本文在收集前人查阅的大量历史资料的基础上,在广西东兰,巴马等地访问了百岁老人.对1875年6月8日发生在桂西黔南的一次较强地震,提出了该次地震震中应该位于贵州贞丰与罗甸之间,震级为6(1/4)级新的看法。且地震的发生与贵州南部的开远——平塘隐伏深断裂和垭都——紫云深断裂的(车免)近期的活动直接有关. Based on a large amount of historical data collected by previous people, this paper visited centenarians in Donglan, Bama and other places in Guangxi.A survey on a strong earthquake that occurred in Qiannan of western Guangxi on June 8, 1875 The epicenter of the earthquake should be located between Zhenfeng and Luodian in Guizhou with a magnitude of 6 (1/4) new. The occurrence of the earthquake is directly related to the recent activities of the Kaiyuan-Pingtang buried deep fault and the Yudur-Ziyun deep fault in southern Guizhou.