To mark World Environment Day, observed on 5 June 2025, the Environmental and Social Division of the National Water Supply and Drainage Board (NWSDB) organized a special lecture, which was held on 4 June 2025 at the Board’s Main Auditorium in Ratmalana.

The lecture was delivered by Ms. Dayani Amalika, Environmental Officer of the Waste Management Division of the Central Environmental Authority (CEA).

The event was attended by the General Manager of the National Water Supply and Drainage Board, Eng. T. Barathithasan, together with Additional General Managers, Deputy General Managers, and members of the Board’s staff.