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一、概述 1843年8月(清道光二十三年七月)黄河中游发生一场大暴雨,黄河干流潼关至小浪底河段出现了千年来的最高洪水位。两岸居民遭受了该次洪水袭击,灾情严重。据现场调查和历史文献记载,结合该年洪水淤积物的鉴定结果,这次洪水是由西南东北向切变线型暴雨造成的。雨区主要处在黄河中游河口镇至龙门区间两侧支流特别是西侧支流,以及泾河支流马连河、洛河上游区。
I. Overview In August 1843 (Qing dynasty light July 23), a heavy rainstorm occurred in the middle reaches of the Yellow River. The highest flood level in thousands of years occurred in the main stream of the Yellow River from Tongguan to Xiaolangdi. Residents on both sides of the strait suffered the flood attack, the disaster was serious. According to the field investigation and historical records, combined with the identification results of the flood sediment in that year, the flood was caused by the heavy rainfall in the southwest northeast to the shear line. Rain areas are mainly located in the middle reaches of the Yellow River from the mouth of the town to the Longmen section of the tributaries on both sides of the tributaries, and the tributaries of the tributaries of the River Man River, Luo River upstream.