Al Kharj, Desalination (RO), Saudi Arabia
|Client:||Ministry of Agriculture|
- 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.
- 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