密云水库是华北最大的水库，保卫着京、津、冀广大地区的安全，担负着首都北京７０％以上的供水任务，随着大坝加固工程即将竣工，水库工程设施安全稳定性大力加强，工程设施不断加强完善的同时，利用非工程措施、自动化手段实现防洪高标准，供水高保证率，水环境监测高质量， Miyun Reservoir is the largest reservoir in North China, safeguarding the security of Beijing, Tianjin and Hebei. It is responsible for more than 70% of the water supply tasks in the capital Beijing. As the dam reinforcement project is about to be completed, the safety and stability of reservoir engineering facilities have been greatly strengthened. Facilities continue to improve and perfect at the same time, the use of non-engineering measures, automated means to achieve high standards of flood control, water supply high assurance rate, water environment monitoring of high quality,