Analysis of Distribution and Impact of Inundation on Land Use in Surabaya City

Abstract

Coastal area is lowland which is same height as the height of sea tide (and means sea level). The method used in this study uses a remote sensing method with Digital Elevation Model (DEM) data. The final results of study are expected to provide information on the distribution of flood inundation in Surabaya to manage coastal and marine areas in context of developing Coastal areas, and can be used as an effort to mitigate the City Government against flood inundation which increases sea water utilization that occurs in coastal areas of Surabaya. The largest area that holds inundation or tidal floods is Sukolilo District with an area of 15,266 Km² and Benowo District with an area of 9,017 Km². The largest land cover area affected by flood inundation or tidal flood, namely housing class with area of 13,418 Km², followed by pond class with area of 11,056 Km².