Analysis of Evacuation Behavior and Evacuation Decision Making from floods in the Heavy Rain Event of July 2018 in Seiyo City

Abstract

This paper provides the results of the survey that we conducted in Seiyo City (Ehime Prefecture) which suffered serious damage by disasters caused by the Heavy Rain Event of July 2018. In Nomura district located in Seiyo city which were inundated by flood waters, many residents evacuated from their houses. We had an interview with the Volunteer Fire　Corps and conducted a questionnaire survey to clarify the actual situation of the evacuation. In addition, we have clarified evacuation decision making of the people who experienced thedisaster. As a result, first, it was very important that call for an immediate evacuation from the Volunteer Fire Corps. However, some people didn’t take evacuation behavior even when they heard the call. Second, the norm has strong influence on behavior intentions of evacuation of people who experienced the disaster.