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Time of movement Associated earthquakes Sources ... Illinois, Indiana, United States: Normal fault: Active: 2008 Illinois (M5.4) Wasatch Fault: Utah, United States:
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.
Seismic faults of Washington (state) (4 P) Pages in category "Seismic faults of the United States" The following 20 pages are in this category, out of 20 total.
A full fault rupture, estimated to be around a 7.5 magnitude, could kill between 3,000 and 18,000 people, according to US Geological Survey and Southern California Earthquake Center.
The USGS maintains several monitoring instruments around the country for known fault lines and volcanos. Data from these measurements is transmitted in real-time to researchers in California.
In Michigan, most fault lines that were potentially visible long ago are now buried deep under sedimentary deposits, so we often don't know they exist until an earthquake happens along them.For ...
Recently, public knowledge about the fault has increased, especially after the 1970s, when the fault's proximity to the Indian Point nuclear plant in New York was noted. Some seismologists have argued that this fault has the potential to produce a major earthquake, [ 2 ] [ 3 ] but earthquakes are scattered throughout this region , with no ...
A magnitude 4.8 earthquake shook the East Coast shortly after 10:20 a.m. Friday morning, according to the United States Geological Survey. (USGS)