Department of Drainage & Sewerage (DDS)

    The Department of Drainage & Sewerage (DDS) was founded in October 1967 under the Royal Decree on Division of Governmental Units, Power and Responsibilities of the Bangkok Metropolitan Administration dated 19 May 1967, which stipulates that the Office shall be responsible for drainage and sewerage be separated from the Public Cleansing Department and be directly in charge of rain water drainage, flood prevention and wastewater treatment.

Recently, The Department has been divided into the following Division:

1.Secretarial Division

2.Main Drainage System Development Division

3.Drainage Information System Division

4.Drainage Control-Structure System Division

5.Sewerage System Division

6.Canal System Division

7.Water Quality Management Office

8.Mechanical Division