The impact of waste water are as follows: water colour, and the nasty smell. Water is harmful to living organisms in the water. Polluting the environment as the source of the disease to humans, animals and plants, it is harmful to health. Make natural ecosystems were destroyed or deteriorate the quality so far is that the creatures live. Cause death of animals and plants, water sources, a lot of water to rot, and the lack of oxygen that is soluble.