“七下八上”已过，我国防汛形势如何？

Core Viewpoint - The article discusses the current flood prevention efforts in China during the critical flood season, highlighting the challenges faced and the measures taken by the Ministry of Water Resources to manage water and drought disasters effectively [1][3]. Summary by Sections Flood Situation Overview - During the "July to August" flood prevention period, China experienced two numbered floods in major rivers, with 330 rivers exceeding warning levels, 77 rivers exceeding guaranteed levels, and 22 rivers recording the highest floods since measurement began [1]. - The overall rainfall was 115 millimeters, consistent with the historical average, but localized extreme rainfall was significant, with Hebei's Xiliao River Town recording 637 millimeters and Beijing's Miyun District recording 601 millimeters [1]. Typhoon Impact - Three typhoons made landfall during this period, which is one more than the average for the same timeframe, affecting 13 provinces [1][2]. Regional Flooding and Drought - The flood situation was particularly severe in northern regions, with 18 rivers experiencing historical flood levels, accounting for over 80% of the total historical floods nationwide [2]. - Conversely, areas like Huanghuai and Jianghuai experienced high temperatures and low rainfall, leading to drought conditions, which have since improved due to recent rainfall [2]. Technological Support in Flood Management - The Ministry of Water Resources utilized advanced forecasting technologies, issuing 1,502 flood forecasts and 2,299 flood warnings during the "July to August" period [4]. - A total of 1,388 large and medium-sized reservoirs were utilized to store 146.5 billion cubic meters of floodwater, preventing the displacement of over 1.06 million people [4]. Emergency Response and Monitoring - Water monitoring teams were deployed extensively, conducting 3,878 emergency monitoring sessions to support disaster response and decision-making [5]. - The establishment of a modern reservoir management matrix has been accelerated, with 11,000 reservoirs currently in operation [5]. Future Weather Predictions - Forecasts indicate increased rainfall in various regions, including Northeast, North China, and South China, with potential typhoon activity expected in August and September [6][7].