Da Nang sea turns blackLocal people living along the Nguyen Tat Thanh Beach in the central city of Da Nang have complained that the sea water became black with brown foam and a foul smell. The sea water became black with brown foam and a foul smell at Nguyen Tat Thanh Beach in Da Nang City on March 25. Director of Da Nang Drainage and Wastewater Treatment Company, Mai Ma, said that there are 28 drainage pipes which are discharging wastewater and rainwater along Nguyen Tat Thanh and Xuan Thieu beaches. Because most of the wastewater from pipes placed from Phu Loc Bridge to Nguyen Tat Thanh Beach are all well-treated before being discharged into the sea." Earlier, local people and newspapers reported about beaches in Da Nang being polluted by wastewater discharge.