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Earthquakes in TN: Data shows ... a series of catastrophic earthquakes destroyed parts of West Tennessee and the Mississippi River Valley between December ... Big earthquakes today in Los Angeles ...
Earthquakes in the New Madrid and Wabash Valley seismic zones from 1974 to 2002, with magnitudes larger than 2.5. The zone had four of the largest earthquakes in recorded North American history, with moment magnitudes estimated to be as large as 7 or greater, all occurring within a 3-month period between December 1811 and February 1812. Many of ...
The Eastern Tennessee seismic zone (ETSZ), also known as the East Tennessee seismic zone and the Southern Appalachian seismic zone, is a geographic band stretching from northeastern Alabama to southwestern Virginia that is subject to frequent small earthquakes. The ETSZ is one of the most active earthquake zones in the eastern United States. [1 ...
State Route 180 is situated on the southeastern edge of the New Madrid Seismic Zone, an area with a high earthquake risk.. In 1811 and 1812 several earthquakes with the epicenter near New Madrid, Missouri caused permanent changes in the course of the Mississippi River in a wide area, including the Mississippi River valley in West Tennessee.
The state typically experiences between 10 and 20 earthquakes above magnitude 2.0 each year, said Andy Newman, a professor of geophysics at Georgia Tech. As for what’s behind the recent shakes ...
New Madrid fault and earthquake-prone region considered at high risk today. The 1811–1812 New Madrid earthquakes were a series of intense intraplate earthquakes beginning with an initial earthquake of moment magnitude 7.2–8.2 on December 16, 1811, followed by a moment magnitude 7.4 aftershock on the same day. Two additional earthquakes of ...
California residents felt the impact of a major earthquake that occurred off the West Coast on Thursday. The U.S. Geological Survey reported that a magnitude 7.0 earthquake occurred off the coast ...
On 30 November 1973, at 07:48 UTC (02:48 EST), a M w 4.7 earthquake struck 1 km (0.62 mi) north-east of Alcoa, in the U.S. state of Tennessee. [1] The earthquake was felt 2,100 km 2 (810 sq mi) in the area. [2] It was the most powerful known earthquake generated by the Eastern Tennessee seismic zone.