月河是汉江北岸的一级支流,流经汉阴、安康两县市,月河川道平原是安康的粮油基地,素有安康的“白菜心”之美称。长枪铺水文站是月河的控制站,防汛位置十分重要。2012年7月4日14时,月河长枪铺站出现了3080m3/s的超保证洪水(以下简称“7·4”洪水),系1983年以来最大洪峰,为建站以来实测第三大洪峰,重现期为20年一遇。长期以来,有 Moon River is a tributary of the north bank of the Han River, flowing through Hanyin and Ankang counties and cities. The plain of Moon River Rivers is the base of the well-being of grain and oil. It is known as Ankang’s “cabbage heart”. Luna shop hydrological station is the moon’s control station, flood control location is very important. At 1400 hours on July 4, 2012, the 3080m3 / s super-guaranteed flood (hereinafter referred to as “7.4” flood) occurred on the Longhe gun station, the largest flood peak since 1983, the third largest measured since the station was built Peak, the recurrence of a case of 20 years. For a long time, there