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Open-File Report 99-517

Time sequence of large earthquakes in the SFBR since the early nineteenth century.

Figure 6. Time sequence of earthquakes M>=5.5 in the SFBR since the early 19th century, from the catalog of Bakun (1999). The catalog is believed to be complete for such magnitude earthquakes since 1850. A high rate of earthquake activity in the late 1800�s was followed by relatively little activity after 1906.

 

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