In recent years, WebGIS is focused on Local Government in order to share information with local residents. However, the most WebGIS sites contain maps and information without telling a solution how these contents utilize for living safety. The purpose of this study is to develop the disaster information mutual support system based on WebGIS. This report shows 4 structures, the present issue of WebGIS, the system development, database construction and how to use the system as a provision for advance or urgent situation.
