Water is an indispensable natural resource on earth. Water is very important to nature and can limit the resources of humans and other living things. Groundwater occupies a major part in water supply for drinking, irrigation and industrial purposes in the world. The essentiality of water is more conspicuous due to its periodic scarcity. Land and water constitute the most important natural resources for the development of agriculture. In arid and semiarid regions of India, especially in rural regions, most population depends on the groundwater for drinking and irrigation purposes. The use of water for various purposes depends on its quality. It can be assessed by Hydro geochemical analysis and it becomes a meaningful exercise when coupled with GIS. This concept has been applied to groundwater around inactive mines, South-western part of the Cuddapah basin, Y.S.R. District of Andhra Pradesh.