The Analysis of Tsunami Risk Based on the Building Vulnerability and Community Preparedness in Kuta Alam Sub-District Banda Aceh

Abstract

Kuta Alam Sub District was one of the worst impacted by Tsunami in 2004. More than 50% of the area was covered by the wave more than 1 meter. The research is using qualitative and quantitative approach through surveying and scoring. Qualitative methods are carried out to assess the level of disaster risk faced by the community. While quantitative methods are used to assess the level hazard, vulnerability and community preparedness. Data analyzing is conducted spatially through geographic information system. The result show that the level of vulnerable building classified can be into very high, high, fair, and low. From the total buildings in Kuta Alam Sub District, which have a very high vulnerability of 1.79%, high of 55.17%, fair of 35.21% and low of 7.83%. The preparedness of the community in avarage is low of 32.17%. However, high vulnerability and low preparedness will increase the potential risk of tsunami disaster.