Geography defines East Tennessee as a land of mountains and valleys and with a history and heritage apart from the rest of the state. Earthquake insurance doesn’t cover water damage from external sources—such as from sewer or drain backup or flood. In the unlikely event an even larger related earthquake occurs, December's quake would be revised to a “foreshock,” he said. According to … © 2020 www.knoxnews.com. Notifications can be turned off anytime in the browser settings. 1540- Spanish explorer Hernando de Soto is the first white man known to come to the area. Tennessee is in two seismic zones, the New Madrid and the East Tennessee zone. East Tennessee comprises approximately the eastern third of the U.S. state of Tennessee, one of the three Grand Divisions of Tennessee defined in state law. A few damaging earthquakes have occurred in the ETSZ; the largest historic earthquakes measured 4.6 magnitude, occurring in 1973 near Knoxville, Tennessee and April 29, 2003 near Fort Payne, Alabama. USGS reports the earthquake had a depth of 8.45 miles. It was the second earthquake to hit the area in two days. We don’t always have much to give in the form of gifts, but there is usually plenty of food on the table and more than enough love to go around to each Here are factors to keep in mind about earthquakes in Tennessee: Buildings. Many e… The earthquake's 4.4 measurement makes it the second-strongest in East Tennessee's recorded history and strongest to shake the region in decades. All rights reserved. Smaller earthquakes usually only last a few seconds, Bellini said, whereas the major quakes can usually last from 10-30 seconds. He said that even though it’s unlikely the quake will lead to something stronger, it’s always best to be prepared. The foreshock had a magnitude of 3.4, preceded the main shock by one month, and had a felt area of 2,100 km 2. The most vulnerable buildings would be older structures such as houses with brick-and-cement chimneys, Bellini said. The last East Tennessee earthquake that was more intense happened on Oct. 30, 1973, when a 4.7-magnitude quake rocked Maryville. There are 503 earthquake incidents in Tennessee on record since 1931. On Sunday, people in cities across North Carolina, including Charlotte and Raleigh — and states including South Carolina, Georgia, and Tennessee — reported feeling the earthquake. The 5.1 magnitude earthquake was reported at 8:07 a.m. approximately two miles southeast of Sparta -- but people felt it across East Tennessee and as … However, the USGS has estimated that earthquakes as large as M7.5 are possible in the Southern Appalachian Seismic Zone. If you feel a quake, “get near or under a small piece of furniture such as a desk or strong table,” Bellini said. According to the United States Geological Survey, the … The strongest earthquake ever recorded in East Tennessee was a 4.7-magnitude in 1973, with an epicenter in Alcoa. Officials with the Tennessee Emergency Management Agency say they’ve spent decades planning for it and say it’s best for other Tennesseans to do the same. He said the Decatur-area quake, which was felt as far away as Atlanta, and the 3.0-magnitude aftershock that followed were among some 140 “measurable” quakes (with a 2.5 magnitude or higher) in East Tennessee since the mid-1970s. * … In 2014, the USGS increased the earthquake hazard potential of the area, rating parts of East Tennessee at the second-highest level of risk (on a scale from 1 to 7) – including much of Blount, Knox, Loudon and Monroe counties. That matters because Tennessee lies along two fault lines. As far as earthquakes go, East Tennessee is on shaky ground. RELATED: 3.8-magnitude earthquake in Campbell County felt across East Tennessee, Top 10 magnitude earthquakes in East Tennessee (USGS), RELATED: In Tennessee, earthquakes are an inevitable part of life. The source of seismic activity in the Eastern Tennessee Seismic Zone remains a mystery. Updated 12 Dec 2020 02:03 GMT - ... Ijen volcano photos: Ijen volcano in East Java is famous for its turquoise acid crater lake and the large sulfur deposits that are being mined by local workers. According to the USGS, the quake was recorded just after 2 p.m. outside LaFollette in Campbell County. Yearly Average Number of Earthquakes in Tennessee “At that time, the 1811 and 1812 earthquakes formed Reelfoot Lake. The state averages 6 earthquakes per year. We live in the East Tennessee Seismic Zone, a band that stretches from northeastern Alabama to southwestern Virginia. It was the second earthquake to hit the area in two days. 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