How Big Was the Earthquake in New Madrid?

By Robert Palmer

The New Madrid earthquake is one of the most significant earthquakes to have ever hit the central United States. It occurred in the early 19th century, and its effects were felt across a vast area. The earthquake was so powerful that it even caused the Mississippi River to flow backward for a brief period.

What Was the Magnitude of the New Madrid Earthquake?

The magnitude of the New Madrid earthquake is estimated to have been between 7.5 and 7.9 on the Richter scale. This makes it one of the most potent earthquakes ever recorded in North America. The quake occurred at around 2:15 am on December 16, 1811, near New Madrid, Missouri.

What Areas Were Affected by the Earthquake?

The effects of the New Madrid earthquake were felt across a vast area, including parts of Missouri, Tennessee, Kentucky, Arkansas, Illinois, Indiana, and Mississippi. The shaking was so intense that it even caused church bells to ring in Boston.

What Were Some of the Consequences of the Earthquake?

The consequences of this massive earthquake were severe and long-lasting. In addition to causing damage to buildings and infrastructure across a vast area, it also resulted in significant changes to the landscape. Several new lakes and waterfalls were formed as a result of this earthquake.

  • The shaking caused massive landslides along riverbanks.
  • Many houses collapsed or were severely damaged.
  • The Mississippi River flowed backward for several hours due to seismic activity.
  • The earthquake created large fissures in the ground which are still visible today.

Conclusion

In conclusion, the New Madrid earthquake was one of the most significant natural disasters ever recorded in North America. Its effects were felt across a vast area and resulted in severe consequences that continue to this day. The magnitude of this earthquake serves as a reminder of the power of nature and the importance of being prepared for such events.