Drainage Services Department

PWP No. 4433DS

Construction of San Shek Wan Sewage Treatment Works and Pui O village sewerage

Project Scope

The scope of the project comprises –

(a) the construction of a secondary sewage treatment works (STW) at San Shek Wan in South Lantau;

(b) the construction of a sewage pumping station (SPS) at Pui O;

(c) the construction of about 1.4 kilometres (km) of submarine outfall for the disposal of treated effluent from the STW at San Shek Wan;

(d) the construction of about 4.1 km of gravity sewers along South Lantau Road and Chi Ma Wan Road and at Pui O Lo Uk;

(e) the construction of about 1.2 km of twin rising mains along South Lantau Road and Chi Ma Wan Road; and

(f) ancillary works

Major Improvements and Benefits

To reduce the amount of pollutants being discharged into the coastal waters, thereby improving environmental hygiene and protecting the water quality of the bathing beaches nearby


Binnies Hong Kong Limited


KL – CW JV (Kwan Lee – Chun Wo Joint Venture)

Contract No.
Project Commencement Date
30 March 2021
Project Completion Date
End 2026
Project estimate

About $1,688.8 million

Controlling Division
Special Duty Division
Sewerage and sewage treatment
Other Information
Back to Top