This map does not show the epicenters of all earthquakes greater than magnitude 4.5 recorded in the southern California area since the 19th century. It is meant as an overview of large and destructive, fairly recent, or unusual earthquakes.
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Faults of Southern California Information about faults can be obtained by clicking on fault traces on one of five maps, or by searching an alphabetical index . Annual Seismicity Animations and still images of all annual seismicity in southern California for the years 1985 through 1996.