A 4.1-magnitude earthquake in Tennessee woke up families and rattled homes as far away as Atlanta as it spread tremors across portions of the southern U.S. on Saturday morning. No injuries or major damage were immediately reported.

Get all the news you need in your inbox each morning. The Michigan Technological University says an earthquake of this magnitude is "often felt, but only causes minor damage." The Knoxville Fire Department did not receive any reports of damage,

A mild 4.1 magnitude earthquake about 30 miles south of Knoxville, Tennessee, was felt across the southeastern region of the United States Saturday morning from Chattanooga, Tennessee, to Atlanta, Georgia;