Boracay poor sewage and septic system of the island. The conditions of Boracay in 1997 led to the installment of a potable water supply system, a sewage treatment plant and a solid waste disposal system in Boracay which was operated by the Philippine Tourism Authority (PTA). The environmental concerns persisted due to noncompliance of numerous business establishments. Then President Gloria Macapagal Arroyo declared Boracay a Special Tourism Zone in 2005 while in April 2006 she gave the PTA administrative control over the island while mandating the agency to coordinate with the provincial government of Aklan. In 2012, the Philippine Department of
Boracay installed to remedy the insufficient sewage and septic conditions in the island, environmental concerns regarding coliform bacteria persisted due to noncompliance of some business establishments in the island. In 2004, only 51 percent of hotels and restaurants in Boracay and 25 percent of all households were connected to the island's central sewage system. In 2005, Boracay was declared a "special tourism zone". In April 2006, Arroyo gave the PTA administrative control over Boracay, to be exercised in coordination with the provincial government. In 2009, Boracay Island Water Co. (BIWC), won a contract to improve the supply of potable water and