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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.
The New Madrid Seismic Zone (NMSZ), sometimes called the New Madrid Fault Line, is a major seismic zone and a prolific source of intraplate earthquakes (earthquakes within a tectonic plate) in the Southern and Midwestern United States, stretching to the southwest from New Madrid, Missouri. The New Madrid fault system was responsible for the ...
Locations of quakes magnitude 2.5 or greater in the Wabash Valley (upper right) and New Madrid (lower left) Seismic Zones. The Wabash Valley Seismic Zone (also known as the Wabash Valley Fault System or Zone) is a tectonic region located in the Midwestern United States, centered on the valley of the Lower Wabash River, along the state line between southeastern Illinois and southwestern Indiana.
The 1968 Illinois earthquake (a New Madrid event) [ 4 ] was the largest recorded earthquake in the U.S. Midwestern state of Illinois. Striking at 11:02 a.m. on November 9, it measured 5.3 on the Richter scale. [ 5 ] Although no fatalities occurred, the event caused considerable structural damage to buildings, including the toppling of chimneys ...
Eastern Tennessee Seismic Zone. 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 ...
Albuquerque, New Mexico. Nationality. American. Occupation. Business consultant. Known for. Erroneous earthquake prediction. Iben Browning (January 9, 1918 – July 18, 1991) was an American business consultant, author, and "self-proclaimed climatologist." [1]: p. 2 He is most notable for having made various failed predictions of disasters ...
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The 1886 Charleston earthquakein South Carolina occurred about 9:50 p.m. local time August 31. It caused 60 deaths and $5–6 million ($186.51 million in 2023) in damage to 2,000 buildings in the Southeastern United States. It is one of the most powerful and damaging earthquakes to hit the East Coast of the United States.