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St Michael BWRO

Government water supply review begins

1 August 1995


January 1999


15 February 2000

Formal dedication ceremony

10 June 2000

Plant type

Brackish water reverse osmosis (BWRO)

Feedwater source

Ten brackish water wells

Production capacity

30,000m³/day product water

Membrane system

Single array, spiral-wound, thin-film composite RO elements

Membrane housing

Cylindrical pressure vessels

Operational pressure


Indicative power consumption

1kWh/m³ of product water

Water price

$1.78m³ (at plant), $2.16m³ (distributed)

Construction time

15 months

Contract duration

15 years

Plant capital cost

$28 million

Connection cost

$5.5 million

Reservoir construction cost

$1 million

Associated water conservation cost

$3 million


Barbados Water Authority

Lead contractor

Ionics Freshwater Ltd (Ionics / Williams Industries joint venture company)

Reservoir construction

SpanCrete Caribbean

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