Fraser River Flood Monitoring App Ben Kerr, Foundry Spatial Ltd. Matt Osler, City of Surrey
Why River Levels? Public safety Dyke maintenance Improved awareness (public, engineering, emergency staff)
Why Surrey? Open Data Vulnerable to flooding during high water Flood response and emergency management
Flood Protection South Westminster Dyking district (1920) By 1967, 500 homes in flood plain plus significant industrial presence Responsibility transferred from Province Courtesy Surrey Archives
How Open data Web maps and interactive charts Clean and simple design
Data 6 2 9 1 SCADA / ftp SCADA / ftp Web API Web scraper locations
Open data? Publically available* License allows re-use * Public domain ¹ Open data EX: http://data.surrey.ca/pages/open-government-licence-surrey http://wateroffice.ec.gc.ca/disclaimer_info_e.html
Web Maps & Interactive Charts CartoDB Map tiles City of Surrey ESRI web map Leaflet.js D3.js Data from each network presented in same manner (historical percentiles, current year observations)
Technology Linux Ubuntu (server) Postgres (database) NGINX (webserver) Leaflet.js, D3.js (presentation) 100% open source (Annual software licensing costs = $0)
Web app best practices Users typically look for one thing Too much choice can be debilitating So, Deliver that one thing quickly, clearly
Opportunities Further regional collaboration Predictions and forecast Support open data Develop partnerships Focus on meeting a specific need, and knock it out of the park
Questions