Natural Flood Influencing Factors: A Case Study of Perlis, Malaysia

In the year 2005, 2010, as well as 2011 severe floods stroked Perlis State, which is situated in the northern part of Peninsula Malaysia. The floods caused tremendous damages to properties and lives as a whole. Flood is basically one of the weather related natural catastrophes. Numerous techniques exist in an attempt to provide most reliable solutions to reduce the flood risk level to the maximum by detecting those areas that are vulnerable to flooding. The purpose of this paper is to identify the natural flood influencing factors in the study area. GIS spatial database was created from a geological map, land cover map, meteorological station, drainage map, topography map and soil map respectively. An attribute database was equally created from field investigations and historical flood areas reports of the study area. A number of natural flood influencing factors were identified and discussed herein.