Map Showing New Madrid Fault Line 2024. Red circles indicate earthquakes that occurred from 1974 to 2002 with magnitudes larger than 2.5 located using modern instruments (university of memphis). Noteworthy changes in the new model show the possibility of more damaging earthquakes along the central and northeastern atlantic coastal corridor, including in the cities of washington d.c.
Red circles are earthquakes that occurred after 1972 from the usgs preliminary determination of epicenters catalog. The colors are keyed to the peak intensity of ground velocity at the surface.