The nineteenth century earthquake sent shock waves that caused church bells to ring spontaneously as far away as Charleeston, SC.
Many major energy pipeline—especially NG—which supply the Great Lake cities and upper midwest pass through there.
And home owner insurance does not typically cover earthquakes. Anyone owning a home in the Midwest should get added earthquake coverage. Its pretty inexpensive.
Can we assume some of the groups we spend billions supporting know about the NEW MADRID zone AND about NG lines and have a list of contingency plans? Or are our protectors spending our billions looking for 'lone wolves' while thugs burn down our cities...