Water Supply Through Tanker Lorry Book Online Only for Trivandrum Corporation Area Click Here In addition to piped water supply scheme, the KWA have the facility to supply drinking water through Tanker Lorries at the water works campus, Vellayambalam, Trivandrum and Treatment plant Aruvikkara.  The supply from Water Works Vellayambalam is limited to Departmental Organisations … Continue reading Tanker Lorry Supply