerability Committee (PIEVC) Protocol. This Protocol provides the framework to enable public service decision makers to identify highly vulnerable infrastructure and develop plans for cost-effective solutions to be developed.