珠江水利委员会会商部署澳门珠海等粤港澳大湾区城市供水保障工作

Core Points - The Pearl River Commission has strengthened collaboration with relevant provincial departments to ensure water supply security in the Guangdong-Hong Kong-Macao Greater Bay Area during the dry season since November 2025 [1] - The average flow rate at the Wuzhou hydrological station reached 3,910 cubic meters per second, effectively suppressing saltwater intrusion and ensuring water supply for major events [1] Group 1 - The recent lack of significant rainfall in the Pearl River basin has led to a gradual decrease in river water levels, coinciding with the astronomical tide period during New Year's, which has increased saltwater intrusion [2] - Departments are required to closely monitor changes in rainfall and saltwater intrusion, implementing "four prevention" measures and optimizing scheduling plans in real-time [2] - The upper reaches of the Xijiang River, including key reservoirs like Longtan, are being scientifically scheduled to continuously supply water downstream, while maintaining high water levels in the Dapengxia Reservoir [2] Group 2 - The total effective storage capacity of the four key reservoirs in the upper reaches of the Xijiang River is 18.8 billion cubic meters, while the Dapengxia water conservancy hub has a capacity of 1.45 billion cubic meters, and the downstream Zhuhai water supply reservoir group has a capacity of 52.57 million cubic meters [3] - The relevant officials from Guangxi Guiguan Electric Power Company and Dapengxia Company have committed to cooperating with the Pearl River Commission to ensure the safety of water supply through coordinated scheduling [3]