Al Kharj, Desalination (RO), Saudi Arabia
Client:Ministry of Agriculture
Location:Saudi Arabia
Start-up:2009
Capacity:50,000 m3/d

Description:

  • WABAG was entrusted with the realisation of a drinking water plant for the treatment of brackish ground water based on Reverse Osmosis technology.  The plant comprises pre-treatment, RO-plant and sludge treatment. The RO-plant supplies currently 50,000 m3/d to the population in Al Kharj City but is already designed for 100,000 m3/d considering a later extension.

Technology:

  • Pre-treatment: Aeration (step-aeration) in raw water tank, flash-mixing and coagulation, softening with sludge recycling, Cooling Towers, Sand filtration.
  • Reverse Osmosis: 6 units
  • Further steps: water blending, sludge thickening, concentrate disposal by evaporation ponds

 

 

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Al Kharj RO 1