Core Viewpoint - The State Grid Gansu Liujiashan Hydropower Plant has increased the daily outflow of the Liujiashan Reservoir to 1,400 cubic meters per second to support agricultural irrigation needs along the Yellow River in Inner Mongolia and Ningxia, starting from October 24 [1] Group 1: Agricultural Support - The autumn and winter irrigation are crucial for improving soil moisture and ensuring food security for the coming year [1] - The Inner Mongolia Hetao Irrigation District plans to complete autumn irrigation over an area of more than 4.3 million acres, with a total water usage of nearly 950 million cubic meters [1] - The Ningxia Yellow River Irrigation District plans to divert around 1 billion cubic meters of water, irrigating over 5 million acres over a period of 37 days [1] Group 2: Water Resource Management - Liujiashan Reservoir plays a key role in irrigation, flood control, and ice prevention in the upper reaches of the Yellow River [1] - The increase in outflow not only meets the irrigation needs but also prepares for the upcoming winter ice prevention period by freeing up reservoir capacity [1] - Efficient water resource scheduling is emphasized as temperatures drop and the Yellow River basin transitions into autumn and winter [1]

Core Points - Liujiashan Hydropower Plant is currently in a critical flood prevention period, strictly following the Yellow River Water Resources Commission's dispatch requirements to control the daily outflow of Liujiashan Reservoir at 700 cubic meters per second to ensure flood safety in the Yellow River basin [1][2] - The plant has issued a yellow rainstorm warning and is enhancing monitoring and multi-dimensional prevention measures to strengthen flood safety [1] - Liujiashan Hydropower Plant is a key water conservancy project in the upper reaches of the Yellow River, with flood prevention being a core aspect of its safe production [1] - The plant is actively improving the accuracy of forecasts and extending the prediction period by strengthening information sharing with water conservancy and meteorological departments [1] - Eight flood prevention emergency teams have been organized to conduct comprehensive inspections and adjustments of various facilities to ensure stable operation [1] - The plant has optimized its flood emergency response plan and conducts regular practical drills, ensuring a 24-hour duty system and rapid response mechanisms [1] Industry Context - The Liujiashan Hydropower Plant is focused on achieving a balance between flood safety and water resource utilization, aiming for a "win-win" situation in flood prevention and summer peak power supply [2]

四川省水利厅党组成员、副厅长谭小平对此次演练给予了高度肯定，认为演练各环节衔接流畅，处置过 程科学高效，系统展示了统一指挥、组织有力、科技支撑、高效协作的水库水电站防汛抗震全链条工作 情况。他强调，要牢固树立人民至上、生命至上理念，建立健全防震减灾工作机制，层层压紧压实责任 链条，做到守土有责、守土负责、守土尽责。各市（州）水利（水务）局要担负起行业监管责任，严格 执行应急预案，落细工作措施，确保把责任和措施落实到最小工作单元。要扛牢主体责任，组织水库水 电站编制应急预案、定期组织演练，加强物资储备，全力做好应急准备，切实保障水库水电站安全万无 一失。 国能大渡河公司相关负责人表示将坚决贯彻落实中央和省委、省政府对防汛抗震减灾工作的部署要求， 健全更加高效的安全应急体系，压实压细各级安全责任，制定更加有力的措施，全力保障人民群众生命 财产安全和能源安全稳定供应，为四川省经济发展贡献大渡河力量。 演练以"9.5"泸定地震真实案例结合历史上发生在附近的大地震为背景，设置了地震、地质灾害、洪水 多灾叠加情况，模拟距大岗山水电站20公里发生6.8级地震，电站上游片区突发强降雨，库区变形体崩 塌形成堰塞湖，电站通讯和道 ...