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. The process typically involves four main stages: preliminary treatment, primary treatment, secondary treatment, and tertiary treatment. Each stage plays a vital role in removing contaminants and ensuring that the treated water is safe for discharge or reuse. Understanding these stages not only highlights the complexity of sewage treatment but also emphasizes its importance in maintaining ecological balance and public health.

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.