New Madrid Earthquake Map 2025. A computer simulation shows how many people and cities would be. The usgs estimates that the region has a 25 to 40 percent chance of a.
This map shows earthquakes (circles) of the new madrid and wabash valley seismic zones (orange patches). Between 1811 and 1812 new madrid developed three earthquakes that ranged between 8.3 and 8.7.