Flood Hazard Mapping and Flood Preparedness Literacy of the Elderly Population Residing in Bangkok, Thailand

This research aimed at assessing flood hazard areas and literacy of the elderly population in Bangkok, Thailand analyzing their preparedness through SWOT analysis. Expert interviews a community survey were conducted. Using analytic hierarchy process (AHP) GIS technique, results indicated that land-use, drainage density, annual maximum rainfall most heavily weighted factors mapping Bangkok. About half (50.32%) Bangkok’s total area was defined as high area. A 736 questionnaires distributed flood-prone with highest percentage population. The both analysis found many senior citizens have low digital media limited experience using information technology for preparedness. Lack integration disaster risk reduction aging policy, ineffective warning system, lack access to training key barriers reducing vulnerability hazard. revealed majority respondents (75%) neither used online applications management before during nor shared/communicated via platforms. Some (13%) Facebook Line obtain event. Very few (<2%) accessed national/provincial web-based platform find out flood-related information. Almost all respondents, especially who are living high-risk zones, had never participated management. Therefore, effective strategies enhancing social engagement skills urgently needed.