Sewage treatment is a crucial process that ensures the safe disposal and management of wastewater generated from households, industries, and other sources. The treatment of sewage is essential for protecting public health and the environment. This article will explore the various stages of sewage treatment, detailing the processes involved and their significance in maintaining water quality and ecological balance. Understanding these stages not only highlights the complexity of wastewater management but also emphasizes the importance of sustainable practices in preserving our water resources.