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一、伊通河流域概况和长春市城区段现状伊通河属松花江水系,饮马河支流。1961年在长春市区21公里上游处建成新立城水库,集水面积1970平方公里,设计最大库容为5.9亿立方米。伊通河与长春市的建设发展和人民生活有着十分密切的关系。它不仅是贯穿城市南北、流经三个区的唯一河流,而且是我市主要水源之一。同时又是城市美化难得的自然条件。但是,由于历史遗留问题和管理不善,河道堤防
1. Overview of the Ito River Basin and the status of the Changchun City section The Yitong River belongs to the Songhua River system and the branch of the Yinma River. In 1961, the new Licheng Reservoir was built 21 kilometers upstream of the city of Changchun, with a catchment area of 1,970 square kilometers and a maximum design capacity of 590 million cubic meters. The construction and development of the Yitong River and the city of Changchun have a very close relationship with people’s lives. It is not only the only river that runs through the city north and south and flows through the three districts, but also is one of the main water sources in our city. At the same time, it is a rare natural condition for urban landscaping. However, due to historical problems and poor management, river embankment