1811–1812 New Madrid earthquakes - Wikipedia
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.
Summary of 1811-1812 New Madrid Earthquakes Sequence
Overview. A Sequence of Three Main Shocks in 1811-1812. This sequence of three very large earthquakes is usually referred to as the New Madrid earthquakes, after the Missouri town that was the largest settlement on the Mississippi River …
1811-1812 New Madrid, Missouri Earthquakes | U.S. Geological …
Oct 2, 2019 · This map shows earthquakes (circles) of the New Madrid and Wabash Valley seismic zones (orange patches). Red circles indicate earthquakes that occurred from 1974 to 2002 with magnitudes larger than 2.5 located using modern instruments (University of Memphis).
New Madrid earthquakes of 1811–12 - Encyclopedia Britannica
New Madrid earthquakes of 1811–12, series of three large earthquakes that occurred near New Madrid, Missouri, between December 1811 and February 1812. There were thousands of aftershocks, of which 1,874 were large enough to be felt …
Strange Happenings during the Earthquakes - New Madrid, MO
From December 16, 1811 through March of 1812 there were over 2,000 earthquakes in the central Midwest, and between 6,000-10,000 earthquakes in the Bootheel of Missouri where New Madrid is located near the junction of the Ohio and Mississippi Rivers.
The Great Midwest Earthquake of 1811 | Smithsonian
At 2:15 a.m. on December 16, 1811, residents of the frontier town of New Madrid, in what is now Missouri, were jolted from their beds by a violent earthquake. The ground heaved and pitched ...
Types of damage that could result from a great earthquake in the New …
What would happen if a series of earthquakes as large and numerous as the "New Madrid" earthquakes were to occur in the New Madrid seismic zone today? Photographs 1-10 show typical damage to structures that occurred during various earthquakes in the United States.
New Madrid Earthquakes of 1811–1812 | Missouri Encyclopedia
New Madrid Earthquakes of 1811–1812. During the early hours of December 16, 1811, a series of violent shakes roused inhabitants of the mid-Mississippi valley from their nighttime slumbers. Those initial tremors and the sporadic ones that followed for nearly two months reshaped the landscape, altered regional settlement patterns, and prompted ...
New Madrid Earthquakes of 1811-1812
Jul 26, 2024 · The New Madrid Earthquakes took place between December 1811 and April 1812 along an active fault line that extends roughly from Marked Tree (Poinsett County) in a northeasterly direction, crossing several states for about 150 miles.
The Great Quakes | New Madrid, MO, Historical Museum
The Great New Madrid earthquakes began on December 16th, 1811. On that day three quakes estimated to have been anywhere from 6.5 to 7.7 in magnitude struck the region and what would be a three month natural disaster that would impact a huge chunk of North America.