讨论了陕北地区坝库失事对黄河洪水的影响。通过 1 970年前各支流暴雨洪水关系 ,分析了 9次有记载的垮坝事件。研究表明 :垮坝主要是暴雨造成的 ,垮坝后对当地造成较大洪灾 ,但对其支流下游和黄河干流的洪峰影响不大 Discusses the impact of the dam dam in Northern Shaanxi on the Yellow River flood. Through the relationship between the tributaries and floods of 1930, the nine incidents of collapse were analyzed. The research shows that: the collapse is mainly caused by the heavy rain, which causes great flood to the local after the collapse of the dam, but has little effect on the flood peak of the downstream tributaries and the Yellow River