Application of Geographical Information System in Analysis of Suitability Refuse Dump Sites Location of Keffi town, Nasarawa state

Abstract

Most of the developing countries are facing a lot of problems concerning to the garbage disposal and waste management. The truth is that, population is increasing; as such the rate of consumption also increases. These create more issues and problems in relation to social, environment, economic and health especially towards finding the most suitable location for dumping sites. There are cases of outbreak of diseases through water contamination, pollution and unpleasant odor due to the closeness of the disposal sites to residential. This and much more had affected the urban aesthetics that most local authorities have ignored the effects of municipal solid waste disposal. This study aims to verify the suitability of refuse dump site locations and to provide solution to where the new locations of the 10 dump sites will be located. Ten existing refuse dump site locations are considered by using suitability criteria such as roads, rivers, vegetation and residential areas. Various analyses are performed such as the kernel density, Euclidean distance and buffer analysis using spatial analyst in ArcGIS 10.0. The result from GIS analysis had shown that all the present existing ten refuse dump