WSD Annual Report 2022/23

新發展區首個再造水供應系統 經處理的排放水由薄膜生物反應器過濾, 再透過先進的後期加氯處理,成為再造水,供應 上水、粉嶺及新發展區(包括古洞北及粉嶺北)作沖廁及清潔街道等非飲用用途。整個系統 為香港首個再造水供應系統。該系統包括新建成的石湖墟再造水廠(毗鄰石湖墟淨水設施), 以及新的再造水分配系統。 自二零一七年起,上水及粉嶺基礎設施的建造工程已經分階段展開。工程包括建造配水庫、 敷設輸水幹管及在上水及粉嶺西南部的分配水管,為當區供應再造水。石湖墟再造水廠正在 興建中,預計於二零二四年上半年投產,並於二零二六年前分階段完成餘下的再造水供應系 統建造工程。 Developing First-Ever Reclaimed Water Supply System for New Development Areas Through advanced post-treatment hypo-chlorination process, the treated sewage effluent is filtrated from membrane bioreactor, providing the supply of reclaimed water for non-potable uses such as toilet flushing and street cleansing in Sheung Shui, Fanling as well as New Development Areas (such as Kwu Tung North and Fanling North), creating the first-ever reclaimed water supply system in Hong Kong. The system includes a new Shek Wu Hui Water Reclamation Plant, which is adjacent to Shek Wu Hui EPP, and a new reclaimed water distribution system. Since 2017, the construction of infrastructure works in Sheung Shui and Fanling, which includes the construction of a service reservoir, laying of trunk water mains, as well as local distribution mains in the south-west part of the areas, has been carried out in phases to facilitate the supply of reclaimed water to these areas. The Shek Wu Hui Water Reclamation Plant is currently under construction and is scheduled to commission in early 2024, while the remaining reclaimed water supply system will be completed in stages by 2026. 使用循環再用水作非飲用用途不但可節省食水資源,亦 可減少排放經處理的排放水至受納水體,從而減低對環 境的影響。 Adopting recycled water for non-potable uses not only preserves fresh water resources, but also reduces discharge of treated sewage effluent into the receiving water, hence minimising the impacts to the environment. 再造水過程 Water Reclamation Process 水務署 二零二二至二三年年報 WSD Annual Report 2022/23 35 Scale up 升 級 開 拓

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