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  1. Reelfoot Rift and the New Madrid Seismic Zone in a 3D topographic image. Magnetic potential map of the Reelfoot Rift. The New Madrid Seismic Zone (NMSZ) ( / ˈmædrɪd / ), 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 ...

  2. New Madrid (Missouri) Earthquake Bicentennial. This map helps you explore aspects of some of the most powerful earthquake events to occur in the US during the winter of 1811-1812 as well as more recent seismic data. The map also includes current demographic data to highlight risk.

  3. Coordinates: 36.4°N 89.6°W. New Madrid fault and earthquake-prone region considered at high risk today.

  4. A map of earthquakes epicenters, however, reflects faulting at depth and shows that the earthquakes define several branches of the New Madrid seismic zone in northeastern Arkansas, southwestern Kentucky, southeastern Missouri, and northwestern Tennessee.

  5. The trends indicate a four-segment, zig-zag fault system with a total length of about 125 miles stretching from east central Arkansas northeastward through Missouri, Tennessee, Kentucky and into southern Illinois. Location of earthquake epicenters in and near the New Madrid Seismic Zone (circles scaled according to magnitude.) Probability

  6. Mar 20, 2024 · What was the New Madrid Earthquake of 1812? There were a series of 4 earthquakes from 1811 to 1812 in the New Madrid Fault Line, the earthquake of 1812 being by far the most powerful. The 1812 earthquake is the fourth earthquake of the 1811-1812 series.

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  8. Jan 2, 2020 · This photo illustration shows the area of effect predicted from the New Madrid Fault Zone. Madison Wisse A 7.7 magnitude earthquake, similar in strength to the ones that struck in the early 1800s, would damage about 84,000 buildings and destroy 37,000 more, almost entirely residences, according to a 2008 report from the Mid-America Earthquake ...

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