Flood assessment after Cempaka Cyclone 2019 in Imogiri District, Bantul Regency of Yogyakarta, Indonesia

Abstract

Imogiri District is one of the areas located at the foot of the southern mountains, with many rivers crossing the area. The Cempaka Cyclone in March 2019 caused a big flood in the Imogiri district and its surrounding area. Flood may affect various sectors of the socioeconomics life of a society, such as sectors of the economy, and agriculture, especially a severe effect on environmental and surface/groundwater systems in areas. The research objective is to assess flood hazards and their impact in the Imogiri District, Bantul Regency, Yogyakarta Special Region. The research was conducted by field survey and interview with an impacted community from the flood. The outcome of this study revealed that the area with high flood-prone potentials is distributed in the eastern and central part of the study area, along the river flood zone. The flood disaster caused property and agricultural losses but did not cause any casualties. The community was unprepared for the flood disaster, which had not occurred as big as in 2017.