Processes

Wastewater treatment - Tertiary treatment


The goal of tertiary treatment is to remove unwanted elements such as SS, COD (solid and colloidal), phosphorus and specific compounds (pesticides, metals, detergents, and so on). It is designed to improve the quality of purified water so that it can be discharged into the natural environment or re-used.


A number of different technologies can be applied, such as:

 

 

 

Example of a greendaf rapid flotation installation

 

 

 

 

 

 

 

 

Urban wastewater treatment processes


[Pretreatmentfleche_EP.gif [Primary treatment] fleche_EP.gif [Secondary treatmentfleche_EP.gif [Tertiary treatment] fleche_EP.gif [Combined treatment] fleche_EP.gif [Odour control]

 

 

 

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More on innovative water treatment technologies

 

Water treatment

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Drinking water

 

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Urban WW

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Desalination

 

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Reuse

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Sludge