一、流域概况古田溪为福建省閩江北岸的一条支流。干流的上游称北溪,發源于屏南縣西南山地,南流至古田縣城北郊与支流东溪会合后称古田溪。經古田縣城、龜濑、半更亭、龙亭瀑布、后洋、高洋溪口、崎头、于磨至水口入閩江。全長90公里,流域面積1,780平方公里。中游以上流域成一連串的山谷盆地,以平 First, the basin profile Furuta Creek Minjiang River in Fujian Province as a tributary of the north shore. The upstream of the mainstream, known as Beixi, originated from the southwestern mountainous area of ​​Pingnan County and flows southward to the northern outskirts of Gutian County with the convergence of Dongxi, a tributary of the river. After the Gutian County, turtles, semi-more Pavilion, Longting Falls, Ocean, Ocean Ridge mouth, Qimao, in mill to the mouth into the Minjiang River. A total length of 90 kilometers, the basin area of ​​1,780 square kilometers. Above the middle reaches of the basin into a series of valleys to level