People assume its not a matter of if a “big one” will hit border the Mississippi but a matter of when. In recent weeks tiny tremors have hit the surrounding states and scientists have seen evidence that the central Mississippi River valley has seen major earthquakes for more than 4,000 years.
For more info, please read the original article by USA Today:
https://www.usatoday.com/story/news/nation/2018/12/12/how-likely-earthquake-new-madrid-seismic-zone/2293190002/



