Bioremediation treatment on soft surface sediments of 0.5 to 1m deep at Fo Tan Nullah, Siu Lek Yuen Nullah and Shing Mun River. Dredging of contaminated material along Siu Lek Yuen Nullah (920m) and Shing Mun River (3700m) between Che Kung Miu and Sha Tin Race Course. Construction of 150m of concrete lining at toe of existing channel banking. Implementation of environmental monitoring and audits.