Abstract: Water is life for all but this water is polluting day by day in severe condition. So it can be said that our life (water) is not safe now. We are in crisis period. Water pollution is a major serious problem for all over the world. It affects drinking water, rivers, lakes and oceans all over the world. It consequently harms the health and wellbeing of human life and the natural environment. The present study is tried to discuss basically what water pollution is and focused on different causes of water pollution, effects of this pollution on Earth, special reference from Murshidabad district and finding possible solutions and preventive methods of this problem, role of WBPHED for quality treatment of water and supply.