Latest New Madrid Earthquake 2025

Latest New Madrid Earthquake 2025. Preparing for the big one. The new madrid seismic zone is a series of faults, or fractures between two blocks of rocks, that run up and down the mississippi river valley that have had ongoing seismic activity for centuries.

This year, it will start at 10:17 a.m. While there have fortunately not been many quakes big enough to garner much attention, the usgs says there have already been at least 63.