Al-Khobar Phase 2 SWRO
Seawater RO, 630,000 m3/day design; 670,852 m3/day reported by SWA in 2025 in Saudi Arabia.
Operational
The record
- Country
- Saudi Arabia
- Location
- Al-Khobar
- Coordinates
- 26.180, 50.210
- Technology
- Seawater RO
- Capacity
- 630,000 m3/day design; 670,852 m3/day reported by SWA in 2025
- Capital cost
- —
- Stage
- Operational
- Owner or client
- Saline Water Conversion Corporation, now the Saudi Water Authority
- Contractor
- ACCIONA Agua with Al-Rashid Trading and Contracting Company (RTCC)
- Operator
- Saudi Water Authority
- Finance
- Saudi government capital budget; US$650 million AIIB and Infra financing signed in June 2025 covering the Jubail 1 and Khobar 2 conversions
- Award or start year
- 2020
- Commissioned
- 2023
Record last checked 2026-09-18.
History
- 2020
ACCIONA and RTCC awarded the EPC contract by SWCC
- 2023-01
Plant ramped to full production during final testing
- 2025-06
SWA signs a US$650 million financing package with AIIB and Infra for the Jubail 1 and Khobar 2 conversions and reports Khobar phase 2 output at 670,852.4 m3/day
Sources
8 references
Every field in the record above is taken from the references below. A field that none of them confirms prints as a dash.
- ACCIONA project page, Al Khobar II SWRO. acciona.com.
- 630,000 m3/day, client SWCC, EPC with RTCC, serving 4 million inhabitants, about 400 km east of Riyadh.
- Smart Water Magazine, ACCIONA ramps up its world's largest desalination plant to full production in Saudi Arabia, 31 January 2023. smartwatermagazine.com.
- awarded 2020, reached full production during final testing in January 2023, the largest RO plant awarded under a single EPC contract in the Kingdom.
- Saudi Water Authority, SWA Signs USD 650 Million Financing Agreement, 26 June 2025. swa.gov.sa.
- Khobar phase 2 daily production capacity 670,852.4 m3/day, described as the world's largest seawater desalination plant using reverse osmosis technology.
- Saline Water Conversion Corporation, Annual Report 2022 (English), Production Plants Map, p. 73. swcc.gov.sa.
- 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.
gives Al-Khobar RO2 at 630,000 m3/day and calls it the largest reverse osmosis plant in the world.