It looks like earthquakes can occur irrespective of fault lines and still be quite large and that fault lines can occur without earthquakes of concern. https:/

It looks like earthquakes can occur irrespective of fault lines and still be quite large and that fault lines can occur without earthquakes of concern. https://www.beg.utexas.edu/texnet-cisr/fault-maps https://www.beg.utexas.edu/texnet-cisr/fault-maps