Emergency cutback at Point Lisas desalination plant – Point Lisas – Trinidad CUSTOMERS in parts of Central and South/West Trinidad will experience a disruption in their regular pipe-borne water supply because of a cutback in production at the Point Lisas desalination plant. A release from the Water and Sewerage Authority (WASA) said the plant was producing ten million gallons per day (mgd), just 25 per cent of its capacity. (LINK). HIWI042019-01-05T12:23:17+01:00