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About 350 kilometres were ruptured in central and southern California. The magnitude was 7.9 and two deaths were recorded. -
About 430 kilometres were ruptured in Northern San Francisco. At least 3,000 people died from the earthquakes and the subsequent fires. The magnitude was measured to be 7.8. -
A magnitude 5.7 quake with an epicenter on the San Andreas fault in the ocean west of San Francisco and Daly City.