Another earth tremor has occurred in Lawrence County. The U.S. Geological Survey (USGS) reports that it happened Thursday at around 12:30 p.m. CT about 2.5 kilometers west of Vincennes and around 6/10ths of a mile deep in an area between Lawrenceville and Vincennes close to the locations of two previous tremors Monday evening and Tuesday afternoon. It measured 2.4 on the Richter scale.