西河遗址位于山东省章丘市龙山三村西北约500米处,现存面积40万平方米。巨野河支流西河环绕遗址西缘和北缘,遗址因此而得名。1987年全省文物普查时发现该遗址,1991和1997年先后进行了两次发掘[1]。2008年6~8月,为配合102省道第二次拓宽工程,山东省文物考古研究所等单位对西河遗址进行了第三次抢救性发掘,发现了一批后李文化、龙山文化、唐宋及清代文化遗存[2]。2008年度发现的后李文化遗迹包括8座房址和10个灰坑。房址皆为半地穴式结构, West River site is located in Zhangqiu City, Shandong Province, Longshan Village, about 500 meters northwest of the existing area of ​​400,000 square meters. Juye River tributary of the West River around the site of the western and northern margins, the site hence the name. The site was discovered during the cultural relic census in 1987, and two excavations were successively conducted in 1991 and 1997 [1]. From June to August 2008, to cope with the second expansion of the No.102 Provincial Highway, the Institute of Cultural Relics and Archeology of Shandong Province carried out the third rescue excavation of the Xiju Site and found a group of post-Liyang, Longshan, Tang Song and Qing cultural relics [2]. Post-Li cultural relics discovered in 2008 included 8 housing sites and 10 ash pits. All sites are semi-crypt structure,