The present work, has as intention to analyze and to evaluate, if the island of Santiago presents propitious conditions or not, for the installation of one fills with earth intermunicipal bathroom, in accordance with the criteria developed for the Brazilian Institute of Municipal Administration? IBAM, with some modifications of form to harmonize with reality of objecto in study. The identification of these areas, had been made with the resource the technology based on Systems of Informao Geogrfica (SIG), therefore this, assists in the decision taking, making possible a complex analysis of diverse parameters of integrated form. For the accomplishment of the zoning of aptitude of the area, it was necessary the elaboration and integration of maps that contain geologic information, topographical, hdrica, hidrogeolgica, demographic geomorfolgica, uses of ground, declivity among others. One of the biggest actuais urban problems, is inadequate the final disposal of the residues solids, that if aggravate in result of the growth of the urban population and the changes of habits of consumption introduced by the industrial age. The increase of the urban garbage generation has not been folloied for satisfactory solutions of management, resulting in its final destination of incompatible form with the preservation of the environment and the public health. One of the viable forms for the treatment of the RSU1 is one fills with earth sanitary, that it takes care of the demands of the ambient, legal conditions, techniques and econmicas. The garbage production in the Handle cities is an inevitable process that occurs daily, in amounts and compositions that depend on the size of its population and its development partner? economic.