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Muharraq Wastewater Treatment Plant BOOT

Wastewater treatment + reuse, 100,000 m3/day, designed for a further 60,000 m3/day, with a 16.5 km deep gravity sewer trunk main in Bahrain.

Operational

The record

Country
Bahrain
Location
Muharraq
Coordinates
26.227, 50.704
Technology
Wastewater treatment + reuse
Capacity
100,000 m3/day, designed for a further 60,000 m3/day, with a 16.5 km deep gravity sewer trunk main
Capital cost
US$310 million
Stage
Operational
Owner or client
Ministry of Works, Kingdom of Bahrain; project company Muharraq Wastewater Services Company
Contractor
Samsung Engineering (now Samsung E and A) as lead developer and EPC contractor
Operator
Samsung E and A with Almar Water Solutions, which holds 35 per cent
Finance
29-year build, own, operate and transfer concession running to 2 April 2040
Award or start year
2011
Commissioned
2014-04

Record last checked 2026-09-18.

History

Sources

7 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. Samsung E and A, MOW Muharraq Sewage Treatment BOT Project. samsungena.com.
  2. Sewage treatment 100,000 m3/day with two sludge incinerators and sewer pipelines, client the Ministry of Works, completed in April 2014 with a 26-year operation and maintenance period, the company's first overseas BOT project.
  3. Almar Water Solutions, Muharraq wastewater treatment plant. almarwater.com.
  4. 100,000 m3/day, tertiary treatment for reclaimed water, sludge incineration, 29-year BOOT signed in 2011 and running to 2040, investment US$310 million, about 260,000 people served, a 16.5 km deep gravity sewer trunk pipeline described as the first of its kind in the GCC, designed for a further 60,000 m3/day.
  5. Smart Water Magazine, Muharraq WWTP: a unique facility in Bahrain. smartwatermagazine.com.
  6. Operations from 2014 at about 72,000 m3/day rising to the 100,000 m3/day design capacity, preliminary, secondary and tertiary treatment with disc filters and UV. WaterWorld, Wastewater treatment contract in Bahrain finally awarded to global consortium, 3 February 2011. waterworld.com.
  7. 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.

Ministry of Works and Ministry of Finance award the contract to a consortium of Samsung Engineering, Invest AD and United Utilities International on a BOT basis, 100,000 m3/day, mechanical completion after 30 months, expandable to 160,000 m3/day.