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大荔县地处黄、洛、渭三河汇流区,县境内河段总长253公里,三河滩区总面积达61万亩,均属三门峡库区范围,是洪涝灾害的多发地带。沿三河分布23个乡(镇),125个村庄,受洪水威胁的人口达11万人;有5个乡(镇),18个国营单位,部队农场等7万余人在335米高程以下定居。三门峡库区防汛形势十分严峻。河道淤积程度严重,堤防工程防御标准偏低,防洪工程
Dali County is located in Huanghe, Luohe and Weisanhe confluence districts. The total length of the river in the county is 253 kilometers. The total area of the Sanhe Floodplain reaches 610,000 mu, which belongs to the Sanmenxia Reservoir area and is a frequent zone of floods and floods. There are 23 villages (towns) and 125 villages along the Three Rivers, and the population threatened by floods amounts to 110,000. There are 5 townships (towns), 18 state-owned units, and more than 70,000 people in army farms settling below 335 meters . Sanmenxia reservoir area flood control situation is very serious. River siltation is serious, embankment project defense standards low, flood control project