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Following the full commissioning of Stage 1of the Harbour Area Treatment
Scheme (HATS) in December 2001, around 75% of the sewage generated in
the harbour area is now treated at the Stonecutters Island Sewage Treatment
Works (SCISTW) and discharged through an interim outfall to the western
harbour area. Click the following links to view the changes in concentration
of different water quality parameters since commissioning of HATS Stage
1.
Dissolved Oxygen
NH4
Total Inorganic Nitrogen
E-Coli
Want to know more about the water quality and how water pollution is controlled
in Hong Kong? Click here:
http://www.epd.gov.hk/epd/english/environmentinhk/water/water_maincontent.html
Chapter 9: Water - Investing in a Cleaner Harbour- Environment Hong Kong 2007
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