More than a dozen weak earthquakes have followed in the seven months since in west Alabama’s rural Greene County, and geologists are trying to figure out what is causing the seismic swarm in an area of the South more prone to tornadoes than earthquakes.
“It is interesting that recently there has been more activity there than in the last four decades,” said Sandy Ebersole, an earthquake expert with the Geological Survey of Alabama.
Records from the U.S. Geological Survey show the first of 14 earthquakes occurred on Nov. 20, when a magnitude 3.8 earthquake was recorded about 10 miles northwest of the community of Eutaw. The second occurred in mid-December, followed by another in January and three within a few hours of each other on Feb. 19. Read More.