2004年7月15-20日,伊洛瓦底江流域大盈江、瑞丽江上游等地区连续普降暴雨,最大3日降雨量428.3mm。本次特大暴雨导致大盈江、龙川江流域水位暴涨。并在德宏州支那、盏西、芒章乡引发了滑坡、泥石流、山洪等洪涝灾害。分析该次暴雨洪水的成因、暴雨特性及洪水特性,有助于掌握和了解该流域暴雨、洪水形成条件和变化规律,为防洪减灾工作提供依据。 July 15-20, 2004, the Ayeyarwady River Valley Daying River, the upper reaches of the Ruili River continuous heavy rainfall, the largest rainfall of 428.3mm on the 3rd. The heavy rain led to Daying River, Longchuanjiang River water level soared. And in Dehong Prefecture that, West, Mang Zhang Township triggered landslides, debris flows, flash floods and other floods. Analysis of the cause of the storm flood, storm characteristics and flood characteristics helps to understand and understand the heavy rain and flood conditions and the changing rules in the basin, and provides the basis for flood control and disaster reduction.