Waste water management for smart cities

Water is a key resource for life on earth. Clean Drinking water is one of essential human needs. With the increase in urbanization a threat of water scarcity is alarming. This triggers the idea of reuse and recycling of waste water. This paper presents the need for waste water treatment and also gives the brief description of various stages of waste water treatment. The waste water treatment plan works optimally only under certain parameters. Hence sensors can be used at different stages of water treatment for automation. This paper presents the importance and necessity to recycle the waste water and provides a solution for automation of the waste water treatment plant.