Primary treatment of sewage is a crucial step in the wastewater treatment process. It serves as the first line of defense against pollution and is essential for protecting the environment and public health. This article will explore the various aspects of primary sewage treatment, including its purpose, processes, and significance.

Sewage treatment is a vital process in modern civilization that helps protect public health and the environment. The treatment of wastewater involves three main stages: primary, secondary, and tertiary treatment. Each stage serves a specific purpose in removing different types of contaminants from wastewater before it can be safely released back into the environment or reused for various purposes. The evolution of sewage treatment technology has been driven by increasing environmental awareness, stricter regulations, and the growing need to protect water resources for future generations. Modern treatment facilities are designed to handle various types of wastewater, from domestic sewage to industrial effluents, ensuring comprehensive treatment regardless of the source.