SOJECO is a sea-water desalination plant located along Jeddah's South Corniche and adjacent to Jeddah Industrial City Phase 2, at a distance of about 25 km from King Faisal western naval base. The plant covers an area of 22,000m2 and consists of the water desalination plant building which includes the reject and break tanks, a 7 ton overhead crane, electrical and control rooms; as well as, 4 product water tanks with a capacity of 10,000m3, an accommodation building, a power generation plant, water filling stations, dispatch center, security guard posts and a parking lot. The plant is operated 24 hours a day and 52 weeks a year. It was designed to operate with a desalination capacity of 10,000m3/day in 2011 and increased to 15,000m3/day in the year 2017.

Treatment technology

Microfiltration system; as well as, reverse osmosis membranes.

Control & monitoring technology

PLC system with SCADA.

Capacity and Product Water Quality

The plant has a capacity of 10,000m3/day supply of potable water for domestic and industrial applications.

RO System Configuration

The desalination system consists of a raw seawater intake system with 10 beach wells, a Micro Filtration (MF) system adopted for RO pre-treatment, a SWRO system composed of 4 operating units each consisting of 30 pressure vessels each with 6 elements, and a Boron Removal system composed of 4 operating units each consisting of 6 pressure vessels and each is made up of 6 elements, a chemical dosing system and a control room.

Water distribution system

Distribution is both by food grade tankers SS316L and pipelines.

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