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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 similar magnitude followed in January and February 1812.
The New Madrid fault system was responsible for the 1811–1812 New Madrid earthquakes and has the potential to produce large earthquakes in the future. Since 1812, frequent smaller earthquakes have been recorded in the area. [1] Earthquakes that occur in the New Madrid seismic zone potentially threaten parts of seven American states: Illinois ...
December 16, 1811 1811–1812 New Madrid earthquakes Missouri: 7.6–7.9 December 16, 1811 1811–1812 New Madrid earthquakes Montana: 7.2 August 17, 1959 1959 Hebgen Lake earthquake Nebraska: 7.0 November 15, 1877 [49] Nevada: 7.3 December 16, 1954 1954 Fairview earthquake New Hampshire: 6.5 June 1, 1638 1638 New Hampshire earthquake New ...
Aftershocks from devastating earthquakes in the 1800s near the Missouri-Kentucky border and in Charleston, ... Tennessee, resulting from the 1811 to 1812 New Madrid earthquakes. - M.L. Fuller/U.S ...
The New Madrid earthquakes of 1811 and 1812 were some of the largest earthquakes recorded in U.S. history, ... Missouri and Tennessee. At least three other large aftershocks, all with a magnitude ...
New Madrid was the epicenter of the powerful 3-month 2,000-earthquake 1811–1812 New Madrid earthquakes. In 2003, the U.S. Geological Survey predicted that another major earthquake will happen in New Madrid within the next 50 years, [ 18 ] a theory that was rejected by the geophysicist Seth Stein in his 2010 book Disaster deferred: how new ...
From Dec. 16, 1811, to Feb. 7, 1812, three major earthquakes violently shook part of the central United States. Trees bent and snapped. Trees bent and snapped. Sand blows erupted.
The Missouri Bootheel is a salient (protrusion) ... An eyewitness of the earthquakes of 1811 and 1812 noted: Great fissures opened the earth, geysers show mud and ...