《明史·志·卷四》
弘治二年五月，黄河冲垮开封黄沙冈堤坝直达红船湾，一共演六处，流入沁河。
弘治二年五月，河决开封黄沙冈抵红船湾，凡六处，入沁河。
In May of the second year of the Hongzhi reign, the Yellow River breached the Huangshagou embankment in Kaifeng, flooding all the way to Hongchuan Bay, resulting in six breaches, and flowing into the Qin River.