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Jubail SWRO Plant (Lantania and MGC)

Seawater RO, 600,000 m3/day in Saudi Arabia.

Under construction

The record

Country
Saudi Arabia
Location
Jubail
Coordinates
—
Technology
Seawater RO
Capacity
600,000 m3/day
Capital cost
US$544 million
Stage
Under construction
Owner or client
Saudi Water Authority
Contractor
Lantania with Mutlaq Al-Ghowairi Contracting Company (MGC)
Operator
—
Finance
Saudi Water Authority; a US$650 million AIIB and Infra package signed in June 2025 covers the Jubail 1 and Khobar 2 rebuilds
Award or start year
2025
Commissioned
—

Record last checked 2026-09-18.

History

Sources

4 references

Every field in the record above is taken from the references below. A field that none of them confirms prints as a dash.

  1. Smart Water Magazine, Lantania awarded US$544 million contract for new desalination plant in Saudi Arabia, 23 July 2025. smartwatermagazine.com.
  2. 600,000 m3/day for the Saudi Water Authority on the Arabian Gulf coast at Jubail, US$544 million or about 500 million euros, design, supply, construction, assembly and commissioning plus marine intake and outfall works, Lantania's third Saudi desalination project after Jubail 3A and Ras Mohaisen.
  3. International Desalination and Reuse Association, Lantania will build a 600,000 m3/day desalination plant in Saudi Arabia, 23 July 2025. idrawater.org.
  4. MENA Water Review major projects register and PPP pipeline — compiled from procurer publications, development-bank project pages and trade reporting; each record names its source.

same terms. Coordinates left blank: neither source gives a site beyond Jubail, and the plant is not separately mapped on OpenStreetMap.