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What is Wastewater Treatment? | Bevan Plumbing


February 14, 2023

Wastewater treatment is a critical process for managing and reducing the environmental impact of human waste. Facilities for wastewater treatment play an important role in protecting public health and the environment by removing pollutants from wastewater before it is discharged into the environment. In this blog post, we will learn more about wastewater treatment, how it works and the importance of wastewater treatment.graph


Introduction to Wastewater Treatment

Wastewater is any water that has been used and contains pollutants such as human waste, chemicals and other contaminants. If left untreated, wastewater can pose a significant risk to human health and the environment. Wastewater treatment is a process that removes pollutants from wastewater so that it can be safely returned to the environment.

How Wastewater Treatment Works


Wastewater treatment typically involves a series of steps, each designed to remove specific contaminants. 


The process typically includes the following stages:


  • Screening: The first step in wastewater treatment is to remove large objects, such as sticks and plastics, from the wastewater stream.
  • Equalisation: This step involves storing wastewater in a holding tank to equalise the flow and concentration of pollutants.
  • Primary treatment: During primary treatment, wastewater is screened to remove solids and settleable matter. This is done through a process called sedimentation.
  • Secondary treatment: Secondary treatment typically involves using biological processes, such as microorganisms, to remove dissolved organic matter and nutrients from the wastewater.
  • Tertiary treatment: Tertiary treatment is an optional step that can further purify the water. This treatment can involve processes such as filtration, disinfection and advanced oxidation.


The Importance of Wastewater Treatment

Wastewater treatment is essential for several reasons. It:


  1. Protects public health: Wastewater treatment helps remove harmful contaminants from wastewater, reducing the risk of exposure to harmful pathogens and chemicals.
  2. Protects the environment: This treatment removes pollutants from wastewater before it’s returned to the environment, so it safeguards surrounding ecosystems. It also helps maintain water quality in rivers, lakes and other bodies of water.
  3. Reduces water pollution: Wastewater treatment keeps our water resources clean and safe for future generations.
  4. Supports sustainable development: Wastewater treatment supports sustainable development by reducing the amount of pollutants released into the environment, helping to conserve and protect the planet’s resources.

The importance of wastewater treatment cannot be overstated—we must continue to invest in and improve these systems to ensure our water resources remain clean and safe for future generations. Wastewater treatment plays a critical role in protecting public health and the environment. By removing pollutants from wastewater, we can reduce water pollution and support sustainable development.


For more information on wastewater treatment or to book a service on your wastewater system, contact Bevan Plumbing in the Northern Rivers today on 0427 299 221. With more than 30 years’ combined industry experience in our ranks, you can count on us to keep your wastewater systems functioning as they should.


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