1952 Kern County earthquake
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The 1952 Kern County earthquake occurred on July 21 in the southern San Joaquin Valley and measured 7.3 on the moment magnitude scale. The main shock occurred at 4:52 am Pacific Daylight Time, killed 12 people, injured hundreds more and caused an... Wikipedia
Start date: July 21, 1952
Areas affected: Southern California; United States
Duration: 7.5 seconds (at Taft)
Epicenter: 34°52′N 119°06′W / 34.86°N 119.10°W
Fault: White Wolf Fault
Magnitude: Mw 7.3 Ms 7.5
Max. intensity: MMI XI (Extreme)