Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. The Water and Sewerage Authority of Trinidad and Tobago (WASA) is the sole water and sewerage provider in Trinidad and Tobago. It was formed in 1965 by an act of Parliament to manage the areas of: Hollis, Arena and the Navet dams in Trinidad. While in Tobago, WASA also maintains the Hillsborough Reservoir along with various other freshwater wells in the aid of providing municipal drinking water for needs of the country. The purview of the authority also extends to the country's sewage treatment plants.