Stonecutters Island Sewage Treatment Works was commissioned in June1997 after a pilot plant study determined the most suitable chemical treatment and showed the effluent from the works can be disinfected.

• 昂船洲污水处理厂在进行设施试验研究，以确定最合适的化学处理方法，而结果显示处理厂排出的污水可加以消毒之后，已于一九九七年六月启用。