ABSTRACT
The region relief is depicted as slightly wavy, with altitudes varying from 450 to 650 m and declivities from 0 to 30%. In hydrogeological terms, there are two main aquifer systems: Sistema Aqüífero Guarani (Guarani Aquifer system) and Sistema Aqüífero Serra Geral (Serra Geral Aquifer system). Sistema Aqüífero Guarani consists of two geological formations called Pirambóia and Botucatu. Serra Geral Formation composes the Serra Geral Aquifer System.
