The 1955 Yuzha earthquake (1955年鱼鲊地震) occurred on September 23, 1955, at 15:06 UTC. The epicenter was located in the area around Lazha (拉鲊), Dalongtan (大龙潭) Township, Renhe District, Panzhihua and Yuzha (鱼鲊) Township, Huili County. Lazha then belonged to Yongren County, Yunnan and now within Sichuan. Yuzha then belonged to Huili County, Sichuan as it still does. The earthquake had a magnitude of Ms 6.8.