How active is the New Madrid fault line?
The zone is active, averaging more than 200 measured seismic events per year. The New Madrid Fault extends approximately 120 miles southward from the area of Charleston, Missouri, and Cairo, Illinois, through Mew Madrid and Caruthersville, following Interstate 55 to Blytheville, then to Marked Tree Arkansas.
When was the New Madrid fault line last active?
The last strong earthquake (magnitude 6.7) in the NMSZ occurred near Charleston, Missouri on Oct. 31, 1895.
What happens if New Madrid Fault goes?
Over 15,000 people would be killed. An additional 120,000 would be displaced. Nearly 200 schools and over 100 fire stations would be damaged; 37 hospitals and 67 police stations would be inoperable the day after the earthquake in the state of Missouri.
How active is the New Madrid seismic zone?
The New Madrid Seismic Zone is active and averages about 200 measured events per year (magnitude 1.0 or greater). Tremors large enough to be felt (magnitude 2.5 – 3.0) occur annually. On average every 18 months, the fault releases a shock of magnitude 4.0 or greater, which is capable of local minor damage.
What states would be affected by the New Madrid Fault?
Earthquakes that occur in the New Madrid Seismic Zone potentially threaten parts of seven American states: Illinois, Indiana, Missouri, Arkansas, Kentucky, Tennessee, and Mississippi.
What kind of fault is the New Madrid Fault?
lateral strike-slip fault zone
Abstract. The New Madrid seismic zone of the central Mississippi River valley has been interpreted to be a right-lateral strike-slip fault zone with a left stepover restraining bend (Reelfoot reverse fault).
Is the New Madrid Fault going to rip?
ATTENTION: The New Madrid Fault is Going to Rip! June 23, 2021 · by Christina C. Breault · in Authors & Teachers, Enlightenment, Extra and Intraterrestrials, Posts In English, Social Issues, Zetas . · The tsunamis predicted by ourselves to follow the unzipping of the New Madrid Fault Line will impact … Learn more
What is the New Madrid seismic zone?
The New Madrid Seismic zone stretches for 150 miles into five states. From Cairo, Illinois down through New Madrid, Missouri and then on into Arkansas. It also extends into parts of Tennessee. And there is worse news yet, the fault line offers up extremely shallow earthquakes.
How deep do earthquakes occur on the New Madrid fault line?
And there is worse news yet, the fault line offers up extremely shallow earthquakes. An earthquake prompted by the New Madrid Seismic Fault Line occurs at 3 and 15 miles depth.
When was the last major earthquake in New Madrid?
New Madrid’s last major seismic event took place between 1811 to 1812. This means it is overdue for a “big one” earthquake since the fault line ruptures around every 200 years.