China News Service, July 31. According to the official Weibo news of the National Seismological Network, the China Seismological Network officially determined that the incident occurred in Bomi County, Linzhi City, Tibet (30.39 degrees north latitude, 94.85 degrees east longitude) at 2:38 on July 31. The magnitude of the 3.4 earthquake has a focal depth of 9 kilometers.