New Madrid seismic zone - Wikipedia
The New Madrid seismic zone (NMSZ), sometimes called the New Madrid fault line (or fault zone or fault system), 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.
Computer Simulation of a Magnitude 7.7 Earthquake in the New Madrid …
The solid straight line in the middle of the New Madrid seismic zone is the surface projection of the modeled fault, which ruptures in the simulation. The colors are keyed to the peak intensity of ground velocity at the surface.
The New Madrid Seismic Zone | U.S. Geological Survey - USGS.gov
In the New Madrid region, the earthquakes dramatically affected the landscape. They caused bank failures along the Mississippi River, landslides along Chickasaw Bluffs in Kentucky and Tennessee, and uplift and subsidence of large tracts of land in the Mississippi River floodplain.
Catastrophic earthquake in Tennessee more likely than you might …
Jul 11, 2019 · Due to proximity to the New Madrid fault line, most structures in Memphis are retrofitted to withstand earthquakes, but homes and buildings in Middle Tennessee generally do not have such...
Facts about the New Madrid Seismic Zone - Missouri
The area includes major cities such as Memphis, Tennessee, St. Louis, Missouri, Little Rock, Arkansas and Evansville, Indiana. Every year hundreds of small earthquakes occur in the NMSZ, however, most are too small to be felt by humans and can only be …
New Madrid Seismic Zone Earthquake Hazard Article and Map - Geology.com
The older highways and railroad bridges that cross the Mississippi River, as well as older overpasses, would likely be damaged or collapse in the event of a major New Madrid earthquake. Some of the bridges and pipelines crossing the Wolf River might be damaged or destroyed.
Illinois earthquake: Here’s which cities are at the highest risk – …
Apr 5, 2024 · A catastrophic seismic event on the New Madrid Fault Zone could impact more than 50% of Illinois' population and trigger a national response on a larger scale than any recorded earthquake...
New Madrid Seismic Zone - Encyclopedia Britannica
New Madrid Seismic Zone (NMSZ), region of poorly understood, deep-seated faults in Earth’s crust that zigzag southwest-northeast through Arkansas, Missouri, Tennessee, and Kentucky, U.S. Lying in the central area of the North American Plate, the seismic zone is about 45 miles (70 km) wide and about.
The Great Midwest Earthquake of 1811 | Smithsonian
Granger Collection, NYC. 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...
Earthquake Hazards near the New Madrid Fault Zone
Expected shaking intensity of a magnitude 7.5 earthquake on the New Madrid central fault. Greens to yellows indicate moderate to strong shaking; oranges to reds indicate severe to extreme shaking and moderate to heavy damage.