Pemetaan tingkat resiko tsunami di kabupaten Sikka, Nusa Tenggara Timur

Abstract

Tsunami risk level mapping in Sikka country, East Nusa Tenggara was conducted using geographical information system with sensitivity and susceptibility approaches. Sensitivity level was analyzed using run up data of Flores tsunami 1992. Susceptibility level was approached using elevation, slope, beach morphology, land use, distance from coast line, and distance from river. Infrastructure and population factors were also used to determine tsunami risk level. In general, coastal region of Sikka Country was vulnerable to tsunami.