Inspection of the treatment unit of the Mahena water scheme, which was improved by the National Water Supply and Drainage Board for drinking water needs, by the project director of the National Water Supply and Drainage Board with the participation of Mr. N. Sarath Sumanasuriya, Honorary Chairman of the Warakapola Regional Council, Chief Organizer of the Sri Lanka Podujana Peramuna. . 13/01/2023
