Group 1 - The current outflow from the Miyun Reservoir has decreased, but the water flow in the Chaohua, Baihe, and Chaobai rivers remains turbulent, prompting increased inspections and risk management by staff [1] - Starting from August 1, the Guanting Reservoir has increased its outflow to 100 cubic meters per second, while the flow in the Yongding River continues to rise [1] - Despite a reduction in outflow, the five reservoirs in Pinggu District are still discharging water due to the impact of previous heavy rainfall and upstream inflow, leading to increased soil saturation and potential stability issues in embankments [1] Group 2 - A new round of rainfall is expected, raising the risk of mountain floods in nine districts of Beijing, with a yellow warning for mountain flood disasters issued by the Beijing Water Authority and Meteorological Bureau [1] - The risk of mountain floods is particularly high in the Miyun District, with orange risk warnings issued for the Yanqing, Pinggu, Huairou, Mentougou, Fangshan, Changping, Fengtai, and Shijingshan districts [1] - Citizens are advised to avoid outdoor activities in mountainous and water areas due to high soil saturation levels [2] Group 3 - The water authority has issued safety reminders for citizens to stay away from riverbanks and avoid activities such as washing, fishing, swimming, and boating in river areas during the outflow period [2] - Parents are urged to supervise children closely to prevent accidents near riverbanks [2] - It is prohibited to dump waste or obstruct river channels to ensure they remain clear and safe [2]

北京密云水库在内的9座水库泄流中 352条山洪沟道全封闭 智通财经7月27日电，密云水库今天15时启动泄流，将水库水位逐步降至汛限水位以下。从北京市水务 局了解到，当前，白河、潮河14座橡胶坝全部作塌坝运行，水务部门组织4辆钩机、10辆运输车等在16 个关键点位随时待命进行险情处置，组织人员开展巡堤巡查，对河道游人进行劝离，对重点部位设置专 人看守。北京全市352条山洪沟道全部封闭。 (央视新闻) ...