Core Viewpoint - The Ministry of Water Resources has initiated a Level IV emergency response for flood defense in Zhejiang Province due to the impact of Typhoon "Butterfly," which made landfall in Hainan and is expected to bring significant rainfall to the region [1] Group 1: Weather Impact - Typhoon "Butterfly" made landfall on June 13, 2023, near Dongfang City, Hainan Province [1] - The typhoon is moving northeast at a speed of 20 to 25 kilometers per hour [1] - From June 14 to 15, Zhejiang is expected to experience moderate to heavy rain, with northern and western areas facing heavy to extremely heavy rainfall [1] Group 2: Flood Risk - Significant water level rises are anticipated in the Qiantang River, Jiaojiang River, Oujiang River, and surrounding river networks of Taihu Lake [1] - Some small and medium rivers in the heavy rainfall areas may experience flood levels exceeding warning thresholds [1] Group 3: Emergency Response - The Ministry of Water Resources activated the Level IV emergency response for flood defense at 11 AM on June 14 [1]

6月11日上午，水利部组织会商，安排部署台风"蝴蝶"暴雨洪水防御工作。依据《水利部水旱灾害防御 应急响应工作规程》，水利部于11日14时针对福建、江西、湖南、广东、广西、海南6省（自治区）启 动洪水防御Ⅳ级应急响应。水利部派出2个工作组，赴海南、广东等地协助指导台风"蝴蝶"暴雨洪水防 御工作。 ...