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Water assessment needs due to a variation of precipitation, water demand for various sectors, water storage structures etc. usually for a season or more, affecting virtually all climate regimes. The precipitation deficiency results in water shortage for some activities, group or environmental sector, causing economic losses and significant damage to human lives. Furthermore, water demand for growing human population, industrial development and agriculture has increased significantly in developing countries threatening the outcome of major environmental, social and economic problems. For water security, it is essential to assess the major sources of water demand and supply on a scientific based. GIS as a tool helps to assess on macro-level (basin) to micro-level (village) water assessment for water security. Out of 347 villages 116 villages (2,06,935 people) do not have any water source. Their drinking water requirement of 120.03 m(3)/yr is not secured. (c) 2017 Elsevier Ltd. All rights reserved.