TIMPSON — The U.S. Geological Survey is reporting an earthquake in Shelby County. It happened just before 2:00 on Friday afternoon, two miles southwest of Timpson. The USGS says it was a magnitude 2.8. Timpson Police tell KETK they felt the ground shake. At this time, there are no reports of any injuries or damage. One person was injured in a magnitude 4.3 earthquake that struck the region on May 17.