Water is needed in all aspects of life. The general objective is to make certain that adequate supply of water of good quality is maintained for- the entire population, while preserving the hydrological, biological and chemical functions of ecosystem. Innovative technologies are needed to fully utilize the limited water resources. The challenge of meeting the drinking water requirement of such huge population in addition to the other water requirements needs immediate steps to be taken.

Key words: Remote Sensing, Geometric Increase Method