Water treatment has become an area of worldwide concern as individuals, communities, industries, and nations strive for ways to keep this essential resource available and suitable for use. Hence, there is a need to learn waste water management. Wastewater management encompasses a broad range of efforts that promote effective and responsible water use, treatment, and disposal and encourage the protection and restoration of our nation’s watersheds. It also includes Waste-water Treatment Plant designing, erection, commissioning and annual maintenance,Sewage treatment, Industrial effluent treatments and it requires general awareness.